Merge pull request #9267 from home-assistant/dev

.eslintrc.json

@@ -28,9 +28,7 @@
     "__BUILD__": false,
     "__VERSION__": false,
     "__STATIC_PATH__": false,
-    "Polymer": true,
+    "Polymer": true
-    "webkitSpeechRecognition": false,
-    "ResizeObserver": false
   },
   "env": {
     "browser": true,

.github/workflows/release.yaml

@@ -6,8 +6,8 @@ on:
       - published
 
 env:
-  WHEELS_TAG: 3.7-alpine3.11
+  WHEELS_TAG: 3.8-alpine3.12
-  PYTHON_VERSION: 3.7
+  PYTHON_VERSION: 3.8
   NODE_VERSION: 12.1
 
 jobs:

.mocharc.cjs

@@ -0,0 +1,4 @@
+module.exports = {
+  require: "test-mocha/testconf.js",
+  timeout: 10000,
+};

build-scripts/bundle.js

@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
 const path = require("path");
 const env = require("./env.js");
 const paths = require("./paths.js");
@@ -53,13 +54,13 @@ module.exports.babelOptions = ({ latestBuild }) => ({
   babelrc: false,
   presets: [
     !latestBuild && [
-      require("@babel/preset-env").default,
+      "@babel/preset-env",
       {
         useBuiltIns: "entry",
         corejs: "3.6",
       },
     ],
-    require("@babel/preset-typescript").default,
+    "@babel/preset-typescript",
   ].filter(Boolean),
   plugins: [
     // Part of ES2018. Converts {...a, b: 2} to Object.assign({}, a, {b: 2})
@@ -72,14 +73,9 @@ module.exports.babelOptions = ({ latestBuild }) => ({
     "@babel/plugin-syntax-dynamic-import",
     "@babel/plugin-proposal-optional-chaining",
     "@babel/plugin-proposal-nullish-coalescing-operator",
-    [
+    ["@babel/plugin-proposal-decorators", { decoratorsBeforeExport: true }],
-      require("@babel/plugin-proposal-decorators").default,
+    ["@babel/plugin-proposal-private-methods", { loose: true }],
-      { decoratorsBeforeExport: true },
+    ["@babel/plugin-proposal-class-properties", { loose: true }],
-    ],
-    [
-      require("@babel/plugin-proposal-class-properties").default,
-      { loose: true },
-    ],
   ].filter(Boolean),
 });
 

build-scripts/env.js

@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
 const fs = require("fs");
 const path = require("path");
 const paths = require("./paths.js");

build-scripts/paths.js

@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
 const path = require("path");
 
 module.exports = {

build-scripts/rollup.js

@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
 const path = require("path");
 
 const commonjs = require("@rollup/plugin-commonjs");
@@ -32,88 +33,78 @@ const createRollupConfig = ({
   publicPath,
   dontHash,
   isWDS,
-}) => {
+}) => ({
-  return {
+  /**
-    /**
+   * @type { import("rollup").InputOptions }
-     * @type { import("rollup").InputOptions }
+   */
-     */
+  inputOptions: {
-    inputOptions: {
+    input: entry,
-      input: entry,
+    // Some entry points contain no JavaScript. This setting silences a warning about that.
-      // Some entry points contain no JavaScript. This setting silences a warning about that.
+    // https://rollupjs.org/guide/en/#preserveentrysignatures
-      // https://rollupjs.org/guide/en/#preserveentrysignatures
+    preserveEntrySignatures: false,
-      preserveEntrySignatures: false,
+    plugins: [
-      plugins: [
+      ignore({
-        ignore({
+        files: bundle.emptyPackages({ latestBuild }),
-          files: bundle.emptyPackages({ latestBuild }),
+      }),
+      resolve({
+        extensions,
+        preferBuiltins: false,
+        browser: true,
+        rootDir: paths.polymer_dir,
+      }),
+      commonjs(),
+      json(),
+      babel({
+        ...bundle.babelOptions({ latestBuild }),
+        extensions,
+        exclude: bundle.babelExclude(),
+        babelHelpers: isWDS ? "inline" : "bundled",
+      }),
+      string({
+        // Import certain extensions as strings
+        include: [path.join(paths.polymer_dir, "node_modules/**/*.css")],
+      }),
+      replace(bundle.definedVars({ isProdBuild, latestBuild, defineOverlay })),
+      !isWDS &&
+        manifest({
+          publicPath,
         }),
-        resolve({
+      !isWDS && worker(),
-          extensions,
+      !isWDS && dontHashPlugin({ dontHash }),
-          preferBuiltins: false,
+      !isWDS && isProdBuild && terser(bundle.terserOptions(latestBuild)),
-          browser: true,
+      !isWDS &&
-          rootDir: paths.polymer_dir,
+        isStatsBuild &&
+        visualizer({
+          // https://github.com/btd/rollup-plugin-visualizer#options
+          open: true,
+          sourcemap: true,
         }),
-        commonjs({
+    ].filter(Boolean),
-          namedExports: {
+  },
-            "js-yaml": ["safeDump", "safeLoad"],
+  /**
-          },
+   * @type { import("rollup").OutputOptions }
-        }),
+   */
-        json(),
+  outputOptions: {
-        babel({
+    // https://rollupjs.org/guide/en/#outputdir
-          ...bundle.babelOptions({ latestBuild }),
+    dir: outputPath,
-          extensions,
+    // https://rollupjs.org/guide/en/#outputformat
-          exclude: bundle.babelExclude(),
+    format: latestBuild ? "es" : "systemjs",
-          babelHelpers: isWDS ? "inline" : "bundled",
+    // https://rollupjs.org/guide/en/#outputexternallivebindings
-        }),
+    externalLiveBindings: false,
-        string({
+    // https://rollupjs.org/guide/en/#outputentryfilenames
-          // Import certain extensions as strings
+    // https://rollupjs.org/guide/en/#outputchunkfilenames
-          include: [path.join(paths.polymer_dir, "node_modules/**/*.css")],
+    // https://rollupjs.org/guide/en/#outputassetfilenames
-        }),
+    entryFileNames:
-        replace(
+      isProdBuild && !isStatsBuild ? "[name]-[hash].js" : "[name].js",
-          bundle.definedVars({ isProdBuild, latestBuild, defineOverlay })
+    chunkFileNames: isProdBuild && !isStatsBuild ? "c.[hash].js" : "[name].js",
-        ),
+    assetFileNames: isProdBuild && !isStatsBuild ? "a.[hash].js" : "[name].js",
-        !isWDS &&
+    // https://rollupjs.org/guide/en/#outputsourcemap
-          manifest({
+    sourcemap: isProdBuild ? true : "inline",
-            publicPath,
+  },
-          }),
+});
-        !isWDS && worker(),
-        !isWDS && dontHashPlugin({ dontHash }),
-        !isWDS && isProdBuild && terser(bundle.terserOptions(latestBuild)),
-        !isWDS &&
-          isStatsBuild &&
-          visualizer({
-            // https://github.com/btd/rollup-plugin-visualizer#options
-            open: true,
-            sourcemap: true,
-          }),
-      ].filter(Boolean),
-    },
-    /**
-     * @type { import("rollup").OutputOptions }
-     */
-    outputOptions: {
-      // https://rollupjs.org/guide/en/#outputdir
-      dir: outputPath,
-      // https://rollupjs.org/guide/en/#outputformat
-      format: latestBuild ? "es" : "systemjs",
-      // https://rollupjs.org/guide/en/#outputexternallivebindings
-      externalLiveBindings: false,
-      // https://rollupjs.org/guide/en/#outputentryfilenames
-      // https://rollupjs.org/guide/en/#outputchunkfilenames
-      // https://rollupjs.org/guide/en/#outputassetfilenames
-      entryFileNames:
-        isProdBuild && !isStatsBuild ? "[name]-[hash].js" : "[name].js",
-      chunkFileNames:
-        isProdBuild && !isStatsBuild ? "c.[hash].js" : "[name].js",
-      assetFileNames:
-        isProdBuild && !isStatsBuild ? "a.[hash].js" : "[name].js",
-      // https://rollupjs.org/guide/en/#outputsourcemap
-      sourcemap: isProdBuild ? true : "inline",
-    },
-  };
-};
 
-const createAppConfig = ({ isProdBuild, latestBuild, isStatsBuild, isWDS }) => {
+const createAppConfig = ({ isProdBuild, latestBuild, isStatsBuild, isWDS }) =>
-  return createRollupConfig(
+  createRollupConfig(
     bundle.config.app({
       isProdBuild,
       latestBuild,
@@ -121,31 +112,24 @@ const createAppConfig = ({ isProdBuild, latestBuild, isStatsBuild, isWDS }) => {
       isWDS,
     })
   );
-};
 
-const createDemoConfig = ({ isProdBuild, latestBuild, isStatsBuild }) => {
+const createDemoConfig = ({ isProdBuild, latestBuild, isStatsBuild }) =>
-  return createRollupConfig(
+  createRollupConfig(
     bundle.config.demo({
       isProdBuild,
       latestBuild,
       isStatsBuild,
     })
   );
-};
 
-const createCastConfig = ({ isProdBuild, latestBuild }) => {
+const createCastConfig = ({ isProdBuild, latestBuild }) =>
-  return createRollupConfig(bundle.config.cast({ isProdBuild, latestBuild }));
+  createRollupConfig(bundle.config.cast({ isProdBuild, latestBuild }));
-};
 
-const createHassioConfig = ({ isProdBuild, latestBuild }) => {
+const createHassioConfig = ({ isProdBuild, latestBuild }) =>
-  return createRollupConfig(bundle.config.hassio({ isProdBuild, latestBuild }));
+  createRollupConfig(bundle.config.hassio({ isProdBuild, latestBuild }));
-};
 
-const createGalleryConfig = ({ isProdBuild, latestBuild }) => {
+const createGalleryConfig = ({ isProdBuild, latestBuild }) =>
-  return createRollupConfig(
+  createRollupConfig(bundle.config.gallery({ isProdBuild, latestBuild }));
-    bundle.config.gallery({ isProdBuild, latestBuild })
-  );
-};
 
 module.exports = {
   createAppConfig,

build-scripts/util.js

@@ -1,3 +1,4 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
 const path = require("path");
 const fs = require("fs");
 

build-scripts/webpack.js

@@ -1,9 +1,10 @@
+/* eslint-disable @typescript-eslint/no-var-requires */
 const webpack = require("webpack");
 const path = require("path");
 const TerserPlugin = require("terser-webpack-plugin");
 const { WebpackManifestPlugin } = require("webpack-manifest-plugin");
 const paths = require("./paths.js");
-const bundle = require("./bundle");
+const bundle = require("./bundle.js");
 const log = require("fancy-log");
 
 class LogStartCompilePlugin {
@@ -94,6 +95,7 @@ const createWebpackConfig = ({
               ? path.resolve(context, resource)
               : require.resolve(resource);
           } catch (err) {
+            // eslint-disable-next-line no-console
             console.error(
               "Error in Home Assistant ignore plugin",
               resource,
@@ -115,7 +117,7 @@ const createWebpackConfig = ({
       new webpack.NormalModuleReplacementPlugin(
         new RegExp(
           require.resolve(
-            "lit-virtualizer/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.js"
+            "@lit-labs/virtualizer/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.js"
           )
         ),
         path.resolve(paths.polymer_dir, "src/resources/EventTarget-ponyfill.js")
@@ -124,6 +126,11 @@ const createWebpackConfig = ({
     ].filter(Boolean),
     resolve: {
       extensions: [".ts", ".js", ".json"],
+      alias: {
+        "lit/decorators$": "lit/decorators.js",
+        "lit/directive$": "lit/directive.js",
+        "lit/polyfill-support$": "lit/polyfill-support.js",
+      },
     },
     output: {
       filename: ({ chunk }) => {
@@ -144,33 +151,24 @@ const createWebpackConfig = ({
   };
 };
 
-const createAppConfig = ({ isProdBuild, latestBuild, isStatsBuild }) => {
+const createAppConfig = ({ isProdBuild, latestBuild, isStatsBuild }) =>
-  return createWebpackConfig(
+  createWebpackConfig(
     bundle.config.app({ isProdBuild, latestBuild, isStatsBuild })
   );
-};
 
-const createDemoConfig = ({ isProdBuild, latestBuild, isStatsBuild }) => {
+const createDemoConfig = ({ isProdBuild, latestBuild, isStatsBuild }) =>
-  return createWebpackConfig(
+  createWebpackConfig(
     bundle.config.demo({ isProdBuild, latestBuild, isStatsBuild })
   );
-};
 
-const createCastConfig = ({ isProdBuild, latestBuild }) => {
+const createCastConfig = ({ isProdBuild, latestBuild }) =>
-  return createWebpackConfig(bundle.config.cast({ isProdBuild, latestBuild }));
+  createWebpackConfig(bundle.config.cast({ isProdBuild, latestBuild }));
-};
 
-const createHassioConfig = ({ isProdBuild, latestBuild }) => {
+const createHassioConfig = ({ isProdBuild, latestBuild }) =>
-  return createWebpackConfig(
+  createWebpackConfig(bundle.config.hassio({ isProdBuild, latestBuild }));
-    bundle.config.hassio({ isProdBuild, latestBuild })
-  );
-};
 
-const createGalleryConfig = ({ isProdBuild, latestBuild }) => {
+const createGalleryConfig = ({ isProdBuild, latestBuild }) =>
-  return createWebpackConfig(
+  createWebpackConfig(bundle.config.gallery({ isProdBuild, latestBuild }));
-    bundle.config.gallery({ isProdBuild, latestBuild })
-  );
-};
 
 module.exports = {
   createAppConfig,

cast/src/launcher/layout/hc-cast.ts

@@ -1,16 +1,9 @@
+import "@material/mwc-button/mwc-button";
 import "@polymer/paper-item/paper-icon-item";
 import "@polymer/paper-listbox/paper-listbox";
 import { Auth, Connection } from "home-assistant-js-websocket";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  internalProperty,
-  TemplateResult,
-} from "lit-element";
 import { CastManager } from "../../../../src/cast/cast_manager";
 import {
   castSendShowLovelaceView,
@@ -32,7 +25,6 @@ import {
 import "../../../../src/layouts/hass-loading-screen";
 import { generateDefaultViewConfig } from "../../../../src/panels/lovelace/common/generate-lovelace-config";
 import "./hc-layout";
-import "@material/mwc-button/mwc-button";
 
 @customElement("hc-cast")
 class HcCast extends LitElement {
@@ -42,9 +34,9 @@ class HcCast extends LitElement {
 
   @property() public castManager!: CastManager;
 
-  @internalProperty() private askWrite = false;
+  @state() private askWrite = false;
 
-  @internalProperty() private lovelaceConfig?: LovelaceConfig | null;
+  @state() private lovelaceConfig?: LovelaceConfig | null;
 
   protected render(): TemplateResult {
     if (this.lovelaceConfig === undefined) {
@@ -204,7 +196,7 @@ class HcCast extends LitElement {
     }
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       .center-item {
         display: flex;

cast/src/launcher/layout/hc-connect.ts

@@ -11,15 +11,8 @@ import {
   getAuth,
   getAuthOptions,
 } from "home-assistant-js-websocket";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  TemplateResult,
-  internalProperty,
-} from "lit-element";
 import { CastManager, getCastManager } from "../../../../src/cast/cast_manager";
 import { castSendShowDemo } from "../../../../src/cast/receiver_messages";
 import {
@@ -60,19 +53,19 @@ const INTRO = html`
 
 @customElement("hc-connect")
 export class HcConnect extends LitElement {
-  @internalProperty() private loading = false;
+  @state() private loading = false;
 
   // If we had stored credentials but we cannot connect,
   // show a screen asking retry or logout.
-  @internalProperty() private cannotConnect = false;
+  @state() private cannotConnect = false;
 
-  @internalProperty() private error?: string | TemplateResult;
+  @state() private error?: string | TemplateResult;
 
-  @internalProperty() private auth?: Auth;
+  @state() private auth?: Auth;
 
-  @internalProperty() private connection?: Connection;
+  @state() private connection?: Connection;
 
-  @internalProperty() private castManager?: CastManager | null;
+  @state() private castManager?: CastManager | null;
 
   private openDemo = false;
 
@@ -297,7 +290,7 @@ export class HcConnect extends LitElement {
     }
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       .card-content a {
         color: var(--primary-color);

cast/src/launcher/layout/hc-layout.ts

@@ -4,15 +4,8 @@ import {
   getUser,
   HassUser,
 } from "home-assistant-js-websocket";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import "../../../../src/components/ha-card";
 
 @customElement("hc-layout")
@@ -69,7 +62,7 @@ class HcLayout extends LitElement {
     }
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       :host {
         display: flex;

cast/src/receiver/layout/hc-demo.ts

@@ -1,10 +1,5 @@
-import {
+import { html, TemplateResult } from "lit";
-  customElement,
+import { customElement, property, state } from "lit/decorators";
-  html,
-  internalProperty,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { mockHistory } from "../../../../demo/src/stubs/history";
 import { LovelaceConfig } from "../../../../src/data/lovelace";
 import {
@@ -21,7 +16,7 @@ import "./hc-lovelace";
 class HcDemo extends HassElement {
   @property({ attribute: false }) public lovelacePath!: string;
 
-  @internalProperty() private _lovelaceConfig?: LovelaceConfig;
+  @state() private _lovelaceConfig?: LovelaceConfig;
 
   protected render(): TemplateResult {
     if (!this._lovelaceConfig) {
@@ -38,10 +33,10 @@ class HcDemo extends HassElement {
 
   protected firstUpdated(changedProps) {
     super.firstUpdated(changedProps);
-    this._initialize();
+    this._initializeHass();
   }
 
-  private async _initialize() {
+  private async _initializeHass() {
     const initial: Partial<MockHomeAssistant> = {
       // Override updateHass so that the correct hass lifecycle methods are called
       updateHass: (hassUpdate: Partial<HomeAssistant>) =>

cast/src/receiver/layout/hc-launch-screen.ts

@@ -1,12 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { HomeAssistant } from "../../../../src/types";
 
 @customElement("hc-launch-screen")
@@ -29,7 +22,7 @@ class HcLaunchScreen extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       :host {
         display: block;

cast/src/receiver/layout/hc-lovelace.ts

@@ -1,12 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { LovelaceConfig } from "../../../../src/data/lovelace";
 import { Lovelace } from "../../../../src/panels/lovelace/types";
 import "../../../../src/panels/lovelace/views/hui-view";
@@ -91,7 +84,7 @@ class HcLovelace extends LitElement {
     return undefined;
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       :host {
         min-height: 100vh;

cast/src/receiver/layout/hc-main.ts

@@ -3,12 +3,8 @@ import {
   getAuth,
   UnsubscribeFunc,
 } from "home-assistant-js-websocket";
-import {
+import { html, TemplateResult } from "lit";
-  customElement,
+import { customElement, state } from "lit/decorators";
-  html,
-  internalProperty,
-  TemplateResult,
-} from "lit-element";
 import { CAST_NS } from "../../../../src/cast/const";
 import {
   ConnectMessage,
@@ -36,13 +32,13 @@ let resourcesLoaded = false;
 
 @customElement("hc-main")
 export class HcMain extends HassElement {
-  @internalProperty() private _showDemo = false;
+  @state() private _showDemo = false;
 
-  @internalProperty() private _lovelaceConfig?: LovelaceConfig;
+  @state() private _lovelaceConfig?: LovelaceConfig;
 
-  @internalProperty() private _lovelacePath: string | number | null = null;
+  @state() private _lovelacePath: string | number | null = null;
 
-  @internalProperty() private _error?: string;
+  @state() private _error?: string;
 
   private _unsubLovelace?: UnsubscribeFunc;
 

demo/src/configs/teachingbirds/lovelace.ts

@@ -440,57 +440,43 @@ export const demoLovelaceTeachingbirds: DemoConfig["lovelace"] = () => ({
           type: "horizontal-stack",
         },
         {
+          type: "grid",
+          columns: 2,
           cards: [
             {
-              cards: [
+              graph: "line",
-                {
+              type: "sensor",
-                  graph: "line",
+              entity: "sensor.temperature_bedroom",
-                  type: "sensor",
-                  entity: "sensor.temperature_bedroom",
-                },
-                {
-                  graph: "line",
-                  type: "sensor",
-                  name: "S's room",
-                  entity: "sensor.temperature_stefan",
-                },
-              ],
-              type: "horizontal-stack",
             },
             {
-              cards: [
+              graph: "line",
-                {
+              type: "sensor",
-                  graph: "line",
+              name: "S's room",
-                  type: "sensor",
+              entity: "sensor.temperature_stefan",
-                  entity: "sensor.temperature_passage",
-                },
-                {
-                  graph: "line",
-                  type: "sensor",
-                  name: "Bathroom",
-                  entity: "sensor.temperature_downstairs_bathroom",
-                },
-              ],
-              type: "horizontal-stack",
             },
             {
-              cards: [
+              graph: "line",
-                {
+              type: "sensor",
-                  graph: "line",
+              entity: "sensor.temperature_passage",
-                  type: "sensor",
+            },
-                  entity: "sensor.temperature_storage",
+            {
-                },
+              graph: "line",
-                {
+              type: "sensor",
-                  graph: "line",
+              name: "Bathroom",
-                  type: "sensor",
+              entity: "sensor.temperature_downstairs_bathroom",
-                  name: "Refrigerator",
+            },
-                  entity: "sensor.refrigerator",
+            {
-                },
+              graph: "line",
-              ],
+              type: "sensor",
-              type: "horizontal-stack",
+              entity: "sensor.temperature_storage",
+            },
+            {
+              graph: "line",
+              type: "sensor",
+              name: "Refrigerator",
+              entity: "sensor.refrigerator",
             },
           ],
-          type: "vertical-stack",
         },
         {
           entities: [

demo/src/custom-cards/card-modder.js

@@ -1,5 +1,5 @@
 /* eslint-disable */
-import { LitElement } from "lit-element";
+import { LitElement } from "lit";
 import "./card-tools";
 
 class CardModder extends LitElement {

demo/src/custom-cards/card-tools.js

@@ -1,5 +1,5 @@
 /* eslint-disable */
-import { html, LitElement } from "lit-element";
+import { html, LitElement } from "lit";
 
 if (!window.cardTools) {
   const version = 0.2;

demo/src/custom-cards/cast-demo-row.ts

@@ -1,12 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  TemplateResult,
-} from "lit-element";
 import { CastManager } from "../../../src/cast/cast_manager";
 import { castSendShowDemo } from "../../../src/cast/receiver_messages";
 import "../../../src/components/ha-icon";
@@ -20,7 +13,7 @@ import { HomeAssistant } from "../../../src/types";
 class CastDemoRow extends LitElement implements LovelaceRow {
   public hass!: HomeAssistant;
 
-  @internalProperty() private _castManager?: CastManager | null;
+  @state() private _castManager?: CastManager | null;
 
   public setConfig(_config: CastConfig): void {
     // No config possible.
@@ -73,7 +66,7 @@ class CastDemoRow extends LitElement implements LovelaceRow {
     this.style.display = this._castManager ? "" : "none";
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       :host {
         display: flex;

demo/src/custom-cards/ha-demo-card.ts

@@ -1,14 +1,7 @@
 import "@material/mwc-button";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { property, state } from "lit/decorators";
-  CSSResult,
+import { until } from "lit/directives/until";
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
-import { until } from "lit-html/directives/until";
 import "../../../src/components/ha-card";
 import "../../../src/components/ha-circular-progress";
 import { LovelaceCardConfig } from "../../../src/data/lovelace";
@@ -26,7 +19,7 @@ export class HADemoCard extends LitElement implements LovelaceCard {
 
   @property({ attribute: false }) public hass!: MockHomeAssistant;
 
-  @internalProperty() private _switching?: boolean;
+  @state() private _switching?: boolean;
 
   private _hidden = localStorage.hide_demo_card;
 
@@ -113,7 +106,7 @@ export class HADemoCard extends LitElement implements LovelaceCard {
     }
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       css`
         a {

demo/src/ha-demo.ts

@@ -22,9 +22,9 @@ import { mockTemplate } from "./stubs/template";
 import { mockTranslations } from "./stubs/translations";
 
 class HaDemo extends HomeAssistantAppEl {
-  protected async _initialize() {
+  protected async _initializeHass() {
     const initial: Partial<MockHomeAssistant> = {
-      panelUrl: (this as any).panelUrl,
+      panelUrl: (this as any)._panelUrl,
       // Override updateHass so that the correct hass lifecycle methods are called
       updateHass: (hassUpdate: Partial<HomeAssistant>) =>
         this._updateHass(hassUpdate),
@@ -70,7 +70,7 @@ class HaDemo extends HomeAssistantAppEl {
         }
 
         e.preventDefault();
-        navigate(this, href);
+        navigate(href);
       },
       { capture: true }
     );

gallery/src/components/demo-card.js

@@ -1,7 +1,7 @@
 import { html } from "@polymer/polymer/lib/utils/html-tag";
 /* eslint-plugin-disable lit */
 import { PolymerElement } from "@polymer/polymer/polymer-element";
-import { safeLoad } from "js-yaml";
+import { load } from "js-yaml";
 import { createCardElement } from "../../../src/panels/lovelace/create-element/create-card-element";
 
 class DemoCard extends PolymerElement {
@@ -80,7 +80,7 @@ class DemoCard extends PolymerElement {
       card.removeChild(card.lastChild);
     }
 
-    const el = this._createCardElement(safeLoad(config.config)[0]);
+    const el = this._createCardElement(load(config.config)[0]);
     card.appendChild(el);
     this._getSize(el);
   }

gallery/src/demos/demo-automation-describe-action.ts

@@ -1,12 +1,6 @@
-import { safeDump } from "js-yaml";
+import { dump } from "js-yaml";
-import {
+import { html, css, LitElement, TemplateResult } from "lit";
-  customElement,
+import { customElement, property } from "lit/decorators";
-  html,
-  css,
-  LitElement,
-  TemplateResult,
-  property,
-} from "lit-element";
 import "../../../src/components/ha-card";
 import { describeAction } from "../../../src/data/script_i18n";
 import { provideHass } from "../../../src/fake_data/provide_hass";
@@ -62,7 +56,7 @@ export class DemoAutomationDescribeAction extends LitElement {
           (conf) => html`
             <div class="action">
               <span>${describeAction(this.hass, conf as any)}</span>
-              <pre>${safeDump(conf)}</pre>
+              <pre>${dump(conf)}</pre>
             </div>
           `
         )}

gallery/src/demos/demo-automation-describe-condition.ts

@@ -1,11 +1,6 @@
-import { safeDump } from "js-yaml";
+import { dump } from "js-yaml";
-import {
+import { html, css, LitElement, TemplateResult } from "lit";
-  customElement,
+import { customElement } from "lit/decorators";
-  html,
-  css,
-  LitElement,
-  TemplateResult,
-} from "lit-element";
 import "../../../src/components/ha-card";
 import { describeCondition } from "../../../src/data/automation_i18n";
 
@@ -31,7 +26,7 @@ export class DemoAutomationDescribeCondition extends LitElement {
           (conf) => html`
             <div class="condition">
               <span>${describeCondition(conf as any)}</span>
-              <pre>${safeDump(conf)}</pre>
+              <pre>${dump(conf)}</pre>
             </div>
           `
         )}

gallery/src/demos/demo-automation-describe-trigger.ts

@@ -1,11 +1,6 @@
-import { safeDump } from "js-yaml";
+import { dump } from "js-yaml";
-import {
+import { html, css, LitElement, TemplateResult } from "lit";
-  customElement,
+import { customElement } from "lit/decorators";
-  html,
-  css,
-  LitElement,
-  TemplateResult,
-} from "lit-element";
 import "../../../src/components/ha-card";
 import { describeTrigger } from "../../../src/data/automation_i18n";
 
@@ -34,7 +29,7 @@ export class DemoAutomationDescribeTrigger extends LitElement {
           (conf) => html`
             <div class="trigger">
               <span>${describeTrigger(conf as any)}</span>
-              <pre>${safeDump(conf)}</pre>
+              <pre>${dump(conf)}</pre>
             </div>
           `
         )}

gallery/src/demos/demo-automation-trace-timeline.ts

@@ -1,11 +1,5 @@
-import {
+import { html, css, LitElement, TemplateResult } from "lit";
-  customElement,
+import { customElement, property } from "lit/decorators";
-  html,
-  css,
-  LitElement,
-  TemplateResult,
-  property,
-} from "lit-element";
 import "../../../src/components/ha-card";
 import "../../../src/components/trace/hat-script-graph";
 import "../../../src/components/trace/hat-trace-timeline";

gallery/src/demos/demo-automation-trace.ts

@@ -1,12 +1,4 @@
-import {
+import { html, css, LitElement, TemplateResult } from "lit";
-  customElement,
-  html,
-  css,
-  LitElement,
-  TemplateResult,
-  internalProperty,
-  property,
-} from "lit-element";
 import "../../../src/components/ha-card";
 import "../../../src/components/trace/hat-script-graph";
 import "../../../src/components/trace/hat-trace-timeline";
@@ -15,6 +7,7 @@ import { HomeAssistant } from "../../../src/types";
 import { DemoTrace } from "../data/traces/types";
 import { basicTrace } from "../data/traces/basic_trace";
 import { motionLightTrace } from "../data/traces/motion-light-trace";
+import { customElement, property, state } from "lit/decorators";
 
 const traces: DemoTrace[] = [basicTrace, motionLightTrace];
 
@@ -22,7 +15,7 @@ const traces: DemoTrace[] = [basicTrace, motionLightTrace];
 export class DemoAutomationTrace extends LitElement {
   @property({ attribute: false }) hass?: HomeAssistant;
 
-  @internalProperty() private _selected = {};
+  @state() private _selected = {};
 
   protected render(): TemplateResult {
     if (!this.hass) {

gallery/src/demos/demo-hui-alarm-panel-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-conditional-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-entities-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-entity-button-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-entity-filter-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-gauge-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-glance-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-grid-and-stack-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { mockHistory } from "../../../demo/src/stubs/history";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";

gallery/src/demos/demo-hui-iframe-card.ts

@@ -1,4 +1,5 @@
-import { customElement, html, LitElement, TemplateResult } from "lit-element";
+import { html, LitElement, TemplateResult } from "lit";
+import { customElement } from "lit/decorators";
 import "../components/demo-cards";
 
 const CONFIGS = [

gallery/src/demos/demo-hui-light-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-map-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-markdown-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { mockTemplate } from "../../../demo/src/stubs/template";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-media-control-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";
 import { createMediaPlayerEntities } from "../data/media_players";

gallery/src/demos/demo-hui-media-player-rows.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";
 import { createMediaPlayerEntities } from "../data/media_players";

gallery/src/demos/demo-hui-picture-elements-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-picture-entity-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-picture-glance-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-hui-plant-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";
 import { createPlantEntities } from "../data/plants";

gallery/src/demos/demo-hui-shopping-list-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";
 

gallery/src/demos/demo-hui-thermostat-card.ts

@@ -1,11 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, query } from "lit/decorators";
-  html,
-  LitElement,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import { getEntity } from "../../../src/fake_data/entity";
 import { provideHass } from "../../../src/fake_data/provide_hass";
 import "../components/demo-cards";

gallery/src/demos/demo-integration-card.ts

@@ -1,12 +1,4 @@
-import {
+import { html, css, LitElement, TemplateResult } from "lit";
-  customElement,
-  html,
-  css,
-  internalProperty,
-  LitElement,
-  TemplateResult,
-  property,
-} from "lit-element";
 import "../../../src/components/ha-formfield";
 import "../../../src/components/ha-switch";
 
@@ -23,7 +15,8 @@ import type {
 } from "../../../src/panels/config/integrations/ha-config-integrations";
 import { DeviceRegistryEntry } from "../../../src/data/device_registry";
 import { EntityRegistryEntry } from "../../../src/data/entity_registry";
-import { classMap } from "lit-html/directives/class-map";
+import { classMap } from "lit/directives/class-map";
+import { customElement, property, state } from "lit/decorators";
 
 const createConfigEntry = (
   title: string,
@@ -220,9 +213,9 @@ const createDeviceRegistryEntries = (
 export class DemoIntegrationCard extends LitElement {
   @property({ attribute: false }) hass?: HomeAssistant;
 
-  @internalProperty() isCustomIntegration = false;
+  @state() isCustomIntegration = false;
 
-  @internalProperty() isCloud = false;
+  @state() isCloud = false;
 
   protected render(): TemplateResult {
     if (!this.hass) {

gallery/src/demos/demo-more-info-light.ts

@@ -1,12 +1,5 @@
-import {
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-  customElement,
+import { customElement, property, query } from "lit/decorators";
-  html,
-  LitElement,
-  property,
-  PropertyValues,
-  query,
-  TemplateResult,
-} from "lit-element";
 import "../../../src/components/ha-card";
 import {
   LightColorModes,

gallery/src/demos/demo-util-long-press.ts

@@ -1,5 +1,6 @@
 import "@material/mwc-button";
-import { customElement, html, LitElement, TemplateResult } from "lit-element";
+import { html, LitElement, TemplateResult } from "lit";
+import { customElement } from "lit/decorators";
 import "../../../src/components/ha-card";
 import { ActionHandlerEvent } from "../../../src/data/lovelace";
 import { actionHandler } from "../../../src/panels/lovelace/common/directives/action-handler-directive";

hassio/src/addon-store/hassio-addon-repository.ts

@@ -1,12 +1,6 @@
 import { mdiArrowUpBoldCircle, mdiPuzzle } from "@mdi/js";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { property } from "lit/decorators";
-  CSSResultArray,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import memoizeOne from "memoize-one";
 import { atLeastVersion } from "../../../src/common/config/version";
 import { navigate } from "../../../src/common/navigate";
@@ -126,10 +120,10 @@ class HassioAddonRepositoryEl extends LitElement {
   }
 
   private _addonTapped(ev) {
-    navigate(this, `/hassio/addon/${ev.currentTarget.addon.slug}`);
+    navigate(`/hassio/addon/${ev.currentTarget.addon.slug}`);
   }
 
-  static get styles(): CSSResultArray {
+  static get styles(): CSSResultGroup {
     return [
       hassioStyle,
       css`

hassio/src/addon-store/hassio-addon-store.ts

@@ -4,13 +4,13 @@ import "@material/mwc-list/mwc-list-item";
 import { mdiDotsVertical } from "@mdi/js";
 import {
   css,
-  CSSResult,
+  CSSResultGroup,
-  internalProperty,
+  html,
   LitElement,
-  property,
   PropertyValues,
-} from "lit-element";
+  TemplateResult,
-import { html, TemplateResult } from "lit-html";
+} from "lit";
+import { property, state } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { atLeastVersion } from "../../../src/common/config/version";
 import { fireEvent } from "../../../src/common/dom/fire_event";
@@ -58,7 +58,7 @@ class HassioAddonStore extends LitElement {
 
   @property({ attribute: false }) public route!: Route;
 
-  @internalProperty() private _filter?: string;
+  @state() private _filter?: string;
 
   public async refreshData() {
     await reloadHassioAddons(this.hass);
@@ -138,7 +138,7 @@ class HassioAddonStore extends LitElement {
   protected firstUpdated(changedProps: PropertyValues) {
     super.firstUpdated(changedProps);
     const repositoryUrl = extractSearchParam("repository_url");
-    navigate(this, "/hassio/store", true);
+    navigate("/hassio/store", { replace: true });
     if (repositoryUrl) {
       this._manageRepositories(repositoryUrl);
     }
@@ -218,7 +218,7 @@ class HassioAddonStore extends LitElement {
     this._filter = e.detail.value;
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       hassio-addon-repository {
         margin-top: 24px;

hassio/src/addon-view/config/hassio-addon-audio.ts

@@ -4,15 +4,13 @@ import "@polymer/paper-item/paper-item";
 import "@polymer/paper-listbox/paper-listbox";
 import {
   css,
-  CSSResult,
+  CSSResultGroup,
-  customElement,
   html,
-  internalProperty,
   LitElement,
-  property,
   PropertyValues,
   TemplateResult,
-} from "lit-element";
+} from "lit";
+import { customElement, property, state } from "lit/decorators";
 import "web-animations-js/web-animations-next-lite.min";
 import "../../../../src/components/buttons/ha-progress-button";
 import "../../../../src/components/ha-card";
@@ -39,15 +37,15 @@ class HassioAddonAudio extends LitElement {
 
   @property({ attribute: false }) public addon!: HassioAddonDetails;
 
-  @internalProperty() private _error?: string;
+  @state() private _error?: string;
 
-  @internalProperty() private _inputDevices?: HassioHardwareAudioDevice[];
+  @state() private _inputDevices?: HassioHardwareAudioDevice[];
 
-  @internalProperty() private _outputDevices?: HassioHardwareAudioDevice[];
+  @state() private _outputDevices?: HassioHardwareAudioDevice[];
 
-  @internalProperty() private _selectedInput!: null | string;
+  @state() private _selectedInput!: null | string;
 
-  @internalProperty() private _selectedOutput!: null | string;
+  @state() private _selectedOutput!: null | string;
 
   protected render(): TemplateResult {
     return html`
@@ -109,7 +107,7 @@ class HassioAddonAudio extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/addon-view/config/hassio-addon-config-tab.ts

@@ -1,12 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import "../../../../src/components/ha-circular-progress";
 import { HassioAddonDetails } from "../../../../src/data/hassio/addon";
 import { Supervisor } from "../../../../src/data/supervisor/supervisor";
@@ -70,7 +63,7 @@ class HassioAddonConfigDashboard extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/addon-view/config/hassio-addon-config.ts

@@ -5,16 +5,13 @@ import { mdiDotsVertical } from "@mdi/js";
 import "@polymer/iron-autogrow-textarea/iron-autogrow-textarea";
 import {
   css,
-  CSSResult,
+  CSSResultGroup,
-  customElement,
   html,
-  internalProperty,
   LitElement,
-  property,
   PropertyValues,
-  query,
   TemplateResult,
-} from "lit-element";
+} from "lit";
+import { customElement, property, state, query } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
 import "../../../../src/components/buttons/ha-progress-button";
@@ -53,15 +50,15 @@ class HassioAddonConfig extends LitElement {
 
   @property({ type: Boolean }) private _valid = true;
 
-  @internalProperty() private _canShowSchema = false;
+  @state() private _canShowSchema = false;
 
-  @internalProperty() private _showOptional = false;
+  @state() private _showOptional = false;
 
-  @internalProperty() private _error?: string;
+  @state() private _error?: string;
 
-  @internalProperty() private _options?: Record<string, unknown>;
+  @state() private _options?: Record<string, unknown>;
 
-  @internalProperty() private _yamlMode = false;
+  @state() private _yamlMode = false;
 
   @query("ha-yaml-editor") private _editor?: HaYamlEditor;
 
@@ -262,6 +259,11 @@ class HassioAddonConfig extends LitElement {
 
   private async _saveTapped(ev: CustomEvent): Promise<void> {
     const button = ev.currentTarget as any;
+    const eventdata = {
+      success: true,
+      response: undefined,
+      path: "options",
+    };
     button.progress = true;
 
     this._error = undefined;
@@ -272,26 +274,22 @@ class HassioAddonConfig extends LitElement {
       });
 
       this._configHasChanged = false;
-      const eventdata = {
-        success: true,
-        response: undefined,
-        path: "options",
-      };
-      fireEvent(this, "hass-api-called", eventdata);
       if (this.addon?.state === "started") {
         await suggestAddonRestart(this, this.hass, this.supervisor, this.addon);
       }
     } catch (err) {
       this._error = this.supervisor.localize(
-        "addon.configuration.options.failed_to_save",
+        "addon.failed_to_save",
         "error",
         extractApiErrorMessage(err)
       );
+      eventdata.success = false;
     }
     button.progress = false;
+    fireEvent(this, "hass-api-called", eventdata);
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/addon-view/config/hassio-addon-network.ts

@@ -1,15 +1,13 @@
 import { PaperInputElement } from "@polymer/paper-input/paper-input";
 import {
   css,
-  CSSResult,
+  CSSResultGroup,
-  customElement,
   html,
-  internalProperty,
   LitElement,
-  property,
   PropertyValues,
   TemplateResult,
-} from "lit-element";
+} from "lit";
+import { customElement, property, state } from "lit/decorators";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
 import "../../../../src/components/buttons/ha-progress-button";
 import "../../../../src/components/ha-card";
@@ -43,9 +41,9 @@ class HassioAddonNetwork extends LitElement {
 
   @property({ attribute: false }) public addon!: HassioAddonDetails;
 
-  @internalProperty() private _error?: string;
+  @state() private _error?: string;
 
-  @internalProperty() private _config?: NetworkItem[];
+  @state() private _config?: NetworkItem[];
 
   public connectedCallback(): void {
     super.connectedCallback();
@@ -216,7 +214,7 @@ class HassioAddonNetwork extends LitElement {
     button.progress = false;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/addon-view/documentation/hassio-addon-documentation-tab.ts

@@ -1,14 +1,5 @@
 import "../../../../src/components/ha-card";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import "../../../../src/components/ha-circular-progress";
 import "../../../../src/components/ha-markdown";
 import {
@@ -21,6 +12,7 @@ import { haStyle } from "../../../../src/resources/styles";
 import { HomeAssistant } from "../../../../src/types";
 import { hassioStyle } from "../../resources/hassio-style";
 import { Supervisor } from "../../../../src/data/supervisor/supervisor";
+import { customElement, property, state } from "lit/decorators";
 
 @customElement("hassio-addon-documentation-tab")
 class HassioAddonDocumentationDashboard extends LitElement {
@@ -30,9 +22,9 @@ class HassioAddonDocumentationDashboard extends LitElement {
 
   @property({ attribute: false }) public addon?: HassioAddonDetails;
 
-  @internalProperty() private _error?: string;
+  @state() private _error?: string;
 
-  @internalProperty() private _content?: string;
+  @state() private _content?: string;
 
   public async connectedCallback(): Promise<void> {
     super.connectedCallback();
@@ -57,7 +49,7 @@ class HassioAddonDocumentationDashboard extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/addon-view/hassio-addon-dashboard.ts

@@ -4,16 +4,8 @@ import {
   mdiInformationVariant,
   mdiMathLog,
 } from "@mdi/js";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import memoizeOne from "memoize-one";
 import { fireEvent } from "../../../src/common/dom/fire_event";
 import { navigate } from "../../../src/common/navigate";
@@ -52,7 +44,7 @@ class HassioAddonDashboard extends LitElement {
 
   @property({ type: Boolean }) public narrow!: boolean;
 
-  @internalProperty() _error?: string;
+  @state() _error?: string;
 
   private _computeTail = memoizeOne((route: Route) => {
     const dividerPos = route.path.indexOf("/", 1);
@@ -133,7 +125,7 @@ class HassioAddonDashboard extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,
@@ -183,7 +175,7 @@ class HassioAddonDashboard extends LitElement {
         if (!validAddon) {
           this._error = this.supervisor.localize("my.error_addon_not_found");
         } else {
-          navigate(this, `/hassio/addon/${requestedAddon}`, true);
+          navigate(`/hassio/addon/${requestedAddon}`, { replace: true });
         }
       }
     }
@@ -191,6 +183,10 @@ class HassioAddonDashboard extends LitElement {
   }
 
   private async _apiCalled(ev): Promise<void> {
+    if (!ev.detail.success) {
+      return;
+    }
+
     const pathSplit: string[] = ev.detail.path?.split("/");
 
     if (!pathSplit || pathSplit.length === 0) {

hassio/src/addon-view/hassio-addon-router.ts

@@ -1,4 +1,4 @@
-import { customElement, property } from "lit-element";
+import { customElement, property } from "lit/decorators";
 import { HassioAddonDetails } from "../../../src/data/hassio/addon";
 import { Supervisor } from "../../../src/data/supervisor/supervisor";
 import {

hassio/src/addon-view/info/hassio-addon-info-tab.ts

@@ -1,12 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import "../../../../src/components/ha-circular-progress";
 import { HassioAddonDetails } from "../../../../src/data/hassio/addon";
 import { Supervisor } from "../../../../src/data/supervisor/supervisor";
@@ -42,7 +35,7 @@ class HassioAddonInfoDashboard extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/addon-view/info/hassio-addon-info.ts

@@ -14,17 +14,9 @@ import {
   mdiPound,
   mdiShield,
 } from "@mdi/js";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, state } from "lit/decorators";
-  CSSResult,
+import { classMap } from "lit/directives/class-map";
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
-import { classMap } from "lit-html/directives/class-map";
 import memoizeOne from "memoize-one";
 import { atLeastVersion } from "../../../../src/common/config/version";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
@@ -90,9 +82,9 @@ class HassioAddonInfo extends LitElement {
 
   @property({ attribute: false }) public supervisor!: Supervisor;
 
-  @internalProperty() private _metrics?: HassioStats;
+  @state() private _metrics?: HassioStats;
 
-  @internalProperty() private _error?: string;
+  @state() private _error?: string;
 
   private _addonStoreInfo = memoizeOne(
     (slug: string, storeAddons: StoreAddon[]) =>
@@ -171,16 +163,16 @@ class HassioAddonInfo extends LitElement {
                   : ""}
               </div>
               <div class="card-actions">
-                <mwc-button @click=${this._updateClicked}>
-                  ${this.supervisor.localize("common.update")}
-                </mwc-button>
                 ${this.addon.changelog
                   ? html`
                       <mwc-button @click=${this._openChangelog}>
                         ${this.supervisor.localize("addon.dashboard.changelog")}
                       </mwc-button>
                     `
-                  : ""}
+                  : html`<span></span>`}
+                <mwc-button @click=${this._updateClicked}>
+                  ${this.supervisor.localize("common.update")}
+                </mwc-button>
               </div>
             </ha-card>
           `
@@ -769,7 +761,7 @@ class HassioAddonInfo extends LitElement {
   }
 
   private _openIngress(): void {
-    navigate(this, `/hassio/ingress/${this.addon.slug}`);
+    navigate(`/hassio/ingress/${this.addon.slug}`);
   }
 
   private get _computeShowIngressUI(): boolean {
@@ -1059,7 +1051,7 @@ class HassioAddonInfo extends LitElement {
   }
 
   private _openConfiguration(): void {
-    navigate(this, `/hassio/addon/${this.addon.slug}/config`);
+    navigate(`/hassio/addon/${this.addon.slug}/config`);
   }
 
   private async _uninstallClicked(ev: CustomEvent): Promise<void> {
@@ -1098,7 +1090,7 @@ class HassioAddonInfo extends LitElement {
     button.progress = false;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/addon-view/log/hassio-addon-log-tab.ts

@@ -1,12 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import "../../../../src/components/ha-circular-progress";
 import { HassioAddonDetails } from "../../../../src/data/hassio/addon";
 import { Supervisor } from "../../../../src/data/supervisor/supervisor";
@@ -38,7 +31,7 @@ class HassioAddonLogDashboard extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/addon-view/log/hassio-addon-logs.ts

@@ -1,14 +1,6 @@
 import "@material/mwc-button";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import "../../../../src/components/ha-card";
 import {
   fetchHassioAddonLogs,
@@ -29,9 +21,9 @@ class HassioAddonLogs extends LitElement {
 
   @property({ attribute: false }) public addon!: HassioAddonDetails;
 
-  @internalProperty() private _error?: string;
+  @state() private _error?: string;
 
-  @internalProperty() private _content?: string;
+  @state() private _content?: string;
 
   public async connectedCallback(): Promise<void> {
     super.connectedCallback();
@@ -59,7 +51,7 @@ class HassioAddonLogs extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/components/hassio-ansi-to-html.ts

@@ -1,12 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 
 interface State {
   bold: boolean;
@@ -25,7 +18,7 @@ class HassioAnsiToHtml extends LitElement {
     return html`${this._parseTextToColoredPre(this.content)}`;
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       pre {
         overflow-x: auto;

hassio/src/components/hassio-card-content.ts

@@ -1,13 +1,6 @@
 import { mdiHelpCircle } from "@mdi/js";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import "../../../src/components/ha-relative-time";
 import "../../../src/components/ha-svg-icon";
 import { HomeAssistant } from "../../../src/types";
@@ -77,7 +70,7 @@ class HassioCardContent extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       ha-svg-icon {
         margin-right: 24px;

hassio/src/components/hassio-upload-snapshot.ts

@@ -2,13 +2,8 @@ import "@material/mwc-icon-button/mwc-icon-button";
 import { mdiFolderUpload } from "@mdi/js";
 import "@polymer/iron-input/iron-input";
 import "@polymer/paper-input/paper-input-container";
-import {
+import { html, LitElement, TemplateResult } from "lit";
-  customElement,
+import { customElement, state } from "lit/decorators";
-  html,
-  internalProperty,
-  LitElement,
-  TemplateResult,
-} from "lit-element";
 import { fireEvent } from "../../../src/common/dom/fire_event";
 import "../../../src/components/ha-circular-progress";
 import "../../../src/components/ha-file-upload";
@@ -33,9 +28,9 @@ const MAX_FILE_SIZE = 1 * 1024 * 1024 * 1024; // 1GB
 export class HassioUploadSnapshot extends LitElement {
   public hass!: HomeAssistant;
 
-  @internalProperty() public value: string | null = null;
+  @state() public value: string | null = null;
 
-  @internalProperty() private _uploading = false;
+  @state() private _uploading = false;
 
   public render(): TemplateResult {
     return html`

hassio/src/components/supervisor-formfield-label.ts

@@ -0,0 +1,55 @@
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
+import { customElement, property } from "lit/decorators";
+import "../../../src/components/ha-svg-icon";
+
+@customElement("supervisor-formfield-label")
+class SupervisorFormfieldLabel extends LitElement {
+  @property({ type: String }) public label!: string;
+
+  @property({ type: String }) public imageUrl?: string;
+
+  @property({ type: String }) public iconPath?: string;
+
+  @property({ type: String }) public version?: string;
+
+  protected render(): TemplateResult {
+    return html`
+      ${this.imageUrl
+        ? html`<img loading="lazy" .src=${this.imageUrl} class="icon" />`
+        : this.iconPath
+        ? html`<ha-svg-icon .path=${this.iconPath} class="icon"></ha-svg-icon>`
+        : ""}
+      <span class="label">${this.label}</span>
+      ${this.version
+        ? html`<span class="version">(${this.version})</span>`
+        : ""}
+    `;
+  }
+
+  static get styles(): CSSResultGroup {
+    return css`
+      :host {
+        cursor: pointer;
+        display: flex;
+        align-items: center;
+      }
+      .label {
+        margin-right: 4px;
+      }
+      .version {
+        color: var(--secondary-text-color);
+      }
+      .icon {
+        max-height: 22px;
+        max-width: 22px;
+        margin-right: 8px;
+      }
+    `;
+  }
+}
+
+declare global {
+  interface HTMLElementTagNameMap {
+    "supervisor-formfield-label": SupervisorFormfieldLabel;
+  }
+}

hassio/src/components/supervisor-metric.ts

@@ -1,13 +1,6 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
+import { classMap } from "lit/directives/class-map";
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
-import { classMap } from "lit-html/directives/class-map";
 import "../../../src/components/ha-bar";
 import "../../../src/components/ha-settings-row";
 import { roundWithOneDecimal } from "../../../src/util/calculate";
@@ -37,7 +30,7 @@ class SupervisorMetric extends LitElement {
     </ha-settings-row>`;
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       ha-settings-row {
         padding: 0;
@@ -71,6 +64,7 @@ class SupervisorMetric extends LitElement {
       .value {
         width: 48px;
         padding-right: 4px;
+        flex-shrink: 0;
       }
     `;
   }

hassio/src/components/supervisor-snapshot-content.ts

@@ -0,0 +1,418 @@
+import { mdiFolder, mdiHomeAssistant, mdiPuzzle } from "@mdi/js";
+import { PaperInputElement } from "@polymer/paper-input/paper-input";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
+import { customElement, property } from "lit/decorators";
+import { atLeastVersion } from "../../../src/common/config/version";
+import { formatDate } from "../../../src/common/datetime/format_date";
+import { formatDateTime } from "../../../src/common/datetime/format_date_time";
+import "../../../src/components/ha-checkbox";
+import "../../../src/components/ha-formfield";
+import "../../../src/components/ha-radio";
+import type { HaRadio } from "../../../src/components/ha-radio";
+import {
+  HassioFullSnapshotCreateParams,
+  HassioPartialSnapshotCreateParams,
+  HassioSnapshotDetail,
+} from "../../../src/data/hassio/snapshot";
+import { Supervisor } from "../../../src/data/supervisor/supervisor";
+import { PolymerChangedEvent } from "../../../src/polymer-types";
+import { HomeAssistant } from "../../../src/types";
+import "./supervisor-formfield-label";
+
+interface CheckboxItem {
+  slug: string;
+  checked: boolean;
+  name: string;
+}
+
+interface AddonCheckboxItem extends CheckboxItem {
+  version: string;
+}
+
+const _computeFolders = (folders): CheckboxItem[] => {
+  const list: CheckboxItem[] = [];
+  if (folders.includes("homeassistant")) {
+    list.push({
+      slug: "homeassistant",
+      name: "Home Assistant configuration",
+      checked: false,
+    });
+  }
+  if (folders.includes("ssl")) {
+    list.push({ slug: "ssl", name: "SSL", checked: false });
+  }
+  if (folders.includes("share")) {
+    list.push({ slug: "share", name: "Share", checked: false });
+  }
+  if (folders.includes("addons/local")) {
+    list.push({ slug: "addons/local", name: "Local add-ons", checked: false });
+  }
+  return list.sort((a, b) => (a.name > b.name ? 1 : -1));
+};
+
+const _computeAddons = (addons): AddonCheckboxItem[] =>
+  addons
+    .map((addon) => ({
+      slug: addon.slug,
+      name: addon.name,
+      version: addon.version,
+      checked: false,
+    }))
+    .sort((a, b) => (a.name > b.name ? 1 : -1));
+
+@customElement("supervisor-snapshot-content")
+export class SupervisorSnapshotContent extends LitElement {
+  @property({ attribute: false }) public hass!: HomeAssistant;
+
+  @property({ attribute: false }) public supervisor?: Supervisor;
+
+  @property({ attribute: false }) public snapshot?: HassioSnapshotDetail;
+
+  @property() public snapshotType: HassioSnapshotDetail["type"] = "full";
+
+  @property({ attribute: false }) public folders?: CheckboxItem[];
+
+  @property({ attribute: false }) public addons?: AddonCheckboxItem[];
+
+  @property({ type: Boolean }) public homeAssistant = false;
+
+  @property({ type: Boolean }) public snapshotHasPassword = false;
+
+  @property() public snapshotName = "";
+
+  @property() public snapshotPassword = "";
+
+  public willUpdate(changedProps) {
+    super.willUpdate(changedProps);
+    if (!this.hasUpdated) {
+      this.folders = _computeFolders(
+        this.snapshot
+          ? this.snapshot.folders
+          : ["homeassistant", "ssl", "share", "media", "addons/local"]
+      );
+      this.addons = _computeAddons(
+        this.snapshot
+          ? this.snapshot.addons
+          : this.supervisor?.supervisor.addons
+      );
+      this.snapshotType = this.snapshot?.type || "full";
+      this.snapshotName = this.snapshot?.name || "";
+      this.snapshotHasPassword = this.snapshot?.protected || false;
+    }
+  }
+
+  protected render(): TemplateResult {
+    if (!this.supervisor) {
+      return html``;
+    }
+    const foldersSection =
+      this.snapshotType === "partial" ? this._getSection("folders") : undefined;
+    const addonsSection =
+      this.snapshotType === "partial" ? this._getSection("addons") : undefined;
+
+    return html`
+      ${this.snapshot
+        ? html`<div class="details">
+            ${this.snapshot.type === "full"
+              ? this.supervisor.localize("snapshot.full_snapshot")
+              : this.supervisor.localize("snapshot.partial_snapshot")}
+            (${Math.ceil(this.snapshot.size * 10) / 10 + " MB"})<br />
+            ${formatDateTime(new Date(this.snapshot.date), this.hass.locale)}
+          </div>`
+        : html`<paper-input
+            name="snapshotName"
+            .label=${this.supervisor.localize("snapshot.name")}
+            .value=${this.snapshotName}
+            @value-changed=${this._handleTextValueChanged}
+          >
+          </paper-input>`}
+      ${!this.snapshot || this.snapshot.type === "full"
+        ? html`<div class="sub-header">
+              ${!this.snapshot
+                ? this.supervisor.localize("snapshot.type")
+                : this.supervisor.localize("snapshot.select_type")}
+            </div>
+            <div class="snapshot-types">
+              <ha-formfield
+                .label=${this.supervisor.localize("snapshot.full_snapshot")}
+              >
+                <ha-radio
+                  @change=${this._handleRadioValueChanged}
+                  value="full"
+                  name="snapshotType"
+                  .checked=${this.snapshotType === "full"}
+                >
+                </ha-radio>
+              </ha-formfield>
+              <ha-formfield
+                .label=${this.supervisor!.localize("snapshot.partial_snapshot")}
+              >
+                <ha-radio
+                  @change=${this._handleRadioValueChanged}
+                  value="partial"
+                  name="snapshotType"
+                  .checked=${this.snapshotType === "partial"}
+                >
+                </ha-radio>
+              </ha-formfield>
+            </div>`
+        : ""}
+      ${this.snapshot && this.snapshotType === "partial"
+        ? html`
+            ${this.snapshot.homeassistant
+              ? html`
+                  <ha-formfield
+                    .label=${html`<supervisor-formfield-label
+                      label="Home Assistant"
+                      .iconPath=${mdiHomeAssistant}
+                      .version=${this.snapshot.homeassistant}
+                    >
+                    </supervisor-formfield-label>`}
+                  >
+                    <ha-checkbox
+                      .checked=${this.homeAssistant}
+                      @click=${() => {
+                        this.homeAssistant = !this.homeAssistant;
+                      }}
+                    >
+                    </ha-checkbox>
+                  </ha-formfield>
+                `
+              : ""}
+          `
+        : ""}
+      ${this.snapshotType === "partial"
+        ? html`
+            ${foldersSection?.templates.length
+              ? html`
+                  <ha-formfield
+                    .label=${html`<supervisor-formfield-label
+                      .label=${this.supervisor.localize("snapshot.folders")}
+                      .iconPath=${mdiFolder}
+                    >
+                    </supervisor-formfield-label>`}
+                  >
+                    <ha-checkbox
+                      @change=${this._toggleSection}
+                      .checked=${foldersSection.checked}
+                      .indeterminate=${foldersSection.indeterminate}
+                      .section=${"folders"}
+                    >
+                    </ha-checkbox>
+                  </ha-formfield>
+                  <div class="section-content">${foldersSection.templates}</div>
+                `
+              : ""}
+            ${addonsSection?.templates.length
+              ? html`
+                  <ha-formfield
+                    .label=${html`<supervisor-formfield-label
+                      .label=${this.supervisor.localize("snapshot.addons")}
+                      .iconPath=${mdiPuzzle}
+                    >
+                    </supervisor-formfield-label>`}
+                  >
+                    <ha-checkbox
+                      @change=${this._toggleSection}
+                      .checked=${addonsSection.checked}
+                      .indeterminate=${addonsSection.indeterminate}
+                      .section=${"addons"}
+                    >
+                    </ha-checkbox>
+                  </ha-formfield>
+                  <div class="section-content">${addonsSection.templates}</div>
+                `
+              : ""}
+          `
+        : ""}
+      ${!this.snapshot
+        ? html`<ha-formfield
+            .label=${this.supervisor.localize("snapshot.password_protection")}
+          >
+            <ha-checkbox
+              .checked=${this.snapshotHasPassword}
+              @change=${this._toggleHasPassword}
+            >
+            </ha-checkbox
+          ></ha-formfield>`
+        : ""}
+      ${this.snapshotHasPassword
+        ? html`
+            <paper-input
+              .label=${this.supervisor.localize("snapshot.password")}
+              type="password"
+              name="snapshotPassword"
+              .value=${this.snapshotPassword}
+              @value-changed=${this._handleTextValueChanged}
+            >
+            </paper-input>
+          `
+        : ""}
+    `;
+  }
+
+  static get styles(): CSSResultGroup {
+    return css`
+      ha-checkbox {
+        --mdc-checkbox-touch-target-size: 16px;
+        display: block;
+        margin: 4px 12px 8px 0;
+      }
+      ha-formfield {
+        display: contents;
+      }
+      supervisor-formfield-label {
+        display: inline-flex;
+        align-items: center;
+      }
+      paper-input[type="password"] {
+        display: block;
+        margin: 4px 0 4px 16px;
+      }
+      .details {
+        color: var(--secondary-text-color);
+      }
+      .section-content {
+        display: flex;
+        flex-direction: column;
+        margin-left: 16px;
+      }
+      .security {
+        margin-top: 16px;
+      }
+      .snapshot-types {
+        display: flex;
+      }
+      .sub-header {
+        margin-top: 8px;
+      }
+    `;
+  }
+
+  public snapshotDetails():
+    | HassioPartialSnapshotCreateParams
+    | HassioFullSnapshotCreateParams {
+    const data: any = {};
+
+    if (!this.snapshot) {
+      data.name = this.snapshotName || formatDate(new Date(), this.hass.locale);
+    }
+
+    if (this.snapshotHasPassword) {
+      data.password = this.snapshotPassword;
+    }
+
+    if (this.snapshotType === "full") {
+      return data;
+    }
+
+    const addons = this.addons
+      ?.filter((addon) => addon.checked)
+      .map((addon) => addon.slug);
+    const folders = this.folders
+      ?.filter((folder) => folder.checked)
+      .map((folder) => folder.slug);
+
+    if (addons?.length) {
+      data.addons = addons;
+    }
+    if (folders?.length) {
+      data.folders = folders;
+    }
+    if (this.homeAssistant) {
+      data.homeassistant = this.homeAssistant;
+    }
+
+    return data;
+  }
+
+  private _getSection(section: string) {
+    const templates: TemplateResult[] = [];
+    const addons =
+      section === "addons"
+        ? new Map(
+            this.supervisor!.addon.addons.map((item) => [item.slug, item])
+          )
+        : undefined;
+    let checkedItems = 0;
+    this[section].forEach((item) => {
+      templates.push(html`<ha-formfield
+        .label=${html`<supervisor-formfield-label
+          .label=${item.name}
+          .iconPath=${section === "addons" ? mdiPuzzle : mdiFolder}
+          .imageUrl=${section === "addons" &&
+          atLeastVersion(this.hass.config.version, 0, 105) &&
+          addons?.get(item.slug)?.icon
+            ? `/api/hassio/addons/${item.slug}/icon`
+            : undefined}
+          .version=${item.version}
+        >
+        </supervisor-formfield-label>`}
+      >
+        <ha-checkbox
+          .item=${item}
+          .checked=${item.checked}
+          .section=${section}
+          @change=${this._updateSectionEntry}
+        >
+        </ha-checkbox>
+      </ha-formfield>`);
+
+      if (item.checked) {
+        checkedItems++;
+      }
+    });
+
+    const checked = checkedItems === this[section].length;
+
+    return {
+      templates,
+      checked,
+      indeterminate: !checked && checkedItems !== 0,
+    };
+  }
+
+  private _handleRadioValueChanged(ev: CustomEvent) {
+    const input = ev.currentTarget as HaRadio;
+    this[input.name] = input.value;
+  }
+
+  private _handleTextValueChanged(ev: PolymerChangedEvent<string>) {
+    const input = ev.currentTarget as PaperInputElement;
+    this[input.name!] = ev.detail.value;
+  }
+
+  private _toggleHasPassword(): void {
+    this.snapshotHasPassword = !this.snapshotHasPassword;
+  }
+
+  private _toggleSection(ev): void {
+    const section = ev.currentTarget.section;
+
+    this[section] = (section === "addons" ? this.addons : this.folders)!.map(
+      (item) => ({
+        ...item,
+        checked: ev.currentTarget.checked,
+      })
+    );
+  }
+
+  private _updateSectionEntry(ev): void {
+    const item = ev.currentTarget.item;
+    const section = ev.currentTarget.section;
+    this[section] = this[section].map((entry) =>
+      entry.slug === item.slug
+        ? {
+            ...entry,
+            checked: ev.currentTarget.checked,
+          }
+        : entry
+    );
+  }
+}
+
+declare global {
+  interface HTMLElementTagNameMap {
+    "supervisor-snapshot-content": SupervisorSnapshotContent;
+  }
+}

hassio/src/dashboard/hassio-addons.ts

@@ -1,13 +1,6 @@
 import { mdiArrowUpBoldCircle, mdiPuzzle } from "@mdi/js";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { atLeastVersion } from "../../../src/common/config/version";
 import { navigate } from "../../../src/common/navigate";
 import { compare } from "../../../src/common/string/compare";
@@ -90,7 +83,7 @@ class HassioAddons extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,
@@ -103,11 +96,11 @@ class HassioAddons extends LitElement {
   }
 
   private _addonTapped(ev: any): void {
-    navigate(this, `/hassio/addon/${ev.currentTarget.addon.slug}/info`);
+    navigate(`/hassio/addon/${ev.currentTarget.addon.slug}/info`);
   }
 
   private _openStore(): void {
-    navigate(this, "/hassio/store");
+    navigate("/hassio/store");
   }
 }
 

hassio/src/dashboard/hassio-dashboard.ts

@@ -1,12 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { Supervisor } from "../../../src/data/supervisor/supervisor";
 import "../../../src/layouts/hass-tabs-subpage";
 import { haStyle } from "../../../src/resources/styles";
@@ -53,7 +46,7 @@ class HassioDashboard extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       css`

hassio/src/dashboard/hassio-update.ts

@@ -1,14 +1,7 @@
 import "@material/mwc-button";
 import { mdiHomeAssistant } from "@mdi/js";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import memoizeOne from "memoize-one";
 import { atLeastVersion } from "../../../src/common/config/version";
 import { fireEvent } from "../../../src/common/dom/fire_event";
@@ -233,7 +226,7 @@ export class HassioUpdate extends LitElement {
     });
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/dialogs/markdown/dialog-hassio-markdown.ts

@@ -1,13 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { createCloseHeading } from "../../../../src/components/ha-dialog";
 import "../../../../src/components/ha-markdown";
 import { haStyleDialog } from "../../../../src/resources/styles";
@@ -23,7 +15,7 @@ class HassioMarkdownDialog extends LitElement {
 
   @property() public content!: string;
 
-  @internalProperty() private _opened = false;
+  @state() private _opened = false;
 
   public showDialog(params: HassioMarkdownDialogParams) {
     this.title = params.title;
@@ -50,7 +42,7 @@ class HassioMarkdownDialog extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyleDialog,
       hassioStyle,

hassio/src/dialogs/network/dialog-hassio-network.ts

@@ -6,17 +6,9 @@ import "@material/mwc-tab";
 import "@material/mwc-tab-bar";
 import { mdiClose } from "@mdi/js";
 import { PaperInputElement } from "@polymer/paper-input/paper-input";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, state } from "lit/decorators";
-  CSSResult,
+import { cache } from "lit/directives/cache";
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
-import { cache } from "lit-html/directives/cache";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
 import "../../../../src/components/ha-circular-progress";
 import "../../../../src/components/ha-dialog";
@@ -54,23 +46,23 @@ export class DialogHassioNetwork
 
   @property({ attribute: false }) public supervisor!: Supervisor;
 
-  @internalProperty() private _accessPoints?: AccessPoints;
+  @state() private _accessPoints?: AccessPoints;
 
-  @internalProperty() private _curTabIndex = 0;
+  @state() private _curTabIndex = 0;
 
-  @internalProperty() private _dirty = false;
+  @state() private _dirty = false;
 
-  @internalProperty() private _interface?: NetworkInterface;
+  @state() private _interface?: NetworkInterface;
 
-  @internalProperty() private _interfaces!: NetworkInterface[];
+  @state() private _interfaces!: NetworkInterface[];
 
-  @internalProperty() private _params?: HassioNetworkDialogParams;
+  @state() private _params?: HassioNetworkDialogParams;
 
-  @internalProperty() private _processing = false;
+  @state() private _processing = false;
 
-  @internalProperty() private _scanning = false;
+  @state() private _scanning = false;
 
-  @internalProperty() private _wifiConfiguration?: WifiConfiguration;
+  @state() private _wifiConfiguration?: WifiConfiguration;
 
   public async showDialog(params: HassioNetworkDialogParams): Promise<void> {
     this._params = params;
@@ -543,7 +535,7 @@ export class DialogHassioNetwork
     this._wifiConfiguration![id] = value;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyleDialog,
       css`

hassio/src/dialogs/registries/dialog-hassio-registries.ts

@@ -3,16 +3,8 @@ import "@material/mwc-icon-button/mwc-icon-button";
 import "@material/mwc-list/mwc-list-item";
 import { mdiDelete } from "@mdi/js";
 import { PaperInputElement } from "@polymer/paper-input/paper-input";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import "../../../../src/components/ha-circular-progress";
 import { createCloseHeading } from "../../../../src/components/ha-dialog";
 import "../../../../src/components/ha-svg-icon";
@@ -39,21 +31,21 @@ class HassioRegistriesDialog extends LitElement {
     username: string;
   }[];
 
-  @internalProperty() private _registry?: string;
+  @state() private _registry?: string;
 
-  @internalProperty() private _username?: string;
+  @state() private _username?: string;
 
-  @internalProperty() private _password?: string;
+  @state() private _password?: string;
 
-  @internalProperty() private _opened = false;
+  @state() private _opened = false;
 
-  @internalProperty() private _addingRegistry = false;
+  @state() private _addingRegistry = false;
 
   protected render(): TemplateResult {
     return html`
       <ha-dialog
         .open=${this._opened}
-        @closing=${this.closeDialog}
+        @closed=${this.closeDialog}
         scrimClickAction
         escapeKeyAction
         .heading=${createCloseHeading(
@@ -220,7 +212,7 @@ class HassioRegistriesDialog extends LitElement {
     }
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       haStyleDialog,

hassio/src/dialogs/repositories/dialog-hassio-repositories.ts

@@ -5,17 +5,8 @@ import "@polymer/paper-input/paper-input";
 import type { PaperInputElement } from "@polymer/paper-input/paper-input";
 import "@polymer/paper-item/paper-item";
 import "@polymer/paper-item/paper-item-body";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, query, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  query,
-  TemplateResult,
-} from "lit-element";
 import memoizeOne from "memoize-one";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
 import "../../../../src/components/ha-circular-progress";
@@ -37,15 +28,15 @@ class HassioRepositoriesDialog extends LitElement {
 
   @query("#repository_input", true) private _optionInput?: PaperInputElement;
 
-  @internalProperty() private _repositories?: HassioAddonRepository[];
+  @state() private _repositories?: HassioAddonRepository[];
 
-  @internalProperty() private _dialogParams?: HassioRepositoryDialogParams;
+  @state() private _dialogParams?: HassioRepositoryDialogParams;
 
-  @internalProperty() private _opened = false;
+  @state() private _opened = false;
 
-  @internalProperty() private _processing = false;
+  @state() private _processing = false;
 
-  @internalProperty() private _error?: string;
+  @state() private _error?: string;
 
   public async showDialog(
     dialogParams: HassioRepositoryDialogParams
@@ -76,7 +67,7 @@ class HassioRepositoriesDialog extends LitElement {
     return html`
       <ha-dialog
         .open=${this._opened}
-        @closing=${this.closeDialog}
+        @closed=${this.closeDialog}
         scrimClickAction
         escapeKeyAction
         .heading=${createCloseHeading(
@@ -137,7 +128,7 @@ class HassioRepositoriesDialog extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       haStyleDialog,

hassio/src/dialogs/snapshot/dialog-hassio-create-snapshot.ts

@@ -0,0 +1,142 @@
+import "@material/mwc-button";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
+import { customElement, property, query, state } from "lit/decorators";
+import { fireEvent } from "../../../../src/common/dom/fire_event";
+import "../../../../src/components/buttons/ha-progress-button";
+import { createCloseHeading } from "../../../../src/components/ha-dialog";
+import { extractApiErrorMessage } from "../../../../src/data/hassio/common";
+import {
+  createHassioFullSnapshot,
+  createHassioPartialSnapshot,
+} from "../../../../src/data/hassio/snapshot";
+import { showAlertDialog } from "../../../../src/dialogs/generic/show-dialog-box";
+import { haStyle, haStyleDialog } from "../../../../src/resources/styles";
+import { HomeAssistant } from "../../../../src/types";
+import "../../components/supervisor-snapshot-content";
+import type { SupervisorSnapshotContent } from "../../components/supervisor-snapshot-content";
+import { HassioCreateSnapshotDialogParams } from "./show-dialog-hassio-create-snapshot";
+
+@customElement("dialog-hassio-create-snapshot")
+class HassioCreateSnapshotDialog extends LitElement {
+  @property({ attribute: false }) public hass!: HomeAssistant;
+
+  @state() private _dialogParams?: HassioCreateSnapshotDialogParams;
+
+  @state() private _error?: string;
+
+  @state() private _creatingSnapshot = false;
+
+  @query("supervisor-snapshot-content")
+  private _snapshotContent!: SupervisorSnapshotContent;
+
+  public showDialog(params: HassioCreateSnapshotDialogParams) {
+    this._dialogParams = params;
+    this._creatingSnapshot = false;
+  }
+
+  public closeDialog() {
+    this._dialogParams = undefined;
+    this._creatingSnapshot = false;
+    this._error = undefined;
+    fireEvent(this, "dialog-closed", { dialog: this.localName });
+  }
+
+  protected render(): TemplateResult {
+    if (!this._dialogParams) {
+      return html``;
+    }
+    return html`
+      <ha-dialog
+        open
+        scrimClickAction
+        @closed=${this.closeDialog}
+        .heading=${createCloseHeading(
+          this.hass,
+          this._dialogParams.supervisor.localize("snapshot.create_snapshot")
+        )}
+      >
+        ${this._creatingSnapshot
+          ? html` <ha-circular-progress active></ha-circular-progress>`
+          : html`<supervisor-snapshot-content
+              .hass=${this.hass}
+              .supervisor=${this._dialogParams.supervisor}
+            >
+            </supervisor-snapshot-content>`}
+        ${this._error ? html`<p class="error">Error: ${this._error}</p>` : ""}
+        <mwc-button slot="secondaryAction" @click=${this.closeDialog}>
+          ${this._dialogParams.supervisor.localize("common.close")}
+        </mwc-button>
+        <mwc-button
+          .disabled=${this._creatingSnapshot}
+          slot="primaryAction"
+          @click=${this._createSnapshot}
+        >
+          ${this._dialogParams.supervisor.localize("snapshot.create")}
+        </mwc-button>
+      </ha-dialog>
+    `;
+  }
+
+  private async _createSnapshot(): Promise<void> {
+    if (this._dialogParams!.supervisor.info.state !== "running") {
+      showAlertDialog(this, {
+        title: this._dialogParams!.supervisor.localize(
+          "snapshot.could_not_create"
+        ),
+        text: this._dialogParams!.supervisor.localize(
+          "snapshot.create_blocked_not_running",
+          "state",
+          this._dialogParams!.supervisor.info.state
+        ),
+      });
+      return;
+    }
+    const snapshotDetails = this._snapshotContent.snapshotDetails();
+    this._creatingSnapshot = true;
+
+    this._error = "";
+    if (
+      this._snapshotContent.snapshotHasPassword &&
+      !this._snapshotContent.snapshotPassword.length
+    ) {
+      this._error = this._dialogParams!.supervisor.localize(
+        "snapshot.enter_password"
+      );
+      this._creatingSnapshot = false;
+      return;
+    }
+
+    try {
+      if (this._snapshotContent.snapshotType === "full") {
+        await createHassioFullSnapshot(this.hass, snapshotDetails);
+      } else {
+        await createHassioPartialSnapshot(this.hass, snapshotDetails);
+      }
+
+      this._dialogParams!.onCreate();
+      this.closeDialog();
+    } catch (err) {
+      this._error = extractApiErrorMessage(err);
+    }
+    this._creatingSnapshot = false;
+  }
+
+  static get styles(): CSSResultGroup {
+    return [
+      haStyle,
+      haStyleDialog,
+      css`
+        ha-circular-progress {
+          display: block;
+          text-align: center;
+        }
+      `,
+    ];
+  }
+}
+
+declare global {
+  interface HTMLElementTagNameMap {
+    "dialog-hassio-create-snapshot": HassioCreateSnapshotDialog;
+  }
+}

hassio/src/dialogs/snapshot/dialog-hassio-snapshot-upload.ts

@@ -1,14 +1,6 @@
 import { mdiClose } from "@mdi/js";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
 import "../../../../src/components/ha-header-bar";
 import { HassDialog } from "../../../../src/dialogs/make-dialog-manager";
@@ -23,7 +15,7 @@ export class DialogHassioSnapshotUpload
   implements HassDialog<HassioSnapshotUploadDialogParams> {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
-  @internalProperty() private _params?: HassioSnapshotUploadDialogParams;
+  @state() private _params?: HassioSnapshotUploadDialogParams;
 
   public async showDialog(
     params: HassioSnapshotUploadDialogParams
@@ -78,7 +70,7 @@ export class DialogHassioSnapshotUpload
     this.closeDialog();
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyleDialog,
       css`

hassio/src/dialogs/snapshot/dialog-hassio-snapshot.ts

@@ -1,20 +1,12 @@
-import "@material/mwc-button";
+import { ActionDetail } from "@material/mwc-list";
-import { mdiClose, mdiDelete, mdiDownload, mdiHistory } from "@mdi/js";
+import "@material/mwc-list/mwc-list-item";
-import "@polymer/paper-checkbox/paper-checkbox";
+import { mdiDotsVertical } from "@mdi/js";
-import type { PaperCheckboxElement } from "@polymer/paper-checkbox/paper-checkbox";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-import "@polymer/paper-input/paper-input";
+import { customElement, property, query, state } from "lit/decorators";
-import {
-  css,
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
-import "../../../../src/components/ha-header-bar";
+import "../../../../src/components/buttons/ha-progress-button";
+import "../../../../src/components/ha-button-menu";
+import { createCloseHeading } from "../../../../src/components/ha-dialog";
 import "../../../../src/components/ha-svg-icon";
 import { getSignedPath } from "../../../../src/data/auth";
 import { extractApiErrorMessage } from "../../../../src/data/hassio/common";
@@ -22,95 +14,46 @@ import {
   fetchHassioSnapshotInfo,
   HassioSnapshotDetail,
 } from "../../../../src/data/hassio/snapshot";
-import { Supervisor } from "../../../../src/data/supervisor/supervisor";
 import {
   showAlertDialog,
   showConfirmationDialog,
 } from "../../../../src/dialogs/generic/show-dialog-box";
-import { PolymerChangedEvent } from "../../../../src/polymer-types";
+import { HassDialog } from "../../../../src/dialogs/make-dialog-manager";
 import { haStyle, haStyleDialog } from "../../../../src/resources/styles";
 import { HomeAssistant } from "../../../../src/types";
+import "../../components/supervisor-snapshot-content";
+import type { SupervisorSnapshotContent } from "../../components/supervisor-snapshot-content";
 import { HassioSnapshotDialogParams } from "./show-dialog-hassio-snapshot";
 
-const _computeFolders = (folders) => {
-  const list: Array<{ slug: string; name: string; checked: boolean }> = [];
-  if (folders.includes("homeassistant")) {
-    list.push({
-      slug: "homeassistant",
-      name: "Home Assistant configuration",
-      checked: true,
-    });
-  }
-  if (folders.includes("ssl")) {
-    list.push({ slug: "ssl", name: "SSL", checked: true });
-  }
-  if (folders.includes("share")) {
-    list.push({ slug: "share", name: "Share", checked: true });
-  }
-  if (folders.includes("addons/local")) {
-    list.push({ slug: "addons/local", name: "Local add-ons", checked: true });
-  }
-  return list;
-};
-
-const _computeAddons = (addons) =>
-  addons.map((addon) => ({
-    slug: addon.slug,
-    name: addon.name,
-    version: addon.version,
-    checked: true,
-  }));
-
-interface AddonItem {
-  slug: string;
-  name: string;
-  version: string;
-  checked: boolean | null | undefined;
-}
-
-interface FolderItem {
-  slug: string;
-  name: string;
-  checked: boolean | null | undefined;
-}
-
 @customElement("dialog-hassio-snapshot")
-class HassioSnapshotDialog extends LitElement {
+class HassioSnapshotDialog
+  extends LitElement
+  implements HassDialog<HassioSnapshotDialogParams> {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
-  @property({ attribute: false }) public supervisor?: Supervisor;
+  @state() private _error?: string;
 
-  @internalProperty() private _error?: string;
+  @state() private _snapshot?: HassioSnapshotDetail;
 
-  @internalProperty() private _onboarding = false;
+  @state() private _dialogParams?: HassioSnapshotDialogParams;
 
-  @internalProperty() private _snapshot?: HassioSnapshotDetail;
+  @state() private _restoringSnapshot = false;
 
-  @internalProperty() private _folders!: FolderItem[];
+  @query("supervisor-snapshot-content")
-
+  private _snapshotContent!: SupervisorSnapshotContent;
-  @internalProperty() private _addons!: AddonItem[];
-
-  @internalProperty() private _dialogParams?: HassioSnapshotDialogParams;
-
-  @internalProperty() private _snapshotPassword!: string;
-
-  @internalProperty() private _restoreHass = true;
 
   public async showDialog(params: HassioSnapshotDialogParams) {
     this._snapshot = await fetchHassioSnapshotInfo(this.hass, params.slug);
-    this._folders = _computeFolders(
-      this._snapshot?.folders
-    ).sort((a: FolderItem, b: FolderItem) => (a.name > b.name ? 1 : -1));
-    this._addons = _computeAddons(
-      this._snapshot?.addons
-    ).sort((a: AddonItem, b: AddonItem) => (a.name > b.name ? 1 : -1));
-
     this._dialogParams = params;
-    this._onboarding = params.onboarding ?? false;
+    this._restoringSnapshot = false;
-    this.supervisor = params.supervisor;
+  }
-    if (!this._snapshot.homeassistant) {
+
-      this._restoreHass = false;
+  public closeDialog() {
-    }
+    this._snapshot = undefined;
+    this._dialogParams = undefined;
+    this._restoringSnapshot = false;
+    this._error = undefined;
+    fireEvent(this, "dialog-closed", { dialog: this.localName });
   }
 
   protected render(): TemplateResult {
@@ -118,202 +61,92 @@ class HassioSnapshotDialog extends LitElement {
       return html``;
     }
     return html`
-      <ha-dialog open @closing=${this._closeDialog} .heading=${true}>
+      <ha-dialog
-        <div slot="heading">
+        open
-          <ha-header-bar>
+        scrimClickAction
-            <span slot="title"> ${this._computeName} </span>
+        @closed=${this.closeDialog}
-            <mwc-icon-button slot="actionItems" dialogAction="cancel">
+        .heading=${createCloseHeading(this.hass, this._computeName)}
-              <ha-svg-icon .path=${mdiClose}></ha-svg-icon>
+      >
-            </mwc-icon-button>
+        ${this._restoringSnapshot
-          </ha-header-bar>
+          ? html` <ha-circular-progress active></ha-circular-progress>`
-        </div>
+          : html`<supervisor-snapshot-content
-        <div class="details">
+              .hass=${this.hass}
-          ${this._snapshot.type === "full"
+              .supervisor=${this._dialogParams.supervisor}
-            ? "Full snapshot"
+              .snapshot=${this._snapshot}
-            : "Partial snapshot"}
+            >
-          (${this._computeSize})<br />
+            </supervisor-snapshot-content>`}
-          ${this._formatDatetime(this._snapshot.date)}
+        ${this._error ? html`<p class="error">Error: ${this._error}</p>` : ""}
-        </div>
-        ${this._snapshot.homeassistant
-          ? html`<div>Home Assistant:</div>
-              <paper-checkbox
-                .checked=${this._restoreHass}
-                @change="${(ev: Event) => {
-                  this._restoreHass = (ev.target as PaperCheckboxElement).checked!;
-                }}"
-              >
-                Home Assistant ${this._snapshot.homeassistant}
-              </paper-checkbox>`
-          : ""}
-        ${this._folders.length
-          ? html`
-              <div>Folders:</div>
-              <paper-dialog-scrollable class="no-margin-top">
-                ${this._folders.map(
-                  (item) => html`
-                    <paper-checkbox
-                      .checked=${item.checked}
-                      @change="${(ev: Event) =>
-                        this._updateFolders(
-                          item,
-                          (ev.target as PaperCheckboxElement).checked
-                        )}"
-                    >
-                      ${item.name}
-                    </paper-checkbox>
-                  `
-                )}
-              </paper-dialog-scrollable>
-            `
-          : ""}
-        ${this._addons.length
-          ? html`
-              <div>Add-on:</div>
-              <paper-dialog-scrollable class="no-margin-top">
-                ${this._addons.map(
-                  (item) => html`
-                    <paper-checkbox
-                      .checked=${item.checked}
-                      @change="${(ev: Event) =>
-                        this._updateAddons(
-                          item,
-                          (ev.target as PaperCheckboxElement).checked
-                        )}"
-                    >
-                      ${item.name}
-                    </paper-checkbox>
-                  `
-                )}
-              </paper-dialog-scrollable>
-            `
-          : ""}
-        ${this._snapshot.protected
-          ? html`
-              <paper-input
-                autofocus=""
-                label="Password"
-                type="password"
-                @value-changed=${this._passwordInput}
-                .value=${this._snapshotPassword}
-              ></paper-input>
-            `
-          : ""}
-        ${this._error ? html` <p class="error">Error: ${this._error}</p> ` : ""}
 
-        <div class="button-row" slot="primaryAction">
+        <mwc-button
-          <mwc-button @click=${this._partialRestoreClicked}>
+          .disabled=${this._restoringSnapshot}
-            <ha-svg-icon .path=${mdiHistory} class="icon"></ha-svg-icon>
+          slot="secondaryAction"
-            Restore Selected
+          @click=${this._restoreClicked}
-          </mwc-button>
+        >
-          ${!this._onboarding
+          Restore
-            ? html`
+        </mwc-button>
-                <mwc-button @click=${this._deleteClicked}>
+
-                  <ha-svg-icon .path=${mdiDelete} class="icon warning">
+        <ha-button-menu
-                  </ha-svg-icon>
+          fixed
-                  <span class="warning">Delete Snapshot</span>
+          slot="primaryAction"
-                </mwc-button>
+          @action=${this._handleMenuAction}
-              `
+          @closed=${(ev: Event) => ev.stopPropagation()}
-            : ""}
+        >
-        </div>
+          <mwc-icon-button slot="trigger" alt="menu">
-        <div class="button-row" slot="secondaryAction">
+            <ha-svg-icon .path=${mdiDotsVertical}></ha-svg-icon>
-          ${this._snapshot.type === "full"
+          </mwc-icon-button>
-            ? html`
+          <mwc-list-item>Download Snapshot</mwc-list-item>
-                <mwc-button @click=${this._fullRestoreClicked}>
+          <mwc-list-item class="error">Delete Snapshot</mwc-list-item>
-                  <ha-svg-icon .path=${mdiHistory} class="icon"></ha-svg-icon>
+        </ha-button-menu>
-                  Restore Everything
-                </mwc-button>
-              `
-            : ""}
-          ${!this._onboarding
-            ? html`<mwc-button @click=${this._downloadClicked}>
-                <ha-svg-icon .path=${mdiDownload} class="icon"></ha-svg-icon>
-                Download Snapshot
-              </mwc-button>`
-            : ""}
-        </div>
       </ha-dialog>
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       haStyleDialog,
       css`
-        paper-checkbox {
+        ha-svg-icon {
+          color: var(--primary-text-color);
+        }
+        ha-circular-progress {
           display: block;
-          margin: 4px;
+          text-align: center;
-        }
-        mwc-button ha-svg-icon {
-          margin-right: 4px;
-        }
-        .button-row {
-          display: grid;
-          gap: 8px;
-          margin-right: 8px;
-        }
-        .details {
-          color: var(--secondary-text-color);
-        }
-        .warning,
-        .error {
-          color: var(--error-color);
-        }
-        .buttons li {
-          list-style-type: none;
-        }
-        .buttons .icon {
-          margin-right: 16px;
-        }
-        .no-margin-top {
-          margin-top: 0;
-        }
-        ha-header-bar {
-          --mdc-theme-on-primary: var(--primary-text-color);
-          --mdc-theme-primary: var(--mdc-theme-surface);
-          flex-shrink: 0;
-        }
-        /* overrule the ha-style-dialog max-height on small screens */
-        @media all and (max-width: 450px), all and (max-height: 500px) {
-          ha-header-bar {
-            --mdc-theme-primary: var(--app-header-background-color);
-            --mdc-theme-on-primary: var(--app-header-text-color, white);
-          }
         }
       `,
     ];
   }
 
-  private _updateFolders(item: FolderItem, value: boolean | null | undefined) {
+  private _handleMenuAction(ev: CustomEvent<ActionDetail>) {
-    this._folders = this._folders.map((folder) => {
+    switch (ev.detail.index) {
-      if (folder.slug === item.slug) {
+      case 0:
-        folder.checked = value;
+        this._downloadClicked();
-      }
+        break;
-      return folder;
+      case 1:
-    });
+        this._deleteClicked();
+        break;
+    }
   }
 
-  private _updateAddons(item: AddonItem, value: boolean | null | undefined) {
+  private async _restoreClicked() {
-    this._addons = this._addons.map((addon) => {
+    const snapshotDetails = this._snapshotContent.snapshotDetails();
-      if (addon.slug === item.slug) {
+    this._restoringSnapshot = true;
-        addon.checked = value;
+    if (this._snapshotContent.snapshotType === "full") {
-      }
+      await this._fullRestoreClicked(snapshotDetails);
-      return addon;
+    } else {
-    });
+      await this._partialRestoreClicked(snapshotDetails);
+    }
+    this._restoringSnapshot = false;
   }
 
-  private _passwordInput(ev: PolymerChangedEvent<string>) {
+  private async _partialRestoreClicked(snapshotDetails) {
-    this._snapshotPassword = ev.detail.value;
-  }
-
-  private async _partialRestoreClicked() {
     if (
-      this.supervisor !== undefined &&
+      this._dialogParams?.supervisor !== undefined &&
-      this.supervisor.info.state !== "running"
+      this._dialogParams?.supervisor.info.state !== "running"
     ) {
       await showAlertDialog(this, {
         title: "Could not restore snapshot",
-        text: `Restoring a snapshot is not possible right now because the system is in ${this.supervisor.info.state} state.`,
+        text: `Restoring a snapshot is not possible right now because the system is in ${this._dialogParams?.supervisor.info.state} state.`,
       });
       return;
     }
@@ -327,41 +160,17 @@ class HassioSnapshotDialog extends LitElement {
       return;
     }
 
-    const addons = this._addons
+    if (!this._dialogParams?.onboarding) {
-      .filter((addon) => addon.checked)
-      .map((addon) => addon.slug);
-
-    const folders = this._folders
-      .filter((folder) => folder.checked)
-      .map((folder) => folder.slug);
-
-    const data: {
-      homeassistant: boolean;
-      addons: any;
-      folders: any;
-      password?: string;
-    } = {
-      homeassistant: this._restoreHass,
-      addons,
-      folders,
-    };
-
-    if (this._snapshot!.protected) {
-      data.password = this._snapshotPassword;
-    }
-
-    if (!this._onboarding) {
       this.hass
         .callApi(
           "POST",
 
           `hassio/snapshots/${this._snapshot!.slug}/restore/partial`,
-          data
+          snapshotDetails
         )
         .then(
           () => {
-            alert("Snapshot restored!");
+            this.closeDialog();
-            this._closeDialog();
           },
           (error) => {
             this._error = error.body.message;
@@ -371,20 +180,20 @@ class HassioSnapshotDialog extends LitElement {
       fireEvent(this, "restoring");
       fetch(`/api/hassio/snapshots/${this._snapshot!.slug}/restore/partial`, {
         method: "POST",
-        body: JSON.stringify(data),
+        body: JSON.stringify(snapshotDetails),
       });
-      this._closeDialog();
+      this.closeDialog();
     }
   }
 
-  private async _fullRestoreClicked() {
+  private async _fullRestoreClicked(snapshotDetails) {
     if (
-      this.supervisor !== undefined &&
+      this._dialogParams?.supervisor !== undefined &&
-      this.supervisor.info.state !== "running"
+      this._dialogParams?.supervisor.info.state !== "running"
     ) {
       await showAlertDialog(this, {
         title: "Could not restore snapshot",
-        text: `Restoring a snapshot is not possible right now because the system is in ${this.supervisor.info.state} state.`,
+        text: `Restoring a snapshot is not possible right now because the system is in ${this._dialogParams?.supervisor.info.state} state.`,
       });
       return;
     }
@@ -399,20 +208,16 @@ class HassioSnapshotDialog extends LitElement {
       return;
     }
 
-    const data = this._snapshot!.protected
+    if (!this._dialogParams?.onboarding) {
-      ? { password: this._snapshotPassword }
-      : undefined;
-    if (!this._onboarding) {
       this.hass
         .callApi(
           "POST",
           `hassio/snapshots/${this._snapshot!.slug}/restore/full`,
-          data
+          snapshotDetails
         )
         .then(
           () => {
-            alert("Snapshot restored!");
+            this.closeDialog();
-            this._closeDialog();
           },
           (error) => {
             this._error = error.body.message;
@@ -422,9 +227,9 @@ class HassioSnapshotDialog extends LitElement {
       fireEvent(this, "restoring");
       fetch(`/api/hassio/snapshots/${this._snapshot!.slug}/restore/full`, {
         method: "POST",
-        body: JSON.stringify(data),
+        body: JSON.stringify(snapshotDetails),
       });
-      this._closeDialog();
+      this.closeDialog();
     }
   }
 
@@ -447,7 +252,7 @@ class HassioSnapshotDialog extends LitElement {
           if (this._dialogParams!.onDelete) {
             this._dialogParams!.onDelete();
           }
-          this._closeDialog();
+          this.closeDialog();
         },
         (error) => {
           this._error = error.body.message;
@@ -463,7 +268,9 @@ class HassioSnapshotDialog extends LitElement {
         `/api/hassio/snapshots/${this._snapshot!.slug}/download`
       );
     } catch (err) {
-      alert(`Error: ${extractApiErrorMessage(err)}`);
+      await showAlertDialog(this, {
+        text: extractApiErrorMessage(err),
+      });
       return;
     }
 
@@ -494,29 +301,6 @@ class HassioSnapshotDialog extends LitElement {
       ? this._snapshot.name || this._snapshot.slug
       : "Unnamed snapshot";
   }
-
-  private get _computeSize() {
-    return Math.ceil(this._snapshot!.size * 10) / 10 + " MB";
-  }
-
-  private _formatDatetime(datetime) {
-    return new Date(datetime).toLocaleDateString(navigator.language, {
-      weekday: "long",
-      year: "numeric",
-      month: "short",
-      day: "numeric",
-      hour: "numeric",
-      minute: "2-digit",
-    });
-  }
-
-  private _closeDialog() {
-    this._dialogParams = undefined;
-    this._snapshot = undefined;
-    this._snapshotPassword = "";
-    this._folders = [];
-    this._addons = [];
-  }
 }
 
 declare global {

hassio/src/dialogs/snapshot/show-dialog-hassio-create-snapshot.ts

@@ -0,0 +1,18 @@
+import { fireEvent } from "../../../../src/common/dom/fire_event";
+import { Supervisor } from "../../../../src/data/supervisor/supervisor";
+
+export interface HassioCreateSnapshotDialogParams {
+  supervisor: Supervisor;
+  onCreate: () => void;
+}
+
+export const showHassioCreateSnapshotDialog = (
+  element: HTMLElement,
+  dialogParams: HassioCreateSnapshotDialogParams
+): void => {
+  fireEvent(element, "show-dialog", {
+    dialogTag: "dialog-hassio-create-snapshot",
+    dialogImport: () => import("./dialog-hassio-create-snapshot"),
+    dialogParams,
+  });
+};

hassio/src/dialogs/suggestAddonRestart.ts

@@ -1,4 +1,4 @@
-import type { LitElement } from "lit-element";
+import type { LitElement } from "lit";
 import {
   HassioAddonDetails,
   restartHassioAddon,

hassio/src/dialogs/update/dialog-supervisor-update.ts

@@ -1,13 +1,6 @@
 import "@material/mwc-button/mwc-button";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  TemplateResult,
-} from "lit-element";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
 import "../../../../src/components/ha-circular-progress";
 import "../../../../src/components/ha-dialog";
@@ -27,15 +20,15 @@ import { SupervisorDialogSupervisorUpdateParams } from "./show-dialog-update";
 class DialogSupervisorUpdate extends LitElement {
   public hass!: HomeAssistant;
 
-  @internalProperty() private _opened = false;
+  @state() private _opened = false;
 
-  @internalProperty() private _createSnapshot = true;
+  @state() private _createSnapshot = true;
 
-  @internalProperty() private _action: "snapshot" | "update" | null = null;
+  @state() private _action: "snapshot" | "update" | null = null;
 
-  @internalProperty() private _error?: string;
+  @state() private _error?: string;
 
-  @internalProperty()
+  @state()
   private _dialogParams?: SupervisorDialogSupervisorUpdateParams;
 
   public async showDialog(
@@ -173,7 +166,7 @@ class DialogSupervisorUpdate extends LitElement {
     this.closeDialog();
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       haStyleDialog,

hassio/src/entrypoint.ts

@@ -15,5 +15,11 @@ body {
   padding: 0;
   height: 100vh;
 }
+@media (prefers-color-scheme: dark) {
+  body {
+    background-color: #111111;
+    color: #e1e1e1;
+  }
+}
 `;
 document.head.appendChild(styleEl);

hassio/src/hassio-main.ts

@@ -1,7 +1,11 @@
-import { customElement, html, property, PropertyValues } from "lit-element";
+import { html, PropertyValues } from "lit";
+import { customElement, property } from "lit/decorators";
 import { atLeastVersion } from "../../src/common/config/version";
 import { applyThemesOnElement } from "../../src/common/dom/apply_themes_on_element";
 import { fireEvent } from "../../src/common/dom/fire_event";
+import { isNavigationClick } from "../../src/common/dom/is-navigation-click";
+import { mainWindow } from "../../src/common/dom/get_main_window";
+import { navigate } from "../../src/common/navigate";
 import { HassioPanelInfo } from "../../src/data/hassio/supervisor";
 import { Supervisor } from "../../src/data/supervisor/supervisor";
 import { makeDialogManager } from "../../src/dialogs/make-dialog-manager";
@@ -46,14 +50,23 @@ export class HassioMain extends SupervisorBaseElement {
     // listen on this element for navigation events, so we need to forward them.
 
     // Joakim - April 26, 2021
-    // Due to changes in behavior in Google Chrome, we changed navigate to fire on the top element
+    // Due to changes in behavior in Google Chrome, we changed navigate to listen on the top element
-    top.addEventListener("location-changed", (ev) =>
+    mainWindow.addEventListener("location-changed", (ev) =>
       // @ts-ignore
       fireEvent(this, ev.type, ev.detail, {
         bubbles: false,
       })
     );
 
+    // Paulus - May 17, 2021
+    // Convert the <a> tags to native nav in Home Assistant < 2021.6
+    document.body.addEventListener("click", (ev) => {
+      const href = isNavigationClick(ev);
+      if (href) {
+        navigate(href);
+      }
+    });
+
     // Forward haptic events to parent window.
     window.addEventListener("haptic", (ev) => {
       // @ts-ignore
@@ -90,25 +103,27 @@ export class HassioMain extends SupervisorBaseElement {
 
   private _applyTheme() {
     let themeName: string;
-    let options: Partial<HomeAssistant["selectedTheme"]> | undefined;
+    let themeSettings:
+      | Partial<HomeAssistant["selectedThemeSettings"]>
+      | undefined;
 
     if (atLeastVersion(this.hass.config.version, 0, 114)) {
       themeName =
-        this.hass.selectedTheme?.theme ||
+        this.hass.selectedThemeSettings?.theme ||
         (this.hass.themes.darkMode && this.hass.themes.default_dark_theme
           ? this.hass.themes.default_dark_theme!
           : this.hass.themes.default_theme);
 
-      options = this.hass.selectedTheme;
+      themeSettings = this.hass.selectedThemeSettings;
-      if (themeName === "default" && options?.dark === undefined) {
+      if (themeSettings?.dark === undefined) {
-        options = {
+        themeSettings = {
-          ...this.hass.selectedTheme,
+          ...this.hass.selectedThemeSettings,
           dark: this.hass.themes.darkMode,
         };
       }
     } else {
       themeName =
-        ((this.hass.selectedTheme as unknown) as string) ||
+        ((this.hass.selectedThemeSettings as unknown) as string) ||
         this.hass.themes.default_theme;
     }
 
@@ -116,7 +131,7 @@ export class HassioMain extends SupervisorBaseElement {
       this.parentElement,
       this.hass.themes,
       themeName,
-      options
+      themeSettings
     );
   }
 }

hassio/src/hassio-my-redirect.ts

@@ -1,11 +1,4 @@
-import {
+import { html, LitElement, TemplateResult } from "lit";
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { sanitizeUrl } from "@braintree/sanitize-url";
 import {
   createSearchParam,
@@ -20,6 +13,7 @@ import {
 import { navigate } from "../../src/common/navigate";
 import { HomeAssistant, Route } from "../../src/types";
 import { Supervisor } from "../../src/data/supervisor/supervisor";
+import { customElement, property, state } from "lit/decorators";
 
 const REDIRECTS: Redirects = {
   supervisor: {
@@ -43,6 +37,12 @@ const REDIRECTS: Redirects = {
       addon: "string",
     },
   },
+  supervisor_ingress: {
+    redirect: "/hassio/ingress",
+    params: {
+      addon: "string",
+    },
+  },
   supervisor_add_addon_repository: {
     redirect: "/hassio/store",
     params: {
@@ -59,7 +59,7 @@ class HassioMyRedirect extends LitElement {
 
   @property({ attribute: false }) public route!: Route;
 
-  @internalProperty() public _error?: TemplateResult | string;
+  @state() public _error?: TemplateResult | string;
 
   connectedCallback() {
     super.connectedCallback();
@@ -89,7 +89,7 @@ class HassioMyRedirect extends LitElement {
       return;
     }
 
-    navigate(this, url, true);
+    navigate(url, { replace: true });
   }
 
   protected render(): TemplateResult {

hassio/src/hassio-panel-router.ts

@@ -1,4 +1,4 @@
-import { customElement, property } from "lit-element";
+import { customElement, property } from "lit/decorators";
 import { Supervisor } from "../../src/data/supervisor/supervisor";
 import {
   HassRouterPage,

hassio/src/hassio-panel.ts

@@ -1,12 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import {
   Supervisor,
   supervisorCollection,
@@ -46,7 +39,7 @@ class HassioPanel extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       :host {
         --app-header-background-color: var(--sidebar-background-color);

hassio/src/hassio-router.ts

@@ -1,4 +1,4 @@
-import { customElement, property } from "lit-element";
+import { customElement, property } from "lit/decorators";
 import { HassioPanelInfo } from "../../src/data/hassio/supervisor";
 import { Supervisor } from "../../src/data/supervisor/supervisor";
 import {
@@ -61,11 +61,10 @@ class HassioRouter extends HassRouterPage {
     el.hass = this.hass;
     el.narrow = this.narrow;
     el.route = route;
+    el.supervisor = this.supervisor;
 
     if (el.localName === "hassio-ingress-view") {
       el.ingressPanel = this.panel.config && this.panel.config.ingress;
-    } else {
-      el.supervisor = this.supervisor;
     }
   }
 

hassio/src/ingress-view/hassio-ingress-view.ts

@@ -1,25 +1,27 @@
 import { mdiMenu } from "@mdi/js";
 import {
   css,
-  CSSResult,
+  CSSResultGroup,
-  customElement,
   html,
-  internalProperty,
   LitElement,
-  property,
   PropertyValues,
   TemplateResult,
-} from "lit-element";
+} from "lit";
+import { customElement, property, state } from "lit/decorators";
 import { fireEvent } from "../../../src/common/dom/fire_event";
 import { navigate } from "../../../src/common/navigate";
+import { extractSearchParam } from "../../../src/common/url/search-params";
+import { nextRender } from "../../../src/common/util/render-status";
 import {
   fetchHassioAddonInfo,
   HassioAddonDetails,
 } from "../../../src/data/hassio/addon";
+import { extractApiErrorMessage } from "../../../src/data/hassio/common";
 import {
   createHassioSession,
   validateHassioSession,
 } from "../../../src/data/hassio/ingress";
+import { Supervisor } from "../../../src/data/supervisor/supervisor";
 import { showAlertDialog } from "../../../src/dialogs/generic/show-dialog-box";
 import "../../../src/layouts/hass-loading-screen";
 import "../../../src/layouts/hass-subpage";
@@ -29,11 +31,13 @@ import { HomeAssistant, Route } from "../../../src/types";
 class HassioIngressView extends LitElement {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
+  @property({ attribute: false }) public supervisor!: Supervisor;
+
   @property() public route!: Route;
 
   @property() public ingressPanel = false;
 
-  @internalProperty() private _addon?: HassioAddonDetails;
+  @state() private _addon?: HassioAddonDetails;
 
   @property({ type: Boolean })
   public narrow = false;
@@ -80,6 +84,36 @@ class HassioIngressView extends LitElement {
       : iframe}`;
   }
 
+  protected async firstUpdated(): Promise<void> {
+    if (this.route.path === "") {
+      const requestedAddon = extractSearchParam("addon");
+      let addonInfo: HassioAddonDetails;
+      if (requestedAddon) {
+        try {
+          addonInfo = await fetchHassioAddonInfo(this.hass, requestedAddon);
+        } catch (err) {
+          await showAlertDialog(this, {
+            text: extractApiErrorMessage(err),
+            title: requestedAddon,
+          });
+          await nextRender();
+          history.back();
+          return;
+        }
+        if (!addonInfo.ingress) {
+          await showAlertDialog(this, {
+            text: this.supervisor.localize("my.error_addon_no_ingress"),
+            title: addonInfo.name,
+          });
+          await nextRender();
+          history.back();
+        } else {
+          navigate(`/hassio/ingress/${addonInfo.slug}`, { replace: true });
+        }
+      }
+    }
+  }
+
   protected updated(changedProps: PropertyValues) {
     super.updated(changedProps);
 
@@ -109,6 +143,7 @@ class HassioIngressView extends LitElement {
         text: "Unable to fetch add-on info to start Ingress",
         title: "Supervisor",
       });
+      await nextRender();
       history.back();
       return;
     }
@@ -118,6 +153,7 @@ class HassioIngressView extends LitElement {
         text: "Add-on does not support Ingress",
         title: addon.name,
       });
+      await nextRender();
       history.back();
       return;
     }
@@ -127,7 +163,8 @@ class HassioIngressView extends LitElement {
         text: "Add-on is not running. Please start it first",
         title: addon.name,
       });
-      navigate(this, `/hassio/addon/${addon.slug}/info`, true);
+      await nextRender();
+      navigate(`/hassio/addon/${addon.slug}/info`, { replace: true });
       return;
     }
 
@@ -140,6 +177,7 @@ class HassioIngressView extends LitElement {
         text: "Unable to create an Ingress session",
         title: addon.name,
       });
+      await nextRender();
       history.back();
       return;
     }
@@ -162,7 +200,7 @@ class HassioIngressView extends LitElement {
     fireEvent(this, "hass-toggle-menu");
   }
 
-  static get styles(): CSSResult {
+  static get styles(): CSSResultGroup {
     return css`
       iframe {
         display: block;

hassio/src/resources/hassio-style.ts

@@ -1,4 +1,4 @@
-import { css } from "lit-element";
+import { css } from "lit";
 
 export const hassioStyle = css`
   .content {

hassio/src/snapshots/hassio-snapshots.ts

@@ -1,118 +1,163 @@
 import "@material/mwc-button";
-import "@material/mwc-icon-button";
+import { ActionDetail } from "@material/mwc-list";
-import { ActionDetail } from "@material/mwc-list/mwc-list-foundation";
 import "@material/mwc-list/mwc-list-item";
+import { mdiDotsVertical, mdiPlus } from "@mdi/js";
 import {
-  mdiDotsVertical,
+  CSSResultGroup,
-  mdiPackageVariant,
-  mdiPackageVariantClosed,
-} from "@mdi/js";
-import "@polymer/paper-checkbox/paper-checkbox";
-import type { PaperCheckboxElement } from "@polymer/paper-checkbox/paper-checkbox";
-import "@polymer/paper-input/paper-input";
-import type { PaperInputElement } from "@polymer/paper-input/paper-input";
-import "@polymer/paper-radio-button/paper-radio-button";
-import "@polymer/paper-radio-group/paper-radio-group";
-import type { PaperRadioGroupElement } from "@polymer/paper-radio-group/paper-radio-group";
-import {
-  css,
-  CSSResultArray,
-  customElement,
   html,
-  internalProperty,
   LitElement,
-  property,
   PropertyValues,
   TemplateResult,
-} from "lit-element";
+} from "lit";
+import { customElement, property, state } from "lit/decorators";
+import memoizeOne from "memoize-one";
 import { atLeastVersion } from "../../../src/common/config/version";
-import "../../../src/components/buttons/ha-progress-button";
+import relativeTime from "../../../src/common/datetime/relative_time";
-import "../../../src/components/ha-button-menu";
+import { HASSDomEvent } from "../../../src/common/dom/fire_event";
-import "../../../src/components/ha-card";
+import {
-import "../../../src/components/ha-svg-icon";
+  DataTableColumnContainer,
-import { extractApiErrorMessage } from "../../../src/data/hassio/common";
+  RowClickedEvent,
+} from "../../../src/components/data-table/ha-data-table";
+import "../../../src/components/ha-button-menu";
+import "../../../src/components/ha-fab";
 import {
-  createHassioFullSnapshot,
-  createHassioPartialSnapshot,
   fetchHassioSnapshots,
-  HassioFullSnapshotCreateParams,
+  friendlyFolderName,
-  HassioPartialSnapshotCreateParams,
   HassioSnapshot,
   reloadHassioSnapshots,
 } from "../../../src/data/hassio/snapshot";
 import { Supervisor } from "../../../src/data/supervisor/supervisor";
 import { showAlertDialog } from "../../../src/dialogs/generic/show-dialog-box";
-import "../../../src/layouts/hass-tabs-subpage";
+import "../../../src/layouts/hass-tabs-subpage-data-table";
-import { PolymerChangedEvent } from "../../../src/polymer-types";
 import { haStyle } from "../../../src/resources/styles";
 import { HomeAssistant, Route } from "../../../src/types";
-import "../components/hassio-card-content";
+import { showHassioCreateSnapshotDialog } from "../dialogs/snapshot/show-dialog-hassio-create-snapshot";
-import "../components/hassio-upload-snapshot";
 import { showHassioSnapshotDialog } from "../dialogs/snapshot/show-dialog-hassio-snapshot";
 import { showSnapshotUploadDialog } from "../dialogs/snapshot/show-dialog-snapshot-upload";
 import { supervisorTabs } from "../hassio-tabs";
 import { hassioStyle } from "../resources/hassio-style";
 
-interface CheckboxItem {
-  slug: string;
-  checked: boolean;
-  name?: string;
-}
-
 @customElement("hassio-snapshots")
-class HassioSnapshots extends LitElement {
+export class HassioSnapshots extends LitElement {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
-  @property({ type: Boolean }) public narrow!: boolean;
-
-  @property({ attribute: false }) public route!: Route;
-
   @property({ attribute: false }) public supervisor!: Supervisor;
 
-  @internalProperty() private _snapshotName = "";
+  @property({ type: Object }) public route!: Route;
 
-  @internalProperty() private _snapshotPassword = "";
+  @property({ type: Boolean }) public narrow!: boolean;
 
-  @internalProperty() private _snapshotHasPassword = false;
+  @property({ type: Boolean }) public isWide!: boolean;
 
-  @internalProperty() private _snapshotType: HassioSnapshot["type"] = "full";
+  private _firstUpdatedCalled = false;
 
-  @internalProperty() private _snapshots?: HassioSnapshot[] = [];
+  @state() private _snapshots?: HassioSnapshot[] = [];
 
-  @internalProperty() private _addonList: CheckboxItem[] = [];
+  public connectedCallback(): void {
-
+    super.connectedCallback();
-  @internalProperty() private _folderList: CheckboxItem[] = [
+    if (this.hass && this._firstUpdatedCalled) {
-    {
+      this.refreshData();
-      slug: "homeassistant",
+    }
-      checked: true,
+  }
-    },
-    { slug: "ssl", checked: true },
-    { slug: "share", checked: true },
-    { slug: "media", checked: true },
-    { slug: "addons/local", checked: true },
-  ];
-
-  @internalProperty() private _error = "";
 
   public async refreshData() {
     await reloadHassioSnapshots(this.hass);
-    await this._updateSnapshots();
+    await this.fetchSnapshots();
   }
 
+  private _computeSnapshotContent = (snapshot: HassioSnapshot): string => {
+    if (snapshot.type === "full") {
+      return this.supervisor.localize("snapshot.full_snapshot");
+    }
+    const content: string[] = [];
+    if (snapshot.content.homeassistant) {
+      content.push("Home Assistant");
+    }
+    if (snapshot.content.folders.length !== 0) {
+      for (const folder of snapshot.content.folders) {
+        content.push(friendlyFolderName[folder] || folder);
+      }
+    }
+
+    if (snapshot.content.addons.length !== 0) {
+      for (const addon of snapshot.content.addons) {
+        content.push(
+          this.supervisor.supervisor.addons.find(
+            (entry) => entry.slug === addon
+          )?.name || addon
+        );
+      }
+    }
+
+    return content.join(", ");
+  };
+
+  protected firstUpdated(changedProperties: PropertyValues): void {
+    super.firstUpdated(changedProperties);
+    if (this.hass && this.isConnected) {
+      this.refreshData();
+    }
+    this._firstUpdatedCalled = true;
+  }
+
+  private _columns = memoizeOne(
+    (narrow: boolean): DataTableColumnContainer => ({
+      name: {
+        title: this.supervisor?.localize("snapshot.name") || "",
+        sortable: true,
+        filterable: true,
+        grows: true,
+        template: (entry: string, snapshot: any) =>
+          html`${entry || snapshot.slug}
+            <div class="secondary">${snapshot.secondary}</div>`,
+      },
+      date: {
+        title: this.supervisor?.localize("snapshot.created") || "",
+        width: "15%",
+        direction: "desc",
+        hidden: narrow,
+        filterable: true,
+        sortable: true,
+        template: (entry: string) =>
+          relativeTime(new Date(entry), this.hass.localize),
+      },
+      secondary: {
+        title: "",
+        hidden: true,
+        filterable: true,
+      },
+    })
+  );
+
+  private _snapshotData = memoizeOne((snapshots: HassioSnapshot[]) =>
+    snapshots.map((snapshot) => ({
+      ...snapshot,
+      secondary: this._computeSnapshotContent(snapshot),
+    }))
+  );
+
   protected render(): TemplateResult {
+    if (!this.supervisor) {
+      return html``;
+    }
     return html`
-      <hass-tabs-subpage
+      <hass-tabs-subpage-data-table
+        .tabs=${supervisorTabs}
         .hass=${this.hass}
         .localizeFunc=${this.supervisor.localize}
+        .searchLabel=${this.supervisor.localize("search")}
+        .noDataText=${this.supervisor.localize("snapshot.no_snapshots")}
         .narrow=${this.narrow}
         .route=${this.route}
-        .tabs=${supervisorTabs}
+        .columns=${this._columns(this.narrow)}
+        .data=${this._snapshotData(this._snapshots || [])}
+        id="slug"
+        @row-click=${this._handleRowClicked}
+        clickable
+        hasFab
         main-page
         supervisor
       >
-        <span slot="header">
-          ${this.supervisor.localize("panel.snapshots")}
-        </span>
         <ha-button-menu
           corner="BOTTOM_START"
           slot="toolbar-icon"
@@ -122,172 +167,27 @@ class HassioSnapshots extends LitElement {
             <ha-svg-icon .path=${mdiDotsVertical}></ha-svg-icon>
           </mwc-icon-button>
           <mwc-list-item>
-            ${this.supervisor.localize("common.reload")}
+            ${this.supervisor?.localize("common.reload")}
           </mwc-list-item>
           ${atLeastVersion(this.hass.config.version, 0, 116)
             ? html`<mwc-list-item>
-                ${this.supervisor.localize("snapshot.upload_snapshot")}
+                ${this.supervisor?.localize("snapshot.upload_snapshot")}
               </mwc-list-item>`
             : ""}
         </ha-button-menu>
 
-        <div class="content">
+        <ha-fab
-          <h1>${this.supervisor.localize("snapshot.create_snapshot")}</h1>
+          slot="fab"
-          <p class="description">
+          @click=${this._createSnapshot}
-            ${this.supervisor.localize("snapshot.description")}
+          .label=${this.supervisor.localize("snapshot.create_snapshot")}
-          </p>
+          extended
-          <div class="card-group">
+        >
-            <ha-card>
+          <ha-svg-icon slot="icon" .path=${mdiPlus}></ha-svg-icon>
-              <div class="card-content">
+        </ha-fab>
-                <paper-input
+      </hass-tabs-subpage-data-table>
-                  autofocus
-                  .label=${this.supervisor.localize("snapshot.name")}
-                  name="snapshotName"
-                  .value=${this._snapshotName}
-                  @value-changed=${this._handleTextValueChanged}
-                ></paper-input>
-                ${this.supervisor.localize("snapshot.type")}:
-                <paper-radio-group
-                  name="snapshotType"
-                  type="${this.supervisor.localize("snapshot.type")}"
-                  .selected=${this._snapshotType}
-                  @selected-changed=${this._handleRadioValueChanged}
-                >
-                  <paper-radio-button name="full">
-                    ${this.supervisor.localize("snapshot.full_snapshot")}
-                  </paper-radio-button>
-                  <paper-radio-button name="partial">
-                    ${this.supervisor.localize("snapshot.partial_snapshot")}
-                  </paper-radio-button>
-                </paper-radio-group>
-                ${this._snapshotType === "full"
-                  ? undefined
-                  : html`
-                      ${this.supervisor.localize("snapshot.folders")}:
-                      ${this._folderList.map(
-                        (folder, idx) => html`
-                          <paper-checkbox
-                            .idx=${idx}
-                            .checked=${folder.checked}
-                            @checked-changed=${this._folderChecked}
-                          >
-                            ${this.supervisor.localize(
-                              `snapshot.folder.${folder.slug}`
-                            )}
-                          </paper-checkbox>
-                        `
-                      )}
-                      ${this.supervisor.localize("snapshot.addons")}:
-                      ${this._addonList.map(
-                        (addon, idx) => html`
-                          <paper-checkbox
-                            .idx=${idx}
-                            .checked=${addon.checked}
-                            @checked-changed=${this._addonChecked}
-                          >
-                            ${addon.name}
-                          </paper-checkbox>
-                        `
-                      )}
-                    `}
-                ${this.supervisor.localize("snapshot.security")}:
-                <paper-checkbox
-                  name="snapshotHasPassword"
-                  .checked=${this._snapshotHasPassword}
-                  @checked-changed=${this._handleCheckboxValueChanged}
-                >
-                  ${this.supervisor.localize("snapshot.password_protection")}
-                </paper-checkbox>
-                ${this._snapshotHasPassword
-                  ? html`
-                      <paper-input
-                        .label=${this.supervisor.localize("snapshot.password")}
-                        type="password"
-                        name="snapshotPassword"
-                        .value=${this._snapshotPassword}
-                        @value-changed=${this._handleTextValueChanged}
-                      ></paper-input>
-                    `
-                  : undefined}
-                ${this._error !== ""
-                  ? html` <p class="error">${this._error}</p> `
-                  : undefined}
-              </div>
-              <div class="card-actions">
-                <ha-progress-button
-                  @click=${this._createSnapshot}
-                  .title=${this.supervisor.info.state !== "running"
-                    ? this.supervisor.localize(
-                        "snapshot.create_blocked_not_running",
-                        "state",
-                        this.supervisor.info.state
-                      )
-                    : ""}
-                  .disabled=${this.supervisor.info.state !== "running"}
-                >
-                  ${this.supervisor.localize("snapshot.create")}
-                </ha-progress-button>
-              </div>
-            </ha-card>
-          </div>
-
-          <h1>${this.supervisor.localize("snapshot.available_snapshots")}</h1>
-          <div class="card-group">
-            ${this._snapshots === undefined
-              ? undefined
-              : this._snapshots.length === 0
-              ? html`
-                  <ha-card>
-                    <div class="card-content">
-                      ${this.supervisor.localize("snapshot.no_snapshots")}
-                    </div>
-                  </ha-card>
-                `
-              : this._snapshots.map(
-                  (snapshot) => html`
-                    <ha-card
-                      class="pointer"
-                      .snapshot=${snapshot}
-                      @click=${this._snapshotClicked}
-                    >
-                      <div class="card-content">
-                        <hassio-card-content
-                          .hass=${this.hass}
-                          .title=${snapshot.name || snapshot.slug}
-                          .description=${this._computeDetails(snapshot)}
-                          .datetime=${snapshot.date}
-                          .icon=${snapshot.type === "full"
-                            ? mdiPackageVariantClosed
-                            : mdiPackageVariant}
-                          icon-class="snapshot"
-                        ></hassio-card-content>
-                      </div>
-                    </ha-card>
-                  `
-                )}
-          </div>
-        </div>
-      </hass-tabs-subpage>
     `;
   }
 
-  protected firstUpdated(changedProps: PropertyValues) {
-    super.firstUpdated(changedProps);
-    this.refreshData();
-  }
-
-  protected updated(changedProps: PropertyValues) {
-    if (changedProps.has("supervisor")) {
-      this._addonList = this.supervisor.supervisor.addons
-        .map((addon) => ({
-          slug: addon.slug,
-          name: addon.name,
-          checked: true,
-        }))
-        .sort((a, b) => (a.name < b.name ? -1 : 1));
-    }
-  }
-
   private _handleAction(ev: CustomEvent<ActionDetail>) {
     switch (ev.detail.index) {
       case 0:
@@ -299,157 +199,52 @@ class HassioSnapshots extends LitElement {
     }
   }
 
-  private _handleTextValueChanged(ev: PolymerChangedEvent<string>) {
-    const input = ev.currentTarget as PaperInputElement;
-    this[`_${input.name}`] = ev.detail.value;
-  }
-
-  private _handleCheckboxValueChanged(ev) {
-    const input = ev.currentTarget as PaperCheckboxElement;
-    this[`_${input.name}`] = input.checked;
-  }
-
-  private _handleRadioValueChanged(ev: PolymerChangedEvent<string>) {
-    const input = ev.currentTarget as PaperRadioGroupElement;
-    this[`_${input.getAttribute("name")}`] = ev.detail.value;
-  }
-
-  private _folderChecked(ev) {
-    const { idx, checked } = ev.currentTarget!;
-    this._folderList = this._folderList.map((folder, curIdx) =>
-      curIdx === idx ? { ...folder, checked } : folder
-    );
-  }
-
-  private _addonChecked(ev) {
-    const { idx, checked } = ev.currentTarget!;
-    this._addonList = this._addonList.map((addon, curIdx) =>
-      curIdx === idx ? { ...addon, checked } : addon
-    );
-  }
-
-  private async _updateSnapshots() {
-    try {
-      this._snapshots = await fetchHassioSnapshots(this.hass);
-      this._snapshots.sort((a, b) => (a.date < b.date ? 1 : -1));
-    } catch (err) {
-      this._error = extractApiErrorMessage(err);
-    }
-  }
-
-  private async _createSnapshot(ev: CustomEvent): Promise<void> {
-    if (this.supervisor.info.state !== "running") {
-      await showAlertDialog(this, {
-        title: this.supervisor.localize("snapshot.could_not_create"),
-        text: this.supervisor.localize(
-          "snapshot.create_blocked_not_running",
-          "state",
-          this.supervisor.info.state
-        ),
-      });
-    }
-    const button = ev.currentTarget as any;
-    button.progress = true;
-
-    this._error = "";
-    if (this._snapshotHasPassword && !this._snapshotPassword.length) {
-      this._error = this.supervisor.localize("snapshot.enter_password");
-      button.progress = false;
-      return;
-    }
-    await this.updateComplete;
-
-    const name =
-      this._snapshotName ||
-      new Date().toLocaleDateString(navigator.language, {
-        weekday: "long",
-        year: "numeric",
-        month: "short",
-        day: "numeric",
-      });
-
-    try {
-      if (this._snapshotType === "full") {
-        const data: HassioFullSnapshotCreateParams = { name };
-        if (this._snapshotHasPassword) {
-          data.password = this._snapshotPassword;
-        }
-        await createHassioFullSnapshot(this.hass, data);
-      } else {
-        const addons = this._addonList
-          .filter((addon) => addon.checked)
-          .map((addon) => addon.slug);
-        const folders = this._folderList
-          .filter((folder) => folder.checked)
-          .map((folder) => folder.slug);
-
-        const data: HassioPartialSnapshotCreateParams = {
-          name,
-          folders,
-          addons,
-        };
-        if (this._snapshotHasPassword) {
-          data.password = this._snapshotPassword;
-        }
-        await createHassioPartialSnapshot(this.hass, data);
-      }
-      this._updateSnapshots();
-    } catch (err) {
-      this._error = extractApiErrorMessage(err);
-    }
-    button.progress = false;
-  }
-
-  private _computeDetails(snapshot: HassioSnapshot) {
-    const type =
-      snapshot.type === "full"
-        ? this.supervisor.localize("snapshot.full_snapshot")
-        : this.supervisor.localize("snapshot.partial_snapshot");
-    return snapshot.protected ? `${type}, password protected` : type;
-  }
-
-  private _snapshotClicked(ev) {
-    showHassioSnapshotDialog(this, {
-      slug: ev.currentTarget!.snapshot.slug,
-      supervisor: this.supervisor,
-      onDelete: () => this._updateSnapshots(),
-    });
-  }
-
   private _showUploadSnapshotDialog() {
     showSnapshotUploadDialog(this, {
       showSnapshot: (slug: string) =>
         showHassioSnapshotDialog(this, {
           slug,
           supervisor: this.supervisor,
-          onDelete: () => this._updateSnapshots(),
+          onDelete: () => this.fetchSnapshots(),
         }),
       reloadSnapshot: () => this.refreshData(),
     });
   }
 
-  static get styles(): CSSResultArray {
+  private async fetchSnapshots() {
-    return [
+    await reloadHassioSnapshots(this.hass);
-      haStyle,
+    this._snapshots = await fetchHassioSnapshots(this.hass);
-      hassioStyle,
+  }
-      css`
+
-        paper-radio-group {
+  private _handleRowClicked(ev: HASSDomEvent<RowClickedEvent>) {
-          display: block;
+    const slug = ev.detail.id;
-        }
+    showHassioSnapshotDialog(this, {
-        paper-radio-button {
+      slug,
-          padding: 0 0 2px 2px;
+      supervisor: this.supervisor,
-        }
+      onDelete: () => this.fetchSnapshots(),
-        paper-radio-button,
+    });
-        paper-checkbox,
+  }
-        paper-input[type="password"] {
+
-          display: block;
+  private _createSnapshot() {
-          margin: 4px 0 4px 48px;
+    if (this.supervisor!.info.state !== "running") {
-        }
+      showAlertDialog(this, {
-        .pointer {
+        title: this.supervisor!.localize("snapshot.could_not_create"),
-          cursor: pointer;
+        text: this.supervisor!.localize(
-        }
+          "snapshot.create_blocked_not_running",
-      `,
+          "state",
-    ];
+          this.supervisor!.info.state
+        ),
+      });
+      return;
+    }
+    showHassioCreateSnapshotDialog(this, {
+      supervisor: this.supervisor!,
+      onCreate: () => this.fetchSnapshots(),
+    });
+  }
+
+  static get styles(): CSSResultGroup {
+    return [haStyle, hassioStyle];
   }
 }
 

hassio/src/supervisor-base-element.ts

@@ -1,10 +1,6 @@
 import { Collection, UnsubscribeFunc } from "home-assistant-js-websocket";
-import {
+import { LitElement, PropertyValues } from "lit";
-  internalProperty,
+import { property, state } from "lit/decorators";
-  LitElement,
-  property,
-  PropertyValues,
-} from "lit-element";
 import { atLeastVersion } from "../../src/common/config/version";
 import { computeLocalize } from "../../src/common/translations/localize";
 import { fetchHassioAddonsInfo } from "../../src/data/hassio/addon";
@@ -46,14 +42,11 @@ export class SupervisorBaseElement extends urlSyncMixin(
     localize: () => "",
   };
 
-  @internalProperty() private _unsubs: Record<string, UnsubscribeFunc> = {};
+  @state() private _unsubs: Record<string, UnsubscribeFunc> = {};
 
-  @internalProperty() private _collections: Record<
+  @state() private _collections: Record<string, Collection<unknown>> = {};
-    string,
-    Collection<unknown>
-  > = {};
 
-  @internalProperty() private _language = "en";
+  @state() private _language = "en";
 
   public connectedCallback(): void {
     super.connectedCallback();

hassio/src/system/hassio-core-info.ts

@@ -1,15 +1,7 @@
 import "@material/mwc-button";
 import "@material/mwc-list/mwc-list-item";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { fireEvent } from "../../../src/common/dom/fire_event";
 import "../../../src/components/buttons/ha-progress-button";
 import "../../../src/components/ha-button-menu";
@@ -39,7 +31,7 @@ class HassioCoreInfo extends LitElement {
 
   @property({ attribute: false }) public supervisor!: Supervisor;
 
-  @internalProperty() private _metrics?: HassioStats;
+  @state() private _metrics?: HassioStats;
 
   protected render(): TemplateResult | void {
     const metrics = [
@@ -189,7 +181,7 @@ class HassioCoreInfo extends LitElement {
     });
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/system/hassio-host-info.ts

@@ -2,16 +2,9 @@ import "@material/mwc-button";
 import { ActionDetail } from "@material/mwc-list/mwc-list-foundation";
 import "@material/mwc-list/mwc-list-item";
 import { mdiDotsVertical } from "@mdi/js";
-import { safeDump } from "js-yaml";
+import { dump } from "js-yaml";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import memoizeOne from "memoize-one";
 import { atLeastVersion } from "../../../src/common/config/version";
 import { fireEvent } from "../../../src/common/dom/fire_event";
@@ -240,7 +233,7 @@ class HassioHostInfo extends LitElement {
       const content = await fetchHassioHardwareInfo(this.hass);
       showHassioMarkdownDialog(this, {
         title: this.supervisor.localize("system.host.hardware"),
-        content: `<pre>${safeDump(content, { indent: 2 })}</pre>`,
+        content: `<pre>${dump(content, { indent: 2 })}</pre>`,
       });
     } catch (err) {
       showAlertDialog(this, {
@@ -415,7 +408,7 @@ class HassioHostInfo extends LitElement {
     }
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/system/hassio-supervisor-info.ts

@@ -1,13 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { atLeastVersion } from "../../../src/common/config/version";
 import { fireEvent } from "../../../src/common/dom/fire_event";
 import "../../../src/components/buttons/ha-progress-button";
@@ -67,7 +59,7 @@ class HassioSupervisorInfo extends LitElement {
 
   @property({ attribute: false }) public supervisor!: Supervisor;
 
-  @internalProperty() private _metrics?: HassioStats;
+  @state() private _metrics?: HassioStats;
 
   protected render(): TemplateResult | void {
     const metrics = [
@@ -504,7 +496,7 @@ class HassioSupervisorInfo extends LitElement {
     }
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/system/hassio-supervisor-log.ts

@@ -2,16 +2,8 @@ import "@material/mwc-button";
 import "@polymer/paper-dropdown-menu/paper-dropdown-menu";
 import "@polymer/paper-item/paper-item";
 import "@polymer/paper-listbox/paper-listbox";
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property, state } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  internalProperty,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import "../../../src/components/buttons/ha-progress-button";
 import "../../../src/components/ha-card";
 import { extractApiErrorMessage } from "../../../src/data/hassio/common";
@@ -61,11 +53,11 @@ class HassioSupervisorLog extends LitElement {
 
   @property({ attribute: false }) public supervisor!: Supervisor;
 
-  @internalProperty() private _error?: string;
+  @state() private _error?: string;
 
-  @internalProperty() private _selectedLogProvider = "supervisor";
+  @state() private _selectedLogProvider = "supervisor";
 
-  @internalProperty() private _content?: string;
+  @state() private _content?: string;
 
   public async connectedCallback(): Promise<void> {
     super.connectedCallback();
@@ -146,7 +138,7 @@ class HassioSupervisorLog extends LitElement {
     }
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

hassio/src/system/hassio-system.ts

@@ -1,12 +1,5 @@
-import {
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-  css,
+import { customElement, property } from "lit/decorators";
-  CSSResult,
-  customElement,
-  html,
-  LitElement,
-  property,
-  TemplateResult,
-} from "lit-element";
 import { Supervisor } from "../../../src/data/supervisor/supervisor";
 import "../../../src/layouts/hass-tabs-subpage";
 import { haStyle } from "../../../src/resources/styles";
@@ -64,7 +57,7 @@ class HassioSystem extends LitElement {
     `;
   }
 
-  static get styles(): CSSResult[] {
+  static get styles(): CSSResultGroup {
     return [
       haStyle,
       hassioStyle,

lint-staged.config.js

@@ -0,0 +1,5 @@
+module.exports = {
+  "*.ts": () => "tsc -p tsconfig.json",
+  "*.{js,ts}": "eslint --fix",
+  "!(/translations)*.{js,ts,json,css,md,html}": "prettier --write",
+};

package.json

@@ -16,13 +16,13 @@
     "lint:lit": "lit-analyzer \"**/src/**/*.ts\" --format markdown --outFile result.md",
     "lint": "yarn run lint:eslint && yarn run lint:prettier && yarn run lint:types",
     "format": "yarn run format:eslint && yarn run format:prettier",
-    "mocha": "node_modules/.bin/ts-mocha -p test-mocha/tsconfig.test.json --opts test-mocha/mocha.opts",
+    "mocha": "ts-mocha -p test-mocha/tsconfig.test.json \"test-mocha/**/*.ts\"",
     "test": "yarn run lint && yarn run mocha"
   },
   "author": "Paulus Schoutsen <Paulus@PaulusSchoutsen.nl> (http://paulusschoutsen.nl)",
   "license": "Apache-2.0",
   "dependencies": {
-    "@braintree/sanitize-url": "^5.0.0",
+    "@braintree/sanitize-url": "^5.0.1",
     "@codemirror/commands": "^0.18.0",
     "@codemirror/gutter": "^0.18.0",
     "@codemirror/highlight": "^0.18.0",
@@ -34,33 +34,34 @@
     "@codemirror/stream-parser": "^0.18.0",
     "@codemirror/text": "^0.18.0",
     "@codemirror/view": "^0.18.0",
-    "@formatjs/intl-getcanonicallocales": "^1.4.6",
+    "@formatjs/intl-getcanonicallocales": "^1.5.10",
-    "@formatjs/intl-pluralrules": "^3.4.10",
+    "@formatjs/intl-locale": "^2.4.28",
+    "@formatjs/intl-pluralrules": "^4.0.22",
     "@fullcalendar/common": "5.1.0",
     "@fullcalendar/core": "5.1.0",
     "@fullcalendar/daygrid": "5.1.0",
     "@fullcalendar/interaction": "5.1.0",
     "@fullcalendar/list": "5.1.0",
-    "@material/chips": "=9.0.0-canary.1c156d69d.0",
+    "@lit-labs/virtualizer": "^0.6.0",
-    "@material/mwc-button": "^0.20.0",
+    "@material/chips": "=12.0.0-canary.1a8d06483.0",
-    "@material/mwc-checkbox": "^0.20.0",
+    "@material/mwc-button": "canary",
-    "@material/mwc-circular-progress": "^0.20.0",
+    "@material/mwc-checkbox": "canary",
-    "@material/mwc-dialog": "^0.20.0",
+    "@material/mwc-circular-progress": "canary",
-    "@material/mwc-fab": "^0.20.0",
+    "@material/mwc-dialog": "canary",
-    "@material/mwc-formfield": "^0.20.0",
+    "@material/mwc-fab": "canary",
-    "@material/mwc-icon-button": "^0.20.0",
+    "@material/mwc-formfield": "canary",
-    "@material/mwc-list": "^0.20.0",
+    "@material/mwc-icon-button": "canary",
-    "@material/mwc-menu": "^0.20.0",
+    "@material/mwc-list": "canary",
-    "@material/mwc-radio": "^0.20.0",
+    "@material/mwc-menu": "canary",
-    "@material/mwc-ripple": "^0.20.0",
+    "@material/mwc-radio": "canary",
-    "@material/mwc-switch": "^0.20.0",
+    "@material/mwc-ripple": "canary",
-    "@material/mwc-tab": "^0.20.0",
+    "@material/mwc-switch": "canary",
-    "@material/mwc-tab-bar": "^0.20.0",
+    "@material/mwc-tab": "canary",
-    "@material/top-app-bar": "=9.0.0-canary.1c156d69d.0",
+    "@material/mwc-tab-bar": "canary",
+    "@material/top-app-bar": "=12.0.0-canary.1a8d06483.0",
     "@mdi/js": "5.9.55",
     "@mdi/svg": "5.9.55",
     "@polymer/app-layout": "^3.0.2",
-    "@polymer/app-route": "^3.0.2",
     "@polymer/app-storage": "^3.0.2",
     "@polymer/iron-autogrow-textarea": "^3.0.1",
     "@polymer/iron-flex-layout": "^3.0.1",
@@ -98,29 +99,28 @@
     "@vibrant/quantizer-mmcq": "^3.2.1-alpha.1",
     "@vue/web-component-wrapper": "^1.2.0",
     "@webcomponents/webcomponentsjs": "^2.2.7",
-    "chart.js": "~2.8.0",
+    "chart.js": "^2.9.4",
-    "chartjs-chart-timeline": "^0.3.0",
+    "chartjs-chart-timeline": "^0.4.0",
-    "comlink": "^4.3.0",
+    "comlink": "^4.3.1",
     "core-js": "^3.6.5",
-    "cropperjs": "^1.5.7",
+    "cropperjs": "^1.5.11",
     "deep-clone-simple": "^1.1.1",
     "deep-freeze": "^0.0.1",
     "fecha": "^4.2.0",
     "fuse.js": "^6.0.0",
     "google-timezones-json": "^1.0.2",
-    "hls.js": "^1.0.1",
+    "hls.js": "^1.0.4",
-    "home-assistant-js-websocket": "^5.9.0",
+    "home-assistant-js-websocket": "^5.10.0",
-    "idb-keyval": "^3.2.0",
+    "idb-keyval": "^5.0.5",
-    "intl-messageformat": "^8.3.9",
+    "intl-messageformat": "^9.6.16",
-    "js-yaml": "^3.13.1",
+    "js-yaml": "^4.1.0",
-    "leaflet": "^1.4.0",
+    "leaflet": "^1.7.1",
     "leaflet-draw": "^1.0.4",
-    "lit-element": "^2.5.0",
+    "lit": "^2.0.0-rc.2",
-    "lit-html": "^1.4.0",
+    "lit-vaadin-helpers": "^0.1.3",
-    "lit-virtualizer": "^0.4.2",
+    "marked": "^2.0.5",
-    "marked": "2.0.0",
     "mdn-polyfills": "^5.16.0",
-    "memoize-one": "^5.0.2",
+    "memoize-one": "^5.2.1",
     "node-vibrant": "3.2.1-alpha.1",
     "proxy-polyfill": "^0.3.1",
     "punycode": "^2.1.1",
@@ -129,13 +129,13 @@
     "resize-observer-polyfill": "^1.5.1",
     "roboto-fontface": "^0.10.0",
     "sortablejs": "^1.10.2",
-    "superstruct": "^0.10.13",
+    "superstruct": "^0.15.2",
-    "tinykeys": "^1.1.1",
+    "tinykeys": "^1.1.3",
     "tsparticles": "^1.19.2",
     "unfetch": "^4.1.0",
-    "vis-data": "^7.1.1",
+    "vis-data": "^7.1.2",
     "vis-network": "^8.5.4",
-    "vue": "^2.6.11",
+    "vue": "^2.6.12",
     "vue2-daterange-picker": "^0.5.1",
     "web-animations-js": "^2.3.2",
     "workbox-cacheable-response": "^6.1.5",
@@ -144,10 +144,10 @@
     "workbox-precaching": "^6.1.5",
     "workbox-routing": "^6.1.5",
     "workbox-strategies": "^6.1.5",
-    "xss": "^1.0.6"
+    "xss": "^1.0.9"
   },
   "devDependencies": {
-    "@babel/core": "^7.14.0",
+    "@babel/core": "^7.14.3",
     "@babel/plugin-external-helpers": "^7.12.13",
     "@babel/plugin-proposal-class-properties": "^7.13.0",
     "@babel/plugin-proposal-decorators": "^7.13.15",
@@ -156,7 +156,7 @@
     "@babel/plugin-proposal-optional-chaining": "^7.13.12",
     "@babel/plugin-syntax-dynamic-import": "^7.8.3",
     "@babel/plugin-syntax-import-meta": "^7.10.4",
-    "@babel/preset-env": "^7.14.0",
+    "@babel/preset-env": "^7.14.2",
     "@babel/preset-typescript": "^7.13.0",
     "@koa/cors": "^3.1.0",
     "@open-wc/dev-server-hmr": "^0.0.2",
@@ -165,16 +165,13 @@
     "@rollup/plugin-json": "^4.0.3",
     "@rollup/plugin-node-resolve": "^7.1.3",
     "@rollup/plugin-replace": "^2.3.2",
-    "@types/chai": "^4.1.7",
+    "@types/chromecast-caf-receiver": "5.0.12",
-    "@types/chromecast-caf-receiver": "^5.0.11",
     "@types/chromecast-caf-sender": "^1.0.3",
-    "@types/js-yaml": "^3.12.1",
+    "@types/js-yaml": "^4.0.1",
-    "@types/leaflet": "^1.4.3",
+    "@types/leaflet": "^1.7.0",
-    "@types/leaflet-draw": "^1.0.1",
+    "@types/leaflet-draw": "^1.0.3",
-    "@types/marked": "^1.2.2",
+    "@types/marked": "^2.0.3",
-    "@types/memoize-one": "4.1.0",
+    "@types/mocha": "^8.2.2",
-    "@types/mocha": "^7.0.2",
-    "@types/resize-observer-browser": "^0.1.3",
     "@types/sortablejs": "^1.10.6",
     "@types/webspeechapi": "^0.0.29",
     "@typescript-eslint/eslint-plugin": "^4.22.0",
@@ -182,7 +179,7 @@
     "@web/dev-server": "^0.0.24",
     "@web/dev-server-rollup": "^0.2.11",
     "babel-loader": "^8.1.0",
-    "chai": "^4.2.0",
+    "chai": "^4.3.4",
     "cpx": "^1.5.0",
     "del": "^4.0.0",
     "eslint": "^7.25.0",
@@ -196,7 +193,7 @@
     "eslint-plugin-wc": "^1.3.0",
     "fancy-log": "^1.3.3",
     "fs-extra": "^7.0.1",
-    "gulp": "^4.0.0",
+    "gulp": "^4.0.2",
     "gulp-foreach": "^0.1.0",
     "gulp-json-transform": "^0.4.6",
     "gulp-merge-json": "^1.3.1",
@@ -204,13 +201,13 @@
     "gulp-zopfli-green": "^3.0.1",
     "html-minifier": "^4.0.0",
     "husky": "^1.3.1",
-    "lint-staged": "^8.1.5",
+    "lint-staged": "^10.5.4",
     "lit-analyzer": "^1.2.1",
     "lodash.template": "^4.5.0",
     "magic-string": "^0.25.7",
     "map-stream": "^0.0.7",
     "merge-stream": "^1.0.1",
-    "mocha": "^7.2.0",
+    "mocha": "^8.4.0",
     "object-hash": "^2.0.3",
     "open": "^7.0.4",
     "prettier": "^2.0.4",
@@ -220,13 +217,13 @@
     "rollup-plugin-string": "^3.0.0",
     "rollup-plugin-terser": "^5.3.0",
     "rollup-plugin-visualizer": "^4.0.4",
-    "serve": "^11.3.0",
+    "serve": "^11.3.2",
-    "sinon": "^7.3.1",
+    "sinon": "^11.0.0",
     "source-map-url": "^0.4.0",
     "systemjs": "^6.3.2",
-    "terser-webpack-plugin": "^5.1.1",
+    "terser-webpack-plugin": "^5.1.2",
     "ts-lit-plugin": "^1.2.1",
-    "ts-mocha": "^7.0.0",
+    "ts-mocha": "^8.0.0",
     "typescript": "^4.2.4",
     "vinyl-buffer": "^1.0.1",
     "vinyl-source-stream": "^2.0.0",
@@ -241,8 +238,8 @@
   "resolutions": {
     "@webcomponents/webcomponentsjs": "^2.2.10",
     "@polymer/polymer": "3.1.0",
-    "lit-html": "1.4.0",
+    "lit-html": "2.0.0-rc.3",
-    "lit-element": "2.5.0"
+    "lit-element": "3.0.0-rc.2"
   },
   "main": "src/home-assistant.js",
   "husky": {
@@ -250,17 +247,6 @@
       "pre-commit": "lint-staged"
     }
   },
-  "lint-staged": {
-    "linters": {
-      "*.{js,ts,json,css,md}": [
-        "prettier --write",
-        "git add"
-      ]
-    },
-    "ignore": [
-      "translations/**"
-    ]
-  },
   "prettier": {
     "trailingComma": "es5",
     "arrowParens": "always"