Update .devcontainer.json

.devcontainer.json

@@ -1,13 +1,20 @@
 {
   "name": "Home Assistant Frontend",
-  "build": {
-    "dockerfile": "Dockerfile",
-    "context": ".."
-  },
+  "image": "mcr.microsoft.com/devcontainers/python:0-3.10",
   "appPort": "8124:8123",
   "postCreateCommand": "script/bootstrap",
   "containerEnv": {
-    "WORKSPACE_DIRECTORY": "${containerWorkspaceFolder}"
+    "WORKSPACE_DIRECTORY": "${containerWorkspaceFolder}",
+    "DEVCONTAINER": "true"
+  },
+  "remoteUser": "vscode",
+  "remoteEnv": {
+    "PATH": "${containerEnv:PATH}:${containerWorkspaceFolder}/node_modules/.bin:/home/vscode/.local/bin"
+  },
+  "features": {
+    "ghcr.io/devcontainers/features/node:1": {
+      "version": "16"
+    }
   },
   "customizations": {
     "vscode": {

.devcontainer/Dockerfile

@@ -1,13 +0,0 @@
-# See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.148.1/containers/python-3/.devcontainer/base.Dockerfile
-FROM mcr.microsoft.com/vscode/devcontainers/python:0-3.10
-
-ENV \
-  DEBIAN_FRONTEND=noninteractive \
-  DEVCONTAINER=true \
-  PATH=$PATH:./node_modules/.bin
-
-# Install nvm
-COPY .nvmrc /tmp/.nvmrc
-RUN \
-  su vscode -c \
-    "source /usr/local/share/nvm/nvm.sh && nvm install $(cat /tmp/.nvmrc) 2>&1"

.eslintrc.json

@@ -5,7 +5,6 @@
     "plugin:@typescript-eslint/recommended",
     "plugin:wc/recommended",
     "plugin:lit/all",
-    "plugin:lit-a11y/recommended",
     "prettier"
   ],
   "parser": "@typescript-eslint/parser",
@@ -66,10 +65,7 @@
     "import/extensions": [
       "error",
       "ignorePackages",
-      {
-        "ts": "never",
-        "js": "never"
-      }
+      { "ts": "never", "js": "never" }
     ],
     "no-restricted-syntax": ["error", "LabeledStatement", "WithStatement"],
     "object-curly-newline": "off",
@@ -116,14 +112,7 @@
     ],
     "unused-imports/no-unused-imports": "error",
     "lit/attribute-value-entities": "off",
-    "lit/no-template-map": "off",
-    "lit/no-native-attributes": "warn",
-    "lit/no-this-assign-in-render": "warn",
-    "lit-a11y/click-events-have-key-events": ["off"],
-    "lit-a11y/no-autofocus": "off",
-    "lit-a11y/alt-text": "warn",
-    "lit-a11y/anchor-is-valid": "warn",
-    "lit-a11y/role-has-required-aria-attrs": "warn"
+    "lit/no-template-map": "off"
   },
   "plugins": ["disable", "unused-imports"],
   "processor": "disable/disable"

.github/dependabot.yml

@@ -6,3 +6,13 @@ updates:
       interval: weekly
       time: "06:00"
     open-pull-requests-limit: 10
+  - package-ecosystem: "npm"
+    directory: "/"
+    schedule:
+      interval: "daily"
+      time: "06:00"
+    open-pull-requests-limit: 5
+    ignore:
+      # Ignore rollup and plugins until everything else is updated
+      - dependency-name: "*rollup*"
+      - dependency-name: "@rollup/*"

.github/workflows/cast_deployment.yaml

@@ -33,7 +33,9 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install --immutable
+        run: yarn install
+        env:
+          CI: true
 
       - name: Build Cast
         run: ./node_modules/.bin/gulp build-cast
@@ -69,7 +71,9 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install --immutable
+        run: yarn install
+        env:
+          CI: true
 
       - name: Build Cast
         run: ./node_modules/.bin/gulp build-cast
@@ -83,4 +87,4 @@ jobs:
           args: deploy --dir=cast/dist --prod
         env:
           NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
-          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_CAST_SITE_ID }}
+          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_CAST_SITE_ID }}

.github/workflows/ci.yaml

@@ -15,13 +15,8 @@ env:
   NODE_OPTIONS: --max_old_space_size=6144
   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
-  cancel-in-progress: true
-
 jobs:
   lint:
-    name: Lint and check format
     runs-on: ubuntu-latest
     steps:
       - name: Check out files from GitHub
@@ -32,19 +27,20 @@ jobs:
           node-version: ${{ env.NODE_VERSION }}
           cache: yarn
       - name: Install dependencies
-        run: yarn install --immutable
-      - name: Check for duplicate dependencies
-        run: yarn dedupe --check
+        run: yarn install
+        env:
+          CI: true
       - name: Build resources
         run: ./node_modules/.bin/gulp gen-icons-json build-translations build-locale-data gather-gallery-pages
       - name: Run eslint
-        run: yarn run lint:eslint --quiet
+        run: yarn run lint:eslint
       - name: Run tsc
         run: yarn run lint:types
       - name: Run prettier
         run: yarn run lint:prettier
+      - name: Check for duplicate dependencies
+        run: yarn dedupe --check
   test:
-    name: Run tests
     runs-on: ubuntu-latest
     steps:
       - name: Check out files from GitHub
@@ -55,15 +51,16 @@ jobs:
           node-version: ${{ env.NODE_VERSION }}
           cache: yarn
       - name: Install dependencies
-        run: yarn install --immutable
+        run: yarn install
+        env:
+          CI: true
       - name: Build resources
         run: ./node_modules/.bin/gulp build-translations build-locale-data
       - name: Run Tests
         run: yarn run test
   build:
-    name: Build frontend
-    needs: [lint, test]
     runs-on: ubuntu-latest
+    needs: [lint, test]
     steps:
       - name: Check out files from GitHub
         uses: actions/checkout@v3.3.0
@@ -73,15 +70,16 @@ jobs:
           node-version: ${{ env.NODE_VERSION }}
           cache: yarn
       - name: Install dependencies
-        run: yarn install --immutable
+        run: yarn install
+        env:
+          CI: true
       - name: Build Application
         run: ./node_modules/.bin/gulp build-app
         env:
           IS_TEST: "true"
   supervisor:
-    name: Build supervisor
-    needs: [lint, test]
     runs-on: ubuntu-latest
+    needs: [lint, test]
     steps:
       - name: Check out files from GitHub
         uses: actions/checkout@v3.3.0
@@ -91,7 +89,9 @@ jobs:
           node-version: ${{ env.NODE_VERSION }}
           cache: yarn
       - name: Install dependencies
-        run: yarn install --immutable
+        run: yarn install
+        env:
+          CI: true
       - name: Build Application
         run: ./node_modules/.bin/gulp build-hassio
         env:

.github/workflows/demo_deployment.yaml

@@ -34,7 +34,9 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install --immutable
+        run: yarn install
+        env:
+          CI: true
 
       - name: Build Demo
         run: ./node_modules/.bin/gulp build-demo
@@ -70,7 +72,9 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install --immutable
+        run: yarn install
+        env:
+          CI: true
 
       - name: Build Demo
         run: ./node_modules/.bin/gulp build-demo
@@ -84,4 +88,4 @@ jobs:
           args: deploy --dir=demo/dist --prod
         env:
           NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
-          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_DEMO_SITE_ID }}
+          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_DEMO_SITE_ID }}

.github/workflows/design_deployment.yaml

@@ -26,7 +26,9 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install --immutable
+        run: yarn install
+        env:
+          CI: true
 
       - name: Build Gallery
         run: ./node_modules/.bin/gulp build-gallery

.github/workflows/design_preview.yaml

@@ -31,7 +31,9 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install --immutable
+        run: yarn install
+        env:
+          CI: true
 
       - name: Build Gallery
         run: ./node_modules/.bin/gulp build-gallery

.yarnrc.yml

@@ -1,5 +1,3 @@
-defaultSemverRangePrefix: ""
-
 nodeLinker: node-modules
 
 plugins:
@@ -8,4 +6,4 @@ plugins:
   - path: .yarn/plugins/@yarnpkg/plugin-interactive-tools.cjs
     spec: "@yarnpkg/plugin-interactive-tools"
 
-yarnPath: .yarn/releases/yarn-3.4.1.cjs
+yarnPath: .yarn/releases/yarn-3.3.1.cjs

build-scripts/bundle.js

@@ -53,25 +53,13 @@ module.exports.definedVars = ({ isProdBuild, latestBuild, defineOverlay }) => ({
   ...defineOverlay,
 });
 
-const htmlMinifierOptions = {
-  caseSensitive: true,
-  collapseWhitespace: true,
-  conservativeCollapse: true,
-  decodeEntities: true,
-  removeComments: true,
-  removeRedundantAttributes: true,
-  minifyCSS: {
-    level: 0,
-  },
-};
-
 module.exports.terserOptions = (latestBuild) => ({
   safari10: !latestBuild,
   ecma: latestBuild ? undefined : 5,
   output: { comments: false },
 });
 
-module.exports.babelOptions = ({ latestBuild, isProdBuild }) => ({
+module.exports.babelOptions = ({ latestBuild }) => ({
   babelrc: false,
   compact: false,
   presets: [
@@ -79,7 +67,7 @@ module.exports.babelOptions = ({ latestBuild, isProdBuild }) => ({
       "@babel/preset-env",
       {
         useBuiltIns: "entry",
-        corejs: { version: "3.29", proposals: true },
+        corejs: "3.15",
         bugfixes: true,
       },
     ],
@@ -105,30 +93,12 @@ module.exports.babelOptions = ({ latestBuild, isProdBuild }) => ({
     "@babel/plugin-syntax-import-meta",
     "@babel/plugin-syntax-dynamic-import",
     "@babel/plugin-syntax-top-level-await",
-    // Support  various proposals
     "@babel/plugin-proposal-optional-chaining",
     "@babel/plugin-proposal-nullish-coalescing-operator",
     ["@babel/plugin-proposal-decorators", { decoratorsBeforeExport: true }],
     ["@babel/plugin-proposal-private-methods", { loose: true }],
     ["@babel/plugin-proposal-private-property-in-object", { loose: true }],
     ["@babel/plugin-proposal-class-properties", { loose: true }],
-    // Minify template literals for production
-    isProdBuild && [
-      "template-html-minifier",
-      {
-        modules: {
-          lit: [
-            "html",
-            { name: "svg", encapsulation: "svg" },
-            { name: "css", encapsulation: "style" },
-          ],
-          "@polymer/polymer/lib/utils/html-tag": ["html"],
-        },
-        strictCSS: true,
-        htmlMinifier: htmlMinifierOptions,
-        failOnError: true, // we can turn this off in case of false positives
-      },
-    ],
   ].filter(Boolean),
   exclude: [
     // \\ for Windows, / for Mac OS and Linux

build-scripts/rollup.js

@@ -43,14 +43,7 @@ const createRollupConfig = ({
     preserveEntrySignatures: false,
     plugins: [
       ignore({
-        files: bundle
-          .emptyPackages({ latestBuild })
-          // TEMP HACK: Makes Rollup build work again
-          .concat(
-            require.resolve(
-              "@webcomponents/scoped-custom-element-registry/scoped-custom-element-registry.min"
-            )
-          ),
+        files: bundle.emptyPackages({ latestBuild }),
       }),
       resolve({
         extensions,
@@ -61,7 +54,7 @@ const createRollupConfig = ({
       commonjs(),
       json(),
       babel({
-        ...bundle.babelOptions({ latestBuild, isProdBuild }),
+        ...bundle.babelOptions({ latestBuild }),
         extensions,
         babelHelpers: isWDS ? "inline" : "bundled",
       }),

build-scripts/webpack.js

@@ -51,7 +51,7 @@ const createWebpackConfig = ({
           use: {
             loader: "babel-loader",
             options: {
-              ...bundle.babelOptions({ latestBuild, isProdBuild }),
+              ...bundle.babelOptions({ latestBuild }),
               cacheDirectory: !isProdBuild,
               cacheCompression: false,
             },

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

@@ -181,7 +181,7 @@ class HcCast extends LitElement {
   private async _handlePickView(ev: Event) {
     const path = (ev.currentTarget as any).getAttribute("data-path");
     await ensureConnectedCastSession(this.castManager!, this.auth!);
-    castSendShowLovelaceView(this.castManager, this.auth.data.hassUrl, path);
+    castSendShowLovelaceView(this.castManager, path, this.auth.data.hassUrl);
   }
 
   private async _handleLogout() {

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

@@ -1,4 +1,4 @@
-import { html, nothing } from "lit";
+import { html, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { mockHistory } from "../../../../demo/src/stubs/history";
 import { LovelaceConfig } from "../../../../src/data/lovelace";
@@ -18,9 +18,9 @@ class HcDemo extends HassElement {
 
   @state() private _lovelaceConfig?: LovelaceConfig;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._lovelaceConfig) {
-      return nothing;
+      return html``;
     }
     return html`
       <hc-lovelace

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

@@ -252,22 +252,6 @@ export class HcMain extends HassElement {
       msg.urlPath = null;
     }
     this._lovelacePath = msg.viewPath;
-    if (msg.urlPath === "energy") {
-      this._lovelaceConfig = {
-        views: [
-          {
-            strategy: {
-              type: "energy",
-              options: { show_date_selection: true },
-            },
-          },
-        ],
-      };
-      this._urlPath = "energy";
-      this._lovelacePath = 0;
-      this._sendStatus();
-      return;
-    }
     if (!this._unsubLovelace || this._urlPath !== msg.urlPath) {
       this._urlPath = msg.urlPath;
       this._lovelaceConfig = undefined;

demo/script/size_stats

@@ -6,9 +6,6 @@ set -e
 
 cd "$(dirname "$0")/.."
 
-export STATS=1
-statsfile="compilation-stats-demo.json"
-
-./node_modules/.bin/webpack-cli --profile --node-env=production --json=$statsfile
-npx webpack-bundle-analyzer $statsfile dist/frontend_latest
-rm -f $statsfile
+STATS=1 NODE_ENV=production ../node_modules/.bin/webpack --profile --json > compilation-stats.json
+npx webpack-bundle-analyzer compilation-stats.json dist/frontend_latest
+rm compilation-stats.json

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

@@ -1,5 +1,5 @@
 import { mdiTelevision } from "@mdi/js";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, state } from "lit/decorators";
 import { CastManager } from "../../../src/cast/cast_manager";
 import { castSendShowDemo } from "../../../src/cast/receiver_messages";
@@ -20,12 +20,12 @@ class CastDemoRow extends LitElement implements LovelaceRow {
     // No config possible.
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (
       !this._castManager ||
       this._castManager.castState === "NO_DEVICES_AVAILABLE"
     ) {
-      return nothing;
+      return html``;
     }
     return html`
       <ha-svg-icon .path=${mdiTelevision}></ha-svg-icon>

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

@@ -1,6 +1,6 @@
 import "@material/mwc-button";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
-import { customElement, property, state } from "lit/decorators";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
+import { property, state } from "lit/decorators";
 import { until } from "lit/directives/until";
 import "../../../src/components/ha-card";
 import "../../../src/components/ha-circular-progress";
@@ -14,7 +14,6 @@ import {
   setDemoConfig,
 } from "../configs/demo-configs";
 
-@customElement("ha-demo-card")
 export class HADemoCard extends LitElement implements LovelaceCard {
   @property({ attribute: false }) public lovelace?: Lovelace;
 
@@ -30,9 +29,9 @@ export class HADemoCard extends LitElement implements LovelaceCard {
 
   public setConfig(_config: LovelaceCardConfig) {}
 
-  protected render() {
+  protected render(): TemplateResult {
     if (this._hidden) {
-      return nothing;
+      return html``;
     }
     return html`
       <ha-card>
@@ -155,3 +154,5 @@ declare global {
     "ha-demo-card": HADemoCard;
   }
 }
+
+customElements.define("ha-demo-card", HADemoCard);

demo/src/ha-demo.ts

@@ -1,6 +1,4 @@
 // Compat needs to be first import
-import "../../src/resources/compatibility";
-import { customElement } from "lit/decorators";
 import { isNavigationClick } from "../../src/common/dom/is-navigation-click";
 import { navigate } from "../../src/common/navigate";
 import {
@@ -8,6 +6,7 @@ import {
   provideHass,
 } from "../../src/fake_data/provide_hass";
 import { HomeAssistantAppEl } from "../../src/layouts/home-assistant";
+import "../../src/resources/compatibility";
 import { HomeAssistant } from "../../src/types";
 import { selectedDemoConfig } from "./configs/demo-configs";
 import { mockAuth } from "./stubs/auth";
@@ -27,8 +26,7 @@ import { mockSystemLog } from "./stubs/system_log";
 import { mockTemplate } from "./stubs/template";
 import { mockTranslations } from "./stubs/translations";
 
-@customElement("ha-demo")
-export class HaDemo extends HomeAssistantAppEl {
+class HaDemo extends HomeAssistantAppEl {
   protected async _initializeHass() {
     const initial: Partial<MockHomeAssistant> = {
       panelUrl: (this as any)._panelUrl,
@@ -73,7 +71,6 @@ export class HaDemo extends HomeAssistantAppEl {
         entity_category: null,
         has_entity_name: false,
         unique_id: "co2_intensity",
-        options: null,
       },
       {
         config_entry_id: "co2signal",
@@ -89,7 +86,6 @@ export class HaDemo extends HomeAssistantAppEl {
         entity_category: null,
         has_entity_name: false,
         unique_id: "grid_fossil_fuel_percentage",
-        options: null,
       },
     ]);
 
@@ -125,6 +121,8 @@ export class HaDemo extends HomeAssistantAppEl {
   }
 }
 
+customElements.define("ha-demo", HaDemo);
+
 declare global {
   interface HTMLElementTagNameMap {
     "ha-demo": HaDemo;

demo/src/stubs/history.ts

@@ -66,7 +66,7 @@ const incrementalUnits = ["clients", "queries", "ads"];
 
 export const mockHistory = (mockHass: MockHomeAssistant) => {
   mockHass.mockAPI(
-    /history\/period\/.+/,
+    new RegExp("history/period/.+"),
     (hass, _method, path, _parameters) => {
       const params = parseQuery<HistoryQueryParams>(path.split("?")[1]);
       const entities = params.filter_entity_id.split(",");

demo/src/stubs/recorder.ts

@@ -15,7 +15,6 @@ import { MockHomeAssistant } from "../../../src/fake_data/provide_hass";
 const generateMeanStatistics = (
   start: Date,
   end: Date,
-  // eslint-disable-next-line @typescript-eslint/default-param-last
   period: "5minute" | "hour" | "day" | "month" = "hour",
   initValue: number,
   maxDiff: number
@@ -52,7 +51,6 @@ const generateMeanStatistics = (
 const generateSumStatistics = (
   start: Date,
   end: Date,
-  // eslint-disable-next-line @typescript-eslint/default-param-last
   period: "5minute" | "hour" | "day" | "month" = "hour",
   initValue: number,
   maxDiff: number
@@ -88,7 +86,6 @@ const generateSumStatistics = (
 const generateCurvedStatistics = (
   start: Date,
   end: Date,
-  // eslint-disable-next-line @typescript-eslint/default-param-last
   _period: "5minute" | "hour" | "day" | "month" = "hour",
   initValue: number,
   maxDiff: number,

gallery/src/components/page-description.ts

@@ -1,4 +1,4 @@
-import { css, html, nothing } from "lit";
+import { html, css } from "lit";
 import { customElement, property } from "lit/decorators";
 import { until } from "lit/directives/until";
 import { HaMarkdown } from "../../../src/components/ha-markdown";
@@ -10,7 +10,7 @@ class PageDescription extends HaMarkdown {
 
   render() {
     if (!PAGES[this.page].description) {
-      return nothing;
+      return html``;
     }
 
     return html`

gallery/src/pages/automation/describe-action.ts

@@ -1,5 +1,5 @@
 import { dump } from "js-yaml";
-import { css, html, LitElement, nothing } from "lit";
+import { html, css, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import "../../../../src/components/ha-card";
 import "../../../../src/components/ha-yaml-editor";
@@ -127,16 +127,16 @@ export class DemoAutomationDescribeAction extends LitElement {
 
   @state() _action = initialAction;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
     return html`
       <ha-card header="Actions">
         <div class="action">
           <span>
             ${this._action
-              ? describeAction(this.hass, [], this._action)
+              ? describeAction(this.hass, this._action)
               : "<invalid YAML>"}
           </span>
           <ha-yaml-editor
@@ -149,7 +149,7 @@ export class DemoAutomationDescribeAction extends LitElement {
         ${ACTIONS.map(
           (conf) => html`
             <div class="action">
-              <span>${describeAction(this.hass, [], conf as any)}</span>
+              <span>${describeAction(this.hass, conf as any)}</span>
               <pre>${dump(conf)}</pre>
             </div>
           `

gallery/src/pages/automation/describe-condition.ts

@@ -1,5 +1,5 @@
 import { dump } from "js-yaml";
-import { css, html, LitElement, nothing } from "lit";
+import { css, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import "../../../../src/components/ha-card";
 import "../../../../src/components/ha-yaml-editor";
@@ -53,9 +53,9 @@ export class DemoAutomationDescribeCondition extends LitElement {
 
   @state() _condition = initialCondition;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     return html`

gallery/src/pages/automation/describe-trigger.ts

@@ -1,5 +1,5 @@
 import { dump } from "js-yaml";
-import { css, html, LitElement, nothing } from "lit";
+import { css, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import "../../../../src/components/ha-card";
 import "../../../../src/components/ha-yaml-editor";
@@ -64,9 +64,9 @@ export class DemoAutomationDescribeTrigger extends LitElement {
 
   @state() _trigger = initialTrigger;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     return html`

gallery/src/pages/automation/trace-timeline.ts

@@ -1,6 +1,5 @@
 /* eslint-disable lit/no-template-arrow */
-
-import { css, html, LitElement, nothing } from "lit";
+import { html, css, LitElement, TemplateResult } from "lit";
 import { customElement, property } from "lit/decorators";
 import "../../../../src/components/ha-card";
 import "../../../../src/components/trace/hat-script-graph";
@@ -30,9 +29,9 @@ const traces: DemoTrace[] = [
 export class DemoAutomationTraceTimeline extends LitElement {
   @property({ attribute: false }) hass?: HomeAssistant;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
     return html`
       ${traces.map(

gallery/src/pages/automation/trace.ts

@@ -1,15 +1,14 @@
 /* eslint-disable lit/no-template-arrow */
-
-import { css, html, LitElement, nothing } from "lit";
-import { customElement, property, state } from "lit/decorators";
+import { html, css, LitElement, TemplateResult } from "lit";
 import "../../../../src/components/ha-card";
 import "../../../../src/components/trace/hat-script-graph";
 import "../../../../src/components/trace/hat-trace-timeline";
+import { customElement, property, state } from "lit/decorators";
 import { provideHass } from "../../../../src/fake_data/provide_hass";
 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 { DemoTrace } from "../../data/traces/types";
 
 const traces: DemoTrace[] = [basicTrace, motionLightTrace];
 
@@ -19,9 +18,9 @@ export class DemoAutomationTrace extends LitElement {
 
   @state() private _selected = {};
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
     return html`
       ${traces.map(

gallery/src/pages/components/ha-alert.markdown

@@ -156,6 +156,18 @@ The `title ` option should not be used without a description.
 
 *Documentation coming soon*
 
+**Right to left**
+
+<ha-alert alert-type="success" rtl>
+  This is an info alert — check it out!
+</ha-alert>
+
+```html
+<ha-alert alert-type="success" rtl>
+  This is an info alert — check it out!
+</ha-alert>
+```
+
 ### API
 **Properties/Attributes**
 

gallery/src/pages/components/ha-bar-slider.markdown

@@ -0,0 +1,3 @@
+---
+title: Bar Slider
+---

gallery/src/pages/components/ha-bar-slider.ts

@@ -2,7 +2,7 @@ import { css, html, LitElement, TemplateResult } from "lit";
 import { customElement, state } from "lit/decorators";
 import { ifDefined } from "lit/directives/if-defined";
 import { repeat } from "lit/directives/repeat";
-import "../../../../src/components/ha-control-slider";
+import "../../../../src/components/ha-bar-slider";
 import "../../../../src/components/ha-card";
 
 const sliders: {
@@ -46,7 +46,7 @@ const sliders: {
   },
 ];
 
-@customElement("demo-components-ha-control-slider")
+@customElement("demo-components-ha-bar-slider")
 export class DemoHaBarSlider extends LitElement {
   @state() private value = 50;
 
@@ -86,7 +86,7 @@ export class DemoHaBarSlider extends LitElement {
             <div class="card-content">
               <label id=${id}>${label}</label>
               <pre>Config: ${JSON.stringify(config)}</pre>
-              <ha-control-slider
+              <ha-bar-slider
                 .value=${this.value}
                 .mode=${config.mode}
                 class=${ifDefined(config.class)}
@@ -94,7 +94,7 @@ export class DemoHaBarSlider extends LitElement {
                 @slider-moved=${this.handleSliderMoved}
                 aria-labelledby=${id}
               >
-              </ha-control-slider>
+              </ha-bar-slider>
             </div>
           </ha-card>
         `;
@@ -106,7 +106,7 @@ export class DemoHaBarSlider extends LitElement {
             ${repeat(sliders, (slider) => {
               const { id, label, ...config } = slider;
               return html`
-                <ha-control-slider
+                <ha-bar-slider
                   .value=${this.value}
                   .mode=${config.mode}
                   vertical
@@ -115,7 +115,7 @@ export class DemoHaBarSlider extends LitElement {
                   @slider-moved=${this.handleSliderMoved}
                   aria-label=${label}
                 >
-                </ha-control-slider>
+                </ha-bar-slider>
               `;
             })}
           </div>
@@ -141,11 +141,11 @@ export class DemoHaBarSlider extends LitElement {
         font-weight: 600;
       }
       .custom {
-        --control-slider-color: #ffcf4c;
-        --control-slider-background: #ffcf4c;
-        --control-slider-background-opacity: 0.2;
-        --control-slider-thickness: 100px;
-        --control-slider-border-radius: 24px;
+        --slider-bar-color: #ffcf4c;
+        --slider-bar-background: #ffcf4c;
+        --slider-bar-background-opacity: 0.2;
+        --slider-bar-thickness: 100px;
+        --slider-bar-border-radius: 24px;
       }
       .vertical-sliders {
         height: 300px;
@@ -165,6 +165,6 @@ export class DemoHaBarSlider extends LitElement {
 
 declare global {
   interface HTMLElementTagNameMap {
-    "demo-components-ha-control-slider": DemoHaBarSlider;
+    "demo-components-ha-bar-slider": DemoHaBarSlider;
   }
 }

gallery/src/pages/components/ha-bar-switch.markdown

@@ -0,0 +1,3 @@
+---
+title: Bar Switch
+---

gallery/src/pages/components/ha-bar-switch.ts

@@ -8,7 +8,7 @@ import { css, html, LitElement, TemplateResult } from "lit";
 import { customElement, state } from "lit/decorators";
 import { ifDefined } from "lit/directives/if-defined";
 import { repeat } from "lit/directives/repeat";
-import "../../../../src/components/ha-control-switch";
+import "../../../../src/components/ha-bar-switch";
 import "../../../../src/components/ha-card";
 
 const switches: {
@@ -39,8 +39,8 @@ const switches: {
   },
 ];
 
-@customElement("demo-components-ha-control-switch")
-export class DemoHaControlSwitch extends LitElement {
+@customElement("demo-components-ha-bar-switch")
+export class DemoHaBarSwitch extends LitElement {
   @state() private checked = false;
 
   handleValueChanged(e: any) {
@@ -56,7 +56,7 @@ export class DemoHaControlSwitch extends LitElement {
             <div class="card-content">
               <label id=${id}>${label}</label>
               <pre>Config: ${JSON.stringify(config)}</pre>
-              <ha-control-switch
+              <ha-bar-switch
                 .checked=${this.checked}
                 class=${ifDefined(config.class)}
                 @change=${this.handleValueChanged}
@@ -66,7 +66,7 @@ export class DemoHaControlSwitch extends LitElement {
                 disabled=${ifDefined(config.disabled)}
                 reversed=${ifDefined(config.reversed)}
               >
-              </ha-control-switch>
+              </ha-bar-switch>
             </div>
           </ha-card>
         `;
@@ -78,7 +78,7 @@ export class DemoHaControlSwitch extends LitElement {
             ${repeat(switches, (sw) => {
               const { id, label, ...config } = sw;
               return html`
-                <ha-control-switch
+                <ha-bar-switch
                   .checked=${this.checked}
                   vertical
                   class=${ifDefined(config.class)}
@@ -89,7 +89,7 @@ export class DemoHaControlSwitch extends LitElement {
                   disabled=${ifDefined(config.disabled)}
                   reversed=${ifDefined(config.reversed)}
                 >
-                </ha-control-switch>
+                </ha-bar-switch>
               `;
             })}
           </div>
@@ -115,11 +115,11 @@ export class DemoHaControlSwitch extends LitElement {
         font-weight: 600;
       }
       .custom {
-        --control-switch-on-color: var(--green-color);
-        --control-switch-off-color: var(--red-color);
-        --control-switch-thickness: 100px;
-        --control-switch-border-radius: 24px;
-        --control-switch-padding: 6px;
+        --switch-bar-on-color: var(--green-color);
+        --switch-bar-off-color: var(--red-color);
+        --switch-bar-thickness: 100px;
+        --switch-bar-border-radius: 24px;
+        --switch-bar-padding: 6px;
         --mdc-icon-size: 24px;
       }
       .vertical-switches {
@@ -140,6 +140,6 @@ export class DemoHaControlSwitch extends LitElement {
 
 declare global {
   interface HTMLElementTagNameMap {
-    "demo-components-ha-control-switch": DemoHaControlSwitch;
+    "demo-components-ha-bar-switch": DemoHaBarSwitch;
   }
 }

gallery/src/pages/components/ha-control-button.markdown

@@ -1,3 +0,0 @@
----
-title: Control Button
----

gallery/src/pages/components/ha-control-button.ts

@@ -1,192 +0,0 @@
-import {
-  mdiFanSpeed1,
-  mdiFanSpeed2,
-  mdiFanSpeed3,
-  mdiLightbulb,
-} from "@mdi/js";
-import { css, html, LitElement, TemplateResult } from "lit";
-import { customElement } from "lit/decorators";
-import { ifDefined } from "lit/directives/if-defined";
-import { repeat } from "lit/directives/repeat";
-import "../../../../src/components/ha-control-button";
-import "../../../../src/components/ha-card";
-import "../../../../src/components/ha-svg-icon";
-import "../../../../src/components/ha-control-button-group";
-
-type Button = {
-  label: string;
-  icon?: string;
-  class?: string;
-  disabled?: boolean;
-};
-
-const buttons: Button[] = [
-  {
-    label: "Button",
-  },
-  {
-    label: "Button and custom style",
-    class: "custom",
-  },
-  {
-    label: "Disabled Button",
-    disabled: true,
-  },
-];
-
-type ButtonGroup = {
-  vertical?: boolean;
-  class?: string;
-};
-
-const buttonGroups: ButtonGroup[] = [
-  {},
-  {
-    class: "custom-group",
-  },
-];
-
-@customElement("demo-components-ha-control-button")
-export class DemoHaBarButton extends LitElement {
-  protected render(): TemplateResult {
-    return html`
-      <ha-card>
-        ${repeat(
-          buttons,
-          (btn) => html`
-            <div class="card-content">
-              <pre>Config: ${JSON.stringify(btn)}</pre>
-              <ha-control-button
-                class=${ifDefined(btn.class)}
-                label=${ifDefined(btn.label)}
-                disabled=${ifDefined(btn.disabled)}
-              >
-                <ha-svg-icon .path=${btn.icon || mdiLightbulb}></ha-svg-icon>
-              </ha-control-button>
-            </div>
-          `
-        )}
-      </ha-card>
-
-      <ha-card>
-        ${repeat(
-          buttonGroups,
-          (group) => html`
-            <div class="card-content">
-              <pre>Config: ${JSON.stringify(group)}</pre>
-              <ha-control-button-group class=${ifDefined(group.class)}>
-                <ha-control-button>
-                  <ha-svg-icon
-                    .path=${mdiFanSpeed1}
-                    label="Speed 1"
-                  ></ha-svg-icon>
-                </ha-control-button>
-                <ha-control-button>
-                  <ha-svg-icon
-                    .path=${mdiFanSpeed2}
-                    label="Speed 2"
-                  ></ha-svg-icon>
-                </ha-control-button>
-                <ha-control-button>
-                  <ha-svg-icon
-                    .path=${mdiFanSpeed3}
-                    label="Speed 3"
-                  ></ha-svg-icon>
-                </ha-control-button>
-              </ha-control-button-group>
-            </div>
-          `
-        )}
-      </ha-card>
-      <ha-card>
-        <div class="card-content">
-          <p class="title"><b>Vertical</b></p>
-          <div class="vertical-buttons">
-            ${repeat(
-              buttonGroups,
-              (group) => html`
-                <ha-control-button-group
-                  vertical
-                  class=${ifDefined(group.class)}
-                >
-                  <ha-control-button>
-                    <ha-svg-icon
-                      .path=${mdiFanSpeed1}
-                      label="Speed 1"
-                    ></ha-svg-icon>
-                  </ha-control-button>
-                  <ha-control-button>
-                    <ha-svg-icon
-                      .path=${mdiFanSpeed2}
-                      label="Speed 2"
-                    ></ha-svg-icon>
-                  </ha-control-button>
-                  <ha-control-button>
-                    <ha-svg-icon
-                      .path=${mdiFanSpeed3}
-                      label="Speed 3"
-                    ></ha-svg-icon>
-                  </ha-control-button>
-                </ha-control-button-group>
-              `
-            )}
-          </div>
-        </div>
-      </ha-card>
-    `;
-  }
-
-  static get styles() {
-    return css`
-      ha-card {
-        max-width: 600px;
-        margin: 24px auto;
-      }
-      pre {
-        margin-top: 0;
-        margin-bottom: 8px;
-      }
-      p {
-        margin: 0;
-      }
-      label {
-        font-weight: 600;
-      }
-      .custom {
-        --control-button-icon-color: var(--primary-color);
-        --control-button-background-color: var(--primary-color);
-        --control-button-background-opacity: 0.2;
-        --control-button-border-radius: 18px;
-        height: 100px;
-        width: 100px;
-      }
-      .custom-group {
-        --control-button-group-thickness: 100px;
-        --control-button-group-border-radius: 18px;
-        --control-button-group-spacing: 20px;
-      }
-      .custom-group ha-control-button {
-        --control-button-border-radius: 18px;
-        --mdc-icon-size: 32px;
-      }
-      .vertical-buttons {
-        height: 300px;
-        display: flex;
-        flex-direction: row;
-        justify-content: space-between;
-      }
-      p.title {
-        margin-bottom: 12px;
-      }
-      .vertical-switches > *:not(:last-child) {
-        margin-right: 4px;
-      }
-    `;
-  }
-}
-
-declare global {
-  interface HTMLElementTagNameMap {
-    "demo-components-ha-control-button": DemoHaBarButton;
-  }
-}

gallery/src/pages/components/ha-control-slider.markdown

@@ -1,3 +0,0 @@
----
-title: Control Slider
----

gallery/src/pages/components/ha-control-switch.markdown

@@ -1,3 +0,0 @@
----
-title: Control Switch
----

gallery/src/pages/components/ha-tip.ts

@@ -3,7 +3,6 @@ import { customElement } from "lit/decorators";
 import "../../../../src/components/ha-tip";
 import "../../../../src/components/ha-card";
 import { applyThemesOnElement } from "../../../../src/common/dom/apply_themes_on_element";
-import { provideHass } from "../../../../src/fake_data/provide_hass";
 
 const tips: (string | TemplateResult)[] = [
   "Test tip",
@@ -19,11 +18,7 @@ export class DemoHaTip extends LitElement {
         <div class=${mode}>
           <ha-card header="ha-tip ${mode} demo">
             <div class="card-content">
-              ${tips.map(
-                (tip) => html`<ha-tip .hass=${provideHass(this)}
-                  >${tip}</ha-tip
-                >`
-              )}
+              ${tips.map((tip) => html`<ha-tip>${tip}</ha-tip>`)}
             </div>
           </ha-card>
         </div>

gallery/src/pages/lovelace/tile-card.markdown

@@ -1,3 +0,0 @@
----
-title: Tile Card
----

gallery/src/pages/lovelace/tile-card.ts

@@ -1,173 +0,0 @@
-import { html, LitElement, PropertyValues, TemplateResult } from "lit";
-import { customElement, query } from "lit/decorators";
-import { CoverEntityFeature } from "../../../../src/data/cover";
-import { LightColorMode } from "../../../../src/data/light";
-import { VacuumEntityFeature } from "../../../../src/data/vacuum";
-import { getEntity } from "../../../../src/fake_data/entity";
-import { provideHass } from "../../../../src/fake_data/provide_hass";
-import "../../components/demo-cards";
-
-const ENTITIES = [
-  getEntity("switch", "tv_outlet", "on", {
-    friendly_name: "TV outlet",
-    device_class: "outlet",
-  }),
-  getEntity("light", "bed_light", "on", {
-    friendly_name: "Bed Light",
-    supported_color_modes: [LightColorMode.HS],
-  }),
-  getEntity("light", "unavailable", "unavailable", {
-    friendly_name: "Unavailable entity",
-  }),
-  getEntity("climate", "thermostat", "heat", {
-    current_temperature: 73,
-    min_temp: 45,
-    max_temp: 95,
-    temperature: 80,
-    hvac_modes: ["heat", "cool", "auto", "off"],
-    friendly_name: "Thermostat",
-    hvac_action: "heating",
-  }),
-  getEntity("person", "paulus", "home", {
-    friendly_name: "Paulus",
-  }),
-  getEntity("vacuum", "first_floor_vacuum", "docked", {
-    friendly_name: "First floor vacuum",
-    supported_features:
-      VacuumEntityFeature.START +
-      VacuumEntityFeature.STOP +
-      VacuumEntityFeature.RETURN_HOME,
-  }),
-  getEntity("cover", "kitchen_shutter", "open", {
-    friendly_name: "Kitchen shutter",
-    device_class: "shutter",
-    supported_features:
-      CoverEntityFeature.CLOSE +
-      CoverEntityFeature.OPEN +
-      CoverEntityFeature.STOP,
-  }),
-  getEntity("cover", "pergola_roof", "open", {
-    friendly_name: "Pergola Roof",
-    supported_features:
-      CoverEntityFeature.CLOSE_TILT +
-      CoverEntityFeature.OPEN_TILT +
-      CoverEntityFeature.STOP_TILT,
-  }),
-];
-
-const CONFIGS = [
-  {
-    heading: "Basic example",
-    config: `
-- type: tile
-  entity: switch.tv_outlet
-    `,
-  },
-  {
-    heading: "Vertical example",
-    config: `
-- type: tile
-  entity: switch.tv_outlet
-  vertical: true
-    `,
-  },
-  {
-    heading: "Custom color",
-    config: `
-- type: tile
-  entity: switch.tv_outlet
-  color: pink
-    `,
-  },
-  {
-    heading: "Unknown entity",
-    config: `
-- type: tile
-  entity: light.unknown
-    `,
-  },
-  {
-    heading: "Unavailable entity",
-    config: `
-- type: tile
-  entity: light.unavailable
-    `,
-  },
-  {
-    heading: "Climate",
-    config: `
-- type: tile
-  entity: climate.thermostat
-    `,
-  },
-  {
-    heading: "Person",
-    config: `
-- type: tile
-  entity: person.paulus
-    `,
-  },
-  {
-    heading: "Light brightness feature",
-    config: `
-- type: tile
-  entity: light.bed_light
-  features:
-    - type: "light-brightness"
-    `,
-  },
-  {
-    heading: "Vacuum commands feature",
-    config: `
-- type: tile
-  entity: vacuum.first_floor_vacuum
-  features:
-    - type: "vacuum-commands"
-      commands:
-        - start_pause
-        - stop
-        - return_home
-    `,
-  },
-  {
-    heading: "Cover open close feature",
-    config: `
-- type: tile
-  entity: cover.kitchen_shutter
-  features:
-    - type: "cover-open-close"
-    `,
-  },
-  {
-    heading: "Cover tilt feature",
-    config: `
-- type: tile
-  entity: cover.pergola_roof
-  features:
-  - type: "cover-tilt"
-    `,
-  },
-];
-
-@customElement("demo-lovelace-tile-card")
-class DemoTile extends LitElement {
-  @query("#demos") private _demoRoot!: HTMLElement;
-
-  protected render(): TemplateResult {
-    return html`<demo-cards id="demos" .configs=${CONFIGS}></demo-cards>`;
-  }
-
-  protected firstUpdated(changedProperties: PropertyValues) {
-    super.firstUpdated(changedProperties);
-    const hass = provideHass(this._demoRoot);
-    hass.updateTranslations(null, "en");
-    hass.updateTranslations("lovelace", "en");
-    hass.addEntities(ENTITIES);
-  }
-}
-
-declare global {
-  interface HTMLElementTagNameMap {
-    "demo-lovelace-tile-card": DemoTile;
-  }
-}

gallery/src/pages/misc/entity-state.ts

@@ -2,7 +2,7 @@ import {
   HassEntity,
   HassEntityAttributeBase,
 } from "home-assistant-js-websocket";
-import { css, html, LitElement, nothing } from "lit";
+import { css, html, LitElement, TemplateResult } from "lit";
 import { customElement, property } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { computeDomain } from "../../../../src/common/entity/compute_domain";
@@ -387,9 +387,9 @@ export class DemoEntityState extends LitElement {
     hass.updateTranslations("config", "en");
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     return html`

gallery/src/pages/misc/integration-card.ts

@@ -1,22 +1,22 @@
-import { css, html, LitElement, nothing } from "lit";
+import { html, css, LitElement, TemplateResult } from "lit";
 import "../../../../src/components/ha-formfield";
 import "../../../../src/components/ha-switch";
 
-import { customElement, property, state } from "lit/decorators";
 import { classMap } from "lit/directives/class-map";
+import { customElement, property, state } from "lit/decorators";
 import { IntegrationManifest } from "../../../../src/data/integration";
 
-import { DeviceRegistryEntry } from "../../../../src/data/device_registry";
-import { EntityRegistryEntry } from "../../../../src/data/entity_registry";
 import { provideHass } from "../../../../src/fake_data/provide_hass";
+import { HomeAssistant } from "../../../../src/types";
+import "../../../../src/panels/config/integrations/ha-integration-card";
+import "../../../../src/panels/config/integrations/ha-ignored-config-entry-card";
 import "../../../../src/panels/config/integrations/ha-config-flow-card";
 import type {
   ConfigEntryExtended,
   DataEntryFlowProgressExtended,
 } from "../../../../src/panels/config/integrations/ha-config-integrations";
-import "../../../../src/panels/config/integrations/ha-ignored-config-entry-card";
-import "../../../../src/panels/config/integrations/ha-integration-card";
-import { HomeAssistant } from "../../../../src/types";
+import { DeviceRegistryEntry } from "../../../../src/data/device_registry";
+import { EntityRegistryEntry } from "../../../../src/data/entity_registry";
 
 const createConfigEntry = (
   title: string,
@@ -197,7 +197,6 @@ const createEntityRegistryEntries = (
     platform: "updater",
     has_entity_name: false,
     unique_id: "updater",
-    options: null,
   },
 ];
 
@@ -231,9 +230,9 @@ export class DemoIntegrationCard extends LitElement {
 
   @state() isCloud = false;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
     return html`
       <div class="container">

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

@@ -1,6 +1,6 @@
 import { mdiArrowUpBoldCircle, mdiPuzzle } from "@mdi/js";
 import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
-import { customElement, property } from "lit/decorators";
+import { property } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { atLeastVersion } from "../../../src/common/config/version";
 import { navigate } from "../../../src/common/navigate";
@@ -14,8 +14,7 @@ import "../components/hassio-card-content";
 import { filterAndSort } from "../components/hassio-filter-addons";
 import { hassioStyle } from "../resources/hassio-style";
 
-@customElement("hassio-addon-repository")
-export class HassioAddonRepositoryEl extends LitElement {
+class HassioAddonRepositoryEl extends LitElement {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
   @property({ attribute: false }) public supervisor!: Supervisor;
@@ -141,3 +140,5 @@ export class HassioAddonRepositoryEl extends LitElement {
     ];
   }
 }
+
+customElements.define("hassio-addon-repository", HassioAddonRepositoryEl);

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

@@ -6,11 +6,10 @@ import {
   CSSResultGroup,
   html,
   LitElement,
-  nothing,
   PropertyValues,
   TemplateResult,
 } from "lit";
-import { customElement, property, state } from "lit/decorators";
+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";
@@ -50,8 +49,7 @@ const sortRepos = (a: HassioAddonRepository, b: HassioAddonRepository) => {
   return a.name.toUpperCase() < b.name.toUpperCase() ? -1 : 1;
 };
 
-@customElement("hassio-addon-store")
-export class HassioAddonStore extends LitElement {
+class HassioAddonStore extends LitElement {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
   @property({ attribute: false }) public supervisor!: Supervisor;
@@ -74,8 +72,8 @@ export class HassioAddonStore extends LitElement {
     }
   }
 
-  protected render() {
-    let repos: (TemplateResult | typeof nothing)[] = [];
+  protected render(): TemplateResult {
+    let repos: TemplateResult[] = [];
 
     if (this.supervisor.store.repositories) {
       repos = this.addonRepositories(
@@ -174,7 +172,7 @@ export class HassioAddonStore extends LitElement {
                 .supervisor=${this.supervisor}
               ></hassio-addon-repository>
             `
-          : nothing;
+          : html``;
       })
   );
 
@@ -252,3 +250,5 @@ export class HassioAddonStore extends LitElement {
     `;
   }
 }
+
+customElements.define("hassio-addon-store", HassioAddonStore);

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

@@ -4,7 +4,7 @@ import {
   html,
   LitElement,
   PropertyValues,
-  nothing,
+  TemplateResult,
 } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import memoizeOne from "memoize-one";
@@ -47,9 +47,9 @@ class HassioAddonNetwork extends LitElement {
     this._setNetworkConfig();
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._config) {
-      return nothing;
+      return html``;
     }
 
     const hasHiddenOptions = Object.keys(this._config).find(

hassio/src/backups/hassio-backups.ts

@@ -8,7 +8,7 @@ import {
   html,
   LitElement,
   PropertyValues,
-  nothing,
+  TemplateResult,
 } from "lit";
 import { customElement, property, query, state } from "lit/decorators";
 import { classMap } from "lit/directives/class-map";
@@ -160,9 +160,9 @@ export class HassioBackups extends LitElement {
     }))
   );
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.supervisor) {
-      return nothing;
+      return html``;
     }
     return html`
       <hass-tabs-subpage-data-table

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

@@ -1,13 +1,6 @@
 import { mdiFolder, mdiHomeAssistant, mdiPuzzle } from "@mdi/js";
 import { PaperInputElement } from "@polymer/paper-input/paper-input";
-import {
-  css,
-  CSSResultGroup,
-  html,
-  LitElement,
-  TemplateResult,
-  nothing,
-} from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, query } from "lit/decorators";
 import { atLeastVersion } from "../../../src/common/config/version";
 import { formatDate } from "../../../src/common/datetime/format_date";
@@ -18,9 +11,9 @@ import "../../../src/components/ha-formfield";
 import "../../../src/components/ha-radio";
 import type { HaRadio } from "../../../src/components/ha-radio";
 import {
-  HassioBackupDetail,
   HassioFullBackupCreateParams,
   HassioPartialBackupCreateParams,
+  HassioBackupDetail,
 } from "../../../src/data/hassio/backup";
 import { Supervisor } from "../../../src/data/supervisor/supervisor";
 import { PolymerChangedEvent } from "../../../src/polymer-types";
@@ -122,9 +115,9 @@ export class SupervisorBackupContent extends LitElement {
     this.supervisor?.localize(`backup.${key}`) ||
     this.localize!(`ui.panel.page-onboarding.restore.${key}`);
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.onboarding && !this.supervisor) {
-      return nothing;
+      return html``;
     }
     const foldersSection =
       this.backupType === "partial" ? this._getSection("folders") : undefined;

hassio/src/dashboard/hassio-update.ts

@@ -1,6 +1,6 @@
 import "@material/mwc-button";
 import { mdiHomeAssistant } from "@mdi/js";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import "../../../src/components/buttons/ha-progress-button";
@@ -33,14 +33,14 @@ export class HassioUpdate extends LitElement {
       ).length
   );
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.supervisor) {
-      return nothing;
+      return html``;
     }
 
     const updatesAvailable = this._pendingUpdates(this.supervisor);
     if (!updatesAvailable) {
-      return nothing;
+      return html``;
     }
 
     return html`
@@ -80,9 +80,9 @@ export class HassioUpdate extends LitElement {
     name: string,
     key: string,
     object: HassioHomeAssistantInfo | HassioSupervisorInfo | HassioHassOSInfo
-  ) {
+  ): TemplateResult {
     if (!object.update_available) {
-      return nothing;
+      return html``;
     }
     return html`
       <ha-card outlined>

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

@@ -1,5 +1,5 @@
 import { mdiClose } from "@mdi/js";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
 import "../../../../src/components/ha-header-bar";
@@ -36,9 +36,9 @@ export class DialogHassioBackupUpload
     fireEvent(this, "dialog-closed", { dialog: this.localName });
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._dialogParams) {
-      return nothing;
+      return html``;
     }
 
     return html`

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

@@ -1,11 +1,9 @@
 import { ActionDetail } from "@material/mwc-list";
 import "@material/mwc-list/mwc-list-item";
 import { mdiClose, mdiDotsVertical } from "@mdi/js";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, query, state } from "lit/decorators";
-import { atLeastVersion } from "../../../../src/common/config/version";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
-import { stopPropagation } from "../../../../src/common/dom/stop_propagation";
 import { slugify } from "../../../../src/common/string/slugify";
 import "../../../../src/components/buttons/ha-progress-button";
 import "../../../../src/components/ha-alert";
@@ -13,11 +11,11 @@ import "../../../../src/components/ha-button-menu";
 import "../../../../src/components/ha-header-bar";
 import "../../../../src/components/ha-icon-button";
 import { getSignedPath } from "../../../../src/data/auth";
+import { extractApiErrorMessage } from "../../../../src/data/hassio/common";
 import {
   fetchHassioBackupInfo,
   HassioBackupDetail,
 } from "../../../../src/data/hassio/backup";
-import { extractApiErrorMessage } from "../../../../src/data/hassio/common";
 import {
   showAlertDialog,
   showConfirmationDialog,
@@ -29,6 +27,8 @@ import { fileDownload } from "../../../../src/util/file_download";
 import "../../components/supervisor-backup-content";
 import type { SupervisorBackupContent } from "../../components/supervisor-backup-content";
 import { HassioBackupDialogParams } from "./show-dialog-hassio-backup";
+import { atLeastVersion } from "../../../../src/common/config/version";
+import { stopPropagation } from "../../../../src/common/dom/stop_propagation";
 
 @customElement("dialog-hassio-backup")
 class HassioBackupDialog
@@ -62,9 +62,9 @@ class HassioBackupDialog
     fireEvent(this, "dialog-closed", { dialog: this.localName });
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._dialogParams || !this._backup) {
-      return nothing;
+      return html``;
     }
     return html`
       <ha-dialog

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

@@ -1,15 +1,15 @@
 import "@material/mwc-button";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+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 "../../../../src/components/ha-alert";
+import "../../../../src/components/buttons/ha-progress-button";
 import { createCloseHeading } from "../../../../src/components/ha-dialog";
+import { extractApiErrorMessage } from "../../../../src/data/hassio/common";
 import {
   createHassioFullBackup,
   createHassioPartialBackup,
 } from "../../../../src/data/hassio/backup";
-import { extractApiErrorMessage } from "../../../../src/data/hassio/common";
 import { showAlertDialog } from "../../../../src/dialogs/generic/show-dialog-box";
 import { haStyle, haStyleDialog } from "../../../../src/resources/styles";
 import { HomeAssistant } from "../../../../src/types";
@@ -42,9 +42,9 @@ class HassioCreateBackupDialog extends LitElement {
     fireEvent(this, "dialog-closed", { dialog: this.localName });
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._dialogParams) {
-      return nothing;
+      return html``;
     }
     return html`
       <ha-dialog

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

@@ -1,5 +1,5 @@
 import "@material/mwc-list/mwc-list-item";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
@@ -55,9 +55,9 @@ class HassioDatadiskDialog extends LitElement {
     fireEvent(this, "dialog-closed", { dialog: this.localName });
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.dialogParams) {
-      return nothing;
+      return html``;
     }
     return html`
       <ha-dialog

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

@@ -1,13 +1,13 @@
 import { mdiClose } from "@mdi/js";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
+import "../../../../src/components/search-input";
 import { stringCompare } from "../../../../src/common/string/compare";
 import "../../../../src/components/ha-dialog";
 import "../../../../src/components/ha-expansion-panel";
 import "../../../../src/components/ha-icon-button";
-import "../../../../src/components/search-input";
 import { HassioHardwareInfo } from "../../../../src/data/hassio/hardware";
 import { dump } from "../../../../src/resources/js-yaml-dump";
 import { haStyle, haStyleDialog } from "../../../../src/resources/styles";
@@ -53,9 +53,9 @@ class HassioHardwareDialog extends LitElement {
     fireEvent(this, "dialog-closed", { dialog: this.localName });
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._dialogParams) {
-      return nothing;
+      return html``;
     }
 
     const devices = _filterDevices(

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

@@ -1,4 +1,4 @@
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { createCloseHeading } from "../../../../src/components/ha-dialog";
 import "../../../../src/components/ha-markdown";
@@ -27,9 +27,9 @@ class HassioMarkdownDialog extends LitElement {
     this._opened = false;
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._opened) {
-      return nothing;
+      return html``;
     }
     return html`
       <ha-dialog

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

@@ -5,7 +5,7 @@ import "@material/mwc-tab";
 import "@material/mwc-tab-bar";
 import { mdiClose } from "@mdi/js";
 import { PaperInputElement } from "@polymer/paper-input/paper-input";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { cache } from "lit/directives/cache";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
@@ -17,6 +17,7 @@ import "../../../../src/components/ha-formfield";
 import "../../../../src/components/ha-header-bar";
 import "../../../../src/components/ha-icon-button";
 import "../../../../src/components/ha-radio";
+import "../../../../src/components/ha-related-items";
 import { extractApiErrorMessage } from "../../../../src/data/hassio/common";
 import {
   AccessPoints,
@@ -83,9 +84,9 @@ export class DialogHassioNetwork
     fireEvent(this, "dialog-closed", { dialog: this.localName });
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._params || !this._interface) {
-      return nothing;
+      return html``;
     }
 
     return html`
@@ -137,10 +138,7 @@ export class DialogHassioNetwork
         )}
         ${this._interface?.type === "wireless"
           ? html`
-              <ha-expansion-panel
-                .header=${this.supervisor.localize("dialog.network.wifi")}
-                outlined
-              >
+              <ha-expansion-panel header="Wi-Fi" outlined>
                 ${this._interface?.wifi?.ssid
                   ? html`<p>
                       ${this.supervisor.localize(
@@ -179,11 +177,7 @@ export class DialogHassioNetwork
                                 >
                                   <span>${ap.ssid}</span>
                                   <span slot="secondary">
-                                    ${ap.mac} -
-                                    ${this.supervisor.localize(
-                                      "dialog.network.signal_strength"
-                                    )}:
-                                    ${ap.signal}
+                                    ${ap.mac} - Strength: ${ap.signal}
                                   </span>
                                 </mwc-list-item>
                               `
@@ -247,9 +241,7 @@ export class DialogHassioNetwork
                               class="flex-auto"
                               type="password"
                               id="psk"
-                              .label=${this.supervisor.localize(
-                                "dialog.network.wifi_password"
-                              )}
+                              label="Password"
                               version="wifi"
                               @value-changed=${this
                                 ._handleInputValueChangedWifi}

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

@@ -1,11 +1,11 @@
+import "@polymer/paper-tooltip/paper-tooltip";
 import "@material/mwc-button/mwc-button";
 import { mdiDelete, mdiDeleteOff } from "@mdi/js";
 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 "@polymer/paper-tooltip/paper-tooltip";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, query, state } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
@@ -19,14 +19,14 @@ import {
   HassioAddonRepository,
 } from "../../../../src/data/hassio/addon";
 import { extractApiErrorMessage } from "../../../../src/data/hassio/common";
+import { haStyle, haStyleDialog } from "../../../../src/resources/styles";
+import type { HomeAssistant } from "../../../../src/types";
+import { HassioRepositoryDialogParams } from "./show-dialog-repositories";
 import {
   addStoreRepository,
   fetchStoreRepositories,
   removeStoreRepository,
 } from "../../../../src/data/supervisor/store";
-import { haStyle, haStyleDialog } from "../../../../src/resources/styles";
-import type { HomeAssistant } from "../../../../src/types";
-import { HassioRepositoryDialogParams } from "./show-dialog-repositories";
 
 @customElement("dialog-hassio-repositories")
 class HassioRepositoriesDialog extends LitElement {
@@ -82,9 +82,9 @@ class HassioRepositoriesDialog extends LitElement {
         .map((repo) => repo.slug)
   );
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._dialogParams?.supervisor || this._repositories === undefined) {
-      return nothing;
+      return html``;
     }
     const repositories = this._filteredRepositories(this._repositories);
     const usedRepositories = this._filteredUsedRepositories(

hassio/src/hassio-my-redirect.ts

@@ -1,5 +1,5 @@
 import { sanitizeUrl } from "@braintree/sanitize-url";
-import { html, LitElement, TemplateResult, nothing } from "lit";
+import { html, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { navigate } from "../../src/common/navigate";
 import {
@@ -101,13 +101,13 @@ class HassioMyRedirect extends LitElement {
     navigate(url, { replace: true });
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (this._error) {
       return html`<hass-error-screen
         .error=${this._error}
       ></hass-error-screen>`;
     }
-    return nothing;
+    return html``;
   }
 
   private _createRedirectUrl(redirect: Redirect): string {

hassio/src/update-available/update-available-card.ts

@@ -5,7 +5,7 @@ import {
   html,
   LitElement,
   PropertyValues,
-  nothing,
+  TemplateResult,
 } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import memoizeOne from "memoize-one";
@@ -116,12 +116,12 @@ class UpdateAvailableCard extends LitElement {
       storeAddons.find((addon) => addon.slug === slug)
   );
 
-  protected render() {
+  protected render(): TemplateResult {
     if (
       !this._updateType ||
       (this._updateType === "addon" && !this._addonInfo)
     ) {
-      return nothing;
+      return html``;
     }
 
     const changelog = changelogUrl(this._updateType, this._version_latest);

lint-staged.config.js

@@ -5,5 +5,5 @@ module.exports = {
     'printf "%s\n" "Translation files should not be added or modified here. Instead, make the necessary modifications in src/translations/en.json. Other languages are managed externally. Please see https://developers.home-assistant.io/docs/translations/ for details." ' +
     files.join(" ") +
     " >&2 && exit 1",
-  "yarn.lock": () => "yarn dedupe",
+  "/yarn.lock": () => "yarn dedupe",
 };

package.json

@@ -24,238 +24,234 @@
   "author": "Paulus Schoutsen <Paulus@PaulusSchoutsen.nl> (http://paulusschoutsen.nl)",
   "license": "Apache-2.0",
   "dependencies": {
-    "@braintree/sanitize-url": "6.0.2",
-    "@codemirror/autocomplete": "6.4.2",
-    "@codemirror/commands": "6.2.1",
-    "@codemirror/language": "6.6.0",
-    "@codemirror/legacy-modes": "6.3.1",
-    "@codemirror/search": "6.2.3",
-    "@codemirror/state": "6.2.0",
-    "@codemirror/view": "6.9.1",
-    "@egjs/hammerjs": "2.0.17",
-    "@formatjs/intl-datetimeformat": "6.5.1",
-    "@formatjs/intl-getcanonicallocales": "2.1.0",
-    "@formatjs/intl-locale": "3.1.1",
-    "@formatjs/intl-numberformat": "8.3.5",
-    "@formatjs/intl-pluralrules": "5.1.10",
-    "@formatjs/intl-relativetimeformat": "11.1.10",
-    "@fullcalendar/core": "6.1.4",
-    "@fullcalendar/daygrid": "6.1.4",
-    "@fullcalendar/interaction": "6.1.4",
-    "@fullcalendar/list": "6.1.4",
-    "@fullcalendar/timegrid": "6.1.4",
-    "@lezer/highlight": "1.1.3",
-    "@lit-labs/motion": "1.0.3",
-    "@lit-labs/virtualizer": "1.0.1",
+    "@braintree/sanitize-url": "^6.0.0",
+    "@codemirror/autocomplete": "^6.4.0",
+    "@codemirror/commands": "^6.1.3",
+    "@codemirror/language": "^6.4.0",
+    "@codemirror/legacy-modes": "^6.3.1",
+    "@codemirror/search": "^6.2.3",
+    "@codemirror/state": "^6.2.0",
+    "@codemirror/view": "^6.7.1",
+    "@formatjs/intl-datetimeformat": "^4.2.5",
+    "@formatjs/intl-getcanonicallocales": "^2.0.5",
+    "@formatjs/intl-locale": "^3.0.11",
+    "@formatjs/intl-numberformat": "^7.2.5",
+    "@formatjs/intl-pluralrules": "^4.1.5",
+    "@formatjs/intl-relativetimeformat": "^9.3.2",
+    "@fullcalendar/common": "5.9.0",
+    "@fullcalendar/core": "5.9.0",
+    "@fullcalendar/daygrid": "5.9.0",
+    "@fullcalendar/interaction": "5.9.0",
+    "@fullcalendar/list": "5.9.0",
+    "@fullcalendar/timegrid": "5.9.0",
+    "@lezer/highlight": "^1.1.3",
+    "@lit-labs/motion": "^1.0.3",
+    "@lit-labs/virtualizer": "^1.0.1",
     "@material/chips": "=14.0.0-canary.53b3cad2f.0",
     "@material/data-table": "=14.0.0-canary.53b3cad2f.0",
-    "@material/mwc-button": "0.27.0",
-    "@material/mwc-checkbox": "0.27.0",
-    "@material/mwc-circular-progress": "0.27.0",
-    "@material/mwc-dialog": "0.27.0",
-    "@material/mwc-drawer": "0.27.0",
-    "@material/mwc-fab": "0.27.0",
-    "@material/mwc-formfield": "0.27.0",
-    "@material/mwc-icon-button": "0.27.0",
-    "@material/mwc-linear-progress": "0.27.0",
-    "@material/mwc-list": "0.27.0",
-    "@material/mwc-menu": "0.27.0",
-    "@material/mwc-radio": "0.27.0",
-    "@material/mwc-ripple": "0.27.0",
-    "@material/mwc-select": "0.27.0",
-    "@material/mwc-slider": "0.27.0",
-    "@material/mwc-switch": "0.27.0",
-    "@material/mwc-tab": "0.27.0",
-    "@material/mwc-tab-bar": "0.27.0",
-    "@material/mwc-textarea": "0.27.0",
-    "@material/mwc-textfield": "0.27.0",
-    "@material/mwc-top-app-bar-fixed": "0.27.0",
+    "@material/mwc-button": "^0.27.0",
+    "@material/mwc-checkbox": "^0.27.0",
+    "@material/mwc-circular-progress": "^0.27.0",
+    "@material/mwc-dialog": "^0.27.0",
+    "@material/mwc-drawer": "^0.27.0",
+    "@material/mwc-fab": "^0.27.0",
+    "@material/mwc-formfield": "^0.27.0",
+    "@material/mwc-icon-button": "^0.27.0",
+    "@material/mwc-linear-progress": "^0.27.0",
+    "@material/mwc-list": "^0.27.0",
+    "@material/mwc-menu": "^0.27.0",
+    "@material/mwc-radio": "^0.27.0",
+    "@material/mwc-ripple": "^0.27.0",
+    "@material/mwc-select": "^0.27.0",
+    "@material/mwc-slider": "^0.27.0",
+    "@material/mwc-switch": "^0.27.0",
+    "@material/mwc-tab": "^0.27.0",
+    "@material/mwc-tab-bar": "^0.27.0",
+    "@material/mwc-textarea": "^0.27.0",
+    "@material/mwc-textfield": "^0.27.0",
+    "@material/mwc-top-app-bar-fixed": "^0.27.0",
     "@material/top-app-bar": "=14.0.0-canary.53b3cad2f.0",
-    "@material/web": "=1.0.0-pre.3",
     "@mdi/js": "7.1.96",
     "@mdi/svg": "7.1.96",
-    "@polymer/app-layout": "3.1.0",
-    "@polymer/iron-flex-layout": "3.0.1",
-    "@polymer/iron-icon": "3.0.1",
-    "@polymer/iron-input": "3.0.1",
-    "@polymer/iron-resizable-behavior": "3.0.1",
-    "@polymer/paper-input": "3.2.1",
-    "@polymer/paper-item": "3.0.1",
-    "@polymer/paper-listbox": "3.0.1",
-    "@polymer/paper-slider": "3.0.1",
-    "@polymer/paper-styles": "3.0.1",
-    "@polymer/paper-tabs": "3.1.0",
-    "@polymer/paper-toast": "3.0.1",
-    "@polymer/paper-tooltip": "3.0.1",
+    "@polymer/app-layout": "^3.1.0",
+    "@polymer/iron-flex-layout": "^3.0.1",
+    "@polymer/iron-icon": "^3.0.1",
+    "@polymer/iron-input": "^3.0.1",
+    "@polymer/iron-resizable-behavior": "^3.0.1",
+    "@polymer/paper-input": "^3.2.1",
+    "@polymer/paper-item": "^3.0.1",
+    "@polymer/paper-listbox": "^3.0.1",
+    "@polymer/paper-slider": "^3.0.1",
+    "@polymer/paper-styles": "^3.0.1",
+    "@polymer/paper-tabs": "^3.1.0",
+    "@polymer/paper-toast": "^3.0.1",
+    "@polymer/paper-tooltip": "^3.0.1",
     "@polymer/polymer": "3.4.1",
     "@thomasloven/round-slider": "0.6.0",
-    "@vaadin/combo-box": "23.3.8",
-    "@vaadin/vaadin-themable-mixin": "23.3.8",
-    "@vibrant/color": "3.2.1-alpha.1",
-    "@vibrant/core": "3.2.1-alpha.1",
-    "@vibrant/quantizer-mmcq": "3.2.1-alpha.1",
-    "@vue/web-component-wrapper": "1.3.0",
-    "@webcomponents/scoped-custom-element-registry": "0.0.8",
-    "@webcomponents/webcomponentsjs": "2.7.0",
-    "app-datepicker": "5.1.1",
-    "chart.js": "3.3.2",
-    "comlink": "4.4.1",
-    "core-js": "3.29.0",
-    "cropperjs": "1.5.13",
-    "date-fns": "2.29.3",
-    "date-fns-tz": "2.0.0",
-    "deep-clone-simple": "1.1.1",
-    "deep-freeze": "0.0.1",
-    "fuse.js": "6.6.2",
-    "google-timezones-json": "1.0.2",
-    "hls.js": "1.3.4",
-    "home-assistant-js-websocket": "8.0.1",
-    "idb-keyval": "6.2.0",
-    "intl-messageformat": "10.3.1",
-    "js-yaml": "4.1.0",
-    "leaflet": "1.9.3",
-    "leaflet-draw": "1.0.4",
-    "lit": "2.6.1",
-    "marked": "4.2.12",
-    "memoize-one": "6.0.0",
+    "@vaadin/combo-box": "^23.3.5",
+    "@vaadin/vaadin-themable-mixin": "^23.3.5",
+    "@vibrant/color": "^3.2.1-alpha.1",
+    "@vibrant/core": "^3.2.1-alpha.1",
+    "@vibrant/quantizer-mmcq": "^3.2.1-alpha.1",
+    "@vue/web-component-wrapper": "^1.3.0",
+    "@webcomponents/scoped-custom-element-registry": "^0.0.5",
+    "@webcomponents/webcomponentsjs": "^2.2.10",
+    "app-datepicker": "^5.1.0",
+    "chart.js": "^3.3.2",
+    "comlink": "^4.3.1",
+    "core-js": "^3.15.2",
+    "cropperjs": "^1.5.13",
+    "date-fns": "^2.29.3",
+    "date-fns-tz": "^1.3.7",
+    "deep-clone-simple": "^1.1.1",
+    "deep-freeze": "^0.0.1",
+    "fuse.js": "^6.6.2",
+    "google-timezones-json": "^1.0.2",
+    "hammerjs": "^2.0.8",
+    "hls.js": "^1.3.1",
+    "home-assistant-js-websocket": "^8.0.1",
+    "idb-keyval": "^5.1.3",
+    "intl-messageformat": "^10.2.5",
+    "js-yaml": "^4.1.0",
+    "leaflet": "^1.7.1",
+    "leaflet-draw": "^1.0.4",
+    "lit": "^2.6.1",
+    "marked": "^4.0.12",
+    "memoize-one": "^6.0.0",
     "node-vibrant": "3.2.1-alpha.1",
-    "proxy-polyfill": "0.3.2",
-    "punycode": "2.3.0",
-    "qr-scanner": "1.4.2",
-    "qrcode": "1.5.1",
-    "regenerator-runtime": "0.13.11",
-    "resize-observer-polyfill": "1.5.1",
-    "roboto-fontface": "0.10.0",
-    "rrule": "2.7.2",
-    "sortablejs": "1.15.0",
-    "superstruct": "1.0.3",
-    "tinykeys": "1.4.0",
-    "tsparticles-engine": "2.9.3",
-    "tsparticles-preset-links": "2.9.3",
-    "unfetch": "5.0.0",
-    "vis-data": "7.1.4",
-    "vis-network": "9.1.4",
-    "vue": "2.7.14",
-    "vue2-daterange-picker": "0.6.8",
-    "weekstart": "2.0.0",
-    "workbox-cacheable-response": "6.5.4",
-    "workbox-core": "6.5.4",
-    "workbox-expiration": "6.5.4",
-    "workbox-precaching": "6.5.4",
-    "workbox-routing": "6.5.4",
-    "workbox-strategies": "6.5.4",
-    "xss": "1.0.14"
+    "proxy-polyfill": "^0.3.2",
+    "punycode": "^2.3.0",
+    "qr-scanner": "^1.3.0",
+    "qrcode": "^1.5.1",
+    "regenerator-runtime": "^0.13.11",
+    "resize-observer-polyfill": "^1.5.1",
+    "roboto-fontface": "^0.10.0",
+    "rrule": "^2.7.1",
+    "sortablejs": "^1.14.0",
+    "superstruct": "^1.0.3",
+    "tinykeys": "^1.1.3",
+    "tsparticles": "^1.34.0",
+    "unfetch": "^4.1.0",
+    "vis-data": "^7.1.2",
+    "vis-network": "^8.5.4",
+    "vue": "^2.6.12",
+    "vue2-daterange-picker": "^0.5.1",
+    "weekstart": "^1.1.0",
+    "workbox-cacheable-response": "^6.5.4",
+    "workbox-core": "^6.5.4",
+    "workbox-expiration": "^6.5.4",
+    "workbox-precaching": "^6.5.4",
+    "workbox-routing": "^6.5.4",
+    "workbox-strategies": "^6.5.4",
+    "xss": "^1.0.14"
   },
   "devDependencies": {
-    "@babel/core": "7.21.0",
-    "@babel/plugin-external-helpers": "7.18.6",
-    "@babel/plugin-proposal-class-properties": "7.18.6",
-    "@babel/plugin-proposal-decorators": "7.21.0",
-    "@babel/plugin-proposal-nullish-coalescing-operator": "7.18.6",
-    "@babel/plugin-proposal-object-rest-spread": "7.20.7",
-    "@babel/plugin-proposal-optional-chaining": "7.21.0",
-    "@babel/plugin-syntax-dynamic-import": "7.8.3",
-    "@babel/plugin-syntax-import-meta": "7.10.4",
-    "@babel/plugin-syntax-top-level-await": "7.14.5",
-    "@babel/preset-env": "7.20.2",
-    "@babel/preset-typescript": "7.21.0",
-    "@koa/cors": "4.0.0",
-    "@octokit/auth-oauth-device": "4.0.4",
-    "@octokit/rest": "19.0.7",
-    "@open-wc/dev-server-hmr": "0.1.3",
-    "@rollup/plugin-babel": "5.3.1",
-    "@rollup/plugin-commonjs": "11.1.0",
-    "@rollup/plugin-json": "4.1.0",
-    "@rollup/plugin-node-resolve": "7.1.3",
-    "@rollup/plugin-replace": "2.4.2",
+    "@babel/core": "^7.20.2",
+    "@babel/plugin-external-helpers": "^7.18.6",
+    "@babel/plugin-proposal-class-properties": "^7.18.6",
+    "@babel/plugin-proposal-decorators": "^7.20.7",
+    "@babel/plugin-proposal-nullish-coalescing-operator": "^7.18.6",
+    "@babel/plugin-proposal-object-rest-spread": "^7.20.2",
+    "@babel/plugin-proposal-optional-chaining": "^7.18.9",
+    "@babel/plugin-syntax-dynamic-import": "^7.8.3",
+    "@babel/plugin-syntax-import-meta": "^7.10.4",
+    "@babel/plugin-syntax-top-level-await": "^7.14.5",
+    "@babel/preset-env": "^7.20.2",
+    "@babel/preset-typescript": "^7.18.6",
+    "@koa/cors": "^3.1.0",
+    "@octokit/auth-oauth-device": "^4.0.2",
+    "@octokit/rest": "^19.0.7",
+    "@open-wc/dev-server-hmr": "^0.0.2",
+    "@rollup/plugin-babel": "^5.2.1",
+    "@rollup/plugin-commonjs": "^11.1.0",
+    "@rollup/plugin-json": "^4.0.3",
+    "@rollup/plugin-node-resolve": "^7.1.3",
+    "@rollup/plugin-replace": "^2.3.2",
     "@types/chromecast-caf-receiver": "5.0.12",
-    "@types/chromecast-caf-sender": "1.0.5",
-    "@types/esprima": "4.0.3",
-    "@types/glob": "8.1.0",
-    "@types/js-yaml": "4.0.5",
-    "@types/leaflet": "1.9.1",
-    "@types/leaflet-draw": "1.0.6",
-    "@types/marked": "4.0.8",
-    "@types/mocha": "10.0.1",
-    "@types/qrcode": "1.5.0",
-    "@types/serve-handler": "6.1.1",
-    "@types/sortablejs": "1.15.0",
-    "@types/tar": "6.1.4",
-    "@types/webspeechapi": "0.0.29",
-    "@typescript-eslint/eslint-plugin": "5.54.0",
-    "@typescript-eslint/parser": "5.54.0",
-    "@web/dev-server": "0.1.35",
-    "@web/dev-server-rollup": "0.3.21",
-    "babel-loader": "9.1.2",
-    "babel-plugin-template-html-minifier": "4.1.0",
-    "chai": "4.3.7",
-    "del": "7.0.0",
-    "eslint": "8.35.0",
-    "eslint-config-airbnb-base": "15.0.0",
-    "eslint-config-airbnb-typescript": "17.0.0",
-    "eslint-config-prettier": "8.6.0",
-    "eslint-import-resolver-webpack": "0.13.2",
-    "eslint-plugin-disable": "2.0.3",
-    "eslint-plugin-import": "2.27.5",
-    "eslint-plugin-lit": "1.8.2",
-    "eslint-plugin-lit-a11y": "2.3.0",
-    "eslint-plugin-unused-imports": "2.0.0",
-    "eslint-plugin-wc": "1.4.0",
-    "esprima": "4.0.1",
-    "fancy-log": "2.0.0",
-    "fs-extra": "11.1.0",
-    "glob": "8.1.0",
-    "gulp": "4.0.2",
-    "gulp-flatmap": "1.0.2",
-    "gulp-json-transform": "0.4.8",
-    "gulp-merge-json": "2.1.2",
-    "gulp-rename": "2.0.0",
-    "gulp-zopfli-green": "6.0.1",
-    "html-minifier": "4.0.0",
-    "husky": "8.0.3",
-    "instant-mocha": "1.5.0",
-    "jszip": "3.10.1",
-    "lint-staged": "13.1.2",
-    "lit-analyzer": "1.2.1",
-    "lodash.template": "4.5.0",
-    "magic-string": "0.30.0",
-    "map-stream": "0.0.7",
-    "merge-stream": "2.0.0",
-    "mocha": "10.2.0",
-    "object-hash": "3.0.0",
-    "open": "8.4.2",
-    "pinst": "3.0.0",
-    "prettier": "2.8.4",
-    "require-dir": "1.2.0",
-    "rollup": "2.79.1",
-    "rollup-plugin-string": "3.0.0",
-    "rollup-plugin-terser": "5.3.1",
-    "rollup-plugin-visualizer": "5.9.0",
-    "serve-handler": "6.1.5",
-    "sinon": "15.0.1",
-    "source-map-url": "0.4.1",
-    "systemjs": "6.14.0",
-    "tar": "6.1.13",
-    "terser-webpack-plugin": "5.3.6",
-    "ts-lit-plugin": "1.2.1",
-    "typescript": "4.9.5",
-    "vinyl-buffer": "1.0.1",
-    "vinyl-source-stream": "2.0.0",
-    "webpack": "=5.72.1",
-    "webpack-cli": "5.0.1",
-    "webpack-dev-server": "4.11.1",
-    "webpack-manifest-plugin": "5.0.0",
-    "webpackbar": "5.0.2",
-    "workbox-build": "6.5.4"
+    "@types/chromecast-caf-sender": "^1.0.3",
+    "@types/glob": "^8",
+    "@types/hammerjs": "^2.0.41",
+    "@types/js-yaml": "^4",
+    "@types/leaflet": "^1",
+    "@types/leaflet-draw": "^1",
+    "@types/marked": "^4",
+    "@types/mocha": "^8",
+    "@types/qrcode": "^1.5.0",
+    "@types/sortablejs": "^1",
+    "@types/tar": "^6",
+    "@types/webspeechapi": "^0.0.29",
+    "@typescript-eslint/eslint-plugin": "^5.46.1",
+    "@typescript-eslint/parser": "^5.49.0",
+    "@web/dev-server": "^0.0.24",
+    "@web/dev-server-rollup": "^0.2.11",
+    "babel-loader": "^9.1.0",
+    "chai": "^4.3.4",
+    "del": "^7.0.0",
+    "eslint": "^7.32.0",
+    "eslint-config-airbnb-base": "^14.2.1",
+    "eslint-config-airbnb-typescript": "^14.0.0",
+    "eslint-config-prettier": "^8.6.0",
+    "eslint-import-resolver-webpack": "^0.13.1",
+    "eslint-plugin-disable": "^2.0.1",
+    "eslint-plugin-import": "^2.24.2",
+    "eslint-plugin-lit": "^1.6.1",
+    "eslint-plugin-unused-imports": "^1.1.5",
+    "eslint-plugin-wc": "^1.4.0",
+    "fancy-log": "^2.0.0",
+    "fs-extra": "^11.1.0",
+    "glob": "^8.1.0",
+    "gulp": "^4.0.2",
+    "gulp-flatmap": "^1.0.2",
+    "gulp-json-transform": "^0.4.6",
+    "gulp-merge-json": "^2.1.2",
+    "gulp-rename": "^2.0.0",
+    "gulp-zopfli-green": "^3.0.1",
+    "html-minifier": "^4.0.0",
+    "husky": "^8.0.3",
+    "instant-mocha": "^1.3.1",
+    "jszip": "^3.10.1",
+    "lint-staged": "^13.1.0",
+    "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": "^8.4.0",
+    "object-hash": "^3.0.0",
+    "open": "^8.4.0",
+    "pinst": "^3.0.0",
+    "prettier": "^2.8.3",
+    "require-dir": "^1.2.0",
+    "rollup": "^2.8.2",
+    "rollup-plugin-string": "^3.0.0",
+    "rollup-plugin-terser": "^5.3.0",
+    "rollup-plugin-visualizer": "^5.9.0",
+    "serve": "^11.3.2",
+    "sinon": "^15.0.1",
+    "source-map-url": "^0.4.0",
+    "systemjs": "^6.3.2",
+    "tar": "^6.1.11",
+    "terser-webpack-plugin": "^5.2.4",
+    "ts-lit-plugin": "^1.2.1",
+    "typescript": "^4.9.4",
+    "vinyl-buffer": "^1.0.1",
+    "vinyl-source-stream": "^2.0.0",
+    "webpack": "^5.55.1",
+    "webpack-cli": "^5.0.1",
+    "webpack-dev-server": "^4.11.1",
+    "webpack-manifest-plugin": "^4.0.2",
+    "webpackbar": "^5.0.2",
+    "workbox-build": "^6.5.4"
   },
   "_comment": "Polymer 3.2 contained a bug, fixed in https://github.com/Polymer/polymer/pull/5569, add as patch",
   "resolutions": {
-    "@polymer/polymer": "patch:@polymer/polymer@3.4.1#./.yarn/patches/@polymer/polymer/pr-5569.patch"
+    "@polymer/polymer": "patch:@polymer/polymer@3.4.1#./.yarn/patches/@polymer/polymer/pr-5569.patch",
+    "@webcomponents/webcomponentsjs": "^2.2.10"
   },
   "main": "src/home-assistant.js",
   "prettier": {
     "trailingComma": "es5",
     "arrowParens": "always"
   },
-  "packageManager": "yarn@3.4.1"
+  "packageManager": "yarn@3.3.1"
 }

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name         = "home-assistant-frontend"
-version      = "20230306.0"
+version      = "20230128.0"
 license      = {text = "Apache-2.0"}
 description  = "The Home Assistant frontend"
 readme       = "README.md"

renovate.json

@@ -1,32 +0,0 @@
-{
-  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": [
-    ":ignoreModulesAndTests",
-    ":label(dependencies)",
-    ":pinVersions",
-    ":prConcurrentLimit10",
-    ":semanticCommitsDisabled",
-    "group:monorepos",
-    "group:recommended",
-    "npm:unpublishSafe"
-  ],
-  "enabledManagers": ["npm"],
-  "postUpdateOptions": ["yarnDedupeHighest"],
-  "lockFileMaintenance": {
-    "description": ["Run after patch releases but before next beta"],
-    "enabled": true,
-    "schedule": ["on the 19th day of the month"]
-  },
-  "packageRules": [
-    {
-      "description": ["MDC packages are pinned to the same version as MWC"],
-      "extends": ["monorepo:material-components-web"],
-      "enabled": false
-    },
-    {
-      "description": ["Vue is only used by date range which is only v2"],
-      "matchPackageNames": ["vue"],
-      "allowedVersions": "< 3"
-    }
-  ]
-}

script/size_stats

@@ -6,9 +6,6 @@ set -e
 
 cd "$(dirname "$0")/.."
 
-export STATS=1
-statsfile="compilation-stats.json"
-
-./node_modules/.bin/webpack-cli --profile --node-env=production --json=$statsfile
-npx webpack-bundle-analyzer $statsfile hass_frontend/frontend_latest
-rm -f $statsfile
+STATS=1 NODE_ENV=production ./node_modules/.bin/webpack --profile --json > compilation-stats.json
+npx webpack-bundle-analyzer compilation-stats.json hass_frontend/frontend_latest
+rm compilation-stats.json

src/auth/ha-auth-flow.ts

@@ -5,10 +5,10 @@ import {
   CSSResultGroup,
   html,
   LitElement,
-  nothing,
   PropertyValues,
+  TemplateResult,
 } from "lit";
-import { customElement, property, state } from "lit/decorators";
+import { property, state } from "lit/decorators";
 import "../components/ha-alert";
 import "../components/ha-checkbox";
 import { computeInitialHaFormData } from "../components/ha-form/compute-initial-ha-form-data";
@@ -25,8 +25,7 @@ import "./ha-password-manager-polyfill";
 
 type State = "loading" | "error" | "step";
 
-@customElement("ha-auth-flow")
-export class HaAuthFlow extends litLocalizeLiteMixin(LitElement) {
+class HaAuthFlow extends litLocalizeLiteMixin(LitElement) {
   @property({ attribute: false }) public authProvider?: AuthProvider;
 
   @property() public clientId?: string;
@@ -134,11 +133,11 @@ export class HaAuthFlow extends litLocalizeLiteMixin(LitElement) {
     }, 500);
   }
 
-  private _renderForm() {
+  private _renderForm(): TemplateResult {
     switch (this._state) {
       case "step":
         if (this._step == null) {
-          return nothing;
+          return html``;
         }
         return html`
           ${this._renderStep(this._step)}
@@ -176,11 +175,11 @@ export class HaAuthFlow extends litLocalizeLiteMixin(LitElement) {
           </ha-alert>
         `;
       default:
-        return nothing;
+        return html``;
     }
   }
 
-  private _renderStep(step: DataEntryFlowStep) {
+  private _renderStep(step: DataEntryFlowStep): TemplateResult {
     switch (step.type) {
       case "abort":
         return html`
@@ -202,7 +201,7 @@ export class HaAuthFlow extends litLocalizeLiteMixin(LitElement) {
                   .content=${this._computeStepDescription(step)}
                 ></ha-markdown>
               `
-            : nothing}
+            : html``}
           <ha-form
             .data=${this._stepData}
             .schema=${autocompleteLoginFields(step.data_schema)}
@@ -228,7 +227,7 @@ export class HaAuthFlow extends litLocalizeLiteMixin(LitElement) {
             : ""}
         `;
       default:
-        return nothing;
+        return html``;
     }
   }
 
@@ -408,6 +407,7 @@ export class HaAuthFlow extends litLocalizeLiteMixin(LitElement) {
     `;
   }
 }
+customElements.define("ha-auth-flow", HaAuthFlow);
 
 declare global {
   interface HTMLElementTagNameMap {

src/auth/ha-authorize.ts

@@ -1,5 +1,5 @@
 import { css, CSSResultGroup, html, LitElement, PropertyValues } from "lit";
-import { customElement, property, state } from "lit/decorators";
+import { property, state } from "lit/decorators";
 import punycode from "punycode";
 import { applyThemesOnElement } from "../common/dom/apply_themes_on_element";
 import { extractSearchParamsObject } from "../common/url/search-params";
@@ -14,8 +14,7 @@ import "./ha-auth-flow";
 
 import("./ha-pick-auth-provider");
 
-@customElement("ha-authorize")
-export class HaAuthorize extends litLocalizeLiteMixin(LitElement) {
+class HaAuthorize extends litLocalizeLiteMixin(LitElement) {
   @property() public clientId?: string;
 
   @property() public redirectUri?: string;
@@ -184,3 +183,4 @@ export class HaAuthorize extends litLocalizeLiteMixin(LitElement) {
     `;
   }
 }
+customElements.define("ha-authorize", HaAuthorize);

src/auth/ha-password-manager-polyfill.ts

@@ -1,6 +1,6 @@
-import { css, html, LitElement, nothing } from "lit";
+/* eslint-disable lit/prefer-static-styles */
+import { html, LitElement, TemplateResult } from "lit";
 import { customElement, property } from "lit/decorators";
-import { styleMap } from "lit/directives/style-map";
 import { fireEvent } from "../common/dom/fire_event";
 import type { HaFormSchema } from "../components/ha-form/types";
 import { autocompleteLoginFields } from "../data/auth";
@@ -29,43 +29,35 @@ export class HaPasswordManagerPolyfill extends LitElement {
 
   @property({ attribute: false }) public boundingRect?: DOMRect;
 
-  private _styleElement?: HTMLStyleElement;
-
-  public connectedCallback() {
-    super.connectedCallback();
-    this._styleElement = document.createElement("style");
-    this._styleElement.textContent = css`
-      .password-manager-polyfill {
-        position: absolute;
-        opacity: 0;
-        z-index: -1;
-      }
-      .password-manager-polyfill input {
-        width: 100%;
-        height: 62px;
-        padding: 0;
-        border: 0;
-      }
-      .password-manager-polyfill input[type="submit"] {
-        width: 0;
-        height: 0;
-      }
-    `.toString();
-    document.head.append(this._styleElement);
-  }
-
-  public disconnectedCallback() {
-    super.disconnectedCallback();
-    this._styleElement?.remove();
-    delete this._styleElement;
-  }
-
   protected createRenderRoot() {
     // Add under document body so the element isn't placed inside any shadow roots
     return document.body;
   }
 
-  protected render() {
+  private get styles() {
+    return `
+    .password-manager-polyfill {
+      position: absolute;
+      top: ${this.boundingRect?.y || 148}px;
+      left: calc(50% - ${(this.boundingRect?.width || 360) / 2}px);
+      width: ${this.boundingRect?.width || 360}px;
+      opacity: 0;
+      z-index: -1;
+    }
+    .password-manager-polyfill input {
+      width: 100%;
+      height: 62px;
+      padding: 0;
+      border: 0;
+    }
+    .password-manager-polyfill input[type="submit"] {
+      width: 0;
+      height: 0;
+    }
+  `;
+  }
+
+  protected render(): TemplateResult {
     if (
       this.step &&
       this.step.type === "form" &&
@@ -75,11 +67,6 @@ export class HaPasswordManagerPolyfill extends LitElement {
       return html`
         <form
           class="password-manager-polyfill"
-          style=${styleMap({
-            top: `${this.boundingRect?.y || 148}px`,
-            left: `calc(50% - ${(this.boundingRect?.width || 360) / 2}px)`,
-            width: `${this.boundingRect?.width || 360}px`,
-          })}
           aria-hidden="true"
           @submit=${this._handleSubmit}
         >
@@ -87,13 +74,16 @@ export class HaPasswordManagerPolyfill extends LitElement {
             this.render_input(input)
           )}
           <input type="submit" />
+          <style>
+            ${this.styles}
+          </style>
         </form>
       `;
     }
-    return nothing;
+    return html``;
   }
 
-  private render_input(schema: HaFormSchema) {
+  private render_input(schema: HaFormSchema): TemplateResult | string {
     const inputType = schema.name.includes("password") ? "password" : "text";
     if (schema.type !== "string") {
       return "";

src/auth/ha-pick-auth-provider.ts

@@ -1,7 +1,7 @@
 import "@polymer/paper-item/paper-item";
 import "@polymer/paper-item/paper-item-body";
 import { css, html, LitElement } from "lit";
-import { customElement, property } from "lit/decorators";
+import { property } from "lit/decorators";
 import { fireEvent } from "../common/dom/fire_event";
 import "../components/ha-icon-next";
 import { AuthProvider } from "../data/auth";
@@ -13,8 +13,7 @@ declare global {
   }
 }
 
-@customElement("ha-pick-auth-provider")
-export class HaPickAuthProvider extends litLocalizeLiteMixin(LitElement) {
+class HaPickAuthProvider extends litLocalizeLiteMixin(LitElement) {
   @property() public authProviders: AuthProvider[] = [];
 
   protected render() {
@@ -48,3 +47,4 @@ export class HaPickAuthProvider extends litLocalizeLiteMixin(LitElement) {
     }
   `;
 }
+customElements.define("ha-pick-auth-provider", HaPickAuthProvider);

src/common/array/ensure-array.ts

@@ -2,7 +2,6 @@ type NonUndefined<T> = T extends undefined ? never : T;
 
 export function ensureArray(value: undefined): undefined;
 export function ensureArray<T>(value: T | T[]): NonUndefined<T>[];
-export function ensureArray<T>(value: T | readonly T[]): NonUndefined<T>[];
 export function ensureArray(value) {
   if (value === undefined || Array.isArray(value)) {
     return value;

src/common/config/version.ts

@@ -22,11 +22,3 @@ export const atLeastVersion = (
       Number(haPatch) >= patch)
   );
 };
-
-export const isDevVersion = (version: string): boolean => {
-  if (__DEMO__) {
-    return false;
-  }
-
-  return version.includes("dev");
-};

src/common/const.ts

@@ -1,6 +1,7 @@
 /** Constants to be used in the frontend. */
 
 import {
+  mdiAccount,
   mdiAirFilter,
   mdiAlert,
   mdiAngleAcute,
@@ -23,6 +24,7 @@ import {
   mdiDatabase,
   mdiEarHearing,
   mdiEye,
+  mdiFan,
   mdiFlash,
   mdiFlower,
   mdiFormatListBulleted,
@@ -47,6 +49,7 @@ import {
   mdiProgressClock,
   mdiRayVertex,
   mdiRemote,
+  mdiRobot,
   mdiRobotVacuum,
   mdiScriptText,
   mdiSineWave,
@@ -57,12 +60,15 @@ import {
   mdiThermostat,
   mdiTimerOutline,
   mdiTransmissionTower,
+  mdiVideo,
   mdiWater,
   mdiWaterPercent,
+  mdiWeatherCloudy,
   mdiWeatherPouring,
   mdiWeatherRainy,
   mdiWeatherWindy,
   mdiWeight,
+  mdiWhiteBalanceSunny,
   mdiWifi,
 } from "@mdi/js";
 
@@ -77,12 +83,15 @@ export const DEFAULT_DOMAIN_ICON = mdiBookmark;
 export const FIXED_DOMAIN_ICONS = {
   alert: mdiAlert,
   air_quality: mdiAirFilter,
+  automation: mdiRobot,
   calendar: mdiCalendar,
+  camera: mdiVideo,
   climate: mdiThermostat,
   configurator: mdiCog,
   conversation: mdiMicrophoneMessage,
   counter: mdiCounter,
   demo: mdiHomeAssistant,
+  fan: mdiFan,
   google_assistant: mdiGoogleAssistant,
   group: mdiGoogleCirclesCommunities,
   homeassistant: mdiHomeAssistant,
@@ -98,6 +107,7 @@ export const FIXED_DOMAIN_ICONS = {
   notify: mdiCommentAlert,
   number: mdiRayVertex,
   persistent_notification: mdiBell,
+  person: mdiAccount,
   plant: mdiFlower,
   proximity: mdiAppleSafari,
   remote: mdiRemote,
@@ -108,10 +118,13 @@ export const FIXED_DOMAIN_ICONS = {
   sensor: mdiEye,
   siren: mdiBullhorn,
   simple_alarm: mdiBell,
+  sun: mdiWhiteBalanceSunny,
   text: mdiFormTextbox,
   timer: mdiTimerOutline,
   updater: mdiCloudUpload,
   vacuum: mdiRobotVacuum,
+  water_heater: mdiThermometer,
+  weather: mdiWeatherCloudy,
   zone: mdiMapMarkerRadius,
 };
 

src/common/datetime/create_duration_data.ts

@@ -10,19 +10,11 @@ export const createDurationData = (
   if (typeof duration !== "object") {
     if (typeof duration === "string" || isNaN(duration)) {
       const parts = duration?.toString().split(":") || [];
-      if (parts.length === 1) {
-        return { seconds: Number(parts[0]) };
-      }
-      if (parts.length > 3) {
-        return undefined;
-      }
-      const seconds = Number(parts[2]) || 0;
-      const seconds_whole = Math.floor(seconds);
       return {
         hours: Number(parts[0]) || 0,
         minutes: Number(parts[1]) || 0,
-        seconds: seconds_whole,
-        milliseconds: Math.floor((seconds - seconds_whole) * 1000),
+        seconds: Number(parts[2]) || 0,
+        milliseconds: Number(parts[3]) || 0,
       };
     }
     return { seconds: duration };

src/common/datetime/first_weekday.ts

@@ -1,12 +1,6 @@
 import { getWeekStartByLocale } from "weekstart";
 import { FrontendLocaleData, FirstWeekday } from "../../data/translation";
 
-import { polyfillsLoaded } from "../translations/localize";
-
-if (__BUILD__ === "latest" && polyfillsLoaded) {
-  await polyfillsLoaded;
-}
-
 export const weekdays = [
   "sunday",
   "monday",

src/common/dom/setup-leaflet-map.ts

@@ -11,7 +11,8 @@ export const setupLeafletMap = async (
     throw new Error("Cannot setup Leaflet map on disconnected element");
   }
   // eslint-disable-next-line
-  const Leaflet = (await import("leaflet")).default as LeafletModuleType;
+  const Leaflet = ((await import("leaflet")) as any)
+    .default as LeafletModuleType;
   Leaflet.Icon.Default.imagePath = "/static/images/leaflet/images/";
 
   const map = Leaflet.map(mapElement);

src/common/entity/compute_attribute_display.ts

@@ -1,5 +1,5 @@
 import { HassEntity } from "home-assistant-js-websocket";
-import { EntityRegistryDisplayEntry } from "../../data/entity_registry";
+import { EntityRegistryEntry } from "../../data/entity_registry";
 import { HomeAssistant } from "../../types";
 import { LocalizeFunc } from "../translations/localize";
 import { computeDomain } from "./compute_domain";
@@ -15,7 +15,7 @@ export const computeAttributeValueDisplay = (
   const attributeValue =
     value !== undefined ? value : stateObj.attributes[attribute];
   const domain = computeDomain(entityId);
-  const entity = entities[entityId] as EntityRegistryDisplayEntry | undefined;
+  const entity = entities[entityId] as EntityRegistryEntry | undefined;
   const translationKey = entity?.translation_key;
 
   return (
@@ -38,7 +38,7 @@ export const computeAttributeNameDisplay = (
 ): string => {
   const entityId = stateObj.entity_id;
   const domain = computeDomain(entityId);
-  const entity = entities[entityId] as EntityRegistryDisplayEntry | undefined;
+  const entity = entities[entityId] as EntityRegistryEntry | undefined;
   const translationKey = entity?.translation_key;
 
   return (

src/common/entity/compute_state_display.ts

@@ -1,6 +1,6 @@
 import { HassEntity } from "home-assistant-js-websocket";
 import { UNAVAILABLE, UNKNOWN } from "../../data/entity";
-import { EntityRegistryDisplayEntry } from "../../data/entity_registry";
+import { EntityRegistryEntry } from "../../data/entity_registry";
 import { FrontendLocaleData } from "../../data/translation";
 import {
   updateIsInstallingFromAttributes,
@@ -49,8 +49,6 @@ export const computeStateDisplayFromEntityAttributes = (
     return localize(`state.default.${state}`);
   }
 
-  const entity = entities[entityId] as EntityRegistryDisplayEntry | undefined;
-
   // Entities with a `unit_of_measurement` or `state_class` are numeric values and should use `formatNumber`
   if (isNumericFromAttributes(attributes)) {
     // state is duration
@@ -71,11 +69,6 @@ export const computeStateDisplayFromEntityAttributes = (
           style: "currency",
           currency: attributes.unit_of_measurement,
           minimumFractionDigits: 2,
-          // Override monetary options with number format
-          ...getNumberFormatOptions(
-            { state, attributes } as HassEntity,
-            entity
-          ),
         });
       } catch (_err) {
         // fallback to default
@@ -89,7 +82,7 @@ export const computeStateDisplayFromEntityAttributes = (
     return `${formatNumber(
       state,
       locale,
-      getNumberFormatOptions({ state, attributes } as HassEntity, entity)
+      getNumberFormatOptions({ state, attributes } as HassEntity)
     )}${unit}`;
   }
 
@@ -167,7 +160,7 @@ export const computeStateDisplayFromEntityAttributes = (
     return formatNumber(
       state,
       locale,
-      getNumberFormatOptions({ state, attributes } as HassEntity, entity)
+      getNumberFormatOptions({ state, attributes } as HassEntity)
     );
   }
 
@@ -206,6 +199,8 @@ export const computeStateDisplayFromEntityAttributes = (
       : localize("ui.card.update.up_to_date");
   }
 
+  const entity = entities[entityId] as EntityRegistryEntry | undefined;
+
   return (
     (entity?.translation_key &&
       localize(

src/common/entity/domain_icon.ts

@@ -15,8 +15,6 @@ import {
   mdiCheckCircleOutline,
   mdiClock,
   mdiCloseCircleOutline,
-  mdiFan,
-  mdiFanOff,
   mdiGestureTapButton,
   mdiLanConnect,
   mdiLanDisconnect,
@@ -30,8 +28,6 @@ import {
   mdiPowerPlug,
   mdiPowerPlugOff,
   mdiRestart,
-  mdiRobot,
-  mdiRobotOff,
   mdiSpeaker,
   mdiSpeakerOff,
   mdiSpeakerPause,
@@ -43,12 +39,7 @@ import {
   mdiTelevisionPlay,
   mdiToggleSwitchVariant,
   mdiToggleSwitchVariantOff,
-  mdiVideo,
-  mdiVideoOff,
-  mdiWaterBoiler,
-  mdiWaterBoilerOff,
   mdiWeatherNight,
-  mdiWhiteBalanceSunny,
 } from "@mdi/js";
 import { HassEntity } from "home-assistant-js-websocket";
 import { UpdateEntity, updateIsInstalling } from "../../data/update";
@@ -90,9 +81,6 @@ export const domainIconWithoutDefault = (
     case "alarm_control_panel":
       return alarmPanelIcon(compareState);
 
-    case "automation":
-      return compareState === "off" ? mdiRobotOff : mdiRobot;
-
     case "binary_sensor":
       return binarySensorIcon(compareState, stateObj);
 
@@ -106,9 +94,6 @@ export const domainIconWithoutDefault = (
           return mdiGestureTapButton;
       }
 
-    case "camera":
-      return compareState === "off" ? mdiVideoOff : mdiVideo;
-
     case "cover":
       return coverIcon(compareState, stateObj);
 
@@ -123,9 +108,6 @@ export const domainIconWithoutDefault = (
       }
       return compareState === "not_home" ? mdiAccountArrowRight : mdiAccount;
 
-    case "fan":
-      return compareState === "off" ? mdiFanOff : mdiFan;
-
     case "humidifier":
       return compareState === "off" ? mdiAirHumidifierOff : mdiAirHumidifier;
 
@@ -234,7 +216,7 @@ export const domainIconWithoutDefault = (
 
     case "sun":
       return stateObj?.state === "above_horizon"
-        ? mdiWhiteBalanceSunny
+        ? FIXED_DOMAIN_ICONS[domain]
         : mdiWeatherNight;
 
     case "switch_as_x":
@@ -250,9 +232,6 @@ export const domainIconWithoutDefault = (
           : mdiPackageUp
         : mdiPackage;
 
-    case "water_heater":
-      return compareState === "off" ? mdiWaterBoilerOff : mdiWaterBoiler;
-
     case "weather":
       return weatherIcon(stateObj?.state);
   }

src/common/integrations/protocolIntegrationPicked.ts

@@ -4,15 +4,12 @@ import { domainToName } from "../../data/integration";
 import { getIntegrationDescriptions } from "../../data/integrations";
 import { showConfigFlowDialog } from "../../dialogs/config-flow/show-dialog-config-flow";
 import { showConfirmationDialog } from "../../dialogs/generic/show-dialog-box";
-import { showMatterAddDeviceDialog } from "../../panels/config/integrations/integration-panels/matter/show-dialog-add-matter-device";
 import { showZWaveJSAddNodeDialog } from "../../panels/config/integrations/integration-panels/zwave_js/show-dialog-zwave_js-add-node";
 import type { HomeAssistant } from "../../types";
 import { documentationUrl } from "../../util/documentation-url";
 import { isComponentLoaded } from "../config/is_component_loaded";
 import { navigate } from "../navigate";
 
-export const PROTOCOL_INTEGRATIONS = ["zha", "zwave_js", "matter"] as const;
-
 export const protocolIntegrationPicked = async (
   element: HTMLElement,
   hass: HomeAssistant,
@@ -116,43 +113,5 @@ export const protocolIntegrationPicked = async (
     }
 
     navigate("/config/zha/add");
-  } else if (domain === "matter") {
-    const entries = await getConfigEntries(hass, {
-      domain,
-    });
-    if (!isComponentLoaded(hass, domain) || !entries.length) {
-      // If the component isn't loaded, ask them to load the integration first
-      showConfirmationDialog(element, {
-        title: hass.localize(
-          "ui.panel.config.integrations.config_flow.missing_zwave_zigbee_title",
-          { integration: "Matter" }
-        ),
-        text: hass.localize(
-          "ui.panel.config.integrations.config_flow.missing_matter",
-          {
-            integration: "Matter",
-            brand: options?.brand || options?.domain || "Matter",
-            supported_hardware_link: html`<a
-              href=${documentationUrl(hass, "/integrations/matter")}
-              target="_blank"
-              rel="noreferrer"
-              >${hass.localize(
-                "ui.panel.config.integrations.config_flow.supported_hardware"
-              )}</a
-            >`,
-          }
-        ),
-        confirmText: hass.localize(
-          "ui.panel.config.integrations.config_flow.proceed"
-        ),
-        confirm: () => {
-          showConfigFlowDialog(element, {
-            startFlowHandler: "matter",
-          });
-        },
-      });
-      return;
-    }
-    showMatterAddDeviceDialog(element);
   }
 };

src/common/number/format_number.ts

@@ -2,7 +2,6 @@ import {
   HassEntity,
   HassEntityAttributeBase,
 } from "home-assistant-js-websocket";
-import { EntityRegistryDisplayEntry } from "../../data/entity_registry";
 import { FrontendLocaleData, NumberFormat } from "../../data/translation";
 import { round } from "./round";
 
@@ -77,23 +76,6 @@ export const formatNumber = (
       ).format(Number(num));
     }
   }
-
-  if (
-    !Number.isNaN(Number(num)) &&
-    num !== "" &&
-    localeOptions?.number_format === NumberFormat.none &&
-    Intl
-  ) {
-    // If NumberFormat is none, use en-US format without grouping.
-    return new Intl.NumberFormat(
-      "en-US",
-      getDefaultFormatOptions(num, {
-        ...options,
-        useGrouping: false,
-      })
-    ).format(Number(num));
-  }
-
   if (typeof num === "string") {
     return num;
   }
@@ -108,16 +90,8 @@ export const formatNumber = (
  * @returns An `Intl.NumberFormatOptions` object with `maximumFractionDigits` set to 0, or `undefined`
  */
 export const getNumberFormatOptions = (
-  entityState: HassEntity,
-  entity?: EntityRegistryDisplayEntry
+  entityState: HassEntity
 ): Intl.NumberFormatOptions | undefined => {
-  const precision = entity?.display_precision;
-  if (precision != null) {
-    return {
-      maximumFractionDigits: precision,
-      minimumFractionDigits: precision,
-    };
-  }
   if (
     Number.isInteger(Number(entityState.attributes?.step)) &&
     Number.isInteger(Number(entityState.state))

src/common/string/has-template.ts

@@ -1,4 +1,4 @@
-const isTemplateRegex = /{%|{{/;
+const isTemplateRegex = new RegExp("{%|{{");
 
 export const isTemplate = (value: string): boolean =>
   isTemplateRegex.test(value);

src/common/structs/is-custom-type.ts

@@ -1,5 +1,6 @@
 import { refine, string } from "superstruct";
-import { isCustomType } from "../../data/lovelace_custom_cards";
+
+export const isCustomType = (value: string) => value.startsWith("custom:");
 
 export const customType = () =>
   refine(string(), "custom element type", isCustomType);

src/common/translations/localize.ts

@@ -65,21 +65,19 @@ export interface FormatsType {
 
 const loadedPolyfillLocale = new Set();
 
-const locale = getLocalLanguage();
-
 const polyfills: Promise<any>[] = [];
 if (__BUILD__ === "latest") {
   if (shouldPolyfillLocale()) {
-    await import("@formatjs/intl-locale/polyfill");
+    polyfills.push(import("@formatjs/intl-locale/polyfill"));
   }
-  if (shouldPolyfillPluralRules(locale)) {
+  if (shouldPolyfillPluralRules()) {
     polyfills.push(import("@formatjs/intl-pluralrules/polyfill"));
     polyfills.push(import("@formatjs/intl-pluralrules/locale-data/en"));
   }
-  if (shouldPolyfillRelativeTime(locale)) {
+  if (shouldPolyfillRelativeTime()) {
     polyfills.push(import("@formatjs/intl-relativetimeformat/polyfill"));
   }
-  if (shouldPolyfillDateTime(locale)) {
+  if (shouldPolyfillDateTime()) {
     polyfills.push(import("@formatjs/intl-datetimeformat/polyfill"));
     polyfills.push(import("@formatjs/intl-datetimeformat/add-all-tz"));
   }
@@ -90,7 +88,7 @@ export const polyfillsLoaded =
     ? undefined
     : Promise.all(polyfills).then(() =>
         // Load the default language
-        loadPolyfillLocales(locale)
+        loadPolyfillLocales(getLocalLanguage())
       );
 
 /**
@@ -216,7 +214,7 @@ export const loadPolyfillLocales = async (language: string) => {
       // @ts-ignore
       Intl.DateTimeFormat.__addLocaleData(await result.json());
     }
-  } catch (e) {
+  } catch (_e) {
     // Ignore
   }
 };

src/common/util/select-unit.ts

@@ -19,7 +19,6 @@ const SECS_PER_HOUR = SECS_PER_MIN * 60;
 // Adapted from https://github.com/formatjs/formatjs/blob/186cef62f980ec66252ee232f438a42d0b51b9f9/packages/intl-utils/src/diff.ts
 export function selectUnit(
   from: Date | number,
-  // eslint-disable-next-line @typescript-eslint/default-param-last
   to: Date | number = Date.now(),
   locale: FrontendLocaleData,
   thresholds: Partial<Thresholds> = {}

src/components/buttons/ha-call-api-button.ts

@@ -1,10 +1,9 @@
 import { css, CSSResultGroup, html, LitElement } from "lit";
-import { customElement, property, query } from "lit/decorators";
+import { property, query } from "lit/decorators";
 import { fireEvent } from "../../common/dom/fire_event";
 import { HomeAssistant } from "../../types";
 import "./ha-progress-button";
 
-@customElement("ha-call-api-button")
 class HaCallApiButton extends LitElement {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
@@ -70,6 +69,8 @@ class HaCallApiButton extends LitElement {
   }
 }
 
+customElements.define("ha-call-api-button", HaCallApiButton);
+
 declare global {
   interface HTMLElementTagNameMap {
     "ha-call-api-button": HaCallApiButton;

src/components/chart/ha-chart-base.ts

@@ -233,11 +233,7 @@ export default class HaChartBase extends LitElement {
       {
         id: "afterRenderHook",
         afterRender: (chart) => {
-          const change = chart.height - (this._chartHeight ?? 0);
-          if (!this._chartHeight || change > 0 || change < -12) {
-            // hysteresis to prevent infinite render loops
-            this._chartHeight = chart.height;
-          }
+          this._chartHeight = chart.height;
         },
         legend: {
           ...this.options?.plugins?.legend,

src/components/chart/state-history-chart-line.ts

@@ -22,7 +22,7 @@ class StateHistoryChartLine extends LitElement {
 
   @property({ attribute: false }) public data: LineChartEntity[] = [];
 
-  @property() public names?: Record<string, string>;
+  @property() public names: boolean | Record<string, string> = false;
 
   @property() public unit?: string;
 

src/components/chart/state-history-chart-timeline.ts

@@ -19,7 +19,7 @@ export class StateHistoryChartTimeline extends LitElement {
 
   @property() public narrow!: boolean;
 
-  @property() public names?: Record<string, string>;
+  @property() public names: boolean | Record<string, string> = false;
 
   @property() public unit?: string;
 
@@ -64,8 +64,6 @@ export class StateHistoryChartTimeline extends LitElement {
     }
 
     if (
-      changedProps.has("startTime") ||
-      changedProps.has("endTime") ||
       changedProps.has("data") ||
       this._chartTime <
         new Date(this.endTime.getTime() - MIN_TIME_BETWEEN_UPDATES)
@@ -143,10 +141,7 @@ export class StateHistoryChartTimeline extends LitElement {
             }
           },
           afterUpdate: (y) => {
-            if (
-              this._yWidth !== Math.floor(y.width) &&
-              y.ticks.length === this.data.length
-            ) {
+            if (this._yWidth !== Math.floor(y.width)) {
               this._yWidth = Math.floor(y.width);
               fireEvent(this, "y-width-changed", {
                 value: this._yWidth,

src/components/chart/state-history-charts.ts

@@ -4,12 +4,11 @@ import {
   CSSResultGroup,
   html,
   LitElement,
-  nothing,
   PropertyValues,
+  TemplateResult,
 } from "lit";
-import { customElement, eventOptions, property, state } from "lit/decorators";
+import { customElement, property, state, eventOptions } from "lit/decorators";
 import { isComponentLoaded } from "../../common/config/is_component_loaded";
-import { restoreScroll } from "../../common/decorators/restore-scroll";
 import {
   HistoryResult,
   LineChartUnit,
@@ -18,6 +17,7 @@ import {
 import type { HomeAssistant } from "../../types";
 import "./state-history-chart-line";
 import "./state-history-chart-timeline";
+import { restoreScroll } from "../../common/decorators/restore-scroll";
 
 const CANVAS_TIMELINE_ROWS_CHUNK = 10; // Split up the canvases to avoid hitting the render limit
 
@@ -38,14 +38,14 @@ declare global {
 }
 
 @customElement("state-history-charts")
-export class StateHistoryCharts extends LitElement {
+class StateHistoryCharts extends LitElement {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
   @property({ attribute: false }) public historyData!: HistoryResult;
 
   @property() public narrow!: boolean;
 
-  @property() public names?: Record<string, string>;
+  @property({ type: Boolean }) public names = false;
 
   @property({ type: Boolean, attribute: "virtualize", reflect: true })
   public virtualize = false;
@@ -71,7 +71,8 @@ export class StateHistoryCharts extends LitElement {
   // @ts-ignore
   @restoreScroll(".container") private _savedScrollPos?: number;
 
-  protected render() {
+  @eventOptions({ passive: true })
+  protected render(): TemplateResult {
     if (!isComponentLoaded(this.hass, "history")) {
       return html`<div class="info">
         ${this.hass.localize("ui.components.history_charts.history_disabled")}
@@ -130,9 +131,9 @@ export class StateHistoryCharts extends LitElement {
   private _renderHistoryItem = (
     item: TimelineEntity[] | LineChartUnit,
     index: number
-  ) => {
+  ): TemplateResult => {
     if (!item || index === undefined) {
-      return nothing;
+      return html``;
     }
     if (!Array.isArray(item)) {
       return html`<div class="entry-container">

src/components/chart/statistics-chart.ts

@@ -59,14 +59,14 @@ export const statTypeMap: Record<ExtendedStatisticType, StatisticType> = {
 class StatisticsChart extends LitElement {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
-  @property({ attribute: false }) public statisticsData?: Statistics;
+  @property({ attribute: false }) public statisticsData!: Statistics;
 
   @property({ attribute: false }) public metadata?: Record<
     string,
     StatisticsMetaData
   >;
 
-  @property() public names?: Record<string, string>;
+  @property() public names: boolean | Record<string, string> = false;
 
   @property() public unit?: string;
 
@@ -99,11 +99,7 @@ class StatisticsChart extends LitElement {
     if (!this.hasUpdated || changedProps.has("unit")) {
       this._createOptions();
     }
-    if (
-      changedProps.has("statisticsData") ||
-      changedProps.has("statTypes") ||
-      changedProps.has("hideLegend")
-    ) {
+    if (changedProps.has("statisticsData") || changedProps.has("statTypes")) {
       this._generateData();
     }
   }
@@ -332,10 +328,7 @@ class StatisticsChart extends LitElement {
         prevEndTime = end;
       };
 
-      const color = getGraphColorByIndex(
-        colorIndex,
-        this._computedStyle || getComputedStyle(this)
-      );
+      const color = getGraphColorByIndex(colorIndex, this._computedStyle!);
       colorIndex++;
 
       const statTypes: this["statTypes"] = [];

src/components/data-table/ha-data-table.ts

@@ -1,4 +1,3 @@
-import "@lit-labs/virtualizer";
 import { mdiArrowDown, mdiArrowUp } from "@mdi/js";
 import deepClone from "deep-clone-simple";
 import {
@@ -6,7 +5,6 @@ import {
   CSSResultGroup,
   html,
   LitElement,
-  nothing,
   PropertyValues,
   TemplateResult,
 } from "lit";
@@ -23,15 +21,16 @@ import { styleMap } from "lit/directives/style-map";
 import memoizeOne from "memoize-one";
 import { restoreScroll } from "../../common/decorators/restore-scroll";
 import { fireEvent } from "../../common/dom/fire_event";
+import "../search-input";
 import { debounce } from "../../common/util/debounce";
 import { nextRender } from "../../common/util/render-status";
 import { haStyleScrollbar } from "../../resources/styles";
-import { HomeAssistant } from "../../types";
 import "../ha-checkbox";
 import type { HaCheckbox } from "../ha-checkbox";
 import "../ha-svg-icon";
-import "../search-input";
 import { filterData, sortData } from "./sort-filter";
+import { HomeAssistant } from "../../types";
+import "@lit-labs/virtualizer";
 
 declare global {
   // for fire event
@@ -74,7 +73,7 @@ export interface DataTableColumnData<T = any> extends DataTableSortColumnData {
   title: TemplateResult | string;
   label?: TemplateResult | string;
   type?: "numeric" | "icon" | "icon-button" | "overflow-menu";
-  template?: (data: any, row: T) => TemplateResult | string | typeof nothing;
+  template?: (data: any, row: T) => TemplateResult | string;
   width?: string;
   maxWidth?: string;
   grows?: boolean;
@@ -353,10 +352,13 @@ export class HaDataTable extends LitElement {
     `;
   }
 
-  private _renderRow = (row: DataTableRowData, index: number) => {
+  private _renderRow = (
+    row: DataTableRowData,
+    index: number
+  ): TemplateResult => {
     // not sure how this happens...
     if (!row) {
-      return nothing;
+      return html``;
     }
     if (row.append) {
       return html` <div class="mdc-data-table__row">${row.content}</div> `;
@@ -459,9 +461,7 @@ export class HaDataTable extends LitElement {
     const elapsed = curTime - startTime;
 
     if (elapsed < 100) {
-      await new Promise((resolve) => {
-        setTimeout(resolve, 100 - elapsed);
-      });
+      await new Promise((resolve) => setTimeout(resolve, 100 - elapsed));
     }
     if (this.curRequest !== curRequest) {
       return;

src/components/data-table/sort_filter_worker.ts

@@ -67,11 +67,11 @@ const sortData = (
       }
     }
 
-    // Ensure "undefined" and "null" are always sorted to the bottom
-    if (valA == null && valB != null) {
+    // Ensure "undefined" is always sorted to the bottom
+    if (valA === undefined && valB !== undefined) {
       return 1;
     }
-    if (valB == null && valA != null) {
+    if (valB === undefined && valA !== undefined) {
       return -1;
     }
 

src/components/device/ha-area-devices-picker.ts

@@ -1,7 +1,7 @@
 import "@material/mwc-button/mwc-button";
-import { ComboBoxLitRenderer } from "@vaadin/combo-box/lit";
 import { UnsubscribeFunc } from "home-assistant-js-websocket";
-import { html, LitElement, PropertyValues, nothing } from "lit";
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
+import { ComboBoxLitRenderer } from "@vaadin/combo-box/lit";
 import { customElement, property, state } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { fireEvent } from "../../common/dom/fire_event";
@@ -230,9 +230,9 @@ export class HaAreaDevicesPicker extends SubscribeMixin(LitElement) {
     }
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._devices || !this._areas || !this._entities) {
-      return nothing;
+      return html``;
     }
     const areas = this._getAreasWithDevices(
       this._devices,

src/components/device/ha-device-automation-picker.ts

@@ -1,5 +1,5 @@
 import "@material/mwc-list/mwc-list-item";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { property, state } from "lit/decorators";
 import { fireEvent } from "../../common/dom/fire_event";
 import {
@@ -85,9 +85,9 @@ export abstract class HaDeviceAutomationPicker<
     return `${this._automations[idx].device_id}_${idx}`;
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (this._renderEmpty) {
-      return nothing;
+      return html``;
     }
     const value = this._value;
     return html`

src/components/device/ha-device-picker.ts

@@ -1,5 +1,5 @@
 import "@material/mwc-list/mwc-list-item";
-import { HassEntity, UnsubscribeFunc } from "home-assistant-js-websocket";
+import { UnsubscribeFunc } from "home-assistant-js-websocket";
 import { html, LitElement, PropertyValues, TemplateResult } from "lit";
 import { ComboBoxLitRenderer } from "@vaadin/combo-box/lit";
 import { customElement, property, query, state } from "lit/decorators";
@@ -37,8 +37,6 @@ export type HaDevicePickerDeviceFilterFunc = (
   device: DeviceRegistryEntry
 ) => boolean;
 
-export type HaDevicePickerEntityFilterFunc = (entity: HassEntity) => boolean;
-
 const rowRenderer: ComboBoxLitRenderer<Device> = (item) => html`<mwc-list-item
   .twoline=${!!item.area}
 >
@@ -96,8 +94,6 @@ export class HaDevicePicker extends SubscribeMixin(LitElement) {
 
   @property() public deviceFilter?: HaDevicePickerDeviceFilterFunc;
 
-  @property() public entityFilter?: HaDevicePickerEntityFilterFunc;
-
   @property({ type: Boolean }) public disabled?: boolean;
 
   @property({ type: Boolean }) public required?: boolean;
@@ -117,7 +113,6 @@ export class HaDevicePicker extends SubscribeMixin(LitElement) {
       excludeDomains: this["excludeDomains"],
       includeDeviceClasses: this["includeDeviceClasses"],
       deviceFilter: this["deviceFilter"],
-      entityFilter: this["entityFilter"],
       excludeDevices: this["excludeDevices"]
     ): Device[] => {
       if (!devices.length) {
@@ -132,12 +127,7 @@ export class HaDevicePicker extends SubscribeMixin(LitElement) {
 
       const deviceEntityLookup: DeviceEntityLookup = {};
 
-      if (
-        includeDomains ||
-        excludeDomains ||
-        includeDeviceClasses ||
-        entityFilter
-      ) {
+      if (includeDomains || excludeDomains || includeDeviceClasses) {
         for (const entity of entities) {
           if (!entity.device_id) {
             continue;
@@ -208,22 +198,6 @@ export class HaDevicePicker extends SubscribeMixin(LitElement) {
         });
       }
 
-      if (entityFilter) {
-        inputDevices = inputDevices.filter((device) => {
-          const devEntities = deviceEntityLookup[device.id];
-          if (!devEntities || !devEntities.length) {
-            return false;
-          }
-          return devEntities.some((entity) => {
-            const stateObj = this.hass.states[entity.entity_id];
-            if (!stateObj) {
-              return false;
-            }
-            return entityFilter(stateObj);
-          });
-        });
-      }
-
       if (deviceFilter) {
         inputDevices = inputDevices.filter(
           (device) =>
@@ -300,7 +274,6 @@ export class HaDevicePicker extends SubscribeMixin(LitElement) {
         this.excludeDomains,
         this.includeDeviceClasses,
         this.deviceFilter,
-        this.entityFilter,
         this.excludeDevices
       );
     }

src/components/device/ha-devices-picker.ts

@@ -1,13 +1,10 @@
-import { css, html, LitElement, nothing } from "lit";
+import { css, html, LitElement, TemplateResult } from "lit";
 import { customElement, property } from "lit/decorators";
 import { fireEvent } from "../../common/dom/fire_event";
 import { PolymerChangedEvent } from "../../polymer-types";
 import { HomeAssistant } from "../../types";
 import "./ha-device-picker";
-import type {
-  HaDevicePickerDeviceFilterFunc,
-  HaDevicePickerEntityFilterFunc,
-} from "./ha-device-picker";
+import type { HaDevicePickerDeviceFilterFunc } from "./ha-device-picker";
 
 @customElement("ha-devices-picker")
 class HaDevicesPicker extends LitElement {
@@ -47,11 +44,9 @@ class HaDevicesPicker extends LitElement {
 
   @property() public deviceFilter?: HaDevicePickerDeviceFilterFunc;
 
-  @property() public entityFilter?: HaDevicePickerEntityFilterFunc;
-
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     const currentDevices = this._currentDevices;
@@ -64,7 +59,6 @@ class HaDevicesPicker extends LitElement {
               .curValue=${entityId}
               .hass=${this.hass}
               .deviceFilter=${this.deviceFilter}
-              .entityFilter=${this.entityFilter}
               .includeDomains=${this.includeDomains}
               .excludeDomains=${this.excludeDomains}
               .includeDeviceClasses=${this.includeDeviceClasses}
@@ -82,10 +76,8 @@ class HaDevicesPicker extends LitElement {
           .hass=${this.hass}
           .helper=${this.helper}
           .deviceFilter=${this.deviceFilter}
-          .entityFilter=${this.entityFilter}
           .includeDomains=${this.includeDomains}
           .excludeDomains=${this.excludeDomains}
-          .excludeDevices=${currentDevices}
           .includeDeviceClasses=${this.includeDeviceClasses}
           .label=${this.pickDeviceLabel}
           .disabled=${this.disabled}

src/components/entity/ha-entities-picker.ts

@@ -1,5 +1,5 @@
 import type { HassEntity } from "home-assistant-js-websocket";
-import { css, html, LitElement, nothing } from "lit";
+import { css, html, LitElement, TemplateResult } from "lit";
 import { customElement, property } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { fireEvent } from "../../common/dom/fire_event";
@@ -76,9 +76,9 @@ class HaEntitiesPickerLight extends LitElement {
 
   @property() public entityFilter?: HaEntityPickerEntityFilterFunc;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     const currentEntities = this._currentEntities;

src/components/entity/ha-entity-attribute-picker.ts

@@ -1,5 +1,5 @@
 import { HassEntity } from "home-assistant-js-websocket";
-import { html, LitElement, PropertyValues, nothing } from "lit";
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
 import { customElement, property, query } from "lit/decorators";
 import { formatAttributeName } from "../../data/entity_attributes";
 import { PolymerChangedEvent } from "../../polymer-types";
@@ -60,9 +60,9 @@ class HaEntityAttributePicker extends LitElement {
     }
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     return html`

src/components/entity/ha-entity-picker.ts

@@ -1,4 +1,4 @@
-import "../ha-list-item";
+import "@material/mwc-list/mwc-list-item";
 import { HassEntity } from "home-assistant-js-websocket";
 import { html, LitElement, PropertyValues, TemplateResult } from "lit";
 import { ComboBoxLitRenderer } from "@vaadin/combo-box/lit";
@@ -24,13 +24,13 @@ export type HaEntityPickerEntityFilterFunc = (entity: HassEntity) => boolean;
 
 // eslint-disable-next-line lit/prefer-static-styles
 const rowRenderer: ComboBoxLitRenderer<HassEntityWithCachedName> = (item) =>
-  html`<ha-list-item graphic="avatar" .twoline=${!!item.entity_id}>
+  html`<mwc-list-item graphic="avatar" .twoline=${!!item.entity_id}>
     ${item.state
       ? html`<state-badge slot="graphic" .stateObj=${item}></state-badge>`
       : ""}
     <span>${item.friendly_name}</span>
     <span slot="secondary">${item.entity_id}</span>
-  </ha-list-item>`;
+  </mwc-list-item>`;
 
 @customElement("ha-entity-picker")
 export class HaEntityPicker extends LitElement {

src/components/entity/ha-entity-state-picker.ts

@@ -1,14 +1,14 @@
 import { HassEntity } from "home-assistant-js-websocket";
-import { html, LitElement, PropertyValues, nothing } from "lit";
+import { html, LitElement, PropertyValues, TemplateResult } from "lit";
 import { customElement, property, query } from "lit/decorators";
-import { fireEvent } from "../../common/dom/fire_event";
 import { computeStateDisplay } from "../../common/entity/compute_state_display";
-import { getStates } from "../../common/entity/get_states";
-import { formatAttributeValue } from "../../data/entity_attributes";
 import { PolymerChangedEvent } from "../../polymer-types";
+import { getStates } from "../../common/entity/get_states";
 import { HomeAssistant } from "../../types";
 import "../ha-combo-box";
 import type { HaComboBox } from "../ha-combo-box";
+import { formatAttributeValue } from "../../data/entity_attributes";
+import { fireEvent } from "../../common/dom/fire_event";
 
 export type HaEntityPickerEntityFilterFunc = (entityId: HassEntity) => boolean;
 
@@ -64,9 +64,9 @@ class HaEntityStatePicker extends LitElement {
     }
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     return html`