avoid downloading the whole entity registry again as well

Fetch all the data at once since it is not dependant

.eslintrc.json

@@ -59,6 +59,7 @@
     "prefer-destructuring": "off",
     "no-restricted-globals": [2, "event"],
     "prefer-promise-reject-errors": "off",
+    "no-unsafe-optional-chaining": "warn",
     "import/prefer-default-export": "off",
     "import/no-default-export": "off",
     "import/no-unresolved": "off",
@@ -119,6 +120,7 @@
     "lit/no-template-map": "off",
     "lit/no-native-attributes": "warn",
     "lit/no-this-assign-in-render": "warn",
+    "lit/prefer-nothing": "warn",
     "lit-a11y/click-events-have-key-events": ["off"],
     "lit-a11y/no-autofocus": "off",
     "lit-a11y/alt-text": "warn",

.github/dependabot.yml

@@ -6,3 +6,16 @@ updates:
       interval: weekly
       time: "06:00"
     open-pull-requests-limit: 10
+  - package-ecosystem: "npm"
+    directory: "/"
+    schedule:
+      interval: "daily"
+      time: "03:00"
+    open-pull-requests-limit: 10
+    labels:
+      - "dependencies"
+    ignore:
+      # Ignore rollup and plugins until everything else is updated
+      - dependency-name: "*rollup*"
+      - dependency-name: "@rollup/*"
+      - dependency-name: "serve"

.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-3.5.0.cjs
+yarnPath: .yarn/releases/yarn-3.3.1.cjs

build-scripts/bundle.js

@@ -2,15 +2,6 @@ const path = require("path");
 const env = require("./env.js");
 const paths = require("./paths.js");
 
-// GitHub base URL to use for production source maps
-// Nightly builds use the commit SHA, otherwise assumes there is a tag that matches the version
-module.exports.sourceMapURL = () => {
-  const ref = env.version().endsWith("dev")
-    ? process.env.GITHUB_SHA || "dev"
-    : env.version();
-  return `https://raw.githubusercontent.com/home-assistant/frontend/${ref}`;
-};
-
 // Files from NPM Packages that should not be imported
 // eslint-disable-next-line unused-imports/no-unused-vars
 module.exports.ignorePackages = ({ latestBuild }) => [
@@ -62,26 +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, isTestBuild }) => ({
+module.exports.terserOptions = (latestBuild) => ({
   safari10: !latestBuild,
   ecma: latestBuild ? undefined : 5,
-  format: { comments: false },
-  sourceMap: !isTestBuild,
+  output: { comments: false },
 });
 
-module.exports.babelOptions = ({ latestBuild, isProdBuild, isTestBuild }) => ({
+module.exports.babelOptions = ({ latestBuild }) => ({
   babelrc: false,
   compact: false,
   presets: [
@@ -89,7 +67,7 @@ module.exports.babelOptions = ({ latestBuild, isProdBuild, isTestBuild }) => ({
       "@babel/preset-env",
       {
         useBuiltIns: "entry",
-        corejs: { version: "3.29", proposals: true },
+        corejs: { version: "3.28", proposals: true },
         bugfixes: true,
       },
     ],
@@ -115,42 +93,20 @@ module.exports.babelOptions = ({ latestBuild, isProdBuild, isTestBuild }) => ({
     "@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-class-static-block",
     ["@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
     /node_modules[\\/]core-js/,
     /node_modules[\\/]webpack[\\/]buildin/,
   ],
-  sourceMaps: !isTestBuild,
 });
 
-const nameSuffix = (latestBuild) => (latestBuild ? "-latest" : "-es5");
-
 const outputPath = (outputRoot, latestBuild) =>
   path.resolve(outputRoot, latestBuild ? "frontend_latest" : "frontend_es5");
 
@@ -173,17 +129,14 @@ BundleConfig {
   latestBuild: boolean,
   // If we're doing a stats build (create nice chunk names)
   isStatsBuild: boolean,
-  // If it's just a test build in CI, skip time on source map generation
-  isTestBuild: boolean,
   // Names of entrypoints that should not be hashed
   dontHash: Set<string>
 }
 */
 
 module.exports.config = {
-  app({ isProdBuild, latestBuild, isStatsBuild, isTestBuild, isWDS }) {
+  app({ isProdBuild, latestBuild, isStatsBuild, isWDS }) {
     return {
-      name: "app" + nameSuffix(latestBuild),
       entry: {
         service_worker: "./src/entrypoints/service_worker.ts",
         app: "./src/entrypoints/app.ts",
@@ -197,14 +150,12 @@ module.exports.config = {
       isProdBuild,
       latestBuild,
       isStatsBuild,
-      isTestBuild,
       isWDS,
     };
   },
 
   demo({ isProdBuild, latestBuild, isStatsBuild }) {
     return {
-      name: "demo" + nameSuffix(latestBuild),
       entry: {
         main: path.resolve(paths.demo_dir, "src/entrypoint.ts"),
       },
@@ -234,7 +185,6 @@ module.exports.config = {
     }
 
     return {
-      name: "cast" + nameSuffix(latestBuild),
       entry,
       outputPath: outputPath(paths.cast_output_root, latestBuild),
       publicPath: publicPath(latestBuild),
@@ -246,9 +196,8 @@ module.exports.config = {
     };
   },
 
-  hassio({ isProdBuild, latestBuild, isStatsBuild, isTestBuild }) {
+  hassio({ isProdBuild, latestBuild }) {
     return {
-      name: "supervisor" + nameSuffix(latestBuild),
       entry: {
         entrypoint: path.resolve(paths.hassio_dir, "src/entrypoint.ts"),
       },
@@ -256,8 +205,6 @@ module.exports.config = {
       publicPath: publicPath(latestBuild, paths.hassio_publicPath),
       isProdBuild,
       latestBuild,
-      isStatsBuild,
-      isTestBuild,
       isHassioBuild: true,
       defineOverlay: {
         __SUPERVISOR__: true,
@@ -267,7 +214,6 @@ module.exports.config = {
 
   gallery({ isProdBuild, latestBuild }) {
     return {
-      name: "gallery" + nameSuffix(latestBuild),
       entry: {
         entrypoint: path.resolve(paths.gallery_dir, "src/entrypoint.js"),
       },

build-scripts/env.js

@@ -17,7 +17,7 @@ module.exports = {
   isStatsBuild() {
     return process.env.STATS === "1";
   },
-  isTestBuild() {
+  isTest() {
     return process.env.IS_TEST === "true";
   },
   isNetlify() {

build-scripts/gulp/app.js

@@ -1,7 +1,8 @@
 // Run HA develop mode
-
 const gulp = require("gulp");
+
 const env = require("../env");
+
 require("./clean.js");
 require("./translations.js");
 require("./locale-data.js");
@@ -49,7 +50,7 @@ gulp.task(
     "copy-static-app",
     env.useRollup() ? "rollup-prod-app" : "webpack-prod-app",
     // Don't compress running tests
-    ...(env.isTestBuild() ? [] : ["compress-app"]),
+    ...(env.isTest() ? [] : ["compress-app"]),
     gulp.parallel(
       "gen-pages-prod",
       "gen-index-app-prod",

build-scripts/gulp/gallery.js

@@ -20,7 +20,7 @@ require("./rollup.js");
 
 gulp.task("gather-gallery-pages", async function gatherPages() {
   const pageDir = path.resolve(paths.gallery_dir, "src/pages");
-  const files = await glob(path.resolve(pageDir, "**/*"));
+  const files = glob.sync(path.resolve(pageDir, "**/*"));
 
   const galleryBuild = path.resolve(paths.gallery_dir, "build");
   fs.mkdirSync(galleryBuild, { recursive: true });

build-scripts/gulp/hassio.js

@@ -1,5 +1,7 @@
 const gulp = require("gulp");
+
 const env = require("../env");
+
 require("./clean.js");
 require("./gen-icons-json.js");
 require("./webpack.js");
@@ -41,6 +43,6 @@ gulp.task(
     env.useRollup() ? "rollup-prod-hassio" : "webpack-prod-hassio",
     "gen-index-hassio-prod",
     ...// Don't compress running tests
-    (env.isTestBuild() ? [] : ["compress-hassio"])
+    (env.isTest() ? [] : ["compress-hassio"])
   )
 );

build-scripts/gulp/webpack.js

@@ -5,7 +5,6 @@ const webpack = require("webpack");
 const WebpackDevServer = require("webpack-dev-server");
 const log = require("fancy-log");
 const path = require("path");
-const env = require("../env");
 const paths = require("../paths");
 const {
   createAppConfig,
@@ -105,8 +104,6 @@ gulp.task("webpack-prod-app", () =>
   prodBuild(
     bothBuilds(createAppConfig, {
       isProdBuild: true,
-      isStatsBuild: env.isStatsBuild(),
-      isTestBuild: env.isTestBuild(),
     })
   )
 );
@@ -164,8 +161,6 @@ gulp.task("webpack-prod-hassio", () =>
   prodBuild(
     bothBuilds(createHassioConfig, {
       isProdBuild: true,
-      isStatsBuild: env.isStatsBuild(),
-      isTestBuild: env.isTestBuild(),
     })
   )
 );

build-scripts/removedIcons.json

@@ -1 +1,30 @@
-[]
+[
+  {
+    "path": "M20,20H7A2,2 0 0,1 5,18V8.94L2.23,5.64C2.09,5.47 2,5.24 2,5A1,1 0 0,1 3,4H20A2,2 0 0,1 22,6V18A2,2 0 0,1 20,20M8.5,7A0.5,0.5 0 0,0 8,7.5V8.5A0.5,0.5 0 0,0 8.5,9H18.5A0.5,0.5 0 0,0 19,8.5V7.5A0.5,0.5 0 0,0 18.5,7H8.5M8.5,11A0.5,0.5 0 0,0 8,11.5V12.5A0.5,0.5 0 0,0 8.5,13H18.5A0.5,0.5 0 0,0 19,12.5V11.5A0.5,0.5 0 0,0 18.5,11H8.5M8.5,15A0.5,0.5 0 0,0 8,15.5V16.5A0.5,0.5 0 0,0 8.5,17H13.5A0.5,0.5 0 0,0 14,16.5V15.5A0.5,0.5 0 0,0 13.5,15H8.5Z",
+    "name": "android-messages"
+  },
+  {
+    "path": "M4,6H2V20A2,2 0 0,0 4,22H18V20H4V6M20,2H8A2,2 0 0,0 6,4V16A2,2 0 0,0 8,18H20A2,2 0 0,0 22,16V4A2,2 0 0,0 20,2M20,12L17.5,10.5L15,12V4H20V12Z",
+    "name": "book-variant-multiple"
+  },
+  {
+    "path": "M21,14H3V4H21M21,2H3C1.89,2 1,2.89 1,4V16A2,2 0 0,0 3,18H10L8,21V22H16V21L14,18H21A2,2 0 0,0 23,16V4C23,2.89 22.1,2 21,2Z",
+    "name": "desktop-mac"
+  },
+  {
+    "path": "M21,14V4H3V14H21M21,2A2,2 0 0,1 23,4V16A2,2 0 0,1 21,18H14L16,21V22H8V21L10,18H3C1.89,18 1,17.1 1,16V4C1,2.89 1.89,2 3,2H21M4,5H15V10H4V5M16,5H20V7H16V5M20,8V13H16V8H20M4,11H9V13H4V11M10,11H15V13H10V11Z",
+    "name": "desktop-mac-dashboard"
+  },
+  {
+    "path": "M22,24L16.75,19L17.38,21H4.5A2.5,2.5 0 0,1 2,18.5V3.5A2.5,2.5 0 0,1 4.5,1H19.5A2.5,2.5 0 0,1 22,3.5V24M12,6.8C9.32,6.8 7.44,7.95 7.44,7.95C8.47,7.03 10.27,6.5 10.27,6.5L10.1,6.33C8.41,6.36 6.88,7.53 6.88,7.53C5.16,11.12 5.27,14.22 5.27,14.22C6.67,16.03 8.75,15.9 8.75,15.9L9.46,15C8.21,14.73 7.42,13.62 7.42,13.62C7.42,13.62 9.3,14.9 12,14.9C14.7,14.9 16.58,13.62 16.58,13.62C16.58,13.62 15.79,14.73 14.54,15L15.25,15.9C15.25,15.9 17.33,16.03 18.73,14.22C18.73,14.22 18.84,11.12 17.12,7.53C17.12,7.53 15.59,6.36 13.9,6.33L13.73,6.5C13.73,6.5 15.53,7.03 16.56,7.95C16.56,7.95 14.68,6.8 12,6.8M9.93,10.59C10.58,10.59 11.11,11.16 11.1,11.86C11.1,12.55 10.58,13.13 9.93,13.13C9.29,13.13 8.77,12.55 8.77,11.86C8.77,11.16 9.28,10.59 9.93,10.59M14.1,10.59C14.75,10.59 15.27,11.16 15.27,11.86C15.27,12.55 14.75,13.13 14.1,13.13C13.46,13.13 12.94,12.55 12.94,11.86C12.94,11.16 13.45,10.59 14.1,10.59Z",
+    "name": "discord"
+  },
+  {
+    "path": "M8.06,7.78C7.5,7.78 7.17,7.73 7.08,7.64L6.66,13.73C7.19,14.05 7.88,14.3 8.72,14.5C9.56,14.71 10.78,14.77 12.38,14.67C13.97,14.58 15.63,14.23 17.34,13.64L16.55,4.22C15.67,5.09 14.38,5.91 12.66,6.66C11.13,7.31 9.81,7.69 8.72,7.78H8.06M7.97,5.34C7.28,5.94 7,6.34 7.13,6.56C7.22,6.78 7.7,6.84 8.58,6.75C9.67,6.66 10.91,6.31 12.28,5.72C13.22,5.31 14.03,4.88 14.72,4.41C15.41,3.94 15.88,3.55 16.13,3.23C16.38,2.92 16.47,2.7 16.41,2.58C16.34,2.42 16.03,2.34 15.47,2.34C14.34,2.34 12.94,2.7 11.25,3.42C9.81,4.05 8.72,4.69 7.97,5.34M17.34,2.2C17.41,2.33 17.44,2.47 17.44,2.63L18.61,17C18.61,18.73 18,20.09 16.83,21.07C15.64,22.05 14.03,22.55 12,22.55C10,22.55 8.4,22.04 7.2,21C6,20 5.39,18.64 5.39,16.92L6.09,6.47C6.09,6.22 6.2,5.94 6.42,5.63C6.64,5.31 6.84,5.06 7.03,4.88L7.36,4.59C8.33,3.78 9.5,3.08 10.88,2.5C11.81,2.08 12.73,1.77 13.62,1.57C14.5,1.37 15.3,1.3 16,1.38C16.71,1.46 17.16,1.73 17.34,2.2Z",
+    "name": "google-home"
+  },
+  {
+    "path": "M19.25,19H4.75V3H19.25M14,22H10V21H14M18,0H6A3,3 0 0,0 3,3V21A3,3 0 0,0 6,24H18A3,3 0 0,0 21,21V3A3,3 0 0,0 18,0Z",
+    "name": "tablet-android"
+  }
+]

build-scripts/rollup.js

@@ -39,18 +39,11 @@ const createRollupConfig = ({
   inputOptions: {
     input: entry,
     // Some entry points contain no JavaScript. This setting silences a warning about that.
-    // https://rollupjs.org/configuration-options/#preserveentrysignatures
+    // https://rollupjs.org/guide/en/#preserveentrysignatures
     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",
       }),
@@ -76,7 +69,7 @@ const createRollupConfig = ({
         }),
       !isWDS && worker(),
       !isWDS && dontHashPlugin({ dontHash }),
-      !isWDS && isProdBuild && terser(bundle.terserOptions({ latestBuild })),
+      !isWDS && isProdBuild && terser(bundle.terserOptions(latestBuild)),
       !isWDS &&
         isStatsBuild &&
         visualizer({
@@ -90,20 +83,20 @@ const createRollupConfig = ({
    * @type { import("rollup").OutputOptions }
    */
   outputOptions: {
-    // https://rollupjs.org/configuration-options/#output-dir
+    // https://rollupjs.org/guide/en/#outputdir
     dir: outputPath,
-    // https://rollupjs.org/configuration-options/#output-format
+    // https://rollupjs.org/guide/en/#outputformat
     format: latestBuild ? "es" : "systemjs",
-    // https://rollupjs.org/configuration-options/#output-externallivebindings
+    // https://rollupjs.org/guide/en/#outputexternallivebindings
     externalLiveBindings: false,
-    // https://rollupjs.org/configuration-options/#output-entryfilenames
-    // https://rollupjs.org/configuration-options/#output-chunkfilenames
-    // https://rollupjs.org/configuration-options/#output-assetfilenames
+    // https://rollupjs.org/guide/en/#outputentryfilenames
+    // https://rollupjs.org/guide/en/#outputchunkfilenames
+    // https://rollupjs.org/guide/en/#outputassetfilenames
     entryFileNames:
       isProdBuild && !isStatsBuild ? "[name]-[hash].js" : "[name].js",
     chunkFileNames: isProdBuild && !isStatsBuild ? "c.[hash].js" : "[name].js",
     assetFileNames: isProdBuild && !isStatsBuild ? "a.[hash].js" : "[name].js",
-    // https://rollupjs.org/configuration-options/#output-sourcemap
+    // https://rollupjs.org/guide/en/#outputsourcemap
     sourcemap: isProdBuild ? true : "inline",
   },
 });

build-scripts/webpack.js

@@ -22,7 +22,6 @@ class LogStartCompilePlugin {
 }
 
 const createWebpackConfig = ({
-  name,
   entry,
   outputPath,
   publicPath,
@@ -30,7 +29,6 @@ const createWebpackConfig = ({
   isProdBuild,
   latestBuild,
   isStatsBuild,
-  isTestBuild,
   isHassioBuild,
   dontHash,
 }) => {
@@ -39,16 +37,10 @@ const createWebpackConfig = ({
   }
   const ignorePackages = bundle.ignorePackages({ latestBuild });
   return {
-    name,
     mode: isProdBuild ? "production" : "development",
     target: ["web", latestBuild ? "es2017" : "es5"],
-    // For tests/CI, source maps are skipped to gain build speed
-    // For production, generate source maps for accurate stack traces without source code
-    // For development, generate "cheap" versions that can map to original line numbers
-    devtool: isTestBuild
-      ? false
-      : isProdBuild
-      ? "nosources-source-map"
+    devtool: isProdBuild
+      ? "cheap-module-source-map"
       : "eval-cheap-module-source-map",
     entry,
     node: false,
@@ -59,14 +51,11 @@ const createWebpackConfig = ({
           use: {
             loader: "babel-loader",
             options: {
-              ...bundle.babelOptions({ latestBuild, isProdBuild, isTestBuild }),
+              ...bundle.babelOptions({ latestBuild }),
               cacheDirectory: !isProdBuild,
               cacheCompression: false,
             },
           },
-          resolve: {
-            fullySpecified: false,
-          },
         },
         {
           test: /\.css$/,
@@ -79,7 +68,7 @@ const createWebpackConfig = ({
         new TerserPlugin({
           parallel: true,
           extractComments: true,
-          terserOptions: bundle.terserOptions({ latestBuild, isTestBuild }),
+          terserOptions: bundle.terserOptions(latestBuild),
         }),
       ],
       moduleIds: isProdBuild && !isStatsBuild ? "deterministic" : "named",
@@ -164,22 +153,6 @@ const createWebpackConfig = ({
       publicPath,
       // To silence warning in worker plugin
       globalObject: "self",
-      // Since production source maps don't include sources, we need to point to them elsewhere
-      // For dependencies, just provide the path (no source in browser)
-      // Otherwise, point to the raw code on GitHub for browser to load
-      devtoolModuleFilenameTemplate:
-        !isTestBuild && isProdBuild
-          ? (info) => {
-              const sourcePath = info.resourcePath.replace(/^\.\//, "");
-              if (
-                sourcePath.startsWith("node_modules") ||
-                sourcePath.startsWith("webpack")
-              ) {
-                return `no-source/${sourcePath}`;
-              }
-              return `${bundle.sourceMapURL()}/${sourcePath}`;
-            }
-          : undefined,
     },
     experiments: {
       topLevelAwait: true,
@@ -187,14 +160,9 @@ const createWebpackConfig = ({
   };
 };
 
-const createAppConfig = ({
-  isProdBuild,
-  latestBuild,
-  isStatsBuild,
-  isTestBuild,
-}) =>
+const createAppConfig = ({ isProdBuild, latestBuild, isStatsBuild }) =>
   createWebpackConfig(
-    bundle.config.app({ isProdBuild, latestBuild, isStatsBuild, isTestBuild })
+    bundle.config.app({ isProdBuild, latestBuild, isStatsBuild })
   );
 
 const createDemoConfig = ({ isProdBuild, latestBuild, isStatsBuild }) =>
@@ -205,20 +173,8 @@ const createDemoConfig = ({ isProdBuild, latestBuild, isStatsBuild }) =>
 const createCastConfig = ({ isProdBuild, latestBuild }) =>
   createWebpackConfig(bundle.config.cast({ isProdBuild, latestBuild }));
 
-const createHassioConfig = ({
-  isProdBuild,
-  latestBuild,
-  isStatsBuild,
-  isTestBuild,
-}) =>
-  createWebpackConfig(
-    bundle.config.hassio({
-      isProdBuild,
-      latestBuild,
-      isStatsBuild,
-      isTestBuild,
-    })
-  );
+const createHassioConfig = ({ isProdBuild, latestBuild }) =>
+  createWebpackConfig(bundle.config.hassio({ isProdBuild, latestBuild }));
 
 const createGalleryConfig = ({ isProdBuild, latestBuild }) =>
   createWebpackConfig(bundle.config.gallery({ isProdBuild, latestBuild }));

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

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

@@ -1,5 +1,5 @@
 import "@material/mwc-button";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { until } from "lit/directives/until";
 import "../../../src/components/ha-card";
@@ -30,9 +30,9 @@ 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>

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";
@@ -127,9 +127,9 @@ 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">

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-control-select.markdown

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

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

@@ -1,212 +0,0 @@
-import { mdiFanOff, mdiFanSpeed1, mdiFanSpeed2, mdiFanSpeed3 } from "@mdi/js";
-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-card";
-import "../../../../src/components/ha-control-select";
-import type { ControlSelectOption } from "../../../../src/components/ha-control-select";
-
-const fullOptions: ControlSelectOption[] = [
-  {
-    value: "off",
-    label: "Off",
-    path: mdiFanOff,
-  },
-  {
-    value: "low",
-    label: "Low",
-    path: mdiFanSpeed1,
-  },
-  {
-    value: "medium",
-    label: "Medium",
-    path: mdiFanSpeed2,
-  },
-  {
-    value: "high",
-    label: "High",
-    path: mdiFanSpeed3,
-  },
-];
-
-const iconOptions: ControlSelectOption[] = [
-  {
-    value: "off",
-    path: mdiFanOff,
-  },
-  {
-    value: "low",
-    path: mdiFanSpeed1,
-  },
-  {
-    value: "medium",
-    path: mdiFanSpeed2,
-  },
-  {
-    value: "high",
-    path: mdiFanSpeed3,
-  },
-];
-
-const labelOptions: ControlSelectOption[] = [
-  {
-    value: "off",
-    label: "Off",
-  },
-  {
-    value: "low",
-    label: "Low",
-  },
-  {
-    value: "medium",
-    label: "Medium",
-  },
-  {
-    value: "high",
-    label: "High",
-  },
-];
-
-const selects: {
-  id: string;
-  label: string;
-  class?: string;
-  options: ControlSelectOption[];
-  disabled?: boolean;
-}[] = [
-  {
-    id: "label",
-    label: "Select with labels",
-    options: labelOptions,
-  },
-  {
-    id: "icon",
-    label: "Select with icons",
-    options: iconOptions,
-  },
-  {
-    id: "icon",
-    label: "Disabled select",
-    options: iconOptions,
-    disabled: true,
-  },
-  {
-    id: "custom",
-    label: "Select and custom style",
-    class: "custom",
-    options: fullOptions,
-  },
-];
-
-@customElement("demo-components-ha-control-select")
-export class DemoHaControlSelect extends LitElement {
-  @state() private value?: string = "off";
-
-  handleValueChanged(e: CustomEvent) {
-    this.value = e.detail.value as string;
-  }
-
-  protected render(): TemplateResult {
-    return html`
-      <ha-card>
-        <div class="card-content">
-          <p><b>Slider values</b></p>
-          <table>
-            <tbody>
-              <tr>
-                <td>value</td>
-                <td>${this.value ?? "-"}</td>
-              </tr>
-            </tbody>
-          </table>
-        </div>
-      </ha-card>
-      ${repeat(selects, (select) => {
-        const { id, label, options, ...config } = select;
-        return html`
-          <ha-card>
-            <div class="card-content">
-              <label id=${id}>${label}</label>
-              <pre>Config: ${JSON.stringify(config)}</pre>
-              <ha-control-select
-                .value=${this.value}
-                .options=${options}
-                class=${ifDefined(config.class)}
-                @value-changed=${this.handleValueChanged}
-                aria-labelledby=${id}
-                disabled=${ifDefined(config.disabled)}
-              >
-              </ha-control-select>
-            </div>
-          </ha-card>
-        `;
-      })}
-      <ha-card>
-        <div class="card-content">
-          <p class="title"><b>Vertical</b></p>
-          <div class="vertical-selects">
-            ${repeat(selects, (select) => {
-              const { id, label, options, ...config } = select;
-              return html`
-                <ha-control-select
-                  .value=${this.value}
-                  .options=${options}
-                  vertical
-                  class=${ifDefined(config.class)}
-                  @value-changed=${this.handleValueChanged}
-                  aria-labelledby=${id}
-                  disabled=${ifDefined(config.disabled)}
-                >
-                </ha-control-select>
-              `;
-            })}
-          </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 {
-        --mdc-icon-size: 24px;
-        --control-select-color: var(--state-fan-active-color);
-        --control-select-thickness: 100px;
-        --control-select-border-radius: 24px;
-      }
-      .vertical-selects {
-        height: 300px;
-        display: flex;
-        flex-direction: row;
-        justify-content: space-between;
-      }
-      p.title {
-        margin-bottom: 12px;
-      }
-      .vertical-selects > *:not(:last-child) {
-        margin-right: 4px;
-      }
-    `;
-  }
-}
-
-declare global {
-  interface HTMLElementTagNameMap {
-    "demo-components-ha-control-select": DemoHaControlSelect;
-  }
-}

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,
@@ -231,9 +231,9 @@ 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-store.ts

@@ -6,7 +6,6 @@ import {
   CSSResultGroup,
   html,
   LitElement,
-  nothing,
   PropertyValues,
   TemplateResult,
 } from "lit";
@@ -74,8 +73,8 @@ 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 +173,7 @@ export class HassioAddonStore extends LitElement {
                 .supervisor=${this.supervisor}
               ></hassio-addon-repository>
             `
-          : nothing;
+          : html``;
       })
   );
 

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";
@@ -13,12 +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,
-  removeBackup,
 } from "../../../../src/data/hassio/backup";
-import { extractApiErrorMessage } from "../../../../src/data/hassio/common";
 import {
   showAlertDialog,
   showConfirmationDialog,
@@ -30,6 +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
@@ -63,9 +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
@@ -287,15 +286,24 @@ class HassioBackupDialog
       return;
     }
 
-    try {
-      await removeBackup(this.hass!, this._backup!.slug);
-      if (this._dialogParams!.onDelete) {
-        this._dialogParams!.onDelete();
+    this.hass!.callApi(
+      atLeastVersion(this.hass!.config.version, 2021, 9) ? "DELETE" : "POST",
+      `hassio/${
+        atLeastVersion(this.hass!.config.version, 2021, 9)
+          ? `backups/${this._backup!.slug}`
+          : `snapshots/${this._backup!.slug}/remove`
+      }`
+    ).then(
+      () => {
+        if (this._dialogParams!.onDelete) {
+          this._dialogParams!.onDelete();
+        }
+        this.closeDialog();
+      },
+      (error) => {
+        this._error = error.body.message;
       }
-      this.closeDialog();
-    } catch (err: any) {
-      this._error = err.body.message;
-    }
+    );
   }
 
   private async _downloadClicked() {

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";
@@ -83,9 +83,9 @@ 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`

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);

package.json

@@ -24,230 +24,227 @@
   "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": "6.2.2",
-    "@codemirror/language": "6.6.0",
-    "@codemirror/legacy-modes": "6.3.1",
-    "@codemirror/search": "6.2.3",
-    "@codemirror/state": "6.2.0",
-    "@codemirror/view": "6.9.2",
-    "@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": "^6.0.2",
+    "@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",
     "@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.4",
+    "@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": "6.0.0-rc.32",
-    "chart.js": "3.3.2",
-    "comlink": "4.4.1",
-    "core-js": "3.29.1",
-    "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": "^23.3.7",
+    "@vaadin/vaadin-themable-mixin": "^23.3.7",
+    "@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": "^5.1.0",
+    "chart.js": "^3.3.2",
+    "comlink": "^4.4.1",
+    "core-js": "^3.28.0",
+    "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": "^1.3.3",
+    "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",
     "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": "^1.4.2",
+    "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": "^9.1.2",
+    "vue": "^2.7.14",
+    "vue2-daterange-picker": "^0.6.8",
+    "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": "7.21.3",
-    "@babel/plugin-external-helpers": "7.18.6",
-    "@babel/plugin-proposal-class-properties": "7.18.6",
-    "@babel/plugin-proposal-class-static-block": "7.21.0",
-    "@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": "0.1.4",
-    "@rollup/plugin-babel": "6.0.3",
-    "@rollup/plugin-commonjs": "24.0.1",
-    "@rollup/plugin-json": "6.0.0",
-    "@rollup/plugin-node-resolve": "15.0.1",
-    "@rollup/plugin-replace": "5.0.2",
+    "@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": "^5.2.1",
+    "@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": "1.9.3",
-    "@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": "1.15.1",
-    "@types/tar": "6.1.4",
-    "@types/webspeechapi": "0.0.29",
-    "@typescript-eslint/eslint-plugin": "5.55.0",
-    "@typescript-eslint/parser": "5.55.0",
-    "@web/dev-server": "0.1.36",
-    "@web/dev-server-rollup": "0.4.0",
-    "babel-loader": "9.1.2",
-    "babel-plugin-template-html-minifier": "4.1.0",
-    "chai": "4.3.7",
-    "del": "7.0.0",
-    "eslint": "8.36.0",
-    "eslint-config-airbnb-base": "15.0.0",
-    "eslint-config-airbnb-typescript": "17.0.0",
-    "eslint-config-prettier": "8.7.0",
-    "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": "2.4.0",
-    "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": "9.3.0",
-    "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": "13.2.0",
-    "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": "7.0.2",
-    "rollup-plugin-visualizer": "5.9.0",
-    "serve-handler": "6.1.5",
-    "sinon": "15.0.2",
-    "source-map-url": "0.4.1",
-    "systemjs": "6.14.0",
-    "tar": "6.1.13",
-    "terser-webpack-plugin": "5.3.7",
-    "ts-lit-plugin": "1.2.1",
-    "typescript": "4.9.5",
-    "vinyl-buffer": "1.0.1",
-    "vinyl-source-stream": "2.0.0",
+    "@types/chromecast-caf-sender": "^1.0.5",
+    "@types/esprima": "^4",
+    "@types/glob": "^8",
+    "@types/js-yaml": "^4",
+    "@types/leaflet": "^1",
+    "@types/leaflet-draw": "^1",
+    "@types/marked": "^4",
+    "@types/mocha": "^10",
+    "@types/qrcode": "^1.5.0",
+    "@types/sortablejs": "^1",
+    "@types/tar": "^6",
+    "@types/webspeechapi": "^0.0.29",
+    "@typescript-eslint/eslint-plugin": "^5.53.0",
+    "@typescript-eslint/parser": "^5.53.0",
+    "@web/dev-server": "^0.1.35",
+    "@web/dev-server-rollup": "^0.2.11",
+    "babel-loader": "^9.1.2",
+    "chai": "^4.3.7",
+    "del": "^7.0.0",
+    "eslint": "^8.34.0",
+    "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": "^8.4.1",
+    "pinst": "^3.0.0",
+    "prettier": "^2.8.4",
+    "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": "^0.4.1",
+    "systemjs": "^6.13.0",
+    "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": "4.12.0",
-    "webpack-manifest-plugin": "5.0.0",
-    "webpackbar": "5.0.2",
-    "workbox-build": "6.5.4"
+    "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"
   },
   "_comment": "Polymer 3.2 contained a bug, fixed in https://github.com/Polymer/polymer/pull/5569, add as patch",
   "resolutions": {
@@ -258,5 +255,5 @@
     "trailingComma": "es5",
     "arrowParens": "always"
   },
-  "packageManager": "yarn@3.5.0"
+  "packageManager": "yarn@3.3.1"
 }

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name         = "home-assistant-frontend"
-version      = "20230309.0"
+version      = "20230223.0"
 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"
-    }
-  ]
-}

src/auth/ha-auth-flow.ts

@@ -5,8 +5,8 @@ import {
   CSSResultGroup,
   html,
   LitElement,
-  nothing,
   PropertyValues,
+  TemplateResult,
 } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import "../components/ha-alert";
@@ -134,11 +134,11 @@ 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 +176,11 @@ 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 +202,7 @@ 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 +228,7 @@ export class HaAuthFlow extends litLocalizeLiteMixin(LitElement) {
             : ""}
         `;
       default:
-        return nothing;
+        return html``;
     }
   }
 

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/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/entity/compute_attribute_display.ts

@@ -1,126 +1,30 @@
 import { HassEntity } from "home-assistant-js-websocket";
-import { html, TemplateResult } from "lit";
-import { until } from "lit/directives/until";
 import { EntityRegistryDisplayEntry } from "../../data/entity_registry";
 import { HomeAssistant } from "../../types";
-import checkValidDate from "../datetime/check_valid_date";
-import { formatDate } from "../datetime/format_date";
-import { formatDateTimeWithSeconds } from "../datetime/format_date_time";
-import { formatNumber } from "../number/format_number";
-import { capitalizeFirstLetter } from "../string/capitalize-first-letter";
-import { isDate } from "../string/is_date";
-import { isTimestamp } from "../string/is_timestamp";
 import { LocalizeFunc } from "../translations/localize";
 import { computeDomain } from "./compute_domain";
-import { FrontendLocaleData } from "../../data/translation";
-
-let jsYamlPromise: Promise<typeof import("../../resources/js-yaml-dump")>;
 
 export const computeAttributeValueDisplay = (
   localize: LocalizeFunc,
   stateObj: HassEntity,
-  locale: FrontendLocaleData,
   entities: HomeAssistant["entities"],
   attribute: string,
   value?: any
-): string | TemplateResult => {
+): string => {
+  const entityId = stateObj.entity_id;
   const attributeValue =
     value !== undefined ? value : stateObj.attributes[attribute];
-
-  // Null value, the state is unknown
-  if (attributeValue === null) {
-    return localize("state.default.unknown");
-  }
-
-  // Number value, return formatted number
-  if (typeof attributeValue === "number") {
-    return formatNumber(attributeValue, locale);
-  }
-
-  // Special handling in case this is a string with an known format
-  if (typeof attributeValue === "string") {
-    // URL handling
-    if (attributeValue.startsWith("http")) {
-      try {
-        // If invalid URL, exception will be raised
-        const url = new URL(attributeValue);
-        if (url.protocol === "http:" || url.protocol === "https:")
-          return html`<a target="_blank" rel="noreferrer" href=${value}
-            >${attributeValue}</a
-          >`;
-      } catch (_) {
-        // Nothing to do here
-      }
-    }
-
-    // Date handling
-    if (isDate(attributeValue, true)) {
-      // Timestamp handling
-      if (isTimestamp(attributeValue)) {
-        const date = new Date(attributeValue);
-        if (checkValidDate(date)) {
-          return formatDateTimeWithSeconds(date, locale);
-        }
-      }
-
-      // Value was not a timestamp, so only do date formatting
-      const date = new Date(attributeValue);
-      if (checkValidDate(date)) {
-        return formatDate(date, locale);
-      }
-    }
-  }
-
-  // Values are objects, render object
-  if (
-    (Array.isArray(attributeValue) &&
-      attributeValue.some((val) => val instanceof Object)) ||
-    (!Array.isArray(attributeValue) && attributeValue instanceof Object)
-  ) {
-    if (!jsYamlPromise) {
-      jsYamlPromise = import("../../resources/js-yaml-dump");
-    }
-    const yaml = jsYamlPromise.then((jsYaml) => jsYaml.dump(attributeValue));
-    return html`<pre>${until(yaml, "")}</pre>`;
-  }
-
-  // If this is an array, try to determine the display value for each item
-  if (Array.isArray(attributeValue)) {
-    return attributeValue
-      .map((item) =>
-        computeAttributeValueDisplay(
-          localize,
-          stateObj,
-          locale,
-          entities,
-          attribute,
-          item
-        )
-      )
-      .join(", ");
-  }
-
-  // We've explored all known value handling, so now we'll try to find a
-  // translation for the value.
-  const entityId = stateObj.entity_id;
   const domain = computeDomain(entityId);
-  const deviceClass = stateObj.attributes.device_class;
-  const registryEntry = entities[entityId] as
-    | EntityRegistryDisplayEntry
-    | undefined;
-  const translationKey = registryEntry?.translation_key;
+  const entity = entities[entityId] as EntityRegistryDisplayEntry | undefined;
+  const translationKey = entity?.translation_key;
 
   return (
     (translationKey &&
       localize(
-        `component.${registryEntry.platform}.entity.${domain}.${translationKey}.state_attributes.${attribute}.state.${attributeValue}`
-      )) ||
-    (deviceClass &&
-      localize(
-        `component.${domain}.entity_component.${deviceClass}.state_attributes.${attribute}.state.${attributeValue}`
+        `component.${entity.platform}.entity.${domain}.${translationKey}.state_attributes.${attribute}.state.${attributeValue}`
       )) ||
     localize(
-      `component.${domain}.entity_component._.state_attributes.${attribute}.state.${attributeValue}`
+      `component.${domain}.state_attributes._.${attribute}.state.${attributeValue}`
     ) ||
     attributeValue
   );
@@ -133,7 +37,6 @@ export const computeAttributeNameDisplay = (
   attribute: string
 ): string => {
   const entityId = stateObj.entity_id;
-  const deviceClass = stateObj.attributes.device_class;
   const domain = computeDomain(entityId);
   const entity = entities[entityId] as EntityRegistryDisplayEntry | undefined;
   const translationKey = entity?.translation_key;
@@ -143,20 +46,7 @@ export const computeAttributeNameDisplay = (
       localize(
         `component.${entity.platform}.entity.${domain}.${translationKey}.state_attributes.${attribute}.name`
       )) ||
-    (deviceClass &&
-      localize(
-        `component.${domain}.entity_component.${deviceClass}.state_attributes.${attribute}.name`
-      )) ||
-    localize(
-      `component.${domain}.entity_component._.state_attributes.${attribute}.name`
-    ) ||
-    capitalizeFirstLetter(
-      attribute
-        .replace(/_/g, " ")
-        .replace(/\bid\b/g, "ID")
-        .replace(/\bip\b/g, "IP")
-        .replace(/\bmac\b/g, "MAC")
-        .replace(/\bgps\b/g, "GPS")
-    )
+    localize(`component.${domain}.state_attributes._.${attribute}.name`) ||
+    attribute
   );
 };

src/common/entity/compute_state_display.ts

@@ -71,11 +71,6 @@ 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
@@ -214,10 +209,10 @@ export const computeStateDisplayFromEntityAttributes = (
     // Return device class translation
     (attributes.device_class &&
       localize(
-        `component.${domain}.entity_component.${attributes.device_class}.state.${state}`
+        `component.${domain}.state.${attributes.device_class}.${state}`
       )) ||
     // Return default translation
-    localize(`component.${domain}.entity_component._.state.${state}`) ||
+    localize(`component.${domain}.state._.${state}`) ||
     // We don't know! Return the raw state.
     state
   );

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/number/format_number.ts

@@ -77,23 +77,6 @@ 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;
   }

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

@@ -143,16 +143,8 @@ export class StateHistoryChartTimeline extends LitElement {
             }
           },
           afterUpdate: (y) => {
-            const yWidth = this.showNames
-              ? y.width ?? 0
-              : computeRTL(this.hass)
-              ? 0
-              : y.left ?? 0;
-            if (
-              this._yWidth !== Math.floor(yWidth) &&
-              y.ticks.length === this.data.length
-            ) {
-              this._yWidth = Math.floor(yWidth);
+            if (this._yWidth !== Math.floor(y.width)) {
+              this._yWidth = Math.floor(y.width);
               fireEvent(this, "y-width-changed", {
                 value: this._yWidth,
                 chartIndex: this.chartIndex,

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
 
@@ -71,7 +71,7 @@ export class StateHistoryCharts extends LitElement {
   // @ts-ignore
   @restoreScroll(".container") private _savedScrollPos?: number;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!isComponentLoaded(this.hass, "history")) {
       return html`<div class="info">
         ${this.hass.localize("ui.components.history_charts.history_disabled")}
@@ -130,9 +130,9 @@ 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">
@@ -175,14 +175,15 @@ export class StateHistoryCharts extends LitElement {
     if (changedProps.has("_chartCount")) {
       if (this._chartCount < this._childYWidths.length) {
         this._childYWidths.length = this._chartCount;
-        this._maxYWidth = Math.max(...Object.values(this._childYWidths), 0);
+        this._maxYWidth =
+          this._childYWidths.length === 0 ? 0 : Math.max(...this._childYWidths);
       }
     }
   }
 
   private _yWidthChanged(e: CustomEvent<HASSDomEvents["y-width-changed"]>) {
     this._childYWidths[e.detail.chartIndex] = e.detail.value;
-    this._maxYWidth = Math.max(...Object.values(this._childYWidths), 0);
+    this._maxYWidth = Math.max(...this._childYWidths);
   }
 
   private _isHistoryEmpty(): boolean {

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

@@ -6,7 +6,6 @@ import {
   CSSResultGroup,
   html,
   LitElement,
-  nothing,
   PropertyValues,
   TemplateResult,
 } from "lit";
@@ -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> `;

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/date-range-picker.ts

@@ -6,21 +6,6 @@ import DateRangePicker from "vue2-daterange-picker";
 import dateRangePickerStyles from "vue2-daterange-picker/dist/vue2-daterange-picker.css";
 import { fireEvent } from "../common/dom/fire_event";
 
-// Set the current date to the left picker instead of the right picker because the right is hidden
-const CustomDateRangePicker = Vue.extend({
-  mixins: [DateRangePicker],
-  methods: {
-    selectMonthDate() {
-      const dt: Date = this.end || new Date();
-      // @ts-ignore
-      this.changeLeftMonth({
-        year: dt.getFullYear(),
-        month: dt.getMonth() + 1,
-      });
-    },
-  },
-});
-
 const Component = Vue.extend({
   props: {
     timePicker: {
@@ -62,7 +47,7 @@ const Component = Vue.extend({
   },
   render(createElement) {
     // @ts-expect-error
-    return createElement(CustomDateRangePicker, {
+    return createElement(DateRangePicker, {
       props: {
         "time-picker": this.timePicker,
         "auto-apply": this.autoApply,

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-devices-picker.ts

@@ -1,4 +1,4 @@
-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";
@@ -49,9 +49,9 @@ class HaDevicesPicker extends LitElement {
 
   @property() public entityFilter?: HaDevicePickerEntityFilterFunc;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     const currentDevices = this._currentDevices;

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

@@ -1,7 +1,7 @@
 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 { computeAttributeNameDisplay } from "../../common/entity/compute_attribute_display";
+import { formatAttributeName } from "../../data/entity_attributes";
 import { PolymerChangedEvent } from "../../polymer-types";
 import { HomeAssistant } from "../../types";
 import "../ha-combo-box";
@@ -54,33 +54,21 @@ class HaEntityAttributePicker extends LitElement {
             .filter((key) => !this.hideAttributes?.includes(key))
             .map((key) => ({
               value: key,
-              label: computeAttributeNameDisplay(
-                this.hass.localize,
-                state,
-                this.hass.entities,
-                key
-              ),
+              label: formatAttributeName(key),
             }))
         : [];
     }
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     return html`
       <ha-combo-box
         .hass=${this.hass}
-        .value=${this.value
-          ? computeAttributeNameDisplay(
-              this.hass.localize,
-              this.hass.states[this.entityId!],
-              this.hass.entities,
-              this.value
-            )
-          : ""}
+        .value=${this.value ? formatAttributeName(this.value) : ""}
         .autofocus=${this.autofocus}
         .label=${this.label ??
         this.hass.localize(

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 { computeAttributeValueDisplay } from "../../common/entity/compute_attribute_display";
 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;
 
@@ -58,22 +58,15 @@ class HaEntityStatePicker extends LitElement {
                     this.hass.entities,
                     key
                   )
-                : computeAttributeValueDisplay(
-                    this.hass.localize,
-                    state,
-                    this.hass.locale,
-                    this.hass.entities,
-                    this.attribute,
-                    key
-                  ),
+                : formatAttributeValue(this.hass, key),
             }))
           : [];
     }
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     return html`

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

@@ -30,9 +30,6 @@ export class HaStatisticPicker extends LitElement {
   @property({ attribute: "statistic-types" })
   public statisticTypes?: "mean" | "sum";
 
-  @property({ type: Boolean, attribute: "allow-custom-entity" })
-  public allowCustomEntity;
-
   @property({ type: Array }) public statisticIds?: StatisticsMetaData[];
 
   @property({ type: Boolean }) public disabled?: boolean;
@@ -248,7 +245,6 @@ export class HaStatisticPicker extends LitElement {
         .value=${this._value}
         .renderer=${this._rowRenderer}
         .disabled=${this.disabled}
-        .allowCustomValue=${this.allowCustomEntity}
         item-value-path="id"
         item-id-path="id"
         item-label-path="name"

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

@@ -1,4 +1,4 @@
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property } from "lit/decorators";
 import { fireEvent } from "../../common/dom/fire_event";
 import type { PolymerChangedEvent } from "../../polymer-types";
@@ -22,9 +22,6 @@ class HaStatisticsPicker extends LitElement {
   @property({ attribute: "pick-statistic-label" })
   public pickStatisticLabel?: string;
 
-  @property({ type: Boolean, attribute: "allow-custom-entity" })
-  public allowCustomEntity;
-
   /**
    * Show only statistics natively stored with these units of measurements.
    * @attr include-statistics-unit-of-measurement
@@ -59,9 +56,9 @@ class HaStatisticsPicker extends LitElement {
   })
   public ignoreRestrictionsOnFirstStatistic = false;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     const ignoreRestriction =
@@ -74,9 +71,6 @@ class HaStatisticsPicker extends LitElement {
     const includeUnitClassCurrent = ignoreRestriction
       ? undefined
       : this.includeUnitClass;
-    const includeDeviceClassCurrent = ignoreRestriction
-      ? undefined
-      : this.includeDeviceClass;
     const includeStatisticTypesCurrent = ignoreRestriction
       ? undefined
       : this.statisticTypes;
@@ -90,12 +84,10 @@ class HaStatisticsPicker extends LitElement {
               .hass=${this.hass}
               .includeStatisticsUnitOfMeasurement=${includeStatisticsUnitCurrent}
               .includeUnitClass=${includeUnitClassCurrent}
-              .includeDeviceClass=${includeDeviceClassCurrent}
               .value=${statisticId}
               .statisticTypes=${includeStatisticTypesCurrent}
               .statisticIds=${this.statisticIds}
               .label=${this.pickedStatisticLabel}
-              .allowCustomEntity=${this.allowCustomEntity}
               @value-changed=${this._statisticChanged}
             ></ha-statistic-picker>
           </div>
@@ -111,7 +103,6 @@ class HaStatisticsPicker extends LitElement {
           .statisticTypes=${this.statisticTypes}
           .statisticIds=${this.statisticIds}
           .label=${this.pickStatisticLabel}
-          .allowCustomEntity=${this.allowCustomEntity}
           @value-changed=${this._addStatistic}
         ></ha-statistic-picker>
       </div>

src/components/entity/state-badge.ts

@@ -6,7 +6,7 @@ import {
   html,
   LitElement,
   PropertyValues,
-  nothing,
+  TemplateResult,
 } from "lit";
 import { property, state } from "lit/decorators";
 import { ifDefined } from "lit/directives/if-defined";
@@ -45,7 +45,7 @@ export class StateBadge extends LitElement {
     return this.stateColor || (domain === "light" && this.stateColor !== false);
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     const stateObj = this.stateObj;
 
     // We either need a `stateObj` or one override
@@ -56,7 +56,7 @@ export class StateBadge extends LitElement {
     }
 
     if (!this._showIcon) {
-      return nothing;
+      return html``;
     }
 
     const domain = stateObj ? computeStateDomain(stateObj) : undefined;

src/components/entity/state-info.ts

@@ -1,6 +1,6 @@
 import "@polymer/paper-tooltip/paper-tooltip";
 import type { HassEntity } from "home-assistant-js-websocket";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property } from "lit/decorators";
 import { computeStateName } from "../../common/entity/compute_state_name";
 import { computeRTL } from "../../common/util/compute_rtl";
@@ -21,9 +21,9 @@ class StateInfo extends LitElement {
 
   @property() public color?: string;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass || !this.stateObj) {
-      return nothing;
+      return html``;
     }
 
     const name = computeStateName(this.stateObj);

src/components/ha-addon-picker.ts

@@ -1,5 +1,5 @@
+import { html, LitElement, TemplateResult } from "lit";
 import { ComboBoxLitRenderer } from "@vaadin/combo-box/lit";
-import { html, LitElement, nothing } from "lit";
 import { customElement, property, query, state } from "lit/decorators";
 import { isComponentLoaded } from "../common/config/is_component_loaded";
 import { fireEvent } from "../common/dom/fire_event";
@@ -54,9 +54,9 @@ class HaAddonPicker extends LitElement {
     this._getAddons();
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._addons) {
-      return nothing;
+      return html``;
     }
     return html`
       <ha-combo-box

src/components/ha-analytics-learn-more.ts

@@ -0,0 +1,11 @@
+import { html } from "lit";
+import { HomeAssistant } from "../types";
+import { documentationUrl } from "../util/documentation-url";
+
+export const analyticsLearnMore = (hass: HomeAssistant) => html`<a
+  .href=${documentationUrl(hass, "/integrations/analytics/")}
+  target="_blank"
+  rel="noreferrer"
+>
+  How we process your data
+</a>`;

src/components/ha-analytics.ts

@@ -9,7 +9,18 @@ import "./ha-settings-row";
 import "./ha-switch";
 import type { HaSwitch } from "./ha-switch";
 
-const ADDITIONAL_PREFERENCES = ["usage", "statistics"] as const;
+const ADDITIONAL_PREFERENCES = [
+  {
+    key: "usage",
+    title: "Usage",
+    description: "Details of what you use with Home Assistant",
+  },
+  {
+    key: "statistics",
+    title: "Statistical data",
+    description: "Counts containing total number of datapoints",
+  },
+];
 
 declare global {
   interface HASSDomEvents {
@@ -23,25 +34,15 @@ export class HaAnalytics extends LitElement {
 
   @property({ attribute: false }) public analytics?: Analytics;
 
-  @property({ attribute: "translation_key_panel" }) public translationKeyPanel:
-    | "page-onboarding"
-    | "config" = "config";
-
   protected render(): TemplateResult {
     const loading = this.analytics === undefined;
     const baseEnabled = !loading && this.analytics!.preferences.base;
 
     return html`
       <ha-settings-row>
-        <span slot="heading" data-for="base">
-          ${this.hass.localize(
-            `ui.panel.${this.translationKeyPanel}.analytics.preferences.base.title`
-          )}
-        </span>
+        <span slot="heading" data-for="base"> Basic analytics </span>
         <span slot="description" data-for="base">
-          ${this.hass.localize(
-            `ui.panel.${this.translationKeyPanel}.analytics.preferences.base.description`
-          )}
+          This includes information about your system.
         </span>
         <ha-switch
           @change=${this._handleRowClick}
@@ -56,30 +57,25 @@ export class HaAnalytics extends LitElement {
         (preference) =>
           html`
             <ha-settings-row>
-              <span slot="heading" data-for=${preference}>
-                ${this.hass.localize(
-                  `ui.panel.${this.translationKeyPanel}.analytics.preferences.${preference}.title`
-                )}
+              <span slot="heading" data-for=${preference.key}>
+                ${preference.title}
               </span>
-              <span slot="description" data-for=${preference}>
-                ${this.hass.localize(
-                  `ui.panel.${this.translationKeyPanel}.analytics.preferences.${preference}.description`
-                )}
+              <span slot="description" data-for=${preference.key}>
+                ${preference.description}
               </span>
               <span>
                 <ha-switch
                   @change=${this._handleRowClick}
-                  .checked=${this.analytics?.preferences[preference]}
-                  .preference=${preference}
-                  name=${preference}
+                  .checked=${this.analytics?.preferences[preference.key]}
+                  .preference=${preference.key}
+                  name=${preference.key}
                 >
                 </ha-switch>
                 ${!baseEnabled
                   ? html`
                       <paper-tooltip animation-delay="0" position="right">
-                        ${this.hass.localize(
-                          `ui.panel.${this.translationKeyPanel}.analytics.need_base_enabled`
-                        )}
+                        You need to enable basic analytics for this option to be
+                        available
                       </paper-tooltip>
                     `
                   : ""}
@@ -88,15 +84,9 @@ export class HaAnalytics extends LitElement {
           `
       )}
       <ha-settings-row>
-        <span slot="heading" data-for="diagnostics">
-          ${this.hass.localize(
-            `ui.panel.${this.translationKeyPanel}.analytics.preferences.diagnostics.title`
-          )}
-        </span>
+        <span slot="heading" data-for="diagnostics"> Diagnostics </span>
         <span slot="description" data-for="diagnostics">
-          ${this.hass.localize(
-            `ui.panel.${this.translationKeyPanel}.analytics.preferences.diagnostics.description`
-          )}
+          Share crash reports when unexpected errors occur.
         </span>
         <ha-switch
           @change=${this._handleRowClick}
@@ -142,7 +132,7 @@ export class HaAnalytics extends LitElement {
     preferences[preference] = target.checked;
 
     if (
-      ADDITIONAL_PREFERENCES.some((entry) => entry === preference) &&
+      ADDITIONAL_PREFERENCES.some((entry) => entry.key === preference) &&
       target.checked
     ) {
       preferences.base = true;

src/components/ha-areas-picker.ts

@@ -1,5 +1,5 @@
 import { 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 { fireEvent } from "../common/dom/fire_event";
 import { SubscribeMixin } from "../mixins/subscribe-mixin";
@@ -60,9 +60,9 @@ export class HaAreasPicker extends SubscribeMixin(LitElement) {
 
   @property({ type: Boolean }) public required?: boolean;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     const currentAreas = this._currentAreas;

src/components/ha-attributes.ts

@@ -1,11 +1,11 @@
 import { HassEntity } from "home-assistant-js-websocket";
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import {
-  computeAttributeNameDisplay,
-  computeAttributeValueDisplay,
-} from "../common/entity/compute_attribute_display";
-import { STATE_ATTRIBUTES } from "../data/entity_attributes";
+  formatAttributeName,
+  formatAttributeValue,
+  STATE_ATTRIBUTES,
+} from "../data/entity_attributes";
 import { haStyle } from "../resources/styles";
 import { HomeAssistant } from "../types";
 
@@ -21,9 +21,9 @@ class HaAttributes extends LitElement {
 
   @state() private _expanded = false;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.stateObj) {
-      return nothing;
+      return html``;
     }
 
     const attributes = this.computeDisplayAttributes(
@@ -32,7 +32,7 @@ class HaAttributes extends LitElement {
       )
     );
     if (attributes.length === 0) {
-      return nothing;
+      return html``;
     }
 
     return html`
@@ -49,22 +49,9 @@ class HaAttributes extends LitElement {
                 ${attributes.map(
                   (attribute) => html`
                     <div class="data-entry">
-                      <div class="key">
-                        ${computeAttributeNameDisplay(
-                          this.hass.localize,
-                          this.stateObj!,
-                          this.hass.entities,
-                          attribute
-                        )}
-                      </div>
+                      <div class="key">${formatAttributeName(attribute)}</div>
                       <div class="value">
-                        ${computeAttributeValueDisplay(
-                          this.hass.localize,
-                          this.stateObj!,
-                          this.hass.locale,
-                          this.hass.entities,
-                          attribute
-                        )}
+                        ${this.formatAttribute(attribute)}
                       </div>
                     </div>
                   `
@@ -134,6 +121,14 @@ class HaAttributes extends LitElement {
     );
   }
 
+  private formatAttribute(attribute: string): string | TemplateResult {
+    if (!this.stateObj) {
+      return "—";
+    }
+    const value = this.stateObj.attributes[attribute];
+    return formatAttributeValue(this.hass, value);
+  }
+
   private expandedChanged(ev) {
     this._expanded = ev.detail.expanded;
   }

src/components/ha-bar.ts

@@ -44,6 +44,7 @@ export class HaBar extends LitElement {
       }
       rect:last-child {
         fill: var(--ha-bar-primary-color, var(--primary-color));
+        rx: var(--ha-bar-border-radius, 4px);
       }
       svg {
         border-radius: var(--ha-bar-border-radius, 4px);

src/components/ha-blueprint-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 { customElement, property } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { fireEvent } from "../common/dom/fire_event";
@@ -51,9 +51,9 @@ class HaBluePrintPicker extends LitElement {
     );
   });
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
     return html`
       <ha-select

src/components/ha-camera-stream.ts

@@ -4,7 +4,7 @@ import {
   html,
   LitElement,
   PropertyValues,
-  nothing,
+  TemplateResult,
 } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { isComponentLoaded } from "../common/config/is_component_loaded";
@@ -76,9 +76,9 @@ export class HaCameraStream extends LitElement {
     this._connected = false;
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.stateObj) {
-      return nothing;
+      return html``;
     }
     if (__DEMO__ || this._shouldRenderMJPEG) {
       return html`<img
@@ -102,7 +102,7 @@ export class HaCameraStream extends LitElement {
             .url=${this._url}
             .posterUrl=${this._posterUrl}
           ></ha-hls-player>`
-        : nothing;
+        : html``;
     }
     if (this.stateObj.attributes.frontend_stream_type === STREAM_TYPE_WEB_RTC) {
       return html`<ha-web-rtc-player
@@ -115,7 +115,7 @@ export class HaCameraStream extends LitElement {
         .posterUrl=${this._posterUrl}
       ></ha-web-rtc-player>`;
     }
-    return nothing;
+    return html``;
   }
 
   private get _shouldRenderMJPEG() {

src/components/ha-card.ts

@@ -1,4 +1,4 @@
-import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
 import { customElement, property } from "lit/decorators";
 
 @customElement("ha-card")
@@ -70,11 +70,11 @@ export class HaCard extends LitElement {
     `;
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     return html`
       ${this.header
         ? html`<h1 class="card-header">${this.header}</h1>`
-        : nothing}
+        : html``}
       <slot></slot>
     `;
   }

src/components/ha-climate-state.ts

@@ -27,7 +27,6 @@ class HaClimateState extends LitElement {
                     ${computeAttributeValueDisplay(
                       this.hass.localize,
                       this.stateObj,
-                      this.hass.locale,
                       this.hass.entities,
                       "preset_mode"
                     )}`
@@ -143,7 +142,6 @@ class HaClimateState extends LitElement {
       ? `${computeAttributeValueDisplay(
           this.hass.localize,
           this.stateObj,
-          this.hass.locale,
           this.hass.entities,
           "hvac_action"
         )} (${stateString})`

src/components/ha-config-entry-picker.ts

@@ -1,16 +1,16 @@
 import "@material/mwc-list/mwc-list-item";
+import { html, LitElement, TemplateResult } from "lit";
 import { ComboBoxLitRenderer } from "@vaadin/combo-box/lit";
-import { html, LitElement, nothing } from "lit";
 import { customElement, property, query, state } from "lit/decorators";
 import { fireEvent } from "../common/dom/fire_event";
-import { caseInsensitiveStringCompare } from "../common/string/compare";
-import { ConfigEntry, getConfigEntries } from "../data/config_entries";
-import { domainToName } from "../data/integration";
 import { PolymerChangedEvent } from "../polymer-types";
 import { HomeAssistant } from "../types";
+import type { HaComboBox } from "./ha-combo-box";
+import { ConfigEntry, getConfigEntries } from "../data/config_entries";
+import { domainToName } from "../data/integration";
+import { caseInsensitiveStringCompare } from "../common/string/compare";
 import { brandsUrl } from "../util/brands-url";
 import "./ha-combo-box";
-import type { HaComboBox } from "./ha-combo-box";
 
 export interface ConfigEntryExtended extends ConfigEntry {
   localized_domain_name?: string;
@@ -72,9 +72,9 @@ class HaConfigEntryPicker extends LitElement {
     />
   </mwc-list-item>`;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._configEntries) {
-      return nothing;
+      return html``;
     }
     return html`
       <ha-combo-box

src/components/ha-control-button.ts

@@ -107,9 +107,8 @@ export class HaControlButton extends LitElement {
         outline: none;
         overflow: hidden;
         background: none;
+        z-index: 1;
         --mdc-ripple-color: var(--control-button-background-color);
-        /* For safari border-radius overflow */
-        z-index: 0;
       }
       .button::before {
         content: "";

src/components/ha-control-select.ts

@@ -1,333 +0,0 @@
-import {
-  css,
-  CSSResultGroup,
-  html,
-  LitElement,
-  nothing,
-  PropertyValues,
-} from "lit";
-import { customElement, property, state } from "lit/decorators";
-import { classMap } from "lit/directives/class-map";
-import { ifDefined } from "lit/directives/if-defined";
-import { repeat } from "lit/directives/repeat";
-import { fireEvent } from "../common/dom/fire_event";
-import "./ha-icon";
-import "./ha-svg-icon";
-
-export type ControlSelectOption = {
-  value: string;
-  label?: string;
-  icon?: string;
-  path?: string;
-};
-
-@customElement("ha-control-select")
-export class HaControlSelect extends LitElement {
-  @property({ type: Boolean, reflect: true }) disabled = false;
-
-  @property() public label?: string;
-
-  @property() public options?: ControlSelectOption[];
-
-  @property() public value?: string;
-
-  @property({ type: Boolean, reflect: true })
-  public vertical = false;
-
-  @property({ type: Boolean, attribute: "hide-label" })
-  public hideLabel = false;
-
-  @state() private _activeIndex?: number;
-
-  protected firstUpdated(changedProperties: PropertyValues): void {
-    super.firstUpdated(changedProperties);
-    this.setAttribute("role", "listbox");
-    if (!this.hasAttribute("tabindex")) {
-      this.setAttribute("tabindex", "0");
-    }
-  }
-
-  protected updated(changedProps: PropertyValues) {
-    super.updated(changedProps);
-    if (changedProps.has("_activeIndex")) {
-      const activeValue =
-        this._activeIndex != null
-          ? this.options?.[this._activeIndex]?.value
-          : undefined;
-      const activedescendant =
-        activeValue != null ? `option-${activeValue}` : undefined;
-      this.setAttribute("aria-activedescendant", activedescendant ?? "");
-    }
-    if (changedProps.has("vertical")) {
-      const orientation = this.vertical ? "vertical" : "horizontal";
-      this.setAttribute("aria-orientation", orientation);
-    }
-  }
-
-  public connectedCallback(): void {
-    super.connectedCallback();
-    this._setupListeners();
-  }
-
-  public disconnectedCallback(): void {
-    super.disconnectedCallback();
-    this._destroyListeners();
-  }
-
-  private _setupListeners() {
-    this.addEventListener("focus", this._handleFocus);
-    this.addEventListener("blur", this._handleBlur);
-    this.addEventListener("keydown", this._handleKeydown);
-  }
-
-  private _destroyListeners() {
-    this.removeEventListener("focus", this._handleFocus);
-    this.removeEventListener("blur", this._handleBlur);
-    this.removeEventListener("keydown", this._handleKeydown);
-  }
-
-  private _handleFocus() {
-    if (this.disabled) return;
-    this._activeIndex =
-      (this.value != null
-        ? this.options?.findIndex((option) => option.value === this.value)
-        : undefined) ?? 0;
-  }
-
-  private _handleBlur() {
-    this._activeIndex = undefined;
-  }
-
-  private _handleKeydown(ev: KeyboardEvent) {
-    if (!this.options || this._activeIndex == null || this.disabled) return;
-    switch (ev.key) {
-      case " ":
-        this.value = this.options[this._activeIndex].value;
-        fireEvent(this, "value-changed", { value: this.value });
-        break;
-      case "ArrowUp":
-      case "ArrowLeft":
-        this._activeIndex =
-          this._activeIndex <= 0
-            ? this.options.length - 1
-            : this._activeIndex - 1;
-        break;
-      case "ArrowDown":
-      case "ArrowRight":
-        this._activeIndex = (this._activeIndex + 1) % this.options.length;
-        break;
-      case "Home":
-        this._activeIndex = 0;
-        break;
-      case "End":
-        this._activeIndex = this.options.length - 1;
-        break;
-      default:
-        return;
-    }
-    ev.preventDefault();
-  }
-
-  private _handleOptionClick(ev: MouseEvent) {
-    if (this.disabled) return;
-    const value = (ev.target as any).value;
-    this.value = value;
-    fireEvent(this, "value-changed", { value: this.value });
-  }
-
-  private _handleOptionMouseDown(ev: MouseEvent) {
-    if (this.disabled) return;
-    ev.preventDefault();
-    const value = (ev.target as any).value;
-    this._activeIndex = this.options?.findIndex(
-      (option) => option.value === value
-    );
-  }
-
-  private _handleOptionMouseUp(ev: MouseEvent) {
-    ev.preventDefault();
-    this._activeIndex = undefined;
-  }
-
-  protected render() {
-    return html`
-      <div class="container">
-        ${this.options
-          ? repeat(
-              this.options,
-              (option) => option.value,
-              (option, idx) => this._renderOption(option, idx)
-            )
-          : nothing}
-      </div>
-    `;
-  }
-
-  private _renderOption(option: ControlSelectOption, index: number) {
-    return html`
-      <div
-        id=${`option-${option.value}`}
-        class=${classMap({
-          option: true,
-          selected: this.value === option.value,
-          focused: this._activeIndex === index,
-        })}
-        role="option"
-        .value=${option.value}
-        aria-selected=${this.value === option.value}
-        aria-label=${ifDefined(option.label)}
-        @click=${this._handleOptionClick}
-        @mousedown=${this._handleOptionMouseDown}
-        @mouseup=${this._handleOptionMouseUp}
-      >
-        <div class="content">
-          ${option.path
-            ? html`<ha-svg-icon .path=${option.path}></ha-svg-icon>`
-            : option.icon
-            ? html`<ha-icon .icon=${option.icon}></ha-icon> `
-            : nothing}
-          ${option.label && !this.hideLabel
-            ? html`<span>${option.label}</span>`
-            : nothing}
-        </div>
-      </div>
-    `;
-  }
-
-  static get styles(): CSSResultGroup {
-    return css`
-      :host {
-        display: block;
-        --control-select-color: var(--primary-color);
-        --control-select-focused-opacity: 0.2;
-        --control-select-selected-opacity: 1;
-        --control-select-background: var(--disabled-color);
-        --control-select-background-opacity: 0.2;
-        --control-select-thickness: 40px;
-        --control-select-border-radius: 12px;
-        --control-select-padding: 4px;
-        --mdc-icon-size: 20px;
-        height: var(--control-select-thickness);
-        width: 100%;
-        border-radius: var(--control-select-border-radius);
-        outline: none;
-        transition: box-shadow 180ms ease-in-out;
-        font-style: normal;
-        font-weight: 500;
-        user-select: none;
-        -webkit-tap-highlight-color: transparent;
-      }
-      :host(:focus-visible) {
-        box-shadow: 0 0 0 2px var(--control-select-color);
-      }
-      :host([vertical]) {
-        width: var(--control-select-thickness);
-        height: 100%;
-      }
-      .container {
-        position: relative;
-        height: 100%;
-        width: 100%;
-        border-radius: var(--control-select-border-radius);
-        transform: translateZ(0);
-        overflow: hidden;
-        display: flex;
-        flex-direction: row;
-        padding: var(--control-select-padding);
-        box-sizing: border-box;
-      }
-      .container::before {
-        position: absolute;
-        content: "";
-        top: 0;
-        left: 0;
-        height: 100%;
-        width: 100%;
-        background: var(--control-select-background);
-        opacity: var(--control-select-background-opacity);
-      }
-
-      .container > *:not(:last-child) {
-        margin-right: var(--control-select-padding);
-        margin-inline-end: var(--control-select-padding);
-        margin-inline-start: initial;
-        direction: var(--direction);
-      }
-      .option {
-        cursor: pointer;
-        position: relative;
-        flex: 1;
-        height: 100%;
-        width: 100%;
-        display: flex;
-        align-items: center;
-        justify-content: center;
-        border-radius: calc(
-          var(--control-select-border-radius) - var(--control-select-padding)
-        );
-        overflow: hidden;
-        color: var(--primary-text-color);
-        /* For safari border-radius overflow */
-        z-index: 0;
-      }
-      .content > *:not(:last-child) {
-        margin-bottom: 4px;
-      }
-      .option::before {
-        position: absolute;
-        content: "";
-        top: 0;
-        left: 0;
-        height: 100%;
-        width: 100%;
-        background-color: var(--control-select-color);
-        opacity: 0;
-        transition: background-color ease-in-out 180ms, opacity ease-in-out 80ms;
-      }
-      .option.focused::before,
-      .option:hover::before {
-        opacity: var(--control-select-focused-opacity);
-      }
-      .option.selected {
-        color: white;
-      }
-      .option.selected::before {
-        opacity: var(--control-select-selected-opacity);
-      }
-      .option .content {
-        position: relative;
-        pointer-events: none;
-        display: flex;
-        align-items: center;
-        justify-content: center;
-        flex-direction: column;
-        text-align: center;
-      }
-      :host([vertical]) {
-        width: var(--control-select-thickness);
-        height: auto;
-      }
-      :host([vertical]) .container {
-        flex-direction: column;
-      }
-      :host([vertical]) .container > *:not(:last-child) {
-        margin-right: initial;
-        margin-inline-end: initial;
-        margin-bottom: var(--control-select-padding);
-      }
-      :host([disabled]) {
-        --control-select-color: var(--disabled-color);
-        --control-select-focused-opacity: 0;
-      }
-      :host([disabled]) .option {
-        cursor: not-allowed;
-      }
-    `;
-  }
-}
-
-declare global {
-  interface HTMLElementTagNameMap {
-    "ha-control-select": HaControlSelect;
-  }
-}

src/components/ha-control-slider.ts

@@ -29,6 +29,19 @@ const A11Y_KEY_CODES = new Set([
   "End",
 ]);
 
+const getPercentageFromEvent = (e: HammerInput, vertical: boolean) => {
+  if (vertical) {
+    const y = e.center.y;
+    const offset = e.target.getBoundingClientRect().top;
+    const total = e.target.clientHeight;
+    return Math.max(Math.min(1, 1 - (y - offset) / total), 0);
+  }
+  const x = e.center.x;
+  const offset = e.target.getBoundingClientRect().left;
+  const total = e.target.clientWidth;
+  return Math.max(Math.min(1, (x - offset) / total), 0);
+};
+
 @customElement("ha-control-slider")
 export class HaControlSlider extends LitElement {
   @property({ type: Boolean, reflect: true })
@@ -144,7 +157,7 @@ export class HaControlSlider extends LitElement {
       });
       this._mc.on("panmove", (e) => {
         if (this.disabled) return;
-        const percentage = this._getPercentageFromEvent(e);
+        const percentage = getPercentageFromEvent(e, this.vertical);
         this.value = this.percentageToValue(percentage);
         const value = this.steppedValue(this.value);
         fireEvent(this, "slider-moved", { value });
@@ -152,7 +165,7 @@ export class HaControlSlider extends LitElement {
       this._mc.on("panend", (e) => {
         if (this.disabled) return;
         this.pressed = false;
-        const percentage = this._getPercentageFromEvent(e);
+        const percentage = getPercentageFromEvent(e, this.vertical);
         this.value = this.steppedValue(this.percentageToValue(percentage));
         fireEvent(this, "slider-moved", { value: undefined });
         fireEvent(this, "value-changed", { value: this.value });
@@ -160,7 +173,7 @@ export class HaControlSlider extends LitElement {
 
       this._mc.on("singletap", (e) => {
         if (this.disabled) return;
-        const percentage = this._getPercentageFromEvent(e);
+        const percentage = getPercentageFromEvent(e, this.vertical);
         this.value = this.steppedValue(this.percentageToValue(percentage));
         fireEvent(this, "value-changed", { value: this.value });
       });
@@ -221,19 +234,6 @@ export class HaControlSlider extends LitElement {
     fireEvent(this, "value-changed", { value: this.value });
   }
 
-  private _getPercentageFromEvent = (e: HammerInput) => {
-    if (this.vertical) {
-      const y = e.center.y;
-      const offset = e.target.getBoundingClientRect().top;
-      const total = e.target.clientHeight;
-      return Math.max(Math.min(1, 1 - (y - offset) / total), 0);
-    }
-    const x = e.center.x;
-    const offset = e.target.getBoundingClientRect().left;
-    const total = e.target.clientWidth;
-    return Math.max(Math.min(1, (x - offset) / total), 0);
-  };
-
   protected render(): TemplateResult {
     return html`
       <div
@@ -250,6 +250,7 @@ export class HaControlSlider extends LitElement {
                 <div
                   class=${classMap({
                     "slider-track-cursor": true,
+                    vertical: this.vertical,
                   })}
                 ></div>
               `
@@ -258,6 +259,7 @@ export class HaControlSlider extends LitElement {
               <div
                 class=${classMap({
                   "slider-track-bar": true,
+                  vertical: this.vertical,
                   [this.mode ?? "start"]: true,
                   "show-handle": this.showHandle,
                 })}
@@ -367,7 +369,7 @@ export class HaControlSlider extends LitElement {
         left: var(--handle-margin);
       }
 
-      :host([vertical]) .slider .slider-track-bar {
+      .slider .slider-track-bar.vertical {
         bottom: 0;
         left: 0;
         transform: translate3d(
@@ -377,7 +379,7 @@ export class HaControlSlider extends LitElement {
         );
         border-radius: var(--border-radius) var(--border-radius) 0 0;
       }
-      :host([vertical]) .slider .slider-track-bar:after {
+      .slider .slider-track-bar.vertical:after {
         top: var(--handle-margin);
         right: 0;
         left: 0;
@@ -385,7 +387,7 @@ export class HaControlSlider extends LitElement {
         width: 50%;
         height: var(--handle-size);
       }
-      :host([vertical]) .slider .slider-track-bar.end {
+      .slider .slider-track-bar.vertical.end {
         top: 0;
         bottom: initial;
         transform: translate3d(
@@ -395,7 +397,7 @@ export class HaControlSlider extends LitElement {
         );
         border-radius: 0 0 var(--border-radius) var(--border-radius);
       }
-      :host([vertical]) .slider .slider-track-bar.end::after {
+      .slider .slider-track-bar.vertical.end::after {
         top: initial;
         bottom: var(--handle-margin);
       }
@@ -430,7 +432,7 @@ export class HaControlSlider extends LitElement {
         width: var(--handle-size);
       }
 
-      :host([vertical]) .slider .slider-track-cursor {
+      .slider .slider-track-cursor.vertical {
         top: initial;
         right: 0;
         left: 0;
@@ -438,7 +440,7 @@ export class HaControlSlider extends LitElement {
         height: var(--cursor-size);
         width: 100%;
       }
-      :host([vertical]) .slider .slider-track-cursor:after {
+      .slider .slider-track-cursor.vertical:after {
         height: var(--handle-size);
         width: 50%;
       }

src/components/ha-cover-controls.ts

@@ -1,5 +1,5 @@
 import { mdiStop } 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 { classMap } from "lit/directives/class-map";
 import { computeCloseIcon, computeOpenIcon } from "../common/entity/cover_icon";
@@ -20,9 +20,9 @@ class HaCoverControls extends LitElement {
 
   @property({ attribute: false }) public stateObj!: CoverEntity;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.stateObj) {
-      return nothing;
+      return html``;
     }
 
     return html`

src/components/ha-cover-tilt-controls.ts

@@ -1,5 +1,5 @@
 import { mdiArrowBottomLeft, mdiArrowTopRight, mdiStop } 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 { classMap } from "lit/directives/class-map";
 import { supportsFeature } from "../common/entity/supports-feature";
@@ -19,9 +19,9 @@ class HaCoverTiltControls extends LitElement {
 
   @property({ attribute: false }) stateObj!: CoverEntity;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.stateObj) {
-      return nothing;
+      return html``;
     }
 
     return html` <ha-icon-button

src/components/ha-dialog-date-picker.ts

@@ -1,6 +1,6 @@
 import "@material/mwc-button/mwc-button";
 import "app-datepicker";
-import { css, html, LitElement, nothing } from "lit";
+import { css, html, LitElement } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { fireEvent } from "../common/dom/fire_event";
 import { nextRender } from "../common/util/render-status";
@@ -38,17 +38,17 @@ export class HaDialogDatePicker extends LitElement {
 
   render() {
     if (!this._params) {
-      return nothing;
+      return html``;
     }
     return html`<ha-dialog open @closed=${this.closeDialog}>
-      <app-date-picker
+      <app-datepicker
         .value=${this._value}
         .min=${this._params.min}
         .max=${this._params.max}
         .locale=${this._params.locale}
-        @date-updated=${this._valueChanged}
+        @datepicker-value-updated=${this._valueChanged}
         .firstDayOfWeek=${this._params.firstWeekday}
-      ></app-date-picker>
+      ></app-datepicker>
       <mwc-button slot="secondaryAction" @click=${this._setToday}>
         ${this.hass.localize("ui.dialogs.date-picker.today")}
       </mwc-button>
@@ -79,32 +79,32 @@ export class HaDialogDatePicker extends LitElement {
     haStyleDialog,
     css`
       ha-dialog {
+        --dialog-content-padding: 0;
         --justify-action-buttons: space-between;
       }
-      app-date-picker {
-        --app-focus: var(--primary-text-color);
-        --app-hover: var(--primary-color);
-        --app-on-disabled: var(--disabled-color);
-        --app-on-focus: var(--primary-text-color);
-        --app-on-hover: var(--primary-text-color);
-        --app-on-primary: var(--text-primary-color);
-        --app-on-surface: var(--primary-text-color);
-        --app-on-today: var(--primary-text-color);
-        --app-on-week-number: var(--secondary-text-color);
-        --app-on-weekday: var(--secondary-text-color);
-        --app-primary: var(--primary-color);
-        --app-selected-focus: var(--primary-text-color);
-        --app-selected-hover: var(--primary-color);
-        --app-selected-on-focus: var(--text-primary-color);
-        --app-selected-on-hover: var(--text-primary-color);
-        --app-shape: var(--mdc-shape-medium);
-        --app-surface: transparent;
-        --app-today: var(--primary-text-color);
-
-        margin: auto;
+      app-datepicker {
+        --app-datepicker-accent-color: var(--primary-color);
+        --app-datepicker-bg-color: transparent;
+        --app-datepicker-color: var(--primary-text-color);
+        --app-datepicker-disabled-day-color: var(--disabled-text-color);
+        --app-datepicker-focused-day-color: var(--text-primary-color);
+        --app-datepicker-focused-year-bg-color: var(--primary-color);
+        --app-datepicker-selector-color: var(--secondary-text-color);
+        --app-datepicker-separator-color: var(--divider-color);
+        --app-datepicker-weekday-color: var(--secondary-text-color);
       }
-      ha-dialog {
-        --mdc-dialog-min-width: 300px;
+      app-datepicker::part(calendar-day):focus {
+        outline: none;
+      }
+      @media all and (min-width: 450px) {
+        ha-dialog {
+          --mdc-dialog-min-width: 300px;
+        }
+      }
+      @media all and (max-width: 450px), all and (max-height: 500px) {
+        app-datepicker {
+          width: 100%;
+        }
       }
     `,
   ];

src/components/ha-icon.ts

@@ -5,7 +5,7 @@ import {
   html,
   LitElement,
   PropertyValues,
-  nothing,
+  TemplateResult,
 } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { fireEvent } from "../common/dom/fire_event";
@@ -29,7 +29,102 @@ interface DeprecatedIcon {
   };
 }
 
-const mdiDeprecatedIcons: DeprecatedIcon = {};
+const mdiDeprecatedIcons: DeprecatedIcon = {
+  "android-messages": {
+    newName: "message-text",
+    removeIn: "2022.10",
+  },
+  "book-variant-multiple": {
+    newName: "bookmark-box-multiple",
+    removeIn: "2022.10",
+  },
+  "desktop-mac": {
+    newName: "monitor",
+    removeIn: "2022.10",
+  },
+  "desktop-mac-dashboard": {
+    newName: "monitor-dashboard",
+    removeIn: "2022.10",
+  },
+  discord: {
+    removeIn: "2022.10",
+  },
+  "diving-scuba": {
+    newName: "diving-scuba-mask",
+    removeIn: "2022.10",
+  },
+  "email-send": {
+    newName: "email-arrow-right",
+    removeIn: "2022.10",
+  },
+  "email-send-outline": {
+    newName: "email-arrow-right-outline",
+    removeIn: "2022.10",
+  },
+  "email-receive": {
+    newName: "email-arrow-left",
+    removeIn: "2022.10",
+  },
+  "email-receive-outline": {
+    newName: "email-arrow-left-outline",
+    removeIn: "2022.10",
+  },
+  "format-textdirection-r-to-l": {
+    newName: "format-pilcrow-arrow-left",
+    removeIn: "2022.10",
+  },
+  "format-textdirection-l-to-r": {
+    newName: "format-pilcrow-arrow-right",
+    removeIn: "2022.10",
+  },
+  "google-controller": {
+    newName: "controller",
+    removeIn: "2022.10",
+  },
+  "google-controller-off": {
+    newName: "controller-off",
+    removeIn: "2022.10",
+  },
+  "google-home": {
+    removeIn: "2022.10",
+  },
+  lecturn: {
+    newName: "lectern",
+    removeIn: "2022.10",
+  },
+  receipt: {
+    newName: "receipt-text",
+    removeIn: "2022.10",
+  },
+  "receipt-outline": {
+    newName: "receipt-text-outline",
+    removeIn: "2022.10",
+  },
+  "tablet-android": {
+    newName: "tablet",
+    removeIn: "2022.10",
+  },
+  "text-to-speech": {
+    newName: "microphone-message",
+    removeIn: "2022.10",
+  },
+  "text-to-speech-off": {
+    newName: "microphone-message-off",
+    removeIn: "2022.10",
+  },
+  "timeline-help": {
+    newName: "timeline-question",
+    removeIn: "2022.10",
+  },
+  "timeline-help-outline": {
+    newName: "timeline-question-outline",
+    removeIn: "2022.10",
+  },
+  "vector-point": {
+    newName: "vector-point-select",
+    removeIn: "2022.10",
+  },
+};
 
 const chunks: Chunks = {};
 
@@ -61,9 +156,9 @@ export class HaIcon extends LitElement {
     }
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.icon) {
-      return nothing;
+      return html``;
     }
     if (this._legacy) {
       return html`<iron-icon .icon=${this.icon}></iron-icon>`;

src/components/ha-label-badge.ts

@@ -62,7 +62,7 @@ class HaLabelBadge extends LitElement {
           height: var(--ha-label-badge-size, 2.5em);
           line-height: var(--ha-label-badge-size, 2.5em);
           font-size: var(--ha-label-badge-font-size, 1.5em);
-          border-radius: var(--ha-label-badge-border-radius, 50%);
+          border-radius: 50%;
           border: 0.1em solid var(--ha-label-badge-color, var(--primary-color));
           color: var(--label-badge-text-color, rgb(76, 76, 76));
 

src/components/ha-list-item.ts

@@ -30,30 +30,6 @@ export class HaListItem extends ListItemBase {
           margin-inline-end: 0px !important;
           direction: var(--direction);
         }
-        :host([multiline-secondary]) {
-          height: auto;
-        }
-        :host([multiline-secondary]) .mdc-deprecated-list-item__text {
-          padding: 8px 0;
-        }
-        :host([multiline-secondary]) .mdc-deprecated-list-item__secondary-text {
-          text-overflow: initial;
-          white-space: normal;
-          overflow: auto;
-          display: inline-block;
-          margin-top: 10px;
-        }
-        :host([multiline-secondary]) .mdc-deprecated-list-item__primary-text {
-          margin-top: 10px;
-        }
-        :host([multiline-secondary])
-          .mdc-deprecated-list-item__secondary-text::before {
-          display: none;
-        }
-        :host([multiline-secondary])
-          .mdc-deprecated-list-item__primary-text::before {
-          display: none;
-        }
       `,
     ];
   }

src/components/ha-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 } from "lit/decorators";
 import "./ha-markdown-element";
 
@@ -15,9 +15,9 @@ export class HaMarkdown extends LitElement {
 
   @property({ type: Boolean }) public breaks = false;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this.content) {
-      return nothing;
+      return html``;
     }
 
     return html`<ha-markdown-element

src/components/ha-network.ts

@@ -54,9 +54,9 @@ export class HaNetwork extends LitElement {
 
   @state() private _expanded?: boolean;
 
-  protected render() {
+  protected render(): TemplateResult {
     if (this.networkConfig === undefined) {
-      return nothing;
+      return html``;
     }
     const configured_adapters = this.networkConfig.configured_adapters || [];
     return html`

src/components/ha-related-items.ts

@@ -5,7 +5,7 @@ import {
   html,
   LitElement,
   PropertyValues,
-  nothing,
+  TemplateResult,
 } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { fireEvent } from "../common/dom/fire_event";
@@ -70,9 +70,9 @@ export class HaRelatedItems extends SubscribeMixin(LitElement) {
     }
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (!this._related) {
-      return nothing;
+      return html``;
     }
     if (Object.keys(this._related).length === 0) {
       return html`

src/components/ha-selector/ha-selector-area.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, state } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { ensureArray } from "../../common/array/ensure-array";
@@ -61,9 +61,9 @@ export class HaAreaSelector extends LitElement {
     }
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (this._hasIntegration(this.selector) && !this._entitySources) {
-      return nothing;
+      return html``;
     }
 
     if (!this.selector.area?.multiple) {

src/components/ha-selector/ha-selector-attribute.ts

@@ -59,8 +59,7 @@ export class HaSelectorAttribute extends LitElement {
 
     if (
       !this.context ||
-      !oldContext ||
-      oldContext.filter_entity === this.context.filter_entity
+      oldContext?.filter_entity === this.context.filter_entity
     ) {
       return;
     }

src/components/ha-selector/ha-selector-constant.ts

@@ -1,38 +0,0 @@
-import { LitElement, nothing } from "lit";
-import { customElement, property } from "lit/decorators";
-import { ConstantSelector } from "../../data/selector";
-
-@customElement("ha-selector-constant")
-export class HaSelectorConstant extends LitElement {
-  @property() public selector!: ConstantSelector;
-
-  @property({ type: Boolean }) public disabled = false;
-
-  @property() public localizeValue?: (key: string) => string;
-
-  protected render() {
-    if (this.disabled) {
-      return nothing;
-    }
-
-    const translationKey = this.selector.constant?.translation_key;
-
-    const translatedLabel =
-      translationKey && this.localizeValue
-        ? this.localizeValue(`${translationKey}.value`)
-        : undefined;
-
-    return (
-      translatedLabel ??
-      this.selector.constant?.label ??
-      this.selector.constant?.value ??
-      nothing
-    );
-  }
-}
-
-declare global {
-  interface HTMLElementTagNameMap {
-    "ha-selector-constant": HaSelectorConstant;
-  }
-}

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

@@ -1,5 +1,5 @@
 import { HassEntity } from "home-assistant-js-websocket";
-import { html, LitElement, nothing } from "lit";
+import { html, LitElement } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import memoizeOne from "memoize-one";
 import { ensureArray } from "../../common/array/ensure-array";
@@ -66,7 +66,7 @@ export class HaDeviceSelector extends LitElement {
 
   protected render() {
     if (this._hasIntegration(this.selector) && !this._entitySources) {
-      return nothing;
+      return html``;
     }
 
     if (!this.selector.device?.multiple) {

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

@@ -1,5 +1,5 @@
 import { HassEntity } from "home-assistant-js-websocket";
-import { html, LitElement, PropertyValues, nothing } from "lit";
+import { html, LitElement, PropertyValues } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { ensureArray } from "../../common/array/ensure-array";
 import {
@@ -39,7 +39,7 @@ export class HaEntitySelector extends LitElement {
 
   protected render() {
     if (this._hasIntegration(this.selector) && !this._entitySources) {
-      return nothing;
+      return html``;
     }
 
     if (!this.selector.entity?.multiple) {

src/components/ha-selector/ha-selector-target.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";
@@ -70,9 +70,9 @@ export class HaTargetSelector extends LitElement {
     }
   }
 
-  protected render() {
+  protected render(): TemplateResult {
     if (this._hasIntegration(this.selector) && !this._entitySources) {
-      return nothing;
+      return html``;
     }
 
     return html`<ha-target-picker

src/components/ha-selector/ha-selector.ts

@@ -17,7 +17,6 @@ const LOAD_ELEMENTS = {
   boolean: () => import("./ha-selector-boolean"),
   color_rgb: () => import("./ha-selector-color-rgb"),
   config_entry: () => import("./ha-selector-config-entry"),
-  constant: () => import("./ha-selector-constant"),
   date: () => import("./ha-selector-date"),
   datetime: () => import("./ha-selector-datetime"),
   device: () => import("./ha-selector-device"),

src/components/ha-service-control.ts

@@ -136,7 +136,6 @@ export class HaServiceControl extends LitElement {
     if (oldValue?.service !== this.value?.service) {
       let updatedDefaultValue = false;
       if (this._value && serviceData) {
-        const loadDefaults = this.value && !("data" in this.value);
         // Set mandatory bools without a default value to false
         if (!this._value.data) {
           this._value.data = {};
@@ -153,7 +152,6 @@ export class HaServiceControl extends LitElement {
             this._value!.data![field.key] = false;
           }
           if (
-            loadDefaults &&
             field.selector &&
             field.default !== undefined &&
             this._value!.data![field.key] === undefined
@@ -343,10 +341,10 @@ export class HaServiceControl extends LitElement {
                     .selector=${dataField.selector}
                     .key=${dataField.key}
                     @value-changed=${this._serviceDataChanged}
-                    .value=${this._value?.data
+                    .value=${this._value?.data &&
+                    this._value.data[dataField.key] !== undefined
                       ? this._value.data[dataField.key]
-                      : undefined}
-                    .placeholder=${dataField.default}
+                      : dataField.default}
                   ></ha-selector>
                 </ha-settings-row>`
               : "";
@@ -360,22 +358,11 @@ export class HaServiceControl extends LitElement {
 
     if (checked) {
       this._checkedKeys.add(key);
-      const field = this._getServiceInfo(
+      const defaultValue = this._getServiceInfo(
         this._value?.service,
         this.hass.services
-      )?.fields.find((_field) => _field.key === key);
-
-      let defaultValue = field?.default;
-
-      if (
-        defaultValue == null &&
-        field?.selector &&
-        "constant" in field.selector
-      ) {
-        defaultValue = field.selector.constant?.value;
-      }
-
-      if (defaultValue != null) {
+      )?.fields.find((field) => field.key === key)?.default;
+      if (defaultValue) {
         data = {
           ...this._value?.data,
           [key]: defaultValue,

src/components/ha-sidebar.ts

@@ -29,7 +29,6 @@ import {
   html,
   LitElement,
   PropertyValues,
-  nothing,
 } from "lit";
 import { customElement, eventOptions, property, state } from "lit/decorators";
 import { classMap } from "lit/directives/class-map";
@@ -242,7 +241,7 @@ class HaSidebar extends SubscribeMixin(LitElement) {
 
   protected render() {
     if (!this.hass) {
-      return nothing;
+      return html``;
     }
 
     // prettier-ignore

src/components/ha-target-picker.ts

@@ -12,7 +12,7 @@ import {
 import "@polymer/paper-tooltip/paper-tooltip";
 import { ComboBoxLightOpenedChangedEvent } from "@vaadin/combo-box/vaadin-combo-box-light";
 import { HassEntity, HassServiceTarget } from "home-assistant-js-websocket";
-import { css, CSSResultGroup, html, LitElement, unsafeCSS, nothing } from "lit";
+import { css, CSSResultGroup, html, LitElement, unsafeCSS } from "lit";
 import { customElement, property, query, state } from "lit/decorators";
 import { classMap } from "lit/directives/class-map";
 import { ensureArray } from "../common/array/ensure-array";
@@ -278,7 +278,7 @@ export class HaTargetPicker extends LitElement {
 
   private _renderPicker() {
     if (!this._addMode) {
-      return nothing;
+      return html``;
     }
     return html`<mwc-menu-surface
       open