20230330.0 (#15982)

* Improve graph tooltips

* Use xy for state charts

* intersect, bigger hitRadius

* improve energy

* fix position tooltips

.eslintrc.json

@@ -5,6 +5,7 @@
     "plugin:@typescript-eslint/recommended",
     "plugin:wc/recommended",
     "plugin:lit/all",
+    "plugin:lit-a11y/recommended",
     "prettier"
   ],
   "parser": "@typescript-eslint/parser",
@@ -19,7 +20,7 @@
   "settings": {
     "import/resolver": {
       "webpack": {
-        "config": "./webpack.config.js"
+        "config": "./webpack.config.cjs"
       }
     }
   },
@@ -65,7 +66,10 @@
     "import/extensions": [
       "error",
       "ignorePackages",
-      { "ts": "never", "js": "never" }
+      {
+        "ts": "never",
+        "js": "never"
+      }
     ],
     "no-restricted-syntax": ["error", "LabeledStatement", "WithStatement"],
     "object-curly-newline": "off",
@@ -112,7 +116,14 @@
     ],
     "unused-imports/no-unused-imports": "error",
     "lit/attribute-value-entities": "off",
-    "lit/no-template-map": "off"
+    "lit/no-template-map": "off",
+    "lit/no-native-attributes": "warn",
+    "lit/no-this-assign-in-render": "warn",
+    "lit-a11y/click-events-have-key-events": ["off"],
+    "lit-a11y/no-autofocus": "off",
+    "lit-a11y/alt-text": "warn",
+    "lit-a11y/anchor-is-valid": "warn",
+    "lit-a11y/role-has-required-aria-attrs": "warn"
   },
   "plugins": ["disable", "unused-imports"],
   "processor": "disable/disable"

.github/dependabot.yml

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

.github/workflows/cast_deployment.yaml

@@ -22,7 +22,7 @@ jobs:
       url: ${{ steps.deploy.outputs.NETLIFY_LIVE_URL || steps.deploy.outputs.NETLIFY_URL }}
     steps:
       - name: Check out files from GitHub
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
         with:
           ref: dev
 
@@ -33,9 +33,7 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install
-        env:
-          CI: true
+        run: yarn install --immutable
 
       - name: Build Cast
         run: ./node_modules/.bin/gulp build-cast
@@ -60,7 +58,7 @@ jobs:
       url: ${{ steps.deploy.outputs.NETLIFY_LIVE_URL || steps.deploy.outputs.NETLIFY_URL }}
     steps:
       - name: Check out files from GitHub
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
         with:
           ref: master
 
@@ -71,9 +69,7 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install
-        env:
-          CI: true
+        run: yarn install --immutable
 
       - name: Build Cast
         run: ./node_modules/.bin/gulp build-cast
@@ -87,4 +83,4 @@ jobs:
           args: deploy --dir=cast/dist --prod
         env:
           NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
-          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_CAST_SITE_ID }}
+          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_CAST_SITE_ID }}

.github/workflows/ci.yaml

@@ -15,83 +15,83 @@ env:
   NODE_OPTIONS: --max_old_space_size=6144
   GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   lint:
+    name: Lint and check format
     runs-on: ubuntu-latest
     steps:
       - name: Check out files from GitHub
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
       - name: Set up Node ${{ env.NODE_VERSION }}
         uses: actions/setup-node@v3.6.0
         with:
           node-version: ${{ env.NODE_VERSION }}
           cache: yarn
       - name: Install dependencies
-        run: yarn install
-        env:
-          CI: true
+        run: yarn install --immutable
+      - name: Check for duplicate dependencies
+        run: yarn dedupe --check
       - name: Build resources
         run: ./node_modules/.bin/gulp gen-icons-json build-translations build-locale-data gather-gallery-pages
       - name: Run eslint
-        run: yarn run lint:eslint
+        run: yarn run lint:eslint --quiet
       - name: Run tsc
         run: yarn run lint:types
       - name: Run prettier
         run: yarn run lint:prettier
-      - name: Check for duplicate dependencies
-        run: yarn dedupe --check
   test:
+    name: Run tests
     runs-on: ubuntu-latest
     steps:
       - name: Check out files from GitHub
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
       - name: Set up Node ${{ env.NODE_VERSION }}
         uses: actions/setup-node@v3.6.0
         with:
           node-version: ${{ env.NODE_VERSION }}
           cache: yarn
       - name: Install dependencies
-        run: yarn install
-        env:
-          CI: true
+        run: yarn install --immutable
       - name: Build resources
         run: ./node_modules/.bin/gulp build-translations build-locale-data
       - name: Run Tests
         run: yarn run test
   build:
-    runs-on: ubuntu-latest
+    name: Build frontend
     needs: [lint, test]
+    runs-on: ubuntu-latest
     steps:
       - name: Check out files from GitHub
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
       - name: Set up Node ${{ env.NODE_VERSION }}
         uses: actions/setup-node@v3.6.0
         with:
           node-version: ${{ env.NODE_VERSION }}
           cache: yarn
       - name: Install dependencies
-        run: yarn install
-        env:
-          CI: true
+        run: yarn install --immutable
       - name: Build Application
         run: ./node_modules/.bin/gulp build-app
         env:
           IS_TEST: "true"
   supervisor:
-    runs-on: ubuntu-latest
+    name: Build supervisor
     needs: [lint, test]
+    runs-on: ubuntu-latest
     steps:
       - name: Check out files from GitHub
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
       - name: Set up Node ${{ env.NODE_VERSION }}
         uses: actions/setup-node@v3.6.0
         with:
           node-version: ${{ env.NODE_VERSION }}
           cache: yarn
       - name: Install dependencies
-        run: yarn install
-        env:
-          CI: true
+        run: yarn install --immutable
       - name: Build Application
         run: ./node_modules/.bin/gulp build-hassio
         env:

.github/workflows/codeql-analysis.yml

@@ -23,7 +23,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3.3.0
+      uses: actions/checkout@v3.5.0
       with:
         # We must fetch at least the immediate parents so that if this is
         # a pull request then we can checkout the head.

.github/workflows/demo_deployment.yaml

@@ -23,7 +23,7 @@ jobs:
       url: ${{ steps.deploy.outputs.NETLIFY_LIVE_URL || steps.deploy.outputs.NETLIFY_URL }}
     steps:
       - name: Check out files from GitHub
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
         with:
           ref: dev
 
@@ -34,9 +34,7 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install
-        env:
-          CI: true
+        run: yarn install --immutable
 
       - name: Build Demo
         run: ./node_modules/.bin/gulp build-demo
@@ -61,7 +59,7 @@ jobs:
       url: ${{ steps.deploy.outputs.NETLIFY_LIVE_URL || steps.deploy.outputs.NETLIFY_URL }}
     steps:
       - name: Check out files from GitHub
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
         with:
           ref: master
 
@@ -72,9 +70,7 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install
-        env:
-          CI: true
+        run: yarn install --immutable
 
       - name: Build Demo
         run: ./node_modules/.bin/gulp build-demo
@@ -88,4 +84,4 @@ jobs:
           args: deploy --dir=demo/dist --prod
         env:
           NETLIFY_AUTH_TOKEN: ${{ secrets.NETLIFY_AUTH_TOKEN }}
-          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_DEMO_SITE_ID }}
+          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_DEMO_SITE_ID }}

.github/workflows/design_deployment.yaml

@@ -17,7 +17,7 @@ jobs:
       url: ${{ steps.deploy.outputs.NETLIFY_LIVE_URL || steps.deploy.outputs.NETLIFY_URL }}
     steps:
       - name: Check out files from GitHub
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
 
       - name: Set up Node ${{ env.NODE_VERSION }}
         uses: actions/setup-node@v3.6.0
@@ -26,9 +26,7 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install
-        env:
-          CI: true
+        run: yarn install --immutable
 
       - name: Build Gallery
         run: ./node_modules/.bin/gulp build-gallery

.github/workflows/design_preview.yaml

@@ -22,7 +22,7 @@ jobs:
     if: github.repository == 'home-assistant/frontend' && contains(github.event.pull_request.labels.*.name, 'needs design preview')
     steps:
       - name: Check out files from GitHub
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
 
       - name: Set up Node ${{ env.NODE_VERSION }}
         uses: actions/setup-node@v3.6.0
@@ -31,9 +31,7 @@ jobs:
           cache: yarn
 
       - name: Install dependencies
-        run: yarn install
-        env:
-          CI: true
+        run: yarn install --immutable
 
       - name: Build Gallery
         run: ./node_modules/.bin/gulp build-gallery

.github/workflows/nightly.yaml

@@ -21,7 +21,7 @@ jobs:
       contents: write
     steps:
       - name: Checkout the repository
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
 
       - name: Set up Python ${{ env.PYTHON_VERSION }}
         uses: actions/setup-python@v4
@@ -43,7 +43,7 @@ jobs:
           LOKALISE_TOKEN: ${{ secrets.LOKALISE_TOKEN }}
 
       - name: Bump version
-        run: script/version_bump.js nightly
+        run: script/version_bump.cjs nightly
 
       - name: Build nightly Python wheels
         run: |

.github/workflows/release.yaml

@@ -24,7 +24,7 @@ jobs:
       contents: write # Required to upload release assets
     steps:
       - name: Checkout the repository
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
 
       - name: Verify version
         uses: home-assistant/actions/helpers/verify-version@master

.github/workflows/stale.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 90 days stale policy
-        uses: actions/stale@v7.0.0
+        uses: actions/stale@v8.0.0
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           days-before-stale: 90

.github/workflows/translations.yaml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout the repository
-        uses: actions/checkout@v3.3.0
+        uses: actions/checkout@v3.5.0
 
       - name: Upload Translations
         run: |

.yarnrc.yml

@@ -1,3 +1,5 @@
+defaultSemverRangePrefix: ""
+
 nodeLinker: node-modules
 
 plugins:
@@ -6,4 +8,4 @@ plugins:
   - path: .yarn/plugins/@yarnpkg/plugin-interactive-tools.cjs
     spec: "@yarnpkg/plugin-interactive-tools"
 
-yarnPath: .yarn/releases/yarn-3.3.1.cjs
+yarnPath: .yarn/releases/yarn-3.5.0.cjs

build-scripts/bundle.cjs

@@ -1,6 +1,15 @@
 const path = require("path");
-const env = require("./env.js");
-const paths = require("./paths.js");
+const env = require("./env.cjs");
+const paths = require("./paths.cjs");
+
+// 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
@@ -53,13 +62,26 @@ module.exports.definedVars = ({ isProdBuild, latestBuild, defineOverlay }) => ({
   ...defineOverlay,
 });
 
-module.exports.terserOptions = (latestBuild) => ({
+module.exports.htmlMinifierOptions = {
+  caseSensitive: true,
+  collapseWhitespace: true,
+  conservativeCollapse: true,
+  decodeEntities: true,
+  removeComments: true,
+  removeRedundantAttributes: true,
+  minifyCSS: {
+    compatibility: "*,-properties.zeroUnits",
+  },
+};
+
+module.exports.terserOptions = ({ latestBuild, isTestBuild }) => ({
   safari10: !latestBuild,
   ecma: latestBuild ? undefined : 5,
-  output: { comments: false },
+  format: { comments: false },
+  sourceMap: !isTestBuild,
 });
 
-module.exports.babelOptions = ({ latestBuild }) => ({
+module.exports.babelOptions = ({ latestBuild, isProdBuild, isTestBuild }) => ({
   babelrc: false,
   compact: false,
   presets: [
@@ -67,7 +89,7 @@ module.exports.babelOptions = ({ latestBuild }) => ({
       "@babel/preset-env",
       {
         useBuiltIns: "entry",
-        corejs: "3.15",
+        corejs: { version: "3.29", proposals: true },
         bugfixes: true,
       },
     ],
@@ -77,7 +99,7 @@ module.exports.babelOptions = ({ latestBuild }) => ({
     [
       path.resolve(
         paths.polymer_dir,
-        "build-scripts/babel-plugins/inline-constants-plugin.js"
+        "build-scripts/babel-plugins/inline-constants-plugin.cjs"
       ),
       {
         modules: ["@mdi/js"],
@@ -93,20 +115,41 @@ module.exports.babelOptions = ({ latestBuild }) => ({
     "@babel/plugin-syntax-import-meta",
     "@babel/plugin-syntax-dynamic-import",
     "@babel/plugin-syntax-top-level-await",
+    // Support  various proposals
     "@babel/plugin-proposal-optional-chaining",
     "@babel/plugin-proposal-nullish-coalescing-operator",
     ["@babel/plugin-proposal-decorators", { decoratorsBeforeExport: true }],
     ["@babel/plugin-proposal-private-methods", { loose: true }],
     ["@babel/plugin-proposal-private-property-in-object", { loose: true }],
     ["@babel/plugin-proposal-class-properties", { loose: true }],
+    // Minify template literals for production
+    isProdBuild && [
+      "template-html-minifier",
+      {
+        modules: {
+          lit: [
+            "html",
+            { name: "svg", encapsulation: "svg" },
+            { name: "css", encapsulation: "style" },
+          ],
+          "@polymer/polymer/lib/utils/html-tag": ["html"],
+        },
+        strictCSS: true,
+        htmlMinifier: module.exports.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");
 
@@ -129,14 +172,17 @@ 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, isWDS }) {
+  app({ isProdBuild, latestBuild, isStatsBuild, isTestBuild, isWDS }) {
     return {
+      name: "app" + nameSuffix(latestBuild),
       entry: {
         service_worker: "./src/entrypoints/service_worker.ts",
         app: "./src/entrypoints/app.ts",
@@ -150,12 +196,14 @@ 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"),
       },
@@ -185,6 +233,7 @@ module.exports.config = {
     }
 
     return {
+      name: "cast" + nameSuffix(latestBuild),
       entry,
       outputPath: outputPath(paths.cast_output_root, latestBuild),
       publicPath: publicPath(latestBuild),
@@ -196,8 +245,9 @@ module.exports.config = {
     };
   },
 
-  hassio({ isProdBuild, latestBuild }) {
+  hassio({ isProdBuild, latestBuild, isStatsBuild, isTestBuild }) {
     return {
+      name: "supervisor" + nameSuffix(latestBuild),
       entry: {
         entrypoint: path.resolve(paths.hassio_dir, "src/entrypoint.ts"),
       },
@@ -205,6 +255,8 @@ module.exports.config = {
       publicPath: publicPath(latestBuild, paths.hassio_publicPath),
       isProdBuild,
       latestBuild,
+      isStatsBuild,
+      isTestBuild,
       isHassioBuild: true,
       defineOverlay: {
         __SUPERVISOR__: true,
@@ -214,6 +266,7 @@ module.exports.config = {
 
   gallery({ isProdBuild, latestBuild }) {
     return {
+      name: "gallery" + nameSuffix(latestBuild),
       entry: {
         entrypoint: path.resolve(paths.gallery_dir, "src/entrypoint.js"),
       },

build-scripts/env.cjs

@@ -1,6 +1,6 @@
 const fs = require("fs");
 const path = require("path");
-const paths = require("./paths.js");
+const paths = require("./paths.cjs");
 
 module.exports = {
   useRollup() {
@@ -17,7 +17,7 @@ module.exports = {
   isStatsBuild() {
     return process.env.STATS === "1";
   },
-  isTest() {
+  isTestBuild() {
     return process.env.IS_TEST === "true";
   },
   isNetlify() {

build-scripts/gulp/app.cjs

@@ -1,19 +1,18 @@
 // Run HA develop mode
+
 const gulp = require("gulp");
-
-const env = require("../env");
-
-require("./clean.js");
-require("./translations.js");
-require("./locale-data.js");
-require("./gen-icons-json.js");
-require("./gather-static.js");
-require("./compress.js");
-require("./webpack.js");
-require("./service-worker.js");
-require("./entry-html.js");
-require("./rollup.js");
-require("./wds.js");
+const env = require("../env.cjs");
+require("./clean.cjs");
+require("./translations.cjs");
+require("./locale-data.cjs");
+require("./gen-icons-json.cjs");
+require("./gather-static.cjs");
+require("./compress.cjs");
+require("./webpack.cjs");
+require("./service-worker.cjs");
+require("./entry-html.cjs");
+require("./rollup.cjs");
+require("./wds.cjs");
 
 gulp.task(
   "develop-app",
@@ -50,7 +49,7 @@ gulp.task(
     "copy-static-app",
     env.useRollup() ? "rollup-prod-app" : "webpack-prod-app",
     // Don't compress running tests
-    ...(env.isTest() ? [] : ["compress-app"]),
+    ...(env.isTestBuild() ? [] : ["compress-app"]),
     gulp.parallel(
       "gen-pages-prod",
       "gen-index-app-prod",

build-scripts/gulp/cast.cjs

@@ -1,14 +1,13 @@
 const gulp = require("gulp");
+const env = require("../env.cjs");
 
-const env = require("../env");
-
-require("./clean.js");
-require("./translations.js");
-require("./gather-static.js");
-require("./webpack.js");
-require("./service-worker.js");
-require("./entry-html.js");
-require("./rollup.js");
+require("./clean.cjs");
+require("./translations.cjs");
+require("./gather-static.cjs");
+require("./webpack.cjs");
+require("./service-worker.cjs");
+require("./entry-html.cjs");
+require("./rollup.cjs");
 
 gulp.task(
   "develop-cast",

build-scripts/gulp/clean.cjs

@@ -1,7 +1,7 @@
 const del = import("del");
 const gulp = require("gulp");
-const paths = require("../paths");
-require("./translations");
+const paths = require("../paths.cjs");
+require("./translations.cjs");
 
 gulp.task(
   "clean",

build-scripts/gulp/compress.cjs

@@ -4,7 +4,7 @@ const gulp = require("gulp");
 const zopfli = require("gulp-zopfli-green");
 const merge = require("merge-stream");
 const path = require("path");
-const paths = require("../paths");
+const paths = require("../paths.cjs");
 
 const zopfliOptions = { threshold: 150 };
 

build-scripts/gulp/demo.cjs

@@ -1,16 +1,15 @@
 // Run demo develop mode
 const gulp = require("gulp");
+const env = require("../env.cjs");
 
-const env = require("../env");
-
-require("./clean.js");
-require("./translations.js");
-require("./gen-icons-json.js");
-require("./gather-static.js");
-require("./webpack.js");
-require("./service-worker.js");
-require("./entry-html.js");
-require("./rollup.js");
+require("./clean.cjs");
+require("./translations.cjs");
+require("./gen-icons-json.cjs");
+require("./gather-static.cjs");
+require("./webpack.cjs");
+require("./service-worker.cjs");
+require("./entry-html.cjs");
+require("./rollup.cjs");
 
 gulp.task(
   "develop-demo",

build-scripts/gulp/entry-html.cjs

@@ -3,9 +3,10 @@ const gulp = require("gulp");
 const fs = require("fs-extra");
 const path = require("path");
 const template = require("lodash.template");
-const minify = require("html-minifier").minify;
-const paths = require("../paths.js");
-const env = require("../env.js");
+const { minify } = require("html-minifier-terser");
+const paths = require("../paths.cjs");
+const env = require("../env.cjs");
+const { htmlMinifierOptions, terserOptions } = require("../bundle.cjs");
 
 const templatePath = (tpl) =>
   path.resolve(paths.polymer_dir, "src/html/", `${tpl}.html.template`);
@@ -39,10 +40,12 @@ const renderGalleryTemplate = (pth, data = {}) =>
 
 const minifyHtml = (content) =>
   minify(content, {
-    collapseWhitespace: true,
-    minifyJS: true,
-    minifyCSS: true,
-    removeComments: true,
+    ...htmlMinifierOptions,
+    conservativeCollapse: false,
+    minifyJS: terserOptions({
+      latestBuild: false, // Shared scripts should be ES5
+      isTestBuild: true, // Don't need source maps
+    }),
   });
 
 const PAGES = ["onboarding", "authorize"];
@@ -63,7 +66,7 @@ gulp.task("gen-pages-dev", (done) => {
   done();
 });
 
-gulp.task("gen-pages-prod", (done) => {
+gulp.task("gen-pages-prod", async () => {
   const latestManifest = require(path.resolve(
     paths.app_output_latest,
     "manifest.json"
@@ -73,19 +76,23 @@ gulp.task("gen-pages-prod", (done) => {
     "manifest.json"
   ));
 
+  const minifiedHTML = [];
   for (const page of PAGES) {
     const content = renderTemplate(page, {
       latestPageJS: latestManifest[`${page}.js`],
-
       es5PageJS: es5Manifest[`${page}.js`],
     });
 
-    fs.outputFileSync(
-      path.resolve(paths.app_output_root, `${page}.html`),
-      minifyHtml(content)
+    minifiedHTML.push(
+      minifyHtml(content).then((minified) =>
+        fs.outputFileSync(
+          path.resolve(paths.app_output_root, `${page}.html`),
+          minified
+        )
+      )
     );
   }
-  done();
+  await Promise.all(minifiedHTML);
 });
 
 gulp.task("gen-index-app-dev", (done) => {
@@ -118,7 +125,7 @@ gulp.task("gen-index-app-dev", (done) => {
   done();
 });
 
-gulp.task("gen-index-app-prod", (done) => {
+gulp.task("gen-index-app-prod", async () => {
   const latestManifest = require(path.resolve(
     paths.app_output_latest,
     "manifest.json"
@@ -136,13 +143,15 @@ gulp.task("gen-index-app-prod", (done) => {
     es5CoreJS: es5Manifest["core.js"],
     es5CustomPanelJS: es5Manifest["custom-panel.js"],
   });
-  const minified = minifyHtml(content).replace(/#THEMEC/g, "{{ theme_color }}");
+  const minified = (await minifyHtml(content)).replace(
+    /#THEMEC/g,
+    "{{ theme_color }}"
+  );
 
   fs.outputFileSync(
     path.resolve(paths.app_output_root, "index.html"),
     minified
   );
-  done();
 });
 
 gulp.task("gen-index-cast-dev", (done) => {
@@ -244,7 +253,7 @@ gulp.task("gen-index-demo-dev", (done) => {
   done();
 });
 
-gulp.task("gen-index-demo-prod", (done) => {
+gulp.task("gen-index-demo-prod", async () => {
   const latestManifest = require(path.resolve(
     paths.demo_output_latest,
     "manifest.json"
@@ -258,13 +267,12 @@ gulp.task("gen-index-demo-prod", (done) => {
 
     es5DemoJS: es5Manifest["main.js"],
   });
-  const minified = minifyHtml(content);
+  const minified = await minifyHtml(content);
 
   fs.outputFileSync(
     path.resolve(paths.demo_output_root, "index.html"),
     minified
   );
-  done();
 });
 
 gulp.task("gen-index-gallery-dev", (done) => {
@@ -279,7 +287,7 @@ gulp.task("gen-index-gallery-dev", (done) => {
   done();
 });
 
-gulp.task("gen-index-gallery-prod", (done) => {
+gulp.task("gen-index-gallery-prod", async () => {
   const latestManifest = require(path.resolve(
     paths.gallery_output_latest,
     "manifest.json"
@@ -287,13 +295,12 @@ gulp.task("gen-index-gallery-prod", (done) => {
   const content = renderGalleryTemplate("index", {
     latestGalleryJS: latestManifest["entrypoint.js"],
   });
-  const minified = minifyHtml(content);
+  const minified = await minifyHtml(content);
 
   fs.outputFileSync(
     path.resolve(paths.gallery_output_root, "index.html"),
     minified
   );
-  done();
 });
 
 gulp.task("gen-index-hassio-dev", async () => {

build-scripts/gulp/gallery.cjs

@@ -6,21 +6,21 @@ const { marked } = require("marked");
 const glob = require("glob");
 const yaml = require("js-yaml");
 
-const env = require("../env");
-const paths = require("../paths");
+const env = require("../env.cjs");
+const paths = require("../paths.cjs");
 
-require("./clean.js");
-require("./translations.js");
-require("./gen-icons-json.js");
-require("./gather-static.js");
-require("./webpack.js");
-require("./service-worker.js");
-require("./entry-html.js");
-require("./rollup.js");
+require("./clean.cjs");
+require("./translations.cjs");
+require("./gen-icons-json.cjs");
+require("./gather-static.cjs");
+require("./webpack.cjs");
+require("./service-worker.cjs");
+require("./entry-html.cjs");
+require("./rollup.cjs");
 
 gulp.task("gather-gallery-pages", async function gatherPages() {
   const pageDir = path.resolve(paths.gallery_dir, "src/pages");
-  const files = glob.sync(path.resolve(pageDir, "**/*"));
+  const files = await glob(path.resolve(pageDir, "**/*"));
 
   const galleryBuild = path.resolve(paths.gallery_dir, "build");
   fs.mkdirSync(galleryBuild, { recursive: true });
@@ -89,9 +89,7 @@ gulp.task("gather-gallery-pages", async function gatherPages() {
 
   // Generate sidebar
   const sidebarPath = path.resolve(paths.gallery_dir, "sidebar.js");
-  // To make watch work during development
-  delete require.cache[sidebarPath];
-  const sidebar = require(sidebarPath);
+  const sidebar = (await import(sidebarPath)).default;
 
   const pagesToProcess = {};
   for (const key of processed) {

build-scripts/gulp/gather-static.cjs

@@ -3,7 +3,7 @@
 const gulp = require("gulp");
 const path = require("path");
 const fs = require("fs-extra");
-const paths = require("../paths");
+const paths = require("../paths.cjs");
 
 const npmPath = (...parts) =>
   path.resolve(paths.polymer_dir, "node_modules", ...parts);

build-scripts/gulp/gen-icons-json.cjs

@@ -134,11 +134,11 @@ gulp.task("gen-icons-json", (done) => {
   });
 
   const file = fs.readFileSync(PACKAGE_PATH, { encoding });
-  const package = JSON.parse(file);
+  const packageMeta = JSON.parse(file);
 
   fs.writeFileSync(
     path.resolve(OUTPUT_DIR, "iconMetadata.json"),
-    JSON.stringify({ version: package.version, parts })
+    JSON.stringify({ version: packageMeta.version, parts })
   );
 
   fs.writeFileSync(

build-scripts/gulp/hassio.cjs

@@ -1,15 +1,13 @@
 const gulp = require("gulp");
-
-const env = require("../env");
-
-require("./clean.js");
-require("./gen-icons-json.js");
-require("./webpack.js");
-require("./compress.js");
-require("./rollup.js");
-require("./gather-static.js");
-require("./translations.js");
-require("./gen-icons-json.js");
+const env = require("../env.cjs");
+require("./clean.cjs");
+require("./compress.cjs");
+require("./entry-html.cjs");
+require("./gather-static.cjs");
+require("./gen-icons-json.cjs");
+require("./rollup.cjs");
+require("./translations.cjs");
+require("./webpack.cjs");
 
 gulp.task(
   "develop-hassio",
@@ -43,6 +41,6 @@ gulp.task(
     env.useRollup() ? "rollup-prod-hassio" : "webpack-prod-hassio",
     "gen-index-hassio-prod",
     ...// Don't compress running tests
-    (env.isTest() ? [] : ["compress-hassio"])
+    (env.isTestBuild() ? [] : ["compress-hassio"])
   )
 );

build-scripts/gulp/locale-data.cjs

@@ -2,7 +2,7 @@ const del = import("del");
 const path = require("path");
 const gulp = require("gulp");
 const fs = require("fs");
-const paths = require("../paths");
+const paths = require("../paths.cjs");
 
 const outDir = "build/locale-data";
 

build-scripts/gulp/rollup.cjs

@@ -6,8 +6,8 @@ const handler = require("serve-handler");
 const http = require("http");
 const log = require("fancy-log");
 const open = require("open");
-const rollupConfig = require("../rollup");
-const paths = require("../paths");
+const rollupConfig = require("../rollup.cjs");
+const paths = require("../paths.cjs");
 
 const bothBuilds = (createConfigFunc, params) =>
   gulp.series(
@@ -46,7 +46,7 @@ function createServer(serveOptions) {
   );
 }
 
-function watchRollup(createConfig, extraWatchSrc = [], serveOptions) {
+function watchRollup(createConfig, extraWatchSrc = [], serveOptions = null) {
   const { inputOptions, outputOptions } = createConfig({
     isProdBuild: false,
     latestBuild: true,

build-scripts/gulp/service-worker.cjs

@@ -5,7 +5,7 @@ const path = require("path");
 const fs = require("fs-extra");
 const workboxBuild = require("workbox-build");
 const sourceMapUrl = require("source-map-url");
-const paths = require("../paths.js");
+const paths = require("../paths.cjs");
 
 const swDest = path.resolve(paths.app_output_root, "service_worker.js");
 

build-scripts/gulp/translations.cjs

@@ -9,11 +9,11 @@ const flatmap = require("gulp-flatmap");
 const merge = require("gulp-merge-json");
 const rename = require("gulp-rename");
 const transform = require("gulp-json-transform");
-const { mapFiles } = require("../util");
-const env = require("../env");
-const paths = require("../paths");
+const { mapFiles } = require("../util.cjs");
+const env = require("../env.cjs");
+const paths = require("../paths.cjs");
 
-require("./fetch-nightly-translations");
+require("./fetch-nightly-translations.cjs");
 
 const inFrontendDir = "translations/frontend";
 const inBackendDir = "translations/backend";

build-scripts/gulp/webpack.cjs

@@ -5,14 +5,15 @@ const webpack = require("webpack");
 const WebpackDevServer = require("webpack-dev-server");
 const log = require("fancy-log");
 const path = require("path");
-const paths = require("../paths");
+const env = require("../env.cjs");
+const paths = require("../paths.cjs");
 const {
   createAppConfig,
   createDemoConfig,
   createCastConfig,
   createHassioConfig,
   createGalleryConfig,
-} = require("../webpack");
+} = require("../webpack.cjs");
 
 const bothBuilds = (createConfigFunc, params) => [
   createConfigFunc({ ...params, latestBuild: true }),
@@ -104,6 +105,8 @@ gulp.task("webpack-prod-app", () =>
   prodBuild(
     bothBuilds(createAppConfig, {
       isProdBuild: true,
+      isStatsBuild: env.isStatsBuild(),
+      isTestBuild: env.isTestBuild(),
     })
   )
 );
@@ -161,6 +164,8 @@ gulp.task("webpack-prod-hassio", () =>
   prodBuild(
     bothBuilds(createHassioConfig, {
       isProdBuild: true,
+      isStatsBuild: env.isStatsBuild(),
+      isTestBuild: env.isTestBuild(),
     })
   )
 );

build-scripts/removedIcons.json

@@ -1,30 +1 @@
-[
-  {
-    "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-plugins/worker-plugin.cjs

@@ -103,7 +103,7 @@ module.exports = function (opts = {}) {
         }
         delete optionsObject.type;
 
-        if (!new RegExp("^.*/").test(workerFile)) {
+        if (!/^.*\//.test(workerFile)) {
           this.warn(
             `Paths passed to the Worker constructor must be relative or absolute, i.e. start with /, ./ or ../ (just like dynamic import!). Ignoring "${workerFile}".`
           );

build-scripts/rollup.cjs

@@ -3,18 +3,18 @@ const path = require("path");
 const commonjs = require("@rollup/plugin-commonjs");
 const resolve = require("@rollup/plugin-node-resolve");
 const json = require("@rollup/plugin-json");
-const babel = require("@rollup/plugin-babel").babel;
+const { babel } = require("@rollup/plugin-babel");
 const replace = require("@rollup/plugin-replace");
 const visualizer = require("rollup-plugin-visualizer");
 const { string } = require("rollup-plugin-string");
 const { terser } = require("rollup-plugin-terser");
-const manifest = require("./rollup-plugins/manifest-plugin");
-const worker = require("./rollup-plugins/worker-plugin");
-const dontHashPlugin = require("./rollup-plugins/dont-hash-plugin");
-const ignore = require("./rollup-plugins/ignore-plugin");
+const manifest = require("./rollup-plugins/manifest-plugin.cjs");
+const worker = require("./rollup-plugins/worker-plugin.cjs");
+const dontHashPlugin = require("./rollup-plugins/dont-hash-plugin.cjs");
+const ignore = require("./rollup-plugins/ignore-plugin.cjs");
 
-const bundle = require("./bundle");
-const paths = require("./paths");
+const bundle = require("./bundle.cjs");
+const paths = require("./paths.cjs");
 
 const extensions = [".js", ".ts"];
 
@@ -39,11 +39,18 @@ const createRollupConfig = ({
   inputOptions: {
     input: entry,
     // Some entry points contain no JavaScript. This setting silences a warning about that.
-    // https://rollupjs.org/guide/en/#preserveentrysignatures
+    // https://rollupjs.org/configuration-options/#preserveentrysignatures
     preserveEntrySignatures: false,
     plugins: [
       ignore({
-        files: bundle.emptyPackages({ latestBuild }),
+        files: bundle
+          .emptyPackages({ latestBuild })
+          // TEMP HACK: Makes Rollup build work again
+          .concat(
+            require.resolve(
+              "@webcomponents/scoped-custom-element-registry/scoped-custom-element-registry.min"
+            )
+          ),
       }),
       resolve({
         extensions,
@@ -54,7 +61,7 @@ const createRollupConfig = ({
       commonjs(),
       json(),
       babel({
-        ...bundle.babelOptions({ latestBuild }),
+        ...bundle.babelOptions({ latestBuild, isProdBuild }),
         extensions,
         babelHelpers: isWDS ? "inline" : "bundled",
       }),
@@ -69,7 +76,7 @@ const createRollupConfig = ({
         }),
       !isWDS && worker(),
       !isWDS && dontHashPlugin({ dontHash }),
-      !isWDS && isProdBuild && terser(bundle.terserOptions(latestBuild)),
+      !isWDS && isProdBuild && terser(bundle.terserOptions({ latestBuild })),
       !isWDS &&
         isStatsBuild &&
         visualizer({
@@ -83,20 +90,20 @@ const createRollupConfig = ({
    * @type { import("rollup").OutputOptions }
    */
   outputOptions: {
-    // https://rollupjs.org/guide/en/#outputdir
+    // https://rollupjs.org/configuration-options/#output-dir
     dir: outputPath,
-    // https://rollupjs.org/guide/en/#outputformat
+    // https://rollupjs.org/configuration-options/#output-format
     format: latestBuild ? "es" : "systemjs",
-    // https://rollupjs.org/guide/en/#outputexternallivebindings
+    // https://rollupjs.org/configuration-options/#output-externallivebindings
     externalLiveBindings: false,
-    // https://rollupjs.org/guide/en/#outputentryfilenames
-    // https://rollupjs.org/guide/en/#outputchunkfilenames
-    // https://rollupjs.org/guide/en/#outputassetfilenames
+    // https://rollupjs.org/configuration-options/#output-entryfilenames
+    // https://rollupjs.org/configuration-options/#output-chunkfilenames
+    // https://rollupjs.org/configuration-options/#output-assetfilenames
     entryFileNames:
       isProdBuild && !isStatsBuild ? "[name]-[hash].js" : "[name].js",
     chunkFileNames: isProdBuild && !isStatsBuild ? "c.[hash].js" : "[name].js",
     assetFileNames: isProdBuild && !isStatsBuild ? "a.[hash].js" : "[name].js",
-    // https://rollupjs.org/guide/en/#outputsourcemap
+    // https://rollupjs.org/configuration-options/#output-sourcemap
     sourcemap: isProdBuild ? true : "inline",
   },
 });

build-scripts/webpack.cjs

@@ -4,8 +4,8 @@ const TerserPlugin = require("terser-webpack-plugin");
 const { WebpackManifestPlugin } = require("webpack-manifest-plugin");
 const log = require("fancy-log");
 const WebpackBar = require("webpackbar");
-const paths = require("./paths.js");
-const bundle = require("./bundle.js");
+const paths = require("./paths.cjs");
+const bundle = require("./bundle.cjs");
 
 class LogStartCompilePlugin {
   ignoredFirst = false;
@@ -22,6 +22,7 @@ class LogStartCompilePlugin {
 }
 
 const createWebpackConfig = ({
+  name,
   entry,
   outputPath,
   publicPath,
@@ -29,6 +30,7 @@ const createWebpackConfig = ({
   isProdBuild,
   latestBuild,
   isStatsBuild,
+  isTestBuild,
   isHassioBuild,
   dontHash,
 }) => {
@@ -37,10 +39,16 @@ const createWebpackConfig = ({
   }
   const ignorePackages = bundle.ignorePackages({ latestBuild });
   return {
+    name,
     mode: isProdBuild ? "production" : "development",
     target: ["web", latestBuild ? "es2017" : "es5"],
-    devtool: isProdBuild
-      ? "cheap-module-source-map"
+    // 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"
       : "eval-cheap-module-source-map",
     entry,
     node: false,
@@ -51,11 +59,14 @@ const createWebpackConfig = ({
           use: {
             loader: "babel-loader",
             options: {
-              ...bundle.babelOptions({ latestBuild }),
+              ...bundle.babelOptions({ latestBuild, isProdBuild, isTestBuild }),
               cacheDirectory: !isProdBuild,
               cacheCompression: false,
             },
           },
+          resolve: {
+            fullySpecified: false,
+          },
         },
         {
           test: /\.css$/,
@@ -68,7 +79,7 @@ const createWebpackConfig = ({
         new TerserPlugin({
           parallel: true,
           extractComments: true,
-          terserOptions: bundle.terserOptions(latestBuild),
+          terserOptions: bundle.terserOptions({ latestBuild, isTestBuild }),
         }),
       ],
       moduleIds: isProdBuild && !isStatsBuild ? "deterministic" : "named",
@@ -153,6 +164,22 @@ const createWebpackConfig = ({
       publicPath,
       // To silence warning in worker plugin
       globalObject: "self",
+      // Since production source maps don't include sources, we need to point to them elsewhere
+      // For dependencies, just provide the path (no source in browser)
+      // Otherwise, point to the raw code on GitHub for browser to load
+      devtoolModuleFilenameTemplate:
+        !isTestBuild && isProdBuild
+          ? (info) => {
+              const sourcePath = info.resourcePath.replace(/^\.\//, "");
+              if (
+                sourcePath.startsWith("node_modules") ||
+                sourcePath.startsWith("webpack")
+              ) {
+                return `no-source/${sourcePath}`;
+              }
+              return `${bundle.sourceMapURL()}/${sourcePath}`;
+            }
+          : undefined,
     },
     experiments: {
       topLevelAwait: true,
@@ -160,9 +187,14 @@ const createWebpackConfig = ({
   };
 };
 
-const createAppConfig = ({ isProdBuild, latestBuild, isStatsBuild }) =>
+const createAppConfig = ({
+  isProdBuild,
+  latestBuild,
+  isStatsBuild,
+  isTestBuild,
+}) =>
   createWebpackConfig(
-    bundle.config.app({ isProdBuild, latestBuild, isStatsBuild })
+    bundle.config.app({ isProdBuild, latestBuild, isStatsBuild, isTestBuild })
   );
 
 const createDemoConfig = ({ isProdBuild, latestBuild, isStatsBuild }) =>
@@ -173,8 +205,20 @@ const createDemoConfig = ({ isProdBuild, latestBuild, isStatsBuild }) =>
 const createCastConfig = ({ isProdBuild, latestBuild }) =>
   createWebpackConfig(bundle.config.cast({ isProdBuild, latestBuild }));
 
-const createHassioConfig = ({ isProdBuild, latestBuild }) =>
-  createWebpackConfig(bundle.config.hassio({ isProdBuild, latestBuild }));
+const createHassioConfig = ({
+  isProdBuild,
+  latestBuild,
+  isStatsBuild,
+  isTestBuild,
+}) =>
+  createWebpackConfig(
+    bundle.config.hassio({
+      isProdBuild,
+      latestBuild,
+      isStatsBuild,
+      isTestBuild,
+    })
+  );
 
 const createGalleryConfig = ({ isProdBuild, latestBuild }) =>
   createWebpackConfig(bundle.config.gallery({ isProdBuild, latestBuild }));

cast/rollup.config.js

@@ -1,5 +1,5 @@
-const rollup = require("../build-scripts/rollup.js");
-const env = require("../build-scripts/env.js");
+import rollup from "../build-scripts/rollup.cjs";
+import env from "../build-scripts/env.cjs";
 
 const config = rollup.createCastConfig({
   isProdBuild: env.isProdBuild(),
@@ -7,4 +7,4 @@ const config = rollup.createCastConfig({
   isStatsBuild: env.isStatsBuild(),
 });
 
-module.exports = { ...config.inputOptions, output: config.outputOptions };
+export default { ...config.inputOptions, output: config.outputOptions };

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

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

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

@@ -1,4 +1,4 @@
-import { html, TemplateResult } from "lit";
+import { html, nothing } 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(): TemplateResult {
+  protected render() {
     if (!this._lovelaceConfig) {
-      return html``;
+      return nothing;
     }
     return html`
       <hc-lovelace

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

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

cast/webpack.config.js

@@ -1,8 +1,8 @@
-const { createCastConfig } = require("../build-scripts/webpack.js");
-const { isProdBuild, isStatsBuild } = require("../build-scripts/env.js");
+import webpack from "../build-scripts/webpack.cjs";
+import env from "../build-scripts/env.cjs";
 
-module.exports = createCastConfig({
-  isProdBuild: isProdBuild(),
-  isStatsBuild: isStatsBuild(),
+export default webpack.createCastConfig({
+  isProdBuild: env.isProdBuild(),
+  isStatsBuild: env.isStatsBuild(),
   latestBuild: true,
 });

demo/rollup.config.js

@@ -1,5 +1,5 @@
-const rollup = require("../build-scripts/rollup.js");
-const env = require("../build-scripts/env.js");
+import rollup from "../build-scripts/rollup.cjs";
+import env from "../build-scripts/env.cjs";
 
 const config = rollup.createDemoConfig({
   isProdBuild: env.isProdBuild(),
@@ -7,4 +7,4 @@ const config = rollup.createDemoConfig({
   isStatsBuild: env.isStatsBuild(),
 });
 
-module.exports = { ...config.inputOptions, output: config.outputOptions };
+export default { ...config.inputOptions, output: config.outputOptions };

demo/script/size_stats

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

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

@@ -1,5 +1,5 @@
 import { mdiTelevision } from "@mdi/js";
-import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
+import { css, CSSResultGroup, html, LitElement, nothing } 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(): TemplateResult {
+  protected render() {
     if (
       !this._castManager ||
       this._castManager.castState === "NO_DEVICES_AVAILABLE"
     ) {
-      return html``;
+      return nothing;
     }
     return html`
       <ha-svg-icon .path=${mdiTelevision}></ha-svg-icon>

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

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

demo/src/ha-demo.ts

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

demo/src/stubs/history.ts

@@ -1,39 +1,19 @@
 import { HassEntity } from "home-assistant-js-websocket";
+import { HistoryStates } from "../../../src/data/history";
 import { MockHomeAssistant } from "../../../src/fake_data/provide_hass";
 
-interface HistoryQueryParams {
-  filter_entity_id: string;
-  end_time: string;
-}
-
-const parseQuery = <T>(queryString: string) => {
-  const query: any = {};
-  const items = queryString.split("&");
-  for (const item of items) {
-    const parts = item.split("=");
-    const key = decodeURIComponent(parts[0]);
-    const value = parts.length > 1 ? decodeURIComponent(parts[1]) : undefined;
-    query[key] = value;
-  }
-  return query as T;
-};
-
-const getTime = (minutesAgo) => {
-  const ts = new Date(Date.now() - minutesAgo * 60 * 1000);
-  return ts.toISOString();
-};
-
-const randomTimeAdjustment = (diff) => Math.random() * diff - diff / 2;
-
-const maxTime = 1440;
-
-const generateHistory = (state, deltas) => {
+const generateStateHistory = (
+  state: HassEntity,
+  deltas,
+  start_date: Date,
+  end_date: Date
+) => {
   const changes =
     typeof deltas[0] === "object"
       ? deltas
       : deltas.map((st) => ({ state: st }));
 
-  const timeDiff = 900 / changes.length;
+  const timeDiff = (end_date.getTime() - start_date.getTime()) / changes.length;
 
   return changes.map((change, index) => {
     let attributes;
@@ -47,17 +27,13 @@ const generateHistory = (state, deltas) => {
       attributes = { ...state.attributes, ...change.attributes };
     }
 
-    const time =
-      index === 0
-        ? getTime(maxTime)
-        : getTime(maxTime - index * timeDiff + randomTimeAdjustment(timeDiff));
+    const time = start_date.getTime() + timeDiff * index;
 
     return {
-      attributes,
-      entity_id: state.entity_id,
-      state: change.state || state.state,
-      last_changed: time,
-      last_updated: time,
+      a: attributes,
+      s: change.state || state.state,
+      lc: time / 1000,
+      lu: time / 1000,
     };
   });
 };
@@ -65,15 +41,29 @@ const generateHistory = (state, deltas) => {
 const incrementalUnits = ["clients", "queries", "ads"];
 
 export const mockHistory = (mockHass: MockHomeAssistant) => {
-  mockHass.mockAPI(
-    new RegExp("history/period/.+"),
-    (hass, _method, path, _parameters) => {
-      const params = parseQuery<HistoryQueryParams>(path.split("?")[1]);
-      const entities = params.filter_entity_id.split(",");
+  mockHass.mockWS(
+    "history/stream",
+    (
+      {
+        entity_ids,
+        start_time,
+        end_time,
+      }: {
+        entity_ids: string[];
+        start_time: string;
+        end_time?: string;
+      },
+      hass,
+      onChange
+    ) => {
+      const states: HistoryStates = {};
 
-      const results: HassEntity[][] = [];
+      const start = new Date(start_time);
+      const end = end_time ? new Date(end_time) : new Date();
+
+      for (const entityId of entity_ids) {
+        states[entityId] = [];
 
-      for (const entityId of entities) {
         const state = hass.states[entityId];
 
         if (!state) {
@@ -81,7 +71,12 @@ export const mockHistory = (mockHass: MockHomeAssistant) => {
         }
 
         if (!state.attributes.unit_of_measurement) {
-          results.push(generateHistory(state, [state.state]));
+          states[entityId] = generateStateHistory(
+            state,
+            [state.state],
+            start,
+            end
+          );
           continue;
         }
 
@@ -120,17 +115,23 @@ export const mockHistory = (mockHass: MockHomeAssistant) => {
             numberState - diff + Math.floor(Math.random() * 2 * diff);
         }
 
-        results.push(
-          generateHistory(
-            {
-              entity_id: state.entity_id,
-              attributes: state.attributes,
-            },
-            Array.from({ length: statesToGenerate }, genFunc)
-          )
+        states[entityId] = generateStateHistory(
+          state,
+          Array.from({ length: statesToGenerate }, genFunc),
+          start,
+          end
         );
       }
-      return results;
+
+      setTimeout(() => {
+        onChange?.({
+          states,
+          start_time: start,
+          end_time: end,
+        });
+      }, 1);
+
+      return () => {};
     }
   );
 };

demo/src/stubs/recorder.ts

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

demo/webpack.config.js

@@ -1,12 +1,11 @@
-const { createDemoConfig } = require("../build-scripts/webpack.js");
-const { isProdBuild, isStatsBuild } = require("../build-scripts/env.js");
+import webpack from "../build-scripts/webpack.cjs";
+import env from "../build-scripts/env.cjs";
 
 // File just used for stats builds
-
 const latestBuild = true;
 
-module.exports = createDemoConfig({
-  isProdBuild: isProdBuild(),
-  isStatsBuild: isStatsBuild(),
+export default webpack.createDemoConfig({
+  isProdBuild: env.isProdBuild(),
+  isStatsBuild: env.isStatsBuild(),
   latestBuild,
 });

gallery/rollup.config.js

@@ -1,5 +1,5 @@
-const rollup = require("../build-scripts/rollup.js");
-const env = require("../build-scripts/env.js");
+import rollup from "../build-scripts/rollup.cjs";
+import env from "../build-scripts/env.cjs";
 
 const config = rollup.createGalleryConfig({
   isProdBuild: env.isProdBuild(),
@@ -7,4 +7,4 @@ const config = rollup.createGalleryConfig({
   isStatsBuild: env.isStatsBuild(),
 });
 
-module.exports = { ...config.inputOptions, output: config.outputOptions };
+export default { ...config.inputOptions, output: config.outputOptions };

gallery/sidebar.js

@@ -1,4 +1,4 @@
-module.exports = [
+export default [
   {
     // This section has no header and so all page links are shown directly in the sidebar
     category: "concepts",

gallery/src/components/page-description.ts

@@ -1,4 +1,4 @@
-import { html, css } from "lit";
+import { css, html, nothing } 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 html``;
+      return nothing;
     }
 
     return html`

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

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

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

@@ -1,5 +1,5 @@
 import { dump } from "js-yaml";
-import { css, html, LitElement, TemplateResult } from "lit";
+import { css, html, LitElement, nothing } 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(): TemplateResult {
+  protected render() {
     if (!this.hass) {
-      return html``;
+      return nothing;
     }
 
     return html`

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

@@ -1,5 +1,5 @@
 import { dump } from "js-yaml";
-import { css, html, LitElement, TemplateResult } from "lit";
+import { css, html, LitElement, nothing } 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(): TemplateResult {
+  protected render() {
     if (!this.hass) {
-      return html``;
+      return nothing;
     }
 
     return html`

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

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

gallery/src/pages/automation/trace.ts

@@ -1,14 +1,15 @@
 /* eslint-disable lit/no-template-arrow */
-import { html, css, LitElement, TemplateResult } from "lit";
+
+import { css, html, LitElement, nothing } from "lit";
+import { customElement, property, state } from "lit/decorators";
 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];
 
@@ -18,9 +19,9 @@ export class DemoAutomationTrace extends LitElement {
 
   @state() private _selected = {};
 
-  protected render(): TemplateResult {
+  protected render() {
     if (!this.hass) {
-      return html``;
+      return nothing;
     }
     return html`
       ${traces.map(

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

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

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

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

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

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

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

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

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

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

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

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

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

@@ -0,0 +1,212 @@
+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/components/ha-control-slider.markdown

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

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

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

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

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

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

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

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

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

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

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

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

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

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

@@ -2,7 +2,7 @@ import {
   HassEntity,
   HassEntityAttributeBase,
 } from "home-assistant-js-websocket";
-import { css, html, LitElement, TemplateResult } from "lit";
+import { css, html, LitElement, nothing } 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(): TemplateResult {
+  protected render() {
     if (!this.hass) {
-      return html``;
+      return nothing;
     }
 
     return html`

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

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

gallery/webpack.config.js

@@ -1,8 +1,8 @@
-const { createGalleryConfig } = require("../build-scripts/webpack.js");
-const { isProdBuild, isStatsBuild } = require("../build-scripts/env.js");
+import webpack from "../build-scripts/webpack.cjs";
+import env from "../build-scripts/env.cjs";
 
-module.exports = createGalleryConfig({
-  isProdBuild: isProdBuild(),
-  isStatsBuild: isStatsBuild(),
+export default webpack.createGalleryConfig({
+  isProdBuild: env.isProdBuild(),
+  isStatsBuild: env.isStatsBuild(),
   latestBuild: true,
 });

gulpfile.js

@@ -1,3 +1,13 @@
-var requireDir = require("require-dir");
+import { globIterate } from "glob";
 
-requireDir("./build-scripts/gulp/");
+const gulpImports = [];
+
+for await (const gulpModule of globIterate("build-scripts/gulp/*.?(c|m)js", {
+  dotRelative: true,
+})) {
+  gulpImports.push(import(gulpModule));
+}
+
+// Since all tasks are currently registered with gulp.task(), this is enough
+// If any are converted to named exports, need to loop and aggregate exports here
+await Promise.all(gulpImports);

hassio/rollup.config.js

@@ -1,5 +1,5 @@
-const rollup = require("../build-scripts/rollup.js");
-const env = require("../build-scripts/env.js");
+import rollup from "../build-scripts/rollup.cjs";
+import env from "../build-scripts/env.cjs";
 
 const config = rollup.createHassioConfig({
   isProdBuild: env.isProdBuild(),
@@ -7,4 +7,4 @@ const config = rollup.createHassioConfig({
   isStatsBuild: env.isStatsBuild(),
 });
 
-module.exports = { ...config.inputOptions, output: config.outputOptions };
+export default { ...config.inputOptions, output: config.outputOptions };

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

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

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

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

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

@@ -114,9 +114,6 @@ class HassioAddonAudio extends LitElement {
         ha-card {
           display: block;
         }
-        paper-item {
-          width: 450px;
-        }
         .card-actions {
           text-align: right;
         }

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

@@ -4,7 +4,7 @@ import {
   html,
   LitElement,
   PropertyValues,
-  TemplateResult,
+  nothing,
 } 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(): TemplateResult {
+  protected render() {
     if (!this._config) {
-      return html``;
+      return nothing;
     }
 
     const hasHiddenOptions = Object.keys(this._config).find(

hassio/src/backups/hassio-backups.ts

@@ -8,7 +8,7 @@ import {
   html,
   LitElement,
   PropertyValues,
-  TemplateResult,
+  nothing,
 } 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(): TemplateResult {
+  protected render() {
     if (!this.supervisor) {
-      return html``;
+      return nothing;
     }
     return html`
       <hass-tabs-subpage-data-table
@@ -248,9 +248,9 @@ export class HassioBackups extends LitElement {
                         class="warning"
                         @click=${this._deleteSelected}
                       ></ha-icon-button>
-                      <paper-tooltip animation-delay="0" for="delete-btn">
+                      <simple-tooltip animation-delay="0" for="delete-btn">
                         ${this.supervisor.localize("backup.delete_selected")}
-                      </paper-tooltip>
+                      </simple-tooltip>
                     `}
               </div>
             </div> `

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

@@ -1,6 +1,13 @@
 import { mdiFolder, mdiHomeAssistant, mdiPuzzle } from "@mdi/js";
 import { PaperInputElement } from "@polymer/paper-input/paper-input";
-import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
+import {
+  css,
+  CSSResultGroup,
+  html,
+  LitElement,
+  TemplateResult,
+  nothing,
+} from "lit";
 import { customElement, property, query } from "lit/decorators";
 import { atLeastVersion } from "../../../src/common/config/version";
 import { formatDate } from "../../../src/common/datetime/format_date";
@@ -11,9 +18,9 @@ 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";
@@ -115,9 +122,9 @@ export class SupervisorBackupContent extends LitElement {
     this.supervisor?.localize(`backup.${key}`) ||
     this.localize!(`ui.panel.page-onboarding.restore.${key}`);
 
-  protected render(): TemplateResult {
+  protected render() {
     if (!this.onboarding && !this.supervisor) {
-      return html``;
+      return nothing;
     }
     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, TemplateResult } from "lit";
+import { css, CSSResultGroup, html, LitElement, nothing } 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(): TemplateResult {
+  protected render() {
     if (!this.supervisor) {
-      return html``;
+      return nothing;
     }
 
     const updatesAvailable = this._pendingUpdates(this.supervisor);
     if (!updatesAvailable) {
-      return html``;
+      return nothing;
     }
 
     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 html``;
+      return nothing;
     }
     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, TemplateResult } from "lit";
+import { css, CSSResultGroup, html, LitElement, nothing } 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(): TemplateResult {
+  protected render() {
     if (!this._dialogParams) {
-      return html``;
+      return nothing;
     }
 
     return html`

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

@@ -1,9 +1,11 @@
 import { ActionDetail } from "@material/mwc-list";
 import "@material/mwc-list/mwc-list-item";
 import { mdiClose, mdiDotsVertical } from "@mdi/js";
-import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
+import { css, CSSResultGroup, html, LitElement, nothing } 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";
@@ -11,11 +13,12 @@ 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,
@@ -27,8 +30,6 @@ import { fileDownload } from "../../../../src/util/file_download";
 import "../../components/supervisor-backup-content";
 import type { SupervisorBackupContent } from "../../components/supervisor-backup-content";
 import { HassioBackupDialogParams } from "./show-dialog-hassio-backup";
-import { atLeastVersion } from "../../../../src/common/config/version";
-import { stopPropagation } from "../../../../src/common/dom/stop_propagation";
 
 @customElement("dialog-hassio-backup")
 class HassioBackupDialog
@@ -62,9 +63,9 @@ class HassioBackupDialog
     fireEvent(this, "dialog-closed", { dialog: this.localName });
   }
 
-  protected render(): TemplateResult {
+  protected render() {
     if (!this._dialogParams || !this._backup) {
-      return html``;
+      return nothing;
     }
     return html`
       <ha-dialog
@@ -286,24 +287,15 @@ class HassioBackupDialog
       return;
     }
 
-    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;
+    try {
+      await removeBackup(this.hass!, this._backup!.slug);
+      if (this._dialogParams!.onDelete) {
+        this._dialogParams!.onDelete();
       }
-    );
+      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, TemplateResult } from "lit";
+import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
 import { customElement, property, query, state } from "lit/decorators";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
-import "../../../../src/components/ha-alert";
 import "../../../../src/components/buttons/ha-progress-button";
+import "../../../../src/components/ha-alert";
 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(): TemplateResult {
+  protected render() {
     if (!this._dialogParams) {
-      return html``;
+      return nothing;
     }
     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, TemplateResult } from "lit";
+import { css, CSSResultGroup, html, LitElement, nothing } 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(): TemplateResult {
+  protected render() {
     if (!this.dialogParams) {
-      return html``;
+      return nothing;
     }
     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, TemplateResult } from "lit";
+import { css, CSSResultGroup, html, LitElement, nothing } 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(): TemplateResult {
+  protected render() {
     if (!this._dialogParams) {
-      return html``;
+      return nothing;
     }
 
     const devices = _filterDevices(

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

@@ -1,4 +1,4 @@
-import { css, CSSResultGroup, html, LitElement, TemplateResult } from "lit";
+import { css, CSSResultGroup, html, LitElement, nothing } 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(): TemplateResult {
+  protected render() {
     if (!this._opened) {
-      return html``;
+      return nothing;
     }
     return html`
       <ha-dialog
@@ -50,20 +50,7 @@ class HassioMarkdownDialog extends LitElement {
       haStyleDialog,
       hassioStyle,
       css`
-        app-toolbar {
-          margin: 0;
-          padding: 0 16px;
-          color: var(--primary-text-color);
-          background-color: var(--secondary-background-color);
-        }
-        app-toolbar [main-title] {
-          margin-left: 16px;
-        }
         @media all and (max-width: 450px), all and (max-height: 500px) {
-          app-toolbar {
-            color: var(--text-primary-color);
-            background-color: var(--primary-color);
-          }
           ha-markdown {
             padding: 16px;
           }

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, TemplateResult } from "lit";
+import { css, CSSResultGroup, html, LitElement, nothing } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import { cache } from "lit/directives/cache";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
@@ -17,7 +17,6 @@ import "../../../../src/components/ha-formfield";
 import "../../../../src/components/ha-header-bar";
 import "../../../../src/components/ha-icon-button";
 import "../../../../src/components/ha-radio";
-import "../../../../src/components/ha-related-items";
 import { extractApiErrorMessage } from "../../../../src/data/hassio/common";
 import {
   AccessPoints,
@@ -84,9 +83,9 @@ export class DialogHassioNetwork
     fireEvent(this, "dialog-closed", { dialog: this.localName });
   }
 
-  protected render(): TemplateResult {
+  protected render() {
     if (!this._params || !this._interface) {
-      return html``;
+      return nothing;
     }
 
     return html`
@@ -138,7 +137,10 @@ export class DialogHassioNetwork
         )}
         ${this._interface?.type === "wireless"
           ? html`
-              <ha-expansion-panel header="Wi-Fi" outlined>
+              <ha-expansion-panel
+                .header=${this.supervisor.localize("dialog.network.wifi")}
+                outlined
+              >
                 ${this._interface?.wifi?.ssid
                   ? html`<p>
                       ${this.supervisor.localize(
@@ -177,7 +179,11 @@ export class DialogHassioNetwork
                                 >
                                   <span>${ap.ssid}</span>
                                   <span slot="secondary">
-                                    ${ap.mac} - Strength: ${ap.signal}
+                                    ${ap.mac} -
+                                    ${this.supervisor.localize(
+                                      "dialog.network.signal_strength"
+                                    )}:
+                                    ${ap.signal}
                                   </span>
                                 </mwc-list-item>
                               `
@@ -241,7 +247,9 @@ export class DialogHassioNetwork
                               class="flex-auto"
                               type="password"
                               id="psk"
-                              label="Password"
+                              .label=${this.supervisor.localize(
+                                "dialog.network.wifi_password"
+                              )}
                               version="wifi"
                               @value-changed=${this
                                 ._handleInputValueChangedWifi}
@@ -589,10 +597,6 @@ export class DialogHassioNetwork
           margin-left: 8px;
         }
 
-        :host([rtl]) app-toolbar {
-          direction: rtl;
-          text-align: right;
-        }
         .container {
           padding: 0 8px 4px;
         }