.browserslistrc

@@ -4,12 +4,13 @@
 # - released in the last year + current alpha/beta versions
 # - Firefox extended support release (ESR)
 # - with global utilization at or above 0.5%
-# - exclude dead browsers (no security maintenance for 2+ years)
+# - must support dynamic import of ES modules
+# - exclude browsers no longer being maintained
 # - exclude KaiOS, QQ, and UC browsers due to lack of sufficient feature support data
 unreleased versions
 last 1 year
 Firefox ESR
->= 0.5%
+>= 0.5% and supports es6-module-dynamic-import
 not dead
 not KaiOS > 0
 not QQAndroid > 0
@@ -19,18 +20,23 @@ not UCAndroid > 0
 # Legacy builds are served when modern requirements are not met and support browsers:
 # - released in the last 7 years + current alpha/beta versionss
 # - with global utilization at or above 0.05%
-# - exclude dead browsers (no security maintenance for 2+ years)
-# - exclude Opera Mini which does not support web sockets
+# The lattermost query ensures that support for popular old browsers is not dropped too early
+# (e.g. IE 11, Android 4.4, or Samsung 4).
+#
+# In addition, legacy browsers must support some minimum features that cannot be polyfilled:
+# - ES5 (strict mode)
+# - web sockets to communicate with backend
+# - inline SVG used widely in buttons, widgets, etc.
+# - custom events used for most user interactions
+# - CSS flexbox used in the majority of the layout
+# Nearly all of these are redundant with the above rules.
+# As of May 2023, only web sockets must be added to the query.
 unreleased versions
 last 7 years
->= 0.05%
-not dead
-not op_mini all
+>= 0.05% and supports websockets
 
 [legacy-sw]
 # Same as legacy plus supports service workers
 unreleased versions
 last 7 years
->= 0.05% and supports serviceworkers
-not dead
-not op_mini all
+>= 0.05% and supports websockets and supports serviceworkers

.devcontainer/Dockerfile

@@ -1,4 +1,5 @@
-FROM mcr.microsoft.com/devcontainers/python:1-3.13
+# See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.148.1/containers/python-3/.devcontainer/base.Dockerfile
+FROM mcr.microsoft.com/devcontainers/python:3.12
 
 ENV \
   DEBIAN_FRONTEND=noninteractive \

.devcontainer/devcontainer.json

@@ -5,15 +5,12 @@
     "context": ".."
   },
   "appPort": "8124:8123",
-  "postCreateCommand": "./.devcontainer/post_create.sh",
+  "postCreateCommand": "sudo apt update && sudo apt upgrade -y && sudo apt install -y libpcap-dev",
   "postStartCommand": "script/bootstrap",
   "containerEnv": {
     "DEV_CONTAINER": "1",
     "WORKSPACE_DIRECTORY": "${containerWorkspaceFolder}"
   },
-  "remoteEnv": {
-    "NODE_OPTIONS": "--max_old_space_size=8192"
-  },
   "customizations": {
     "vscode": {
       "extensions": [

.devcontainer/post_create.sh

@@ -1,22 +0,0 @@
-#!/bin/bash
-
-# This script will run after the container is created
-
-# add github cli
-(type -p wget >/dev/null || (sudo apt update && sudo apt-get install wget -y)) \
-	&& sudo mkdir -p -m 755 /etc/apt/keyrings \
-        && out=$(mktemp) && wget -nv -O$out https://cli.github.com/packages/githubcli-archive-keyring.gpg \
-        && cat $out | sudo tee /etc/apt/keyrings/githubcli-archive-keyring.gpg > /dev/null \
-	&& sudo chmod go+r /etc/apt/keyrings/githubcli-archive-keyring.gpg \
-	&& echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | sudo tee /etc/apt/sources.list.d/github-cli.list > /dev/null
-
-# Update package lists
-sudo apt-get update
-
-sudo apt upgrade -y
-
-# Install necessary packages
-sudo apt-get install -y libpcap-dev gh
-
-# Display a message
-echo "Post-create script has been executed successfully."

.eslintrc.json

@@ -0,0 +1,132 @@
+{
+  "extends": [
+    "airbnb-base",
+    "airbnb-typescript/base",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:wc/recommended",
+    "plugin:lit/all",
+    "plugin:lit-a11y/recommended",
+    "prettier"
+  ],
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "ecmaVersion": 2020,
+    "ecmaFeatures": {
+      "modules": true
+    },
+    "sourceType": "module",
+    "project": "./tsconfig.json"
+  },
+  "settings": {
+    "import/resolver": {
+      "webpack": {
+        "config": "./webpack.config.cjs"
+      }
+    }
+  },
+  "globals": {
+    "__DEV__": false,
+    "__DEMO__": false,
+    "__BUILD__": false,
+    "__VERSION__": false,
+    "__STATIC_PATH__": false,
+    "__SUPERVISOR__": false,
+    "Polymer": true
+  },
+  "env": {
+    "browser": true,
+    "es6": true
+  },
+  "rules": {
+    "class-methods-use-this": "off",
+    "new-cap": "off",
+    "prefer-template": "off",
+    "object-shorthand": "off",
+    "func-names": "off",
+    "no-underscore-dangle": "off",
+    "strict": "off",
+    "no-plusplus": "off",
+    "no-bitwise": "error",
+    "comma-dangle": "off",
+    "vars-on-top": "off",
+    "no-continue": "off",
+    "no-param-reassign": "off",
+    "no-multi-assign": "off",
+    "no-console": "error",
+    "radix": "off",
+    "no-alert": "off",
+    "no-nested-ternary": "off",
+    "prefer-destructuring": "off",
+    "no-restricted-globals": [2, "event"],
+    "prefer-promise-reject-errors": "off",
+    "import/prefer-default-export": "off",
+    "import/no-default-export": "off",
+    "import/no-unresolved": "off",
+    "import/no-cycle": "off",
+    "import/extensions": [
+      "error",
+      "ignorePackages",
+      {
+        "ts": "never",
+        "js": "never"
+      }
+    ],
+    "no-restricted-syntax": ["error", "LabeledStatement", "WithStatement"],
+    "object-curly-newline": "off",
+    "default-case": "off",
+    "wc/no-self-class": "off",
+    "no-shadow": "off",
+    "@typescript-eslint/camelcase": "off",
+    "@typescript-eslint/ban-ts-comment": "off",
+    "@typescript-eslint/no-use-before-define": "off",
+    "@typescript-eslint/no-non-null-assertion": "off",
+    "@typescript-eslint/no-explicit-any": "off",
+    "@typescript-eslint/explicit-function-return-type": "off",
+    "@typescript-eslint/explicit-module-boundary-types": "off",
+    "@typescript-eslint/no-shadow": ["error"],
+    "@typescript-eslint/naming-convention": [
+      "off",
+      {
+        "selector": "default",
+        "format": ["camelCase", "snake_case"],
+        "leadingUnderscore": "allow",
+        "trailingUnderscore": "allow"
+      },
+      {
+        "selector": ["variable"],
+        "format": ["camelCase", "snake_case", "UPPER_CASE"],
+        "leadingUnderscore": "allow",
+        "trailingUnderscore": "allow"
+      },
+      {
+        "selector": "typeLike",
+        "format": ["PascalCase"]
+      }
+    ],
+    "@typescript-eslint/no-unused-vars": "off",
+    "unused-imports/no-unused-vars": [
+      "error",
+      {
+        "vars": "all",
+        "varsIgnorePattern": "^_",
+        "args": "after-used",
+        "argsIgnorePattern": "^_",
+        "ignoreRestSiblings": true
+      }
+    ],
+    "unused-imports/no-unused-imports": "error",
+    "lit/attribute-names": "warn",
+    "lit/attribute-value-entities": "off",
+    "lit/no-template-map": "off",
+    "lit/no-native-attributes": "warn",
+    "lit/no-this-assign-in-render": "warn",
+    "lit-a11y/click-events-have-key-events": ["off"],
+    "lit-a11y/no-autofocus": "off",
+    "lit-a11y/alt-text": "warn",
+    "lit-a11y/anchor-is-valid": "warn",
+    "lit-a11y/role-has-required-aria-attrs": "warn",
+    "@typescript-eslint/consistent-type-imports": "error",
+    "@typescript-eslint/no-import-type-side-effects": "error"
+  },
+  "plugins": ["unused-imports"]
+}

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -7,7 +7,7 @@ body:
       value: |
         Make sure you are running the [latest version of Home Assistant][releases] before reporting an issue.
 
-        If you have a feature or enhancement request for the frontend, please [start a discussion][fr] instead of creating an issue.
+        If you have a feature or enhancement request for the frontend, please [start an discussion][fr] instead of creating an issue.
 
         **Please do not report issues for custom cards.**
 
@@ -74,7 +74,7 @@ body:
         If known, otherwise leave blank.
   - type: input
     attributes:
-      label: In which browser are you experiencing the issue?
+      label: In which browser are you experiencing the issue with?
       placeholder: Google Chrome 88.0.4324.150
       description: >
         Provide the full name and don't forget to add the version!

.github/ISSUE_TEMPLATE/config.yml

@@ -2,7 +2,7 @@ blank_issues_enabled: false
 contact_links:
   - name: Request a feature for the UI / Dashboards
     url: https://github.com/home-assistant/frontend/discussions/category_choices
-    about: Request a new feature for the Home Assistant frontend.
+    about: Request an new feature for the Home Assistant frontend.
   - name: Report a bug that is NOT related to the UI / Dashboards
     url: https://github.com/home-assistant/core/issues
     about: This is the issue tracker for our frontend. Please report other issues in the backend ("core") repository.

.github/workflows/cast_deployment.yaml

@@ -26,7 +26,7 @@ jobs:
           ref: dev
 
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn
@@ -62,7 +62,7 @@ jobs:
           ref: master
 
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn

.github/workflows/ci.yaml

@@ -26,7 +26,7 @@ jobs:
       - name: Check out files from GitHub
         uses: actions/checkout@v4.2.2
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn
@@ -37,7 +37,7 @@ jobs:
       - name: Build resources
         run: ./node_modules/.bin/gulp gen-icons-json build-translations build-locale-data gather-gallery-pages
       - name: Setup lint cache
-        uses: actions/cache@v4.2.3
+        uses: actions/cache@v4.1.2
         with:
           path: |
             node_modules/.cache/prettier
@@ -60,7 +60,7 @@ jobs:
       - name: Check out files from GitHub
         uses: actions/checkout@v4.2.2
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn
@@ -78,7 +78,7 @@ jobs:
       - name: Check out files from GitHub
         uses: actions/checkout@v4.2.2
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn
@@ -89,7 +89,7 @@ jobs:
         env:
           IS_TEST: "true"
       - name: Upload bundle stats
-        uses: actions/upload-artifact@v4.6.2
+        uses: actions/upload-artifact@v4.4.3
         with:
           name: frontend-bundle-stats
           path: build/stats/*.json
@@ -102,7 +102,7 @@ jobs:
       - name: Check out files from GitHub
         uses: actions/checkout@v4.2.2
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn
@@ -113,7 +113,7 @@ jobs:
         env:
           IS_TEST: "true"
       - name: Upload bundle stats
-        uses: actions/upload-artifact@v4.6.2
+        uses: actions/upload-artifact@v4.4.3
         with:
           name: supervisor-bundle-stats
           path: build/stats/*.json

.github/workflows/demo_deployment.yaml

@@ -27,7 +27,7 @@ jobs:
           ref: dev
 
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn
@@ -63,7 +63,7 @@ jobs:
           ref: master
 
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn

.github/workflows/design_deployment.yaml

@@ -19,7 +19,7 @@ jobs:
         uses: actions/checkout@v4.2.2
 
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn

.github/workflows/design_preview.yaml

@@ -24,7 +24,7 @@ jobs:
         uses: actions/checkout@v4.2.2
 
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn

.github/workflows/nightly.yaml

@@ -6,7 +6,7 @@ on:
     - cron: "0 1 * * *"
 
 env:
-  PYTHON_VERSION: "3.13"
+  PYTHON_VERSION: "3.12"
   NODE_OPTIONS: --max_old_space_size=6144
 
 permissions:
@@ -28,7 +28,7 @@ jobs:
           python-version: ${{ env.PYTHON_VERSION }}
 
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn
@@ -57,14 +57,14 @@ jobs:
         run: tar -czvf translations.tar.gz translations
 
       - name: Upload build artifacts
-        uses: actions/upload-artifact@v4.6.2
+        uses: actions/upload-artifact@v4.4.3
         with:
           name: wheels
           path: dist/home_assistant_frontend*.whl
           if-no-files-found: error
 
       - name: Upload translations
-        uses: actions/upload-artifact@v4.6.2
+        uses: actions/upload-artifact@v4.4.3
         with:
           name: translations
           path: translations.tar.gz

.github/workflows/relative-ci.yaml

@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Send bundle stats and build information to RelativeCI
-        uses: relative-ci/agent-action@v2.2.0
+        uses: relative-ci/agent-action@v2.1.13
         with:
           key: ${{ secrets[format('RELATIVE_CI_KEY_{0}_{1}', matrix.bundle, matrix.build)] }}
           token: ${{ github.token }}

.github/workflows/release-drafter.yaml

@@ -18,6 +18,6 @@ jobs:
       pull-requests: read
     runs-on: ubuntu-latest
     steps:
-      - uses: release-drafter/release-drafter@v6.1.0
+      - uses: release-drafter/release-drafter@v6.0.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/release.yaml

@@ -6,7 +6,7 @@ on:
       - published
 
 env:
-  PYTHON_VERSION: "3.13"
+  PYTHON_VERSION: "3.12"
   NODE_OPTIONS: --max_old_space_size=6144
 
 # Set default workflow permissions
@@ -25,16 +25,16 @@ jobs:
       - name: Checkout the repository
         uses: actions/checkout@v4.2.2
 
+      - name: Verify version
+        uses: home-assistant/actions/helpers/verify-version@master
+
       - name: Set up Python ${{ env.PYTHON_VERSION }}
         uses: actions/setup-python@v5
         with:
           python-version: ${{ env.PYTHON_VERSION }}
 
-      - name: Verify version
-        uses: home-assistant/actions/helpers/verify-version@master
-
       - name: Setup Node
-        uses: actions/setup-node@v4.4.0
+        uses: actions/setup-node@v4.1.0
         with:
           node-version-file: ".nvmrc"
           cache: yarn
@@ -55,7 +55,7 @@ jobs:
           script/release
 
       - name: Upload release assets
-        uses: softprops/action-gh-release@v2.2.1
+        uses: softprops/action-gh-release@v2.0.9
         with:
           files: |
             dist/*.whl
@@ -74,68 +74,10 @@ jobs:
           echo "home-assistant-frontend==$version" > ./requirements.txt
 
       - name: Build wheels
-        uses: home-assistant/wheels@2025.03.0
+        uses: home-assistant/wheels@2024.07.1
         with:
-          abi: cp313
+          abi: cp312
           tag: musllinux_1_2
           arch: amd64
           wheels-key: ${{ secrets.WHEELS_KEY }}
           requirements: "requirements.txt"
-
-  release-landing-page:
-    name: Release landing-page frontend
-    if: github.event.release.prerelease == false
-    runs-on: ubuntu-latest
-    permissions:
-      contents: write # Required to upload release assets
-    steps:
-      - name: Checkout the repository
-        uses: actions/checkout@v4.2.2
-      - name: Setup Node
-        uses: actions/setup-node@v4.4.0
-        with:
-          node-version-file: ".nvmrc"
-          cache: yarn
-      - name: Install dependencies
-        run: yarn install
-      - name: Download Translations
-        run: ./script/translations_download
-        env:
-          LOKALISE_TOKEN: ${{ secrets.LOKALISE_TOKEN }}
-      - name: Build landing-page
-        run: landing-page/script/build_landing_page
-      - name: Tar folder
-        run: tar -czf landing-page/home_assistant_frontend_landingpage-${{ github.event.release.tag_name }}.tar.gz -C landing-page/dist .
-      - name: Upload release asset
-        uses: softprops/action-gh-release@v2.2.1
-        with:
-          files: landing-page/home_assistant_frontend_landingpage-${{ github.event.release.tag_name }}.tar.gz
-
-  release-supervisor:
-    name: Release supervisor frontend
-    if: github.event.release.prerelease == false
-    runs-on: ubuntu-latest
-    permissions:
-      contents: write # Required to upload release assets
-    steps:
-      - name: Checkout the repository
-        uses: actions/checkout@v4.2.2
-      - name: Setup Node
-        uses: actions/setup-node@v4.4.0
-        with:
-          node-version-file: ".nvmrc"
-          cache: yarn
-      - name: Install dependencies
-        run: yarn install
-      - name: Download Translations
-        run: ./script/translations_download
-        env:
-          LOKALISE_TOKEN: ${{ secrets.LOKALISE_TOKEN }}
-      - name: Build supervisor
-        run: hassio/script/build_hassio
-      - name: Tar folder
-        run: tar -czf hassio/home_assistant_frontend_supervisor-${{ github.event.release.tag_name }}.tar.gz -C hassio/build .
-      - name: Upload release asset
-        uses: softprops/action-gh-release@v2.2.1
-        with:
-          files: hassio/home_assistant_frontend_supervisor-${{ github.event.release.tag_name }}.tar.gz

.github/workflows/stale.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: 90 days stale policy
-        uses: actions/stale@v9.1.0
+        uses: actions/stale@v9.0.0
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           days-before-stale: 90

.gitignore

@@ -50,6 +50,3 @@ src/cast/dev_const.ts
 
 # Jetbrains
 /.idea/
-
-# test coverage
-test/coverage/

.vscode/extensions.json

@@ -4,7 +4,6 @@
     "esbenp.prettier-vscode",
     "runem.lit-plugin",
     "github.vscode-pull-request-github",
-    "eamodio.gitlens",
-    "vitest.explorer"
+    "eamodio.gitlens"
   ]
 }

.vscode/tasks.json

@@ -1,42 +1,6 @@
 {
   "version": "2.0.0",
   "tasks": [
-    {
-      "label": "Develop and serve Frontend",
-      "type": "shell",
-      "command": "script/develop_and_serve -c ${input:coreUrl}",
-      // Sync changes here to other tasks until issue resolved
-      // https://github.com/Microsoft/vscode/issues/61497
-      "problemMatcher": {
-        "owner": "ha-build",
-        "source": "ha-build",
-        "fileLocation": "absolute",
-        "severity": "error",
-        "pattern": [
-          {
-            "regexp": "(SyntaxError): (.+): (.+) \\((\\d+):(\\d+)\\)",
-            "severity": 1,
-            "file": 2,
-            "message": 3,
-            "line": 4,
-            "column": 5
-          }
-        ],
-        "background": {
-          "activeOnStart": true,
-          "beginsPattern": "Changes detected. Starting compilation",
-          "endsPattern": "Build done @"
-        }
-      },
-      "isBackground": true,
-      "group": {
-        "kind": "build",
-        "isDefault": true
-      },
-      "runOptions": {
-        "instanceLimit": 1
-      }
-    },
     {
       "label": "Develop Frontend",
       "type": "gulp",
@@ -136,38 +100,6 @@
         "instanceLimit": 1
       }
     },
-    {
-      "label": "Develop Landing Page",
-      "type": "gulp",
-      "task": "develop-landing-page",
-      "problemMatcher": {
-        "owner": "ha-build",
-        "source": "ha-build",
-        "fileLocation": "absolute",
-        "severity": "error",
-        "pattern": [
-          {
-            "regexp": "(SyntaxError): (.+): (.+) \\((\\d+):(\\d+)\\)",
-            "severity": 1,
-            "file": 2,
-            "message": 3,
-            "line": 4,
-            "column": 5
-          }
-        ],
-        "background": {
-          "activeOnStart": true,
-          "beginsPattern": "Changes detected. Starting compilation",
-          "endsPattern": "Build done @"
-        }
-      },
-
-      "isBackground": true,
-      "group": "build",
-      "runOptions": {
-        "instanceLimit": 1
-      }
-    },
     {
       "label": "Develop Demo",
       "type": "gulp",
@@ -277,12 +209,6 @@
       "id": "supervisorToken",
       "type": "promptString",
       "description": "The token for the Remote API proxy add-on"
-    },
-    {
-      "id": "coreUrl",
-      "type": "promptString",
-      "description": "The URL of the Home Assistant Core instance",
-      "default": "http://127.0.0.1:8123"
     }
   ]
 }

.yarn/patches/@polymer/polymer/pr-5569.patch

@@ -0,0 +1,34 @@
+diff --git a/lib/legacy/class.js b/lib/legacy/class.js
+index aee2511be1cd9bf900ee552bc98190c1631c57c0..f2f499d68bf52034cac9c28307c99e8ce6b8417d 100644
+--- a/lib/legacy/class.js
++++ b/lib/legacy/class.js
+@@ -304,17 +304,23 @@ function GenerateClassFromInfo(info, Base, behaviors) {
+       // only proceed if the generated class' prototype has not been registered.
+       const generatedProto = PolymerGenerated.prototype;
+       if (!generatedProto.hasOwnProperty(JSCompiler_renameProperty('__hasRegisterFinished', generatedProto))) {
+-        generatedProto.__hasRegisterFinished = true;
++        // make sure legacy lifecycle is called on the *element*'s prototype
++        // and not the generated class prototype; if the element has been
++        // extended, these are *not* the same.
++        const proto = Object.getPrototypeOf(this);
++        // Only set flag when generated prototype itself is registered,
++        // as this element may be extended from, and needs to run `registered`
++        // on all behaviors on the subclass as well.
++        if (proto === generatedProto) {
++          generatedProto.__hasRegisterFinished = true;
++        }
+         // ensure superclass is registered first.
+         super._registered();
+         // copy properties onto the generated class lazily if we're optimizing,
+-        if (legacyOptimizations) {
++        if (legacyOptimizations && !Object.hasOwnProperty(generatedProto, '__hasCopiedProperties')) {
++          generatedProto.__hasCopiedProperties = true;
+           copyPropertiesToProto(generatedProto);
+         }
+-        // make sure legacy lifecycle is called on the *element*'s prototype
+-        // and not the generated class prototype; if the element has been
+-        // extended, these are *not* the same.
+-        const proto = Object.getPrototypeOf(this);
+         let list = lifecycle.beforeRegister;
+         if (list) {
+           for (let i=0; i < list.length; i++) {

.yarnrc.yml

@@ -6,4 +6,4 @@ enableGlobalCache: false
 
 nodeLinker: node-modules
 
-yarnPath: .yarn/releases/yarn-4.9.1.cjs
+yarnPath: .yarn/releases/yarn-4.5.1.cjs

build-scripts/.eslintrc.json

@@ -0,0 +1,12 @@
+{
+  "extends": "../.eslintrc.json",
+  "rules": {
+    "no-console": "off",
+    "import/no-extraneous-dependencies": "off",
+    "import/extensions": "off",
+    "import/no-dynamic-require": "off",
+    "global-require": "off",
+    "@typescript-eslint/no-var-requires": "off",
+    "prefer-arrow-callback": "off"
+  }
+}

build-scripts/README.md

@@ -15,7 +15,7 @@ The Home Assistant build pipeline contains various steps to prepare a build.
 
 Currently in Home Assistant we use a bundler to convert TypeScript, CSS and JSON files to JavaScript files that the browser understands.
 
-We currently rely on Webpack. Both of these programs bundle the converted files in both production and development.
+We currently rely on Webpack but also have experimental Rollup support. Both of these programs bundle the converted files in both production and development.
 
 For development, bundling is optional. We just want to get the right files in the browser.
 

build-scripts/babel-plugins/custom-polyfill-plugin.js

@@ -2,10 +2,10 @@ import defineProvider from "@babel/helper-define-polyfill-provider";
 import { join } from "node:path";
 import paths from "../paths.cjs";
 
-const POLYFILL_DIR = join(paths.root_dir, "src/resources/polyfills");
+const POLYFILL_DIR = join(paths.polymer_dir, "src/resources/polyfills");
 
 // List of polyfill keys with supported browser targets for the functionality
-const polyfillSupport = {
+const PolyfillSupport = {
   // Note states and shadowRoot properties should be supported.
   "element-internals": {
     android: 90,
@@ -18,6 +18,17 @@ const polyfillSupport = {
     safari: 17.4,
     samsung: 15.0,
   },
+  "element-append": {
+    android: 54,
+    chrome: 54,
+    edge: 17,
+    firefox: 49,
+    ios: 10.0,
+    opera: 41,
+    opera_mobile: 41,
+    safari: 10.0,
+    samsung: 6.0,
+  },
   "element-getattributenames": {
     android: 61,
     chrome: 61,
@@ -40,18 +51,27 @@ const polyfillSupport = {
     safari: 12.0,
     samsung: 10.0,
   },
-  // FormatJS polyfill detects fix for https://bugs.chromium.org/p/v8/issues/detail?id=10682,
-  // so adjusted to several months after that was marked fixed
+  fetch: {
+    android: 42,
+    chrome: 42,
+    edge: 14,
+    firefox: 39,
+    ios: 10.3,
+    opera: 29,
+    opera_mobile: 29,
+    safari: 10.1,
+    samsung: 4.0,
+  },
   "intl-getcanonicallocales": {
-    android: 90,
-    chrome: 90,
-    edge: 90,
+    android: 54,
+    chrome: 54,
+    edge: 16,
     firefox: 48,
     ios: 10.3,
-    opera: 76,
-    opera_mobile: 64,
+    opera: 41,
+    opera_mobile: 41,
     safari: 10.1,
-    samsung: 15.0,
+    samsung: 6.0,
   },
   "intl-locale": {
     android: 74,
@@ -67,6 +87,17 @@ const polyfillSupport = {
   "intl-other": {
     // Not specified (i.e. always try polyfill) since compatibility depends on supported locales
   },
+  proxy: {
+    android: 49,
+    chrome: 49,
+    edge: 12,
+    firefox: 18,
+    ios: 10.0,
+    opera: 36,
+    opera_mobile: 36,
+    safari: 10.0,
+    samsung: 5.0,
+  },
   "resize-observer": {
     android: 64,
     chrome: 64,
@@ -84,6 +115,8 @@ const polyfillSupport = {
 // corresponding polyfill key and actual module to import
 const polyfillMap = {
   global: {
+    fetch: { key: "fetch", module: "unfetch/polyfill" },
+    Proxy: { key: "proxy", module: "proxy-polyfill" },
     ResizeObserver: {
       key: "resize-observer",
       module: join(POLYFILL_DIR, "resize-observer.ts"),
@@ -95,7 +128,7 @@ const polyfillMap = {
       module: "element-internals-polyfill",
     },
     ...Object.fromEntries(
-      ["getAttributeNames", "toggleAttribute"].map((prop) => {
+      ["append", "getAttributeNames", "toggleAttribute"].map((prop) => {
         const key = `element-${prop.toLowerCase()}`;
         return [prop, { key, module: join(POLYFILL_DIR, `${key}.ts`) }];
       })
@@ -114,7 +147,6 @@ const polyfillMap = {
       ...Object.fromEntries(
         [
           "DateTimeFormat",
-          "DurationFormat",
           "DisplayNames",
           "ListFormat",
           "NumberFormat",
@@ -135,7 +167,7 @@ export default defineProvider(
     const resolvePolyfill = createMetaResolver(polyfillMap);
     return {
       name: "custom-polyfill",
-      polyfills: polyfillSupport,
+      polyfills: PolyfillSupport,
       usageGlobal(meta, utils) {
         const polyfill = resolvePolyfill(meta);
         if (polyfill && shouldInjectPolyfill(polyfill.desc.key)) {

build-scripts/bundle.cjs

@@ -18,18 +18,30 @@ module.exports.sourceMapURL = () => {
 module.exports.ignorePackages = () => [];
 
 // Files from NPM packages that we should replace with empty file
-module.exports.emptyPackages = ({ isHassioBuild }) =>
+module.exports.emptyPackages = ({ latestBuild, isHassioBuild }) =>
   [
+    // Contains all color definitions for all material color sets.
+    // We don't use it
+    require.resolve("@polymer/paper-styles/color.js"),
+    require.resolve("@polymer/paper-styles/default-theme.js"),
+    // Loads stuff from a CDN
+    require.resolve("@polymer/font-roboto/roboto.js"),
     require.resolve("@vaadin/vaadin-material-styles/typography.js"),
     require.resolve("@vaadin/vaadin-material-styles/font-icons.js"),
+    // Compatibility not needed for latest builds
+    latestBuild &&
+      // wrapped in require.resolve so it blows up if file no longer exists
+      require.resolve(
+        path.resolve(paths.polymer_dir, "src/resources/compatibility.ts")
+      ),
     // Icons in supervisor conflict with icons in HA so we don't load.
     isHassioBuild &&
       require.resolve(
-        path.resolve(paths.root_dir, "src/components/ha-icon.ts")
+        path.resolve(paths.polymer_dir, "src/components/ha-icon.ts")
       ),
     isHassioBuild &&
       require.resolve(
-        path.resolve(paths.root_dir, "src/components/ha-icon-picker.ts")
+        path.resolve(paths.polymer_dir, "src/components/ha-icon-picker.ts")
       ),
   ].filter(Boolean);
 
@@ -41,12 +53,6 @@ module.exports.definedVars = ({ isProdBuild, latestBuild, defineOverlay }) => ({
   __SUPERVISOR__: false,
   __BACKWARDS_COMPAT__: false,
   __STATIC_PATH__: "/static/",
-  __HASS_URL__: `\`${
-    "HASS_URL" in process.env
-      ? process.env.HASS_URL
-      : // eslint-disable-next-line no-template-curly-in-string
-        "${location.protocol}//${location.host}"
-  }\``,
   "process.env.NODE_ENV": JSON.stringify(
     isProdBuild ? "production" : "development"
   ),
@@ -146,6 +152,7 @@ module.exports.babelOptions = ({
   exclude: [
     // \\ for Windows, / for Mac OS and Linux
     /node_modules[\\/]core-js/,
+    /node_modules[\\/]webpack[\\/]buildin/,
   ],
   sourceMaps: !isTestBuild,
   overrides: [
@@ -159,7 +166,7 @@ module.exports.babelOptions = ({
         ],
       ],
       exclude: [
-        path.join(paths.root_dir, "src/resources/polyfills"),
+        path.join(paths.polymer_dir, "src/resources/polyfills"),
         ...[
           "@formatjs/(?:ecma402-abstract|intl-\\w+)",
           "@lit-labs/virtualizer/polyfills",
@@ -177,7 +184,6 @@ module.exports.babelOptions = ({
       include: /\/node_modules\//,
       exclude: [
         "element-internals-polyfill",
-        "@shoelace-style",
         "@?lit(?:-labs|-element|-html)?",
       ].map((p) => new RegExp(`/node_modules/${p}/`)),
     },
@@ -220,12 +226,13 @@ module.exports.config = {
     return {
       name: "frontend" + nameSuffix(latestBuild),
       entry: {
-        "service-worker": !latestBuild
-          ? {
-              import: "./src/entrypoints/service-worker.ts",
-              layer: "sw",
-            }
-          : "./src/entrypoints/service-worker.ts",
+        "service-worker":
+          !env.useRollup() && !latestBuild
+            ? {
+                import: "./src/entrypoints/service-worker.ts",
+                layer: "sw",
+              }
+            : "./src/entrypoints/service-worker.ts",
         app: "./src/entrypoints/app.ts",
         authorize: "./src/entrypoints/authorize.ts",
         onboarding: "./src/entrypoints/onboarding.ts",
@@ -321,17 +328,4 @@ module.exports.config = {
       },
     };
   },
-
-  landingPage({ isProdBuild, latestBuild }) {
-    return {
-      name: "landing-page" + nameSuffix(latestBuild),
-      entry: {
-        entrypoint: path.resolve(paths.landingPage_dir, "src/entrypoint.js"),
-      },
-      outputPath: outputPath(paths.landingPage_output_root, latestBuild),
-      publicPath: publicPath(latestBuild),
-      isProdBuild,
-      latestBuild,
-    };
-  },
 };

build-scripts/env.cjs

@@ -2,26 +2,30 @@ const fs = require("fs");
 const path = require("path");
 const paths = require("./paths.cjs");
 
-const isTrue = (value) => value === "1" || value?.toLowerCase() === "true";
-
 module.exports = {
+  useRollup() {
+    return process.env.ROLLUP === "1";
+  },
+  useWDS() {
+    return process.env.WDS === "1";
+  },
   isProdBuild() {
     return (
       process.env.NODE_ENV === "production" || module.exports.isStatsBuild()
     );
   },
   isStatsBuild() {
-    return isTrue(process.env.STATS);
+    return process.env.STATS === "1";
   },
   isTestBuild() {
-    return isTrue(process.env.IS_TEST);
+    return process.env.IS_TEST === "true";
   },
   isNetlify() {
-    return isTrue(process.env.NETLIFY);
+    return process.env.NETLIFY === "true";
   },
   version() {
     const version = fs
-      .readFileSync(path.resolve(paths.root_dir, "pyproject.toml"), "utf8")
+      .readFileSync(path.resolve(paths.polymer_dir, "pyproject.toml"), "utf8")
       .match(/version\W+=\W"(\d{8}\.\d(?:\.dev)?)"/);
     if (!version) {
       throw Error("Version not found");
@@ -29,6 +33,6 @@ module.exports = {
     return version[1];
   },
   isDevContainer() {
-    return isTrue(process.env.DEV_CONTAINER);
+    return process.env.DEV_CONTAINER === "1";
   },
 };

build-scripts/eslint.config.mjs

@@ -1,16 +0,0 @@
-// @ts-check
-
-import tseslint from "typescript-eslint";
-import rootConfig from "../eslint.config.mjs";
-
-export default tseslint.config(...rootConfig, {
-  rules: {
-    "no-console": "off",
-    "import/no-extraneous-dependencies": "off",
-    "import/extensions": "off",
-    "import/no-dynamic-require": "off",
-    "global-require": "off",
-    "@typescript-eslint/no-require-imports": "off",
-    "prefer-arrow-callback": "off",
-  },
-});

build-scripts/gulp/app.js

@@ -6,9 +6,11 @@ import "./entry-html.js";
 import "./gather-static.js";
 import "./gen-icons-json.js";
 import "./locale-data.js";
+import "./rollup.js";
 import "./service-worker.js";
 import "./translations.js";
-import "./rspack.js";
+import "./wds.js";
+import "./webpack.js";
 
 gulp.task(
   "develop-app",
@@ -25,7 +27,11 @@ gulp.task(
       "build-locale-data"
     ),
     "copy-static-app",
-    "rspack-watch-app"
+    env.useWDS()
+      ? "wds-watch-app"
+      : env.useRollup()
+        ? "rollup-watch-app"
+        : "webpack-watch-app"
   )
 );
 
@@ -38,20 +44,9 @@ gulp.task(
     "clean",
     gulp.parallel("gen-icons-json", "build-translations", "build-locale-data"),
     "copy-static-app",
-    "rspack-prod-app",
+    env.useRollup() ? "rollup-prod-app" : "webpack-prod-app",
     gulp.parallel("gen-pages-app-prod", "gen-service-worker-app-prod"),
     // Don't compress running tests
-    ...(env.isTestBuild() || env.isStatsBuild() ? [] : ["compress-app"])
-  )
-);
-
-gulp.task(
-  "analyze-app",
-  gulp.series(
-    async function setEnv() {
-      process.env.STATS = "1";
-    },
-    "clean",
-    "rspack-prod-app"
+    ...(env.isTestBuild() ? [] : ["compress-app"])
   )
 );

build-scripts/gulp/cast.js

@@ -1,10 +1,12 @@
 import gulp from "gulp";
+import env from "../env.cjs";
 import "./clean.js";
 import "./entry-html.js";
 import "./gather-static.js";
+import "./rollup.js";
 import "./service-worker.js";
 import "./translations.js";
-import "./rspack.js";
+import "./webpack.js";
 
 gulp.task(
   "develop-cast",
@@ -17,7 +19,7 @@ gulp.task(
     gulp.parallel("gen-icons-json", "build-translations", "build-locale-data"),
     "copy-static-cast",
     "gen-pages-cast-dev",
-    "rspack-dev-server-cast"
+    env.useRollup() ? "rollup-dev-server-cast" : "webpack-dev-server-cast"
   )
 );
 
@@ -31,7 +33,7 @@ gulp.task(
     "translations-enable-merge-backend",
     gulp.parallel("gen-icons-json", "build-translations", "build-locale-data"),
     "copy-static-cast",
-    "rspack-prod-cast",
+    env.useRollup() ? "rollup-prod-cast" : "webpack-prod-cast",
     "gen-pages-cast-prod"
   )
 );

build-scripts/gulp/clean.js

@@ -38,14 +38,3 @@ gulp.task(
     ])
   )
 );
-
-gulp.task(
-  "clean-landing-page",
-  gulp.parallel("clean-translations", async () =>
-    deleteSync([
-      paths.landingPage_output_root,
-      paths.landingPage_build,
-      paths.build_dir,
-    ])
-  )
-);

build-scripts/gulp/compress.js

@@ -15,72 +15,54 @@ const brotliOptions = {
 };
 const zopfliOptions = { threshold: 150 };
 
-const compressModern = (rootDir, modernDir, compress) =>
+const compressDistBrotli = (rootDir, modernDir, compressServiceWorker = true) =>
   gulp
-    .src([`${modernDir}/**/${filesGlob}`, `${rootDir}/sw-modern.js`], {
-      base: rootDir,
-      allowEmpty: true,
-    })
-    .pipe(compress === "zopfli" ? zopfli(zopfliOptions) : brotli(brotliOptions))
+    .src(
+      [
+        `${modernDir}/**/${filesGlob}`,
+        compressServiceWorker ? `${rootDir}/sw-modern.js` : undefined,
+      ].filter(Boolean),
+      {
+        base: rootDir,
+      }
+    )
+    .pipe(brotli(brotliOptions))
     .pipe(gulp.dest(rootDir));
 
-const compressOther = (rootDir, modernDir, compress) =>
+const compressDistZopfli = (rootDir, modernDir, compressModern = false) =>
   gulp
     .src(
       [
         `${rootDir}/**/${filesGlob}`,
-        `!${modernDir}/**/${filesGlob}`,
+        compressModern ? undefined : `!${modernDir}/**/${filesGlob}`,
         `!${rootDir}/{sw-modern,service_worker}.js`,
         `${rootDir}/{authorize,onboarding}.html`,
-      ],
-      { base: rootDir, allowEmpty: true }
+      ].filter(Boolean),
+      { base: rootDir }
     )
-    .pipe(compress === "zopfli" ? zopfli(zopfliOptions) : brotli(brotliOptions))
+    .pipe(zopfli(zopfliOptions))
     .pipe(gulp.dest(rootDir));
 
-const compressAppModernBrotli = () =>
-  compressModern(paths.app_output_root, paths.app_output_latest, "brotli");
-const compressAppModernZopfli = () =>
-  compressModern(paths.app_output_root, paths.app_output_latest, "zopfli");
-
-const compressHassioModernBrotli = () =>
-  compressModern(
+const compressAppBrotli = () =>
+  compressDistBrotli(paths.app_output_root, paths.app_output_latest);
+const compressHassioBrotli = () =>
+  compressDistBrotli(
     paths.hassio_output_root,
     paths.hassio_output_latest,
-    "brotli"
+    false
   );
-const compressHassioModernZopfli = () =>
-  compressModern(
+
+const compressAppZopfli = () =>
+  compressDistZopfli(paths.app_output_root, paths.app_output_latest);
+const compressHassioZopfli = () =>
+  compressDistZopfli(
     paths.hassio_output_root,
     paths.hassio_output_latest,
-    "zopfli"
+    true
   );
 
-const compressAppOtherBrotli = () =>
-  compressOther(paths.app_output_root, paths.app_output_latest, "brotli");
-const compressAppOtherZopfli = () =>
-  compressOther(paths.app_output_root, paths.app_output_latest, "zopfli");
-
-const compressHassioOtherBrotli = () =>
-  compressOther(paths.hassio_output_root, paths.hassio_output_latest, "brotli");
-const compressHassioOtherZopfli = () =>
-  compressOther(paths.hassio_output_root, paths.hassio_output_latest, "zopfli");
-
-gulp.task(
-  "compress-app",
-  gulp.parallel(
-    compressAppModernBrotli,
-    compressAppOtherBrotli,
-    compressAppModernZopfli,
-    compressAppOtherZopfli
-  )
-);
+gulp.task("compress-app", gulp.parallel(compressAppBrotli, compressAppZopfli));
 gulp.task(
   "compress-hassio",
-  gulp.parallel(
-    compressHassioModernBrotli,
-    compressHassioOtherBrotli,
-    compressHassioModernZopfli,
-    compressHassioOtherZopfli
-  )
+  gulp.parallel(compressHassioBrotli, compressHassioZopfli)
 );

build-scripts/gulp/demo.js

@@ -1,11 +1,13 @@
 import gulp from "gulp";
+import env from "../env.cjs";
 import "./clean.js";
 import "./entry-html.js";
 import "./gather-static.js";
 import "./gen-icons-json.js";
+import "./rollup.js";
 import "./service-worker.js";
 import "./translations.js";
-import "./rspack.js";
+import "./webpack.js";
 
 gulp.task(
   "develop-demo",
@@ -22,7 +24,7 @@ gulp.task(
       "build-locale-data"
     ),
     "copy-static-demo",
-    "rspack-dev-server-demo"
+    env.useRollup() ? "rollup-dev-server-demo" : "webpack-dev-server-demo"
   )
 );
 
@@ -37,18 +39,7 @@ gulp.task(
     "translations-enable-merge-backend",
     gulp.parallel("gen-icons-json", "build-translations", "build-locale-data"),
     "copy-static-demo",
-    "rspack-prod-demo",
+    env.useRollup() ? "rollup-prod-demo" : "webpack-prod-demo",
     "gen-pages-demo-prod"
   )
 );
-
-gulp.task(
-  "analyze-demo",
-  gulp.series(
-    async function setEnv() {
-      process.env.STATS = "1";
-    },
-    "clean",
-    "rspack-prod-demo"
-  )
-);

build-scripts/gulp/download-translations.js

@@ -127,7 +127,6 @@ gulp.task("fetch-lokalise", async function () {
           replace_breaks: false,
           json_unescaped_slashes: true,
           export_empty_as: "skip",
-          filter_data: ["verified"],
         })
         .then((download) => fetch(download.bundle_url))
         .then((response) => {

build-scripts/gulp/entry-html.js

@@ -11,6 +11,7 @@ import { minify } from "html-minifier-terser";
 import template from "lodash.template";
 import { dirname, extname, resolve } from "node:path";
 import { htmlMinifierOptions, terserOptions } from "../bundle.cjs";
+import env from "../env.cjs";
 import paths from "../paths.cjs";
 
 // macOS companion app has no way to obtain the Safari version used by WKWebView,
@@ -55,8 +56,9 @@ const getCommonTemplateVars = () => {
     { ignorePatch: true, allowHigherVersions: true }
   );
   return {
+    useRollup: env.useRollup(),
+    useWDS: env.useWDS(),
     modernRegex: compileRegex(browserRegexes.concat(haMacOSRegex)).toString(),
-    hassUrl: process.env.HASS_URL || "",
   };
 };
 
@@ -91,11 +93,13 @@ const minifyHtml = (content, ext) => {
 };
 
 // Function to generate a dev task for each project's configuration
+// Note Currently WDS paths are hard-coded to only work for app
 const genPagesDevTask =
   (
     pageEntries,
     inputRoot,
     outputRoot,
+    useWDS = false,
     inputSub = "src/html",
     publicRoot = ""
   ) =>
@@ -106,13 +110,17 @@ const genPagesDevTask =
         resolve(inputRoot, inputSub, `${page}.template`),
         {
           ...commonVars,
-          latestEntryJS: entries.map(
-            (entry) => `${publicRoot}/frontend_latest/${entry}.js`
+          latestEntryJS: entries.map((entry) =>
+            useWDS
+              ? `http://localhost:8000/src/entrypoints/${entry}.ts`
+              : `${publicRoot}/frontend_latest/${entry}.js`
           ),
           es5EntryJS: entries.map(
             (entry) => `${publicRoot}/frontend_es5/${entry}.js`
           ),
-          latestCustomPanelJS: `${publicRoot}/frontend_latest/custom-panel.js`,
+          latestCustomPanelJS: useWDS
+            ? "http://localhost:8000/src/entrypoints/custom-panel.ts"
+            : `${publicRoot}/frontend_latest/custom-panel.js`,
           es5CustomPanelJS: `${publicRoot}/frontend_es5/custom-panel.js`,
         }
       );
@@ -169,14 +177,19 @@ const APP_PAGE_ENTRIES = {
 
 gulp.task(
   "gen-pages-app-dev",
-  genPagesDevTask(APP_PAGE_ENTRIES, paths.root_dir, paths.app_output_root)
+  genPagesDevTask(
+    APP_PAGE_ENTRIES,
+    paths.polymer_dir,
+    paths.app_output_root,
+    env.useWDS()
+  )
 );
 
 gulp.task(
   "gen-pages-app-prod",
   genPagesProdTask(
     APP_PAGE_ENTRIES,
-    paths.root_dir,
+    paths.polymer_dir,
     paths.app_output_root,
     paths.app_output_latest,
     paths.app_output_es5
@@ -245,28 +258,6 @@ gulp.task(
   )
 );
 
-const LANDING_PAGE_PAGE_ENTRIES = { "index.html": ["entrypoint"] };
-
-gulp.task(
-  "gen-pages-landing-page-dev",
-  genPagesDevTask(
-    LANDING_PAGE_PAGE_ENTRIES,
-    paths.landingPage_dir,
-    paths.landingPage_output_root
-  )
-);
-
-gulp.task(
-  "gen-pages-landing-page-prod",
-  genPagesProdTask(
-    LANDING_PAGE_PAGE_ENTRIES,
-    paths.landingPage_dir,
-    paths.landingPage_output_root,
-    paths.landingPage_output_latest,
-    paths.landingPage_output_es5
-  )
-);
-
 const HASSIO_PAGE_ENTRIES = { "entrypoint.js": ["entrypoint"] };
 
 gulp.task(
@@ -275,6 +266,7 @@ gulp.task(
     HASSIO_PAGE_ENTRIES,
     paths.hassio_dir,
     paths.hassio_output_root,
+    undefined,
     "src",
     paths.hassio_publicPath
   )

build-scripts/gulp/fetch-nightly-translations.js

@@ -66,7 +66,7 @@ gulp.task("fetch-nightly-translations", async function () {
       tokenAuth = JSON.parse(await readFile(TOKEN_FILE, "utf-8"));
     } catch {
       if (!allowTokenSetup) {
-        console.log("No token found so build will continue with English only");
+        console.log("No token found so  build wil continue with English only");
         return;
       }
       const auth = createOAuthDeviceAuth({

build-scripts/gulp/gallery.js

@@ -4,14 +4,16 @@ import gulp from "gulp";
 import yaml from "js-yaml";
 import { marked } from "marked";
 import path from "path";
+import env from "../env.cjs";
 import paths from "../paths.cjs";
 import "./clean.js";
 import "./entry-html.js";
 import "./gather-static.js";
 import "./gen-icons-json.js";
+import "./rollup.js";
 import "./service-worker.js";
 import "./translations.js";
-import "./rspack.js";
+import "./webpack.js";
 
 gulp.task("gather-gallery-pages", async function gatherPages() {
   const pageDir = path.resolve(paths.gallery_dir, "src/pages");
@@ -156,7 +158,9 @@ gulp.task(
     "copy-static-gallery",
     "gen-pages-gallery-dev",
     gulp.parallel(
-      "rspack-dev-server-gallery",
+      env.useRollup()
+        ? "rollup-dev-server-gallery"
+        : "webpack-dev-server-gallery",
       async function watchMarkdownFiles() {
         gulp.watch(
           [
@@ -185,7 +189,7 @@ gulp.task(
       "gather-gallery-pages"
     ),
     "copy-static-gallery",
-    "rspack-prod-gallery",
+    env.useRollup() ? "rollup-prod-gallery" : "webpack-prod-gallery",
     "gen-pages-gallery-prod"
   )
 );

build-scripts/gulp/gather-static.js

@@ -4,10 +4,11 @@ import fs from "fs-extra";
 import gulp from "gulp";
 import path from "path";
 import paths from "../paths.cjs";
+import env from "../env.cjs";
 
 const npmPath = (...parts) =>
-  path.resolve(paths.root_dir, "node_modules", ...parts);
-const polyPath = (...parts) => path.resolve(paths.root_dir, ...parts);
+  path.resolve(paths.polymer_dir, "node_modules", ...parts);
+const polyPath = (...parts) => path.resolve(paths.polymer_dir, ...parts);
 
 const copyFileDir = (fromFile, toDir) =>
   fs.copySync(fromFile, path.join(toDir, path.basename(fromFile)));
@@ -59,11 +60,6 @@ function copyPolyfills(staticDir) {
     npmPath("@webcomponents/webcomponentsjs/webcomponents-bundle.js.map"),
     staticPath("polyfills/")
   );
-  // Lit polyfill support
-  fs.copySync(
-    npmPath("lit/polyfill-support.js"),
-    path.join(staticPath("polyfills/"), "lit-polyfill-support.js")
-  );
 
   // dialog-polyfill css
   copyFileDir(
@@ -72,6 +68,15 @@ function copyPolyfills(staticDir) {
   );
 }
 
+function copyLoaderJS(staticDir) {
+  if (!env.useRollup()) {
+    return;
+  }
+  const staticPath = genStaticPath(staticDir);
+  copyFileDir(npmPath("systemjs/dist/s.min.js"), staticPath("js"));
+  copyFileDir(npmPath("systemjs/dist/s.min.js.map"), staticPath("js"));
+}
+
 function copyFonts(staticDir) {
   const staticPath = genStaticPath(staticDir);
   // Local fonts
@@ -95,10 +100,6 @@ function copyMapPanel(staticDir) {
     npmPath("leaflet/dist/leaflet.css"),
     staticPath("images/leaflet/")
   );
-  copyFileDir(
-    npmPath("leaflet.markercluster/dist/MarkerCluster.css"),
-    staticPath("images/leaflet/")
-  );
   fs.copySync(
     npmPath("leaflet/dist/images"),
     staticPath("images/leaflet/images/")
@@ -128,11 +129,6 @@ gulp.task("copy-translations-supervisor", async () => {
   copyTranslations(staticDir);
 });
 
-gulp.task("copy-translations-landing-page", async () => {
-  const staticDir = paths.landingPage_output_static;
-  copyTranslations(staticDir);
-});
-
 gulp.task("copy-static-supervisor", async () => {
   const staticDir = paths.hassio_output_static;
   copyLocaleData(staticDir);
@@ -143,6 +139,8 @@ gulp.task("copy-static-app", async () => {
   const staticDir = paths.app_output_static;
   // Basic static files
   fs.copySync(polyPath("public"), paths.app_output_root);
+
+  copyLoaderJS(staticDir);
   copyPolyfills(staticDir);
   copyFonts(staticDir);
   copyTranslations(staticDir);
@@ -165,6 +163,8 @@ gulp.task("copy-static-demo", async () => {
   );
   // Copy demo static files
   fs.copySync(path.resolve(paths.demo_dir, "public"), paths.demo_output_root);
+
+  copyLoaderJS(paths.demo_output_static);
   copyPolyfills(paths.demo_output_static);
   copyMapPanel(paths.demo_output_static);
   copyFonts(paths.demo_output_static);
@@ -178,6 +178,8 @@ gulp.task("copy-static-cast", async () => {
   fs.copySync(polyPath("public/static"), paths.cast_output_static);
   // Copy cast static files
   fs.copySync(path.resolve(paths.cast_dir, "public"), paths.cast_output_root);
+
+  copyLoaderJS(paths.cast_output_static);
   copyPolyfills(paths.cast_output_static);
   copyMapPanel(paths.cast_output_static);
   copyFonts(paths.cast_output_static);
@@ -201,14 +203,3 @@ gulp.task("copy-static-gallery", async () => {
   copyLocaleData(paths.gallery_output_static);
   copyMdiIcons(paths.gallery_output_static);
 });
-
-gulp.task("copy-static-landing-page", async () => {
-  // Copy landing-page static files
-  fs.copySync(
-    path.resolve(paths.landingPage_dir, "public"),
-    paths.landingPage_output_root
-  );
-
-  copyFonts(paths.landingPage_output_static);
-  copyTranslations(paths.landingPage_output_static);
-});

build-scripts/gulp/hassio.js

@@ -5,8 +5,9 @@ import "./compress.js";
 import "./entry-html.js";
 import "./gather-static.js";
 import "./gen-icons-json.js";
+import "./rollup.js";
 import "./translations.js";
-import "./rspack.js";
+import "./webpack.js";
 
 gulp.task(
   "develop-hassio",
@@ -21,7 +22,7 @@ gulp.task(
     "copy-translations-supervisor",
     "build-locale-data",
     "copy-static-supervisor",
-    "rspack-watch-hassio"
+    env.useRollup() ? "rollup-watch-hassio" : "webpack-watch-hassio"
   )
 );
 
@@ -37,7 +38,7 @@ gulp.task(
     "copy-translations-supervisor",
     "build-locale-data",
     "copy-static-supervisor",
-    "rspack-prod-hassio",
+    env.useRollup() ? "rollup-prod-hassio" : "webpack-prod-hassio",
     "gen-pages-hassio-prod",
     ...// Don't compress running tests
     (env.isTestBuild() ? [] : ["compress-hassio"])

build-scripts/gulp/index.mjs

@@ -1,17 +0,0 @@
-import "./app.js";
-import "./cast.js";
-import "./clean.js";
-import "./compress.js";
-import "./demo.js";
-import "./download-translations.js";
-import "./entry-html.js";
-import "./fetch-nightly-translations.js";
-import "./gallery.js";
-import "./gather-static.js";
-import "./gen-icons-json.js";
-import "./hassio.js";
-import "./landing-page.js";
-import "./locale-data.js";
-import "./rspack.js";
-import "./service-worker.js";
-import "./translations.js";

build-scripts/gulp/landing-page.js

@@ -1,41 +0,0 @@
-import gulp from "gulp";
-import "./clean.js";
-import "./compress.js";
-import "./entry-html.js";
-import "./gather-static.js";
-import "./gen-icons-json.js";
-import "./translations.js";
-import "./rspack.js";
-
-gulp.task(
-  "develop-landing-page",
-  gulp.series(
-    async function setEnv() {
-      process.env.NODE_ENV = "development";
-    },
-    "clean-landing-page",
-    "translations-enable-merge-backend",
-    "build-landing-page-translations",
-    "copy-translations-landing-page",
-    "build-locale-data",
-    "copy-static-landing-page",
-    "gen-pages-landing-page-dev",
-    "rspack-watch-landing-page"
-  )
-);
-
-gulp.task(
-  "build-landing-page",
-  gulp.series(
-    async function setEnv() {
-      process.env.NODE_ENV = "production";
-    },
-    "clean-landing-page",
-    "build-landing-page-translations",
-    "copy-translations-landing-page",
-    "build-locale-data",
-    "copy-static-landing-page",
-    "rspack-prod-landing-page",
-    "gen-pages-landing-page-prod"
-  )
-);

build-scripts/gulp/locale-data.js

@@ -4,7 +4,7 @@ import gulp from "gulp";
 import { join, resolve } from "node:path";
 import paths from "../paths.cjs";
 
-const formatjsDir = join(paths.root_dir, "node_modules", "@formatjs");
+const formatjsDir = join(paths.polymer_dir, "node_modules", "@formatjs");
 const outDir = join(paths.build_dir, "locale-data");
 
 const INTL_POLYFILLS = {

build-scripts/gulp/rollup.js

@@ -0,0 +1,147 @@
+// Tasks to run Rollup
+
+import log from "fancy-log";
+import gulp from "gulp";
+import http from "http";
+import open from "open";
+import path from "path";
+import { rollup } from "rollup";
+import handler from "serve-handler";
+import paths from "../paths.cjs";
+import rollupConfig from "../rollup.cjs";
+
+const bothBuilds = (createConfigFunc, params) =>
+  gulp.series(
+    async function buildLatest() {
+      await buildRollup(
+        createConfigFunc({
+          ...params,
+          latestBuild: true,
+        })
+      );
+    },
+    async function buildES5() {
+      await buildRollup(
+        createConfigFunc({
+          ...params,
+          latestBuild: false,
+        })
+      );
+    }
+  );
+
+function createServer(serveOptions) {
+  const server = http.createServer((request, response) =>
+    handler(request, response, {
+      public: serveOptions.root,
+    })
+  );
+
+  server.listen(
+    serveOptions.port,
+    serveOptions.networkAccess ? "0.0.0.0" : undefined,
+    () => {
+      log.info(`Available at http://localhost:${serveOptions.port}`);
+      open(`http://localhost:${serveOptions.port}`);
+    }
+  );
+}
+
+function watchRollup(createConfig, extraWatchSrc = [], serveOptions = null) {
+  const { inputOptions, outputOptions } = createConfig({
+    isProdBuild: false,
+    latestBuild: true,
+  });
+
+  const watcher = rollup.watch({
+    ...inputOptions,
+    output: [outputOptions],
+    watch: {
+      include: ["src/**"] + extraWatchSrc,
+    },
+  });
+
+  let startedHttp = false;
+
+  watcher.on("event", (event) => {
+    if (event.code === "BUNDLE_END") {
+      log(`Build done @ ${new Date().toLocaleTimeString()}`);
+    } else if (event.code === "ERROR") {
+      log.error(event.error);
+    } else if (event.code === "END") {
+      if (startedHttp || !serveOptions) {
+        return;
+      }
+      startedHttp = true;
+      createServer(serveOptions);
+    }
+  });
+
+  gulp.watch(
+    path.join(paths.translations_src, "en.json"),
+    gulp.series("build-translations", "copy-translations-app")
+  );
+}
+
+async function buildRollup(config) {
+  const bundle = await rollup.rollup(config.inputOptions);
+  await bundle.write(config.outputOptions);
+}
+
+gulp.task("rollup-watch-app", () => {
+  watchRollup(rollupConfig.createAppConfig);
+});
+
+gulp.task("rollup-watch-hassio", () => {
+  watchRollup(rollupConfig.createHassioConfig, ["hassio/src/**"]);
+});
+
+gulp.task("rollup-dev-server-demo", () => {
+  watchRollup(rollupConfig.createDemoConfig, ["demo/src/**"], {
+    root: paths.demo_output_root,
+    port: 8090,
+  });
+});
+
+gulp.task("rollup-dev-server-cast", () => {
+  watchRollup(rollupConfig.createCastConfig, ["cast/src/**"], {
+    root: paths.cast_output_root,
+    port: 8080,
+    networkAccess: true,
+  });
+});
+
+gulp.task("rollup-dev-server-gallery", () => {
+  watchRollup(rollupConfig.createGalleryConfig, ["gallery/src/**"], {
+    root: paths.gallery_output_root,
+    port: 8100,
+  });
+});
+
+gulp.task(
+  "rollup-prod-app",
+  bothBuilds(rollupConfig.createAppConfig, { isProdBuild: true })
+);
+
+gulp.task(
+  "rollup-prod-demo",
+  bothBuilds(rollupConfig.createDemoConfig, { isProdBuild: true })
+);
+
+gulp.task(
+  "rollup-prod-cast",
+  bothBuilds(rollupConfig.createCastConfig, { isProdBuild: true })
+);
+
+gulp.task("rollup-prod-hassio", () =>
+  bothBuilds(rollupConfig.createHassioConfig, { isProdBuild: true })
+);
+
+gulp.task("rollup-prod-gallery", () =>
+  buildRollup(
+    rollupConfig.createGalleryConfig({
+      isProdBuild: true,
+      latestBuild: true,
+    })
+  )
+);

build-scripts/gulp/translations.js

@@ -40,17 +40,20 @@ class CustomJSON extends Transform {
     this._reviver = reviver;
   }
 
-  // eslint-disable-next-line @typescript-eslint/naming-convention
   async _transform(file, _, callback) {
-    let obj = JSON.parse(file.contents.toString(), this._reviver);
-    if (this._func) obj = this._func(obj, file.path);
-    for (const [outObj, dir] of Array.isArray(obj) ? obj : [[obj, ""]]) {
-      const outFile = file.clone({ contents: false });
-      outFile.contents = Buffer.from(JSON.stringify(outObj));
-      outFile.dirname += `/${dir}`;
-      this.push(outFile);
+    try {
+      let obj = JSON.parse(file.contents.toString(), this._reviver);
+      if (this._func) obj = this._func(obj, file.path);
+      for (const [outObj, dir] of Array.isArray(obj) ? obj : [[obj, ""]]) {
+        const outFile = file.clone({ contents: false });
+        outFile.contents = Buffer.from(JSON.stringify(outObj));
+        outFile.dirname += `/${dir}`;
+        this.push(outFile);
+      }
+      callback(null);
+    } catch (err) {
+      callback(err);
     }
-    callback(null);
   }
 }
 
@@ -65,19 +68,25 @@ class MergeJSON extends Transform {
     this._reviver = reviver;
   }
 
-  // eslint-disable-next-line @typescript-eslint/naming-convention
   async _transform(file, _, callback) {
-    this._objects.push(JSON.parse(file.contents.toString(), this._reviver));
-    if (!this._outFile) this._outFile = file.clone({ contents: false });
-    callback(null);
+    try {
+      this._objects.push(JSON.parse(file.contents.toString(), this._reviver));
+      if (!this._outFile) this._outFile = file.clone({ contents: false });
+      callback(null);
+    } catch (err) {
+      callback(err);
+    }
   }
 
-  // eslint-disable-next-line @typescript-eslint/naming-convention
   async _flush(callback) {
-    const mergedObj = merge(this._startObj, ...this._objects);
-    this._outFile.contents = Buffer.from(JSON.stringify(mergedObj));
-    this._outFile.stem = this._stem;
-    callback(null, this._outFile);
+    try {
+      const mergedObj = merge(this._startObj, ...this._objects);
+      this._outFile.contents = Buffer.from(JSON.stringify(mergedObj));
+      this._outFile.stem = this._stem;
+      callback(null, this._outFile);
+    } catch (err) {
+      callback(err);
+    }
   }
 }
 
@@ -163,14 +172,12 @@ const createMasterTranslation = () =>
 
 const FRAGMENTS = ["base"];
 
-const setFragment = (fragment) => async () => {
-  FRAGMENTS[0] = fragment;
+const toggleSupervisorFragment = async () => {
+  FRAGMENTS[0] = "supervisor";
 };
 
 const panelFragment = (fragment) =>
-  fragment !== "base" &&
-  fragment !== "supervisor" &&
-  fragment !== "landing-page";
+  fragment !== "base" && fragment !== "supervisor";
 
 const HASHES = new Map();
 
@@ -217,9 +224,6 @@ const createTranslations = async () => {
             case "supervisor":
               // Supervisor key is at the top level
               return [flatten(data.supervisor), ""];
-            case "landing-page":
-              // landing-page key is at the top level
-              return [flatten(data["landing-page"]), ""];
             default:
               // Create a fragment with only the given panel
               return [
@@ -318,10 +322,5 @@ gulp.task(
 
 gulp.task(
   "build-supervisor-translations",
-  gulp.series(setFragment("supervisor"), "build-translations")
-);
-
-gulp.task(
-  "build-landing-page-translations",
-  gulp.series(setFragment("landing-page"), "build-translations")
+  gulp.series(toggleSupervisorFragment, "build-translations")
 );

build-scripts/gulp/wds.js

@@ -0,0 +1,10 @@
+import gulp from "gulp";
+import { startDevServer } from "@web/dev-server";
+
+gulp.task("wds-watch-app", async () => {
+  startDevServer({
+    config: {
+      watch: true,
+    },
+  });
+});

build-scripts/gulp/webpack.js

@@ -1,11 +1,11 @@
-// Tasks to run rspack.
+// Tasks to run webpack.
 
 import fs from "fs";
 import path from "path";
 import log from "fancy-log";
 import gulp from "gulp";
-import rspack from "@rspack/core";
-import { RspackDevServer } from "@rspack/dev-server";
+import webpack from "webpack";
+import WebpackDevServer from "webpack-dev-server";
 import env from "../env.cjs";
 import paths from "../paths.cjs";
 import {
@@ -14,8 +14,7 @@ import {
   createDemoConfig,
   createGalleryConfig,
   createHassioConfig,
-  createLandingPageConfig,
-} from "../rspack.cjs";
+} from "../webpack.cjs";
 
 const bothBuilds = (createConfigFunc, params) => [
   createConfigFunc({ ...params, latestBuild: true }),
@@ -31,7 +30,7 @@ const isWsl =
 
 /**
  * @param {{
- *   compiler: import("@rspack/core").Compiler,
+ *   compiler: import("webpack").Compiler,
  *   contentBase: string,
  *   port: number,
  *   listenHost?: string
@@ -42,13 +41,12 @@ const runDevServer = async ({
   contentBase,
   port,
   listenHost = undefined,
-  proxy = undefined,
 }) => {
   if (listenHost === undefined) {
     // For dev container, we need to listen on all hosts
     listenHost = env.isDevContainer() ? "0.0.0.0" : "localhost";
   }
-  const server = new RspackDevServer(
+  const server = new WebpackDevServer(
     {
       hot: false,
       open: true,
@@ -58,14 +56,13 @@ const runDevServer = async ({
         directory: contentBase,
         watch: true,
       },
-      proxy,
     },
     compiler
   );
 
   await server.start();
   // Server listening
-  log("[rspack-dev-server]", `Project is running at http://localhost:${port}`);
+  log("[webpack-dev-server]", `Project is running at http://localhost:${port}`);
 };
 
 const doneHandler = (done) => (err, stats) => {
@@ -90,16 +87,16 @@ const doneHandler = (done) => (err, stats) => {
 
 const prodBuild = (conf) =>
   new Promise((resolve) => {
-    rspack(
+    webpack(
       conf,
-      // Resolve promise when done. Because we pass a callback, rspack closes itself
+      // Resolve promise when done. Because we pass a callback, webpack closes itself
       doneHandler(resolve)
     );
   });
 
-gulp.task("rspack-watch-app", () => {
+gulp.task("webpack-watch-app", () => {
   // This command will run forever because we don't close compiler
-  rspack(
+  webpack(
     process.env.ES5
       ? bothBuilds(createAppConfig, { isProdBuild: false })
       : createAppConfig({ isProdBuild: false, latestBuild: true })
@@ -110,7 +107,7 @@ gulp.task("rspack-watch-app", () => {
   );
 });
 
-gulp.task("rspack-prod-app", () =>
+gulp.task("webpack-prod-app", () =>
   prodBuild(
     bothBuilds(createAppConfig, {
       isProdBuild: true,
@@ -120,9 +117,9 @@ gulp.task("rspack-prod-app", () =>
   )
 );
 
-gulp.task("rspack-dev-server-demo", () =>
+gulp.task("webpack-dev-server-demo", () =>
   runDevServer({
-    compiler: rspack(
+    compiler: webpack(
       createDemoConfig({ isProdBuild: false, latestBuild: true })
     ),
     contentBase: paths.demo_output_root,
@@ -130,18 +127,17 @@ gulp.task("rspack-dev-server-demo", () =>
   })
 );
 
-gulp.task("rspack-prod-demo", () =>
+gulp.task("webpack-prod-demo", () =>
   prodBuild(
     bothBuilds(createDemoConfig, {
       isProdBuild: true,
-      isStatsBuild: env.isStatsBuild(),
     })
   )
 );
 
-gulp.task("rspack-dev-server-cast", () =>
+gulp.task("webpack-dev-server-cast", () =>
   runDevServer({
-    compiler: rspack(
+    compiler: webpack(
       createCastConfig({ isProdBuild: false, latestBuild: true })
     ),
     contentBase: paths.cast_output_root,
@@ -151,7 +147,7 @@ gulp.task("rspack-dev-server-cast", () =>
   })
 );
 
-gulp.task("rspack-prod-cast", () =>
+gulp.task("webpack-prod-cast", () =>
   prodBuild(
     bothBuilds(createCastConfig, {
       isProdBuild: true,
@@ -159,9 +155,9 @@ gulp.task("rspack-prod-cast", () =>
   )
 );
 
-gulp.task("rspack-watch-hassio", () => {
+gulp.task("webpack-watch-hassio", () => {
   // This command will run forever because we don't close compiler
-  rspack(
+  webpack(
     createHassioConfig({
       isProdBuild: false,
       latestBuild: true,
@@ -174,7 +170,7 @@ gulp.task("rspack-watch-hassio", () => {
   );
 });
 
-gulp.task("rspack-prod-hassio", () =>
+gulp.task("webpack-prod-hassio", () =>
   prodBuild(
     bothBuilds(createHassioConfig, {
       isProdBuild: true,
@@ -184,9 +180,9 @@ gulp.task("rspack-prod-hassio", () =>
   )
 );
 
-gulp.task("rspack-dev-server-gallery", () =>
+gulp.task("webpack-dev-server-gallery", () =>
   runDevServer({
-    compiler: rspack(
+    compiler: webpack(
       createGalleryConfig({ isProdBuild: false, latestBuild: true })
     ),
     contentBase: paths.gallery_output_root,
@@ -195,7 +191,7 @@ gulp.task("rspack-dev-server-gallery", () =>
   })
 );
 
-gulp.task("rspack-prod-gallery", () =>
+gulp.task("webpack-prod-gallery", () =>
   prodBuild(
     createGalleryConfig({
       isProdBuild: true,
@@ -203,30 +199,3 @@ gulp.task("rspack-prod-gallery", () =>
     })
   )
 );
-
-gulp.task("rspack-watch-landing-page", () => {
-  // This command will run forever because we don't close compiler
-  rspack(
-    process.env.ES5
-      ? bothBuilds(createLandingPageConfig, { isProdBuild: false })
-      : createLandingPageConfig({ isProdBuild: false, latestBuild: true })
-  ).watch({ poll: isWsl }, doneHandler());
-
-  gulp.watch(
-    path.join(paths.translations_src, "en.json"),
-    gulp.series(
-      "build-landing-page-translations",
-      "copy-translations-landing-page"
-    )
-  );
-});
-
-gulp.task("rspack-prod-landing-page", () =>
-  prodBuild(
-    bothBuilds(createLandingPageConfig, {
-      isProdBuild: true,
-      isStatsBuild: env.isStatsBuild(),
-      isTestBuild: env.isTestBuild(),
-    })
-  )
-);

build-scripts/paths.cjs

@@ -1,7 +1,7 @@
 const path = require("path");
 
 module.exports = {
-  root_dir: path.resolve(__dirname, ".."),
+  polymer_dir: path.resolve(__dirname, ".."),
 
   build_dir: path.resolve(__dirname, "../build"),
   app_output_root: path.resolve(__dirname, "../hass_frontend"),
@@ -33,22 +33,6 @@ module.exports = {
   ),
   gallery_output_static: path.resolve(__dirname, "../gallery/dist/static"),
 
-  landingPage_dir: path.resolve(__dirname, "../landing-page"),
-  landingPage_build: path.resolve(__dirname, "../landing-page/build"),
-  landingPage_output_root: path.resolve(__dirname, "../landing-page/dist"),
-  landingPage_output_latest: path.resolve(
-    __dirname,
-    "../landing-page/dist/frontend_latest"
-  ),
-  landingPage_output_es5: path.resolve(
-    __dirname,
-    "../landing-page/dist/frontend_es5"
-  ),
-  landingPage_output_static: path.resolve(
-    __dirname,
-    "../landing-page/dist/static"
-  ),
-
   hassio_dir: path.resolve(__dirname, "../hassio"),
   hassio_output_root: path.resolve(__dirname, "../hassio/build"),
   hassio_output_static: path.resolve(__dirname, "../hassio/build/static"),

build-scripts/rollup-plugins/dont-hash-plugin.cjs

@@ -0,0 +1,14 @@
+module.exports = function (opts = {}) {
+  const dontHash = opts.dontHash || new Set();
+
+  return {
+    name: "dont-hash",
+    renderChunk(_code, chunk, _options) {
+      if (!chunk.isEntry || !dontHash.has(chunk.name)) {
+        return null;
+      }
+      chunk.fileName = `${chunk.name}.js`;
+      return null;
+    },
+  };
+};

build-scripts/rollup-plugins/ignore-plugin.cjs

@@ -0,0 +1,24 @@
+module.exports = function (userOptions = {}) {
+  // Files need to be absolute paths.
+  // This only works if the file has no exports
+  // and only is imported for its side effects
+  const files = userOptions.files || [];
+
+  if (files.length === 0) {
+    return {
+      name: "ignore",
+    };
+  }
+
+  return {
+    name: "ignore",
+
+    load(id) {
+      return files.some((toIgnorePath) => id.startsWith(toIgnorePath))
+        ? {
+            code: "",
+          }
+        : null;
+    },
+  };
+};

build-scripts/rollup-plugins/manifest-plugin.cjs

@@ -0,0 +1,34 @@
+const url = require("url");
+
+const defaultOptions = {
+  publicPath: "",
+};
+
+module.exports = function (userOptions = {}) {
+  const options = { ...defaultOptions, ...userOptions };
+
+  return {
+    name: "manifest",
+    generateBundle(outputOptions, bundle) {
+      const manifest = {};
+
+      for (const chunk of Object.values(bundle)) {
+        if (!chunk.isEntry) {
+          continue;
+        }
+        // Add js extension to mimic Webpack manifest.
+        manifest[`${chunk.name}.js`] = url.resolve(
+          options.publicPath,
+          chunk.fileName
+        );
+      }
+
+      this.emitFile({
+        type: "asset",
+        source: JSON.stringify(manifest, undefined, 2),
+        name: "manifest.json",
+        fileName: "manifest.json",
+      });
+    },
+  };
+};

build-scripts/rollup-plugins/worker-plugin.cjs

@@ -0,0 +1,152 @@
+// Worker plugin
+// Each worker will include all of its dependencies
+// instead of relying on an importer.
+
+// Forked from v.1.4.1
+// https://github.com/surma/rollup-plugin-off-main-thread
+/**
+ * Copyright 2018 Google Inc. All Rights Reserved.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+const rollup = require("rollup");
+const path = require("path");
+const MagicString = require("magic-string");
+
+const defaultOpts = {
+  // A RegExp to find `new Workers()` calls. The second capture group _must_
+  // capture the provided file name without the quotes.
+  workerRegexp: /new Worker\((["'])(.+?)\1(,[^)]+)?\)/g,
+  plugins: ["node-resolve", "commonjs", "babel", "terser", "ignore"],
+};
+
+async function getBundledWorker(workerPath, rollupOptions) {
+  const bundle = await rollup.rollup({
+    ...rollupOptions,
+    input: {
+      worker: workerPath,
+    },
+  });
+  const { output } = await bundle.generate({
+    // Generates cleanest output, we shouldn't have any imports/exports
+    // that would be incompatible with ES5.
+    format: "es",
+    // We should not export anything. This will fail build if we are.
+    exports: "none",
+  });
+
+  let code;
+
+  for (const chunkOrAsset of output) {
+    if (chunkOrAsset.name === "worker") {
+      code = chunkOrAsset.code;
+    } else if (chunkOrAsset.type !== "asset") {
+      throw new Error("Unexpected extra output");
+    }
+  }
+
+  return code;
+}
+
+module.exports = function (opts = {}) {
+  opts = { ...defaultOpts, ...opts };
+
+  let rollupOptions;
+  let refIds;
+
+  return {
+    name: "hass-worker",
+
+    async buildStart(options) {
+      refIds = {};
+      rollupOptions = {
+        plugins: options.plugins.filter((plugin) =>
+          opts.plugins.includes(plugin.name)
+        ),
+      };
+    },
+
+    async transform(code, id) {
+      // Copy the regexp as they are stateful and this hook is async.
+      const workerRegexp = new RegExp(
+        opts.workerRegexp.source,
+        opts.workerRegexp.flags
+      );
+      if (!workerRegexp.test(code)) {
+        return undefined;
+      }
+
+      const ms = new MagicString(code);
+      // Reset the regexp
+      workerRegexp.lastIndex = 0;
+      for (;;) {
+        const match = workerRegexp.exec(code);
+        if (!match) {
+          break;
+        }
+
+        const workerFile = match[2];
+        let optionsObject = {};
+        // Parse the optional options object
+        if (match[3] && match[3].length > 0) {
+          // FIXME: ooooof!
+          // eslint-disable-next-line @typescript-eslint/no-implied-eval
+          optionsObject = new Function(`return ${match[3].slice(1)};`)();
+        }
+        delete optionsObject.type;
+
+        if (!/^.*\//.test(workerFile)) {
+          this.warn(
+            `Paths passed to the Worker constructor must be relative or absolute, i.e. start with /, ./ or ../ (just like dynamic import!). Ignoring "${workerFile}".`
+          );
+          continue;
+        }
+
+        // Find worker file and store it as a chunk with ID prefixed for our loader
+        // eslint-disable-next-line no-await-in-loop
+        const resolvedWorkerFile = (await this.resolve(workerFile, id)).id;
+        let chunkRefId;
+        if (resolvedWorkerFile in refIds) {
+          chunkRefId = refIds[resolvedWorkerFile];
+        } else {
+          this.addWatchFile(resolvedWorkerFile);
+          // eslint-disable-next-line no-await-in-loop
+          const source = await getBundledWorker(
+            resolvedWorkerFile,
+            rollupOptions
+          );
+          chunkRefId = refIds[resolvedWorkerFile] = this.emitFile({
+            name: path.basename(resolvedWorkerFile),
+            source,
+            type: "asset",
+          });
+        }
+
+        const workerParametersStartIndex = match.index + "new Worker(".length;
+        const workerParametersEndIndex =
+          match.index + match[0].length - ")".length;
+
+        ms.overwrite(
+          workerParametersStartIndex,
+          workerParametersEndIndex,
+          `import.meta.ROLLUP_FILE_URL_${chunkRefId}, ${JSON.stringify(
+            optionsObject
+          )}`
+        );
+      }
+
+      return {
+        code: ms.toString(),
+        map: ms.generateMap({ hires: true }),
+      };
+    },
+  };
+};

build-scripts/rollup.cjs

@@ -0,0 +1,146 @@
+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");
+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.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.cjs");
+const paths = require("./paths.cjs");
+
+const extensions = [".js", ".ts"];
+
+/**
+ * @param {Object} arg
+ * @param { import("rollup").InputOption } arg.input
+ */
+const createRollupConfig = ({
+  entry,
+  outputPath,
+  defineOverlay,
+  isProdBuild,
+  latestBuild,
+  isStatsBuild,
+  publicPath,
+  dontHash,
+  isWDS,
+}) => ({
+  /**
+   * @type { import("rollup").InputOptions }
+   */
+  inputOptions: {
+    input: entry,
+    // Some entry points contain no JavaScript. This setting silences a warning about that.
+    // https://rollupjs.org/configuration-options/#preserveentrysignatures
+    preserveEntrySignatures: false,
+    plugins: [
+      ignore({
+        files: bundle
+          .emptyPackages({ latestBuild })
+          // TEMP HACK: Makes Rollup build work again
+          .concat(
+            require.resolve(
+              "@webcomponents/scoped-custom-element-registry/scoped-custom-element-registry.min"
+            )
+          ),
+      }),
+      resolve({
+        extensions,
+        preferBuiltins: false,
+        browser: true,
+        rootDir: paths.polymer_dir,
+      }),
+      commonjs(),
+      json(),
+      babel({
+        ...bundle.babelOptions({ latestBuild, isProdBuild }),
+        extensions,
+        babelHelpers: isWDS ? "inline" : "bundled",
+      }),
+      string({
+        // Import certain extensions as strings
+        include: [path.join(paths.polymer_dir, "node_modules/**/*.css")],
+      }),
+      replace(bundle.definedVars({ isProdBuild, latestBuild, defineOverlay })),
+      !isWDS &&
+        manifest({
+          publicPath,
+        }),
+      !isWDS && worker(),
+      !isWDS && dontHashPlugin({ dontHash }),
+      !isWDS && isProdBuild && terser(bundle.terserOptions({ latestBuild })),
+      !isWDS &&
+        isStatsBuild &&
+        visualizer({
+          // https://github.com/btd/rollup-plugin-visualizer#options
+          open: true,
+          sourcemap: true,
+        }),
+    ].filter(Boolean),
+  },
+  /**
+   * @type { import("rollup").OutputOptions }
+   */
+  outputOptions: {
+    // https://rollupjs.org/configuration-options/#output-dir
+    dir: outputPath,
+    // https://rollupjs.org/configuration-options/#output-format
+    format: latestBuild ? "es" : "systemjs",
+    // https://rollupjs.org/configuration-options/#output-externallivebindings
+    externalLiveBindings: false,
+    // 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/configuration-options/#output-sourcemap
+    sourcemap: isProdBuild ? true : "inline",
+  },
+});
+
+const createAppConfig = ({ isProdBuild, latestBuild, isStatsBuild, isWDS }) =>
+  createRollupConfig(
+    bundle.config.app({
+      isProdBuild,
+      latestBuild,
+      isStatsBuild,
+      isWDS,
+    })
+  );
+
+const createDemoConfig = ({ isProdBuild, latestBuild, isStatsBuild }) =>
+  createRollupConfig(
+    bundle.config.demo({
+      isProdBuild,
+      latestBuild,
+      isStatsBuild,
+    })
+  );
+
+const createCastConfig = ({ isProdBuild, latestBuild }) =>
+  createRollupConfig(bundle.config.cast({ isProdBuild, latestBuild }));
+
+const createHassioConfig = ({ isProdBuild, latestBuild }) =>
+  createRollupConfig(bundle.config.hassio({ isProdBuild, latestBuild }));
+
+const createGalleryConfig = ({ isProdBuild, latestBuild }) =>
+  createRollupConfig(bundle.config.gallery({ isProdBuild, latestBuild }));
+
+module.exports = {
+  createAppConfig,
+  createDemoConfig,
+  createCastConfig,
+  createHassioConfig,
+  createGalleryConfig,
+  createRollupConfig,
+};

build-scripts/webpack.cjs

@@ -1,18 +1,16 @@
 const { existsSync } = require("fs");
 const path = require("path");
-const rspack = require("@rspack/core");
-// eslint-disable-next-line @typescript-eslint/naming-convention
-const { RsdoctorRspackPlugin } = require("@rsdoctor/rspack-plugin");
-// eslint-disable-next-line @typescript-eslint/naming-convention
+const webpack = require("webpack");
 const { StatsWriterPlugin } = require("webpack-stats-plugin");
-const filterStats = require("@bundle-stats/plugin-webpack-filter");
-// eslint-disable-next-line @typescript-eslint/naming-convention
+const filterStats = require("@bundle-stats/plugin-webpack-filter").default;
 const TerserPlugin = require("terser-webpack-plugin");
-// eslint-disable-next-line @typescript-eslint/naming-convention
-const { WebpackManifestPlugin } = require("rspack-manifest-plugin");
+const { WebpackManifestPlugin } = require("webpack-manifest-plugin");
 const log = require("fancy-log");
-// eslint-disable-next-line @typescript-eslint/naming-convention
-const WebpackBar = require("webpackbar/rspack");
+const WebpackBar = require("webpackbar");
+const {
+  TransformAsyncModulesPlugin,
+} = require("transform-async-modules-webpack-plugin");
+const { dependencies } = require("../package.json");
 const paths = require("./paths.cjs");
 const bundle = require("./bundle.cjs");
 
@@ -30,7 +28,7 @@ class LogStartCompilePlugin {
   }
 }
 
-const createRspackConfig = ({
+const createWebpackConfig = ({
   name,
   entry,
   outputPath,
@@ -104,18 +102,13 @@ const createRspackConfig = ({
       splitChunks: {
         // Disable splitting for web workers and worklets because imports of
         // external chunks are broken for:
-        chunks: !isProdBuild
-          ? // improve incremental build speed, but blows up bundle size
-            new RegExp(
-              `^(?!(${Object.keys(entry).join("|")}|.*work(?:er|let))$)`
-            )
-          : // - ESM output: https://github.com/webpack/webpack/issues/17014
-            // - Worklets use `importScripts`: https://github.com/webpack/webpack/issues/11543
-            (chunk) =>
-              !chunk.canBeInitial() &&
-              !new RegExp(
-                `^.+-work${latestBuild ? "(?:let|er)" : "let"}$`
-              ).test(chunk.name),
+        // - ESM output: https://github.com/webpack/webpack/issues/17014
+        // - Worklets use `importScripts`: https://github.com/webpack/webpack/issues/11543
+        chunks: (chunk) =>
+          !chunk.canBeInitial() &&
+          !new RegExp(`^.+-work${latestBuild ? "(?:let|er)" : "let"}$`).test(
+            chunk.name
+          ),
       },
     },
     plugins: [
@@ -124,10 +117,10 @@ const createRspackConfig = ({
         // Only include the JS of entrypoints
         filter: (file) => file.isInitial && !file.name.endsWith(".map"),
       }),
-      new rspack.DefinePlugin(
+      new webpack.DefinePlugin(
         bundle.definedVars({ isProdBuild, latestBuild, defineOverlay })
       ),
-      new rspack.IgnorePlugin({
+      new webpack.IgnorePlugin({
         checkResource(resource, context) {
           // Only use ignore to intercept imports that we don't control
           // inside node_module dependencies.
@@ -159,9 +152,11 @@ const createRspackConfig = ({
           );
         },
       }),
-      new rspack.NormalModuleReplacementPlugin(
-        new RegExp(bundle.emptyPackages({ isHassioBuild }).join("|")),
-        path.resolve(paths.root_dir, "src/util/empty.js")
+      new webpack.NormalModuleReplacementPlugin(
+        new RegExp(
+          bundle.emptyPackages({ latestBuild, isHassioBuild }).join("|")
+        ),
+        path.resolve(paths.polymer_dir, "src/util/empty.js")
       ),
       !isProdBuild && new LogStartCompilePlugin(),
       isProdBuild &&
@@ -173,14 +168,10 @@ const createRspackConfig = ({
           stats: { assets: true, chunks: true, modules: true },
           transform: (stats) => JSON.stringify(filterStats(stats)),
         }),
-      isProdBuild &&
-        isStatsBuild &&
-        new RsdoctorRspackPlugin({
-          reportDir: path.join(paths.build_dir, "rsdoctor"),
-          features: ["plugins", "bundle"],
-          supports: {
-            generateTileGraph: true,
-          },
+      !latestBuild &&
+        new TransformAsyncModulesPlugin({
+          browserslistEnv: "legacy",
+          runtime: { version: dependencies["@babel/runtime"] },
         }),
     ].filter(Boolean),
     resolve: {
@@ -195,10 +186,8 @@ const createRspackConfig = ({
         "lit/directives/if-defined$": "lit/directives/if-defined.js",
         "lit/directives/guard$": "lit/directives/guard.js",
         "lit/directives/cache$": "lit/directives/cache.js",
-        "lit/directives/join$": "lit/directives/join.js",
         "lit/directives/repeat$": "lit/directives/repeat.js",
         "lit/directives/live$": "lit/directives/live.js",
-        "lit/directives/keyed$": "lit/directives/keyed.js",
         "lit/polyfill-support$": "lit/polyfill-support.js",
         "@lit-labs/virtualizer/layouts/grid":
           "@lit-labs/virtualizer/layouts/grid.js",
@@ -220,6 +209,8 @@ const createRspackConfig = ({
         isProdBuild && !isStatsBuild ? "[id].[contenthash][ext]" : "[id][ext]",
       crossOriginLoading: "use-credentials",
       hashFunction: "xxhash64",
+      hashDigest: "base64url",
+      hashDigestLength: 11, // full length of 64 bit base64url
       path: outputPath,
       publicPath,
       // To silence warning in worker plugin
@@ -261,17 +252,17 @@ const createAppConfig = ({
   isStatsBuild,
   isTestBuild,
 }) =>
-  createRspackConfig(
+  createWebpackConfig(
     bundle.config.app({ isProdBuild, latestBuild, isStatsBuild, isTestBuild })
   );
 
 const createDemoConfig = ({ isProdBuild, latestBuild, isStatsBuild }) =>
-  createRspackConfig(
+  createWebpackConfig(
     bundle.config.demo({ isProdBuild, latestBuild, isStatsBuild })
   );
 
 const createCastConfig = ({ isProdBuild, latestBuild }) =>
-  createRspackConfig(bundle.config.cast({ isProdBuild, latestBuild }));
+  createWebpackConfig(bundle.config.cast({ isProdBuild, latestBuild }));
 
 const createHassioConfig = ({
   isProdBuild,
@@ -279,7 +270,7 @@ const createHassioConfig = ({
   isStatsBuild,
   isTestBuild,
 }) =>
-  createRspackConfig(
+  createWebpackConfig(
     bundle.config.hassio({
       isProdBuild,
       latestBuild,
@@ -289,10 +280,7 @@ const createHassioConfig = ({
   );
 
 const createGalleryConfig = ({ isProdBuild, latestBuild }) =>
-  createRspackConfig(bundle.config.gallery({ isProdBuild, latestBuild }));
-
-const createLandingPageConfig = ({ isProdBuild, latestBuild }) =>
-  createRspackConfig(bundle.config.landingPage({ isProdBuild, latestBuild }));
+  createWebpackConfig(bundle.config.gallery({ isProdBuild, latestBuild }));
 
 module.exports = {
   createAppConfig,
@@ -300,6 +288,5 @@ module.exports = {
   createCastConfig,
   createHassioConfig,
   createGalleryConfig,
-  createRspackConfig,
-  createLandingPageConfig,
+  createWebpackConfig,
 };

cast/README.md

@@ -25,7 +25,7 @@ Home Assistant Cast is made up of two separate applications:
 
 ### Setting dev variables
 
-Open `src/cast/dev_const.ts` and change `CAST_DEV_APP_ID` to the ID of the app you just created. And set the `CAST_DEV_HASS_URL` to the url of your development machine.
+Open `src/cast/dev_const.ts` and change `CAST_DEV_APP_ID` to the ID of the app you just created. And set the `CAST_DEV_HASS_URL` to the url of you development machine.
 
 ### Changing configuration
 

cast/rollup.config.js

@@ -0,0 +1,10 @@
+import rollup from "../build-scripts/rollup.cjs";
+import env from "../build-scripts/env.cjs";
+
+const config = rollup.createCastConfig({
+  isProdBuild: env.isProdBuild(),
+  latestBuild: true,
+  isStatsBuild: env.isStatsBuild(),
+});
+
+export default { ...config.inputOptions, output: config.outputOptions };

cast/src/html/receiver.html.template

@@ -7,6 +7,7 @@
   <%= renderTemplate("../../../src/html/_style_base.html.template") %>
   <style>
     body {
+      background-color: white;
       font-size: initial;
     }
   </style>

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

@@ -3,7 +3,7 @@ import "@material/mwc-list/mwc-list";
 import type { ActionDetail } from "@material/mwc-list/mwc-list";
 import { mdiCast, mdiCastConnected, mdiViewDashboard } from "@mdi/js";
 import type { Auth, Connection } from "home-assistant-js-websocket";
-import type { TemplateResult } from "lit";
+import type { CSSResultGroup, TemplateResult } from "lit";
 import { LitElement, css, html } from "lit";
 import { customElement, property, state } from "lit/decorators";
 import type { CastManager } from "../../../../src/cast/cast_manager";
@@ -203,72 +203,74 @@ class HcCast extends LitElement {
       }
       this.connection.close();
       location.reload();
-    } catch (_err: any) {
+    } catch (err: any) {
       alert("Unable to log out!");
     }
   }
 
-  static styles = css`
-    .center-item {
-      display: flex;
-      justify-content: space-around;
-    }
+  static get styles(): CSSResultGroup {
+    return css`
+      .center-item {
+        display: flex;
+        justify-content: space-around;
+      }
 
-    .action-item {
-      display: flex;
-      align-items: center;
-      justify-content: space-between;
-    }
+      .action-item {
+        display: flex;
+        align-items: center;
+        justify-content: space-between;
+      }
 
-    .question {
-      position: relative;
-      padding: 8px 16px;
-    }
+      .question {
+        position: relative;
+        padding: 8px 16px;
+      }
 
-    .question:before {
-      border-radius: 4px;
-      position: absolute;
-      top: 0;
-      right: 0;
-      bottom: 0;
-      left: 0;
-      pointer-events: none;
-      content: "";
-      background-color: var(--primary-color);
-      opacity: 0.12;
-      will-change: opacity;
-    }
+      .question:before {
+        border-radius: 4px;
+        position: absolute;
+        top: 0;
+        right: 0;
+        bottom: 0;
+        left: 0;
+        pointer-events: none;
+        content: "";
+        background-color: var(--primary-color);
+        opacity: 0.12;
+        will-change: opacity;
+      }
 
-    .connection,
-    .connection a {
-      color: var(--secondary-text-color);
-    }
+      .connection,
+      .connection a {
+        color: var(--secondary-text-color);
+      }
 
-    mwc-button ha-svg-icon {
-      margin-right: 8px;
-      margin-inline-end: 8px;
-      margin-inline-start: initial;
-      height: 18px;
-    }
+      mwc-button ha-svg-icon {
+        margin-right: 8px;
+        margin-inline-end: 8px;
+        margin-inline-start: initial;
+        height: 18px;
+      }
 
-    ha-list-item ha-icon,
-    ha-list-item ha-svg-icon {
-      padding: 12px;
-      color: var(--secondary-text-color);
-    }
+      ha-list-item ha-icon,
+      ha-list-item ha-svg-icon {
+        padding: 12px;
+        color: var(--secondary-text-color);
+      }
 
-    :host([hide-icons]) ha-icon {
-      display: none;
-    }
+      :host([hide-icons]) ha-icon {
+        display: none;
+      }
 
-    .spacer {
-      flex: 1;
-    }
+      .spacer {
+        flex: 1;
+      }
 
-    .card-content a {
-      color: var(--primary-color);
-    }
-  `;
+      .card-content a {
+        color: var(--primary-color);
+      }
+    `;
+  }
 }
 
 declare global {

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

@@ -13,7 +13,7 @@ import {
   ERR_INVALID_HTTPS_TO_HTTP,
   getAuth,
 } from "home-assistant-js-websocket";
-import type { TemplateResult } from "lit";
+import type { CSSResultGroup, TemplateResult } from "lit";
 import { css, html, LitElement } from "lit";
 import { customElement, state } from "lit/decorators";
 import type { CastManager } from "../../../../src/cast/cast_manager";
@@ -215,7 +215,7 @@ export class HcConnect extends LitElement {
     let url: URL;
     try {
       url = new URL(value);
-    } catch (_err: any) {
+    } catch (err: any) {
       this.error = "Invalid URL";
       return;
     }
@@ -252,7 +252,7 @@ export class HcConnect extends LitElement {
       this.loading = false;
       return;
     } finally {
-      // Clear url if we have an auth callback in url.
+      // Clear url if we have a auth callback in url.
       if (location.search.includes("auth_callback=1")) {
         history.replaceState(null, "", location.pathname);
       }
@@ -288,39 +288,41 @@ export class HcConnect extends LitElement {
     try {
       saveTokens(null);
       location.reload();
-    } catch (_err: any) {
+    } catch (err: any) {
       alert("Unable to log out!");
     }
   }
 
-  static styles = css`
-    .card-content a {
-      color: var(--primary-color);
-    }
-    .card-actions a {
-      text-decoration: none;
-    }
-    .error {
-      color: red;
-      font-weight: bold;
-    }
+  static get styles(): CSSResultGroup {
+    return css`
+      .card-content a {
+        color: var(--primary-color);
+      }
+      .card-actions a {
+        text-decoration: none;
+      }
+      .error {
+        color: red;
+        font-weight: bold;
+      }
 
-    .error a {
-      color: darkred;
-    }
+      .error a {
+        color: darkred;
+      }
 
-    mwc-button ha-svg-icon {
-      margin-left: 8px;
-    }
+      mwc-button ha-svg-icon {
+        margin-left: 8px;
+      }
 
-    .spacer {
-      flex: 1;
-    }
+      .spacer {
+        flex: 1;
+      }
 
-    ha-textfield {
-      width: 100%;
-    }
-  `;
+      ha-textfield {
+        width: 100%;
+      }
+    `;
+  }
 }
 
 declare global {

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

@@ -1,6 +1,6 @@
 import type { Auth, Connection, HassUser } from "home-assistant-js-websocket";
 import { getUser } from "home-assistant-js-websocket";
-import type { TemplateResult } from "lit";
+import type { CSSResultGroup, TemplateResult } from "lit";
 import { css, html, LitElement } from "lit";
 import { customElement, property } from "lit/decorators";
 import "../../../../src/components/ha-card";
@@ -63,94 +63,96 @@ class HcLayout extends LitElement {
     }
   }
 
-  static styles = css`
-    :host {
-      display: flex;
-      min-height: 100%;
-      align-items: center;
-      justify-content: center;
-      flex-direction: column;
-    }
-
-    ha-card {
-      display: flex;
-      width: 100%;
-      max-width: 500px;
-    }
-
-    .layout {
-      display: flex;
-      flex-direction: column;
-    }
-
-    .card-header {
-      color: var(--ha-card-header-color, var(--primary-text-color));
-      font-family: var(--ha-card-header-font-family, inherit);
-      font-size: var(--ha-card-header-font-size, 24px);
-      letter-spacing: -0.012em;
-      line-height: 32px;
-      padding: 24px 16px 16px;
-      display: block;
-      margin: 0;
-    }
-
-    .hero {
-      border-radius: 4px 4px 0 0;
-    }
-    .subtitle {
-      font-size: 14px;
-      color: var(--secondary-text-color);
-      line-height: initial;
-    }
-    .subtitle a {
-      color: var(--secondary-text-color);
-    }
-
-    :host ::slotted(.card-content:not(:first-child)),
-    slot:not(:first-child)::slotted(.card-content) {
-      padding-top: 0px;
-      margin-top: -8px;
-    }
-
-    :host ::slotted(.section-header) {
-      font-weight: 500;
-      padding: 4px 16px;
-      text-transform: uppercase;
-    }
-
-    :host ::slotted(.card-content) {
-      padding: 16px;
-      flex: 1;
-    }
-
-    :host ::slotted(.card-actions) {
-      border-top: 1px solid #e8e8e8;
-      padding: 5px 16px;
-      display: flex;
-    }
-
-    img {
-      width: 100%;
-    }
-
-    .footer {
-      text-align: center;
-      font-size: 12px;
-      padding: 8px 0 24px;
-      color: var(--secondary-text-color);
-    }
-    .footer a {
-      color: var(--secondary-text-color);
-    }
-
-    @media all and (max-width: 500px) {
+  static get styles(): CSSResultGroup {
+    return css`
       :host {
-        justify-content: flex-start;
-        min-height: 90%;
-        margin-bottom: 30px;
+        display: flex;
+        min-height: 100%;
+        align-items: center;
+        justify-content: center;
+        flex-direction: column;
       }
-    }
-  `;
+
+      ha-card {
+        display: flex;
+        width: 100%;
+        max-width: 500px;
+      }
+
+      .layout {
+        display: flex;
+        flex-direction: column;
+      }
+
+      .card-header {
+        color: var(--ha-card-header-color, var(--primary-text-color));
+        font-family: var(--ha-card-header-font-family, inherit);
+        font-size: var(--ha-card-header-font-size, 24px);
+        letter-spacing: -0.012em;
+        line-height: 32px;
+        padding: 24px 16px 16px;
+        display: block;
+        margin: 0;
+      }
+
+      .hero {
+        border-radius: 4px 4px 0 0;
+      }
+      .subtitle {
+        font-size: 14px;
+        color: var(--secondary-text-color);
+        line-height: initial;
+      }
+      .subtitle a {
+        color: var(--secondary-text-color);
+      }
+
+      :host ::slotted(.card-content:not(:first-child)),
+      slot:not(:first-child)::slotted(.card-content) {
+        padding-top: 0px;
+        margin-top: -8px;
+      }
+
+      :host ::slotted(.section-header) {
+        font-weight: 500;
+        padding: 4px 16px;
+        text-transform: uppercase;
+      }
+
+      :host ::slotted(.card-content) {
+        padding: 16px;
+        flex: 1;
+      }
+
+      :host ::slotted(.card-actions) {
+        border-top: 1px solid #e8e8e8;
+        padding: 5px 16px;
+        display: flex;
+      }
+
+      img {
+        width: 100%;
+      }
+
+      .footer {
+        text-align: center;
+        font-size: 12px;
+        padding: 8px 0 24px;
+        color: var(--secondary-text-color);
+      }
+      .footer a {
+        color: var(--secondary-text-color);
+      }
+
+      @media all and (max-width: 500px) {
+        :host {
+          justify-content: flex-start;
+          min-height: 90%;
+          margin-bottom: 30px;
+        }
+      }
+    `;
+  }
 }
 
 declare global {

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

@@ -1,4 +1,4 @@
-import type { TemplateResult } from "lit";
+import type { CSSResultGroup, TemplateResult } from "lit";
 import { css, html, LitElement } from "lit";
 import { customElement, property } from "lit/decorators";
 import type { HomeAssistant } from "../../../../src/types";
@@ -24,29 +24,31 @@ class HcLaunchScreen extends LitElement {
     `;
   }
 
-  static styles = css`
-    :host {
-      display: block;
-      height: 100vh;
-      background-color: #f2f4f9;
-      font-size: 24px;
-    }
-    .container {
-      display: flex;
-      flex-direction: column;
-      text-align: center;
-      align-items: center;
-      height: 100%;
-      justify-content: space-evenly;
-    }
-    img {
-      max-width: 80%;
-      object-fit: cover;
-    }
-    .status {
-      color: #1d2126;
-    }
-  `;
+  static get styles(): CSSResultGroup {
+    return css`
+      :host {
+        display: block;
+        height: 100vh;
+        background-color: #f2f4f9;
+        font-size: 24px;
+      }
+      .container {
+        display: flex;
+        flex-direction: column;
+        text-align: center;
+        align-items: center;
+        height: 100%;
+        justify-content: space-evenly;
+      }
+      img {
+        max-width: 80%;
+        object-fit: cover;
+      }
+      .status {
+        color: #1d2126;
+      }
+    `;
+  }
 }
 
 declare global {

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

@@ -1,4 +1,10 @@
-import { css, html, LitElement, type TemplateResult } from "lit";
+import {
+  css,
+  type CSSResultGroup,
+  html,
+  LitElement,
+  type TemplateResult,
+} from "lit";
 import { customElement, property } from "lit/decorators";
 import { fireEvent } from "../../../../src/common/dom/fire_event";
 import type { LovelaceConfig } from "../../../../src/data/lovelace/config/types";
@@ -8,7 +14,6 @@ import "../../../../src/panels/lovelace/views/hui-view";
 import "../../../../src/panels/lovelace/views/hui-view-container";
 import type { HomeAssistant } from "../../../../src/types";
 import "./hc-launch-screen";
-import "../../../../src/panels/lovelace/views/hui-view-background";
 
 (window as any).loadCardHelpers = () =>
   import("../../../../src/panels/lovelace/custom-card-helpers");
@@ -20,9 +25,9 @@ class HcLovelace extends LitElement {
   @property({ attribute: false })
   public lovelaceConfig!: LovelaceConfig;
 
-  @property({ attribute: false }) public viewPath?: string | number | null;
+  @property() public viewPath?: string | number | null;
 
-  @property({ attribute: false }) public urlPath: string | null = null;
+  @property() public urlPath: string | null = null;
 
   protected render(): TemplateResult {
     const index = this._viewIndex;
@@ -52,9 +57,11 @@ class HcLovelace extends LitElement {
     const background = viewConfig.background || this.lovelaceConfig.background;
 
     return html`
-      <hui-view-container .hass=${this.hass} .theme=${viewConfig.theme}>
-        <hui-view-background .hass=${this.hass} .background=${background}>
-        </hui-view-background>
+      <hui-view-container
+        .hass=${this.hass}
+        .background=${background}
+        .theme=${viewConfig.theme}
+      >
         <hui-view
           .hass=${this.hass}
           .lovelace=${lovelace}
@@ -111,18 +118,20 @@ class HcLovelace extends LitElement {
     return undefined;
   }
 
-  static styles = css`
-    hui-view-container {
-      display: flex;
-      position: relative;
-      min-height: 100vh;
-      box-sizing: border-box;
-    }
-    hui-view-container > * {
-      flex: 1 1 100%;
-      max-width: 100%;
-    }
-  `;
+  static get styles(): CSSResultGroup {
+    return css`
+      hui-view-container {
+        display: flex;
+        position: relative;
+        min-height: 100vh;
+        box-sizing: border-box;
+      }
+      hui-view {
+        flex: 1 1 100%;
+        max-width: 100%;
+      }
+    `;
+  }
 }
 
 export interface CastViewChanged {

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

@@ -144,10 +144,10 @@ export class HcMain extends HassElement {
     }
 
     if (senderId) {
-      this._sendMessage(senderId, status);
+      this.sendMessage(senderId, status);
     } else {
       for (const sender of castContext.getSenders()) {
-        this._sendMessage(sender.id, status);
+        this.sendMessage(sender.id, status);
       }
     }
   }
@@ -164,10 +164,10 @@ export class HcMain extends HassElement {
     };
 
     if (senderId) {
-      this._sendMessage(senderId, error);
+      this.sendMessage(senderId, error);
     } else {
       for (const sender of castContext.getSenders()) {
-        this._sendMessage(sender.id, error);
+        this.sendMessage(sender.id, error);
       }
     }
   }
@@ -309,7 +309,7 @@ export class HcMain extends HassElement {
               "../../../../src/panels/lovelace/strategies/get-strategy"
             );
             const config = await generateLovelaceDashboardStrategy(
-              rawConfig,
+              rawConfig.strategy,
               this.hass!
             );
             this._handleNewLovelaceConfig(config);
@@ -351,7 +351,10 @@ export class HcMain extends HassElement {
       "../../../../src/panels/lovelace/strategies/get-strategy"
     );
     this._handleNewLovelaceConfig(
-      await generateLovelaceDashboardStrategy(DEFAULT_CONFIG, this.hass!)
+      await generateLovelaceDashboardStrategy(
+        DEFAULT_CONFIG.strategy,
+        this.hass!
+      )
     );
   }
 
@@ -391,7 +394,7 @@ export class HcMain extends HassElement {
     }
   }
 
-  private _sendMessage(senderId: string, response: any) {
+  private sendMessage(senderId: string, response: any) {
     castContext.sendCustomMessage(CAST_NS, senderId, response);
   }
 }

cast/webpack.config.js

@@ -0,0 +1,8 @@
+import webpack from "../build-scripts/webpack.cjs";
+import env from "../build-scripts/env.cjs";
+
+export default webpack.createCastConfig({
+  isProdBuild: env.isProdBuild(),
+  isStatsBuild: env.isStatsBuild(),
+  latestBuild: true,
+});

demo/rollup.config.js

@@ -0,0 +1,10 @@
+import rollup from "../build-scripts/rollup.cjs";
+import env from "../build-scripts/env.cjs";
+
+const config = rollup.createDemoConfig({
+  isProdBuild: env.isProdBuild(),
+  latestBuild: true,
+  isStatsBuild: env.isStatsBuild(),
+});
+
+export default { ...config.inputOptions, output: config.outputOptions };

demo/script/size_stats

@@ -4,6 +4,11 @@
 # Stop on errors
 set -e
 
-cd "$(dirname "$0")/../.."
+cd "$(dirname "$0")/.."
 
-./node_modules/.bin/gulp analyze-demo
+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/configs/demo-configs.ts

@@ -3,7 +3,7 @@ import type { Lovelace } from "../../../src/panels/lovelace/types";
 import { energyEntities } from "../stubs/entities";
 import type { DemoConfig } from "./types";
 
-export const demoConfigs: (() => Promise<DemoConfig>)[] = [
+export const demoConfigs: Array<() => Promise<DemoConfig>> = [
   () => import("./sections").then((mod) => mod.demoSections),
   () => import("./arsaboo").then((mod) => mod.demoArsaboo),
   () => import("./teachingbirds").then((mod) => mod.demoTeachingbirds),

demo/src/configs/jimpower/theme.ts

@@ -3,6 +3,7 @@ export const demoThemeJimpower = () => ({
   "paper-item-icon-color": "var(--primary-text-color)",
   "primary-color": "#5294E2",
   "label-badge-red": "var(--accent-color)",
+  "paper-tabs-selection-bar-color": "green",
   "light-primary-color": "var(--accent-color)",
   "primary-background-color": "#383C45",
   "primary-text-color": "#FFFFFF",

demo/src/configs/kernehed/theme.ts

@@ -4,6 +4,7 @@ export const demoThemeKernehed = () => ({
   "paper-item-icon-color": "var(--primary-text-color)",
   "primary-color": "#2980b9",
   "label-badge-red": "var(--accent-color)",
+  "paper-tabs-selection-bar-color": "green",
   "primary-text-color": "#FFFFFF",
   "light-primary-color": "var(--accent-color)",
   "primary-background-color": "#222222",

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

@@ -1,4 +1,5 @@
 import { mdiTelevision } from "@mdi/js";
+import type { CSSResultGroup } from "lit";
 import { css, html, LitElement, nothing } from "lit";
 import { customElement, state } from "lit/decorators";
 import type { CastManager } from "../../../src/cast/cast_manager";
@@ -45,6 +46,7 @@ class CastDemoRow extends LitElement implements LovelaceRow {
           this.requestUpdate();
         });
         mgr.castContext.addEventListener(
+          // eslint-disable-next-line no-undef
           cast.framework.CastContextEventType.SESSION_STATE_CHANGED,
           (ev) => {
             // On Android, opening a new session always results in SESSION_RESUMED.
@@ -66,35 +68,37 @@ class CastDemoRow extends LitElement implements LovelaceRow {
     this.style.display = this._castManager ? "" : "none";
   }
 
-  static styles = css`
-    :host {
-      display: flex;
-      align-items: center;
-    }
-    ha-svg-icon {
-      padding: 8px;
-      color: var(--paper-item-icon-color);
-    }
-    .flex {
-      flex: 1;
-      overflow: hidden;
-      margin-left: 16px;
-      display: flex;
-      justify-content: space-between;
-      align-items: center;
-    }
-    .name {
-      white-space: nowrap;
-      overflow: hidden;
-      text-overflow: ellipsis;
-    }
-    google-cast-launcher {
-      cursor: pointer;
-      display: inline-block;
-      height: 24px;
-      width: 24px;
-    }
-  `;
+  static get styles(): CSSResultGroup {
+    return css`
+      :host {
+        display: flex;
+        align-items: center;
+      }
+      ha-svg-icon {
+        padding: 8px;
+        color: var(--paper-item-icon-color);
+      }
+      .flex {
+        flex: 1;
+        overflow: hidden;
+        margin-left: 16px;
+        display: flex;
+        justify-content: space-between;
+        align-items: center;
+      }
+      .name {
+        white-space: nowrap;
+        overflow: hidden;
+        text-overflow: ellipsis;
+      }
+      google-cast-launcher {
+        cursor: pointer;
+        display: inline-block;
+        height: 24px;
+        width: 24px;
+      }
+    `;
+  }
 }
 
 declare global {

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

@@ -5,7 +5,7 @@ import { until } from "lit/directives/until";
 import { fireEvent } from "../../../src/common/dom/fire_event";
 import "../../../src/components/ha-card";
 import "../../../src/components/ha-button";
-import "../../../src/components/ha-spinner";
+import "../../../src/components/ha-circular-progress";
 import type { LovelaceCardConfig } from "../../../src/data/lovelace/config/card";
 import type { MockHomeAssistant } from "../../../src/fake_data/provide_hass";
 import type {
@@ -26,13 +26,12 @@ export class HADemoCard extends LitElement implements LovelaceCard {
 
   @state() private _switching = false;
 
-  private _hidden = window.localStorage.getItem("hide_demo_card");
+  private _hidden = localStorage.hide_demo_card;
 
   public getCardSize() {
     return this._hidden ? 0 : 2;
   }
 
-  // eslint-disable-next-line @typescript-eslint/no-empty-function
   public setConfig(_config: LovelaceCardConfig) {}
 
   protected render() {
@@ -44,7 +43,9 @@ export class HADemoCard extends LitElement implements LovelaceCard {
         <div class="picker">
           <div class="label">
             ${this._switching
-              ? html`<ha-spinner></ha-spinner>`
+              ? html`
+                  <ha-circular-progress indeterminate></ha-circular-progress>
+                `
               : until(
                   selectedDemoConfig.then(
                     (conf) => html`

demo/src/ha-demo.ts

@@ -1,3 +1,5 @@
+// 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";
@@ -63,7 +65,6 @@ export class HaDemo extends HomeAssistantAppEl {
     mockEntityRegistry(hass, [
       {
         config_entry_id: "co2signal",
-        config_subentry_id: null,
         device_id: "co2signal",
         area_id: null,
         disabled_by: null,
@@ -84,7 +85,6 @@ export class HaDemo extends HomeAssistantAppEl {
       },
       {
         config_entry_id: "co2signal",
-        config_subentry_id: null,
         device_id: "co2signal",
         area_id: null,
         disabled_by: null,

demo/src/stubs/config.ts

@@ -1,10 +1,9 @@
-import type { validateConfig } from "../../../src/data/config";
 import type { MockHomeAssistant } from "../../../src/fake_data/provide_hass";
 
 export const mockConfig = (hass: MockHomeAssistant) => {
-  hass.mockWS<typeof validateConfig>("validate_config", () => ({
-    actions: { valid: true, error: null },
-    conditions: { valid: true, error: null },
-    triggers: { valid: true, error: null },
+  hass.mockWS("validate_config", () => ({
+    actions: { valid: true },
+    conditions: { valid: true },
+    triggers: { valid: true },
   }));
 };

demo/src/stubs/config_entries.ts

@@ -1,26 +1,19 @@
-import type { getConfigEntries } from "../../../src/data/config_entries";
 import type { MockHomeAssistant } from "../../../src/fake_data/provide_hass";
 
 export const mockConfigEntries = (hass: MockHomeAssistant) => {
-  hass.mockWS<typeof getConfigEntries>("config_entries/get", () => [
-    {
-      entry_id: "mock-entry-co2signal",
-      domain: "co2signal",
-      title: "Electricity Maps",
-      source: "user",
-      state: "loaded",
-      supports_options: false,
-      supports_remove_device: false,
-      supports_unload: true,
-      supports_reconfigure: true,
-      supported_subentry_types: {},
-      pref_disable_new_entities: false,
-      pref_disable_polling: false,
-      disabled_by: null,
-      reason: null,
-      num_subentries: 0,
-      error_reason_translation_key: null,
-      error_reason_translation_placeholders: null,
-    },
-  ]);
+  hass.mockWS("config_entries/get", () => ({
+    entry_id: "co2signal",
+    domain: "co2signal",
+    title: "Electricity Maps",
+    source: "user",
+    state: "loaded",
+    supports_options: false,
+    supports_remove_device: false,
+    supports_unload: true,
+    supports_reconfigure: true,
+    pref_disable_new_entities: false,
+    pref_disable_polling: false,
+    disabled_by: null,
+    reason: null,
+  }));
 };

demo/src/stubs/history.ts

@@ -131,7 +131,6 @@ export const mockHistory = (mockHass: MockHomeAssistant) => {
         });
       }, 1);
 
-      // eslint-disable-next-line @typescript-eslint/no-empty-function
       return () => {};
     }
   );

demo/src/stubs/lovelace.ts

@@ -43,7 +43,7 @@ customElements.whenDefined("hui-root").then(() => {
       const index = (ev as CustomEvent).detail.index;
       try {
         await setDemoConfig(this.hass, this.lovelace!, index);
-      } catch (_err: any) {
+      } catch (err: any) {
         setDemoConfig(this.hass, this.lovelace!, selectedDemoConfigIndex);
         alert("Failed to switch config :-(");
       }

demo/src/stubs/persistent_notification.ts

@@ -15,7 +15,6 @@ export const mockPersistentNotification = (hass: MockHomeAssistant) => {
         },
       },
     } as PersistentNotificationMessage);
-    // eslint-disable-next-line @typescript-eslint/no-empty-function
     return () => {};
   });
 };

demo/src/stubs/recorder.ts

@@ -15,7 +15,7 @@ import type { MockHomeAssistant } from "../../../src/fake_data/provide_hass";
 const generateMeanStatistics = (
   start: Date,
   end: Date,
-  // eslint-disable-next-line default-param-last
+  // eslint-disable-next-line @typescript-eslint/default-param-last
   period: "5minute" | "hour" | "day" | "month" = "hour",
   initValue: number,
   maxDiff: number
@@ -52,7 +52,7 @@ const generateMeanStatistics = (
 const generateSumStatistics = (
   start: Date,
   end: Date,
-  // eslint-disable-next-line default-param-last
+  // eslint-disable-next-line @typescript-eslint/default-param-last
   period: "5minute" | "hour" | "day" | "month" = "hour",
   initValue: number,
   maxDiff: number
@@ -89,7 +89,7 @@ const generateSumStatistics = (
 const generateCurvedStatistics = (
   start: Date,
   end: Date,
-  // eslint-disable-next-line default-param-last
+  // eslint-disable-next-line @typescript-eslint/default-param-last
   _period: "5minute" | "hour" | "day" | "month" = "hour",
   initValue: number,
   maxDiff: number,

demo/src/stubs/template.ts

@@ -11,7 +11,6 @@ export const mockTemplate = (hass: MockHomeAssistant) => {
       result: msg.template,
       listeners: { all: false, domains: [], entities: [], time: false },
     });
-    // eslint-disable-next-line @typescript-eslint/no-empty-function
     return () => {};
   });
 };

demo/src/stubs/todo.ts

@@ -22,6 +22,5 @@ export const mockTodo = (hass: MockHomeAssistant) => {
       },
     ] as TodoItem[],
   }));
-  // eslint-disable-next-line @typescript-eslint/no-empty-function
   hass.mockWS("todo/item/subscribe", (_msg, _hass) => () => {});
 };

demo/webpack.config.js

@@ -0,0 +1,11 @@
+import webpack from "../build-scripts/webpack.cjs";
+import env from "../build-scripts/env.cjs";
+
+// File just used for stats builds
+const latestBuild = true;
+
+export default webpack.createDemoConfig({
+  isProdBuild: env.isProdBuild(),
+  isStatsBuild: env.isStatsBuild(),
+  latestBuild,
+});

eslint.config.mjs

@@ -1,189 +0,0 @@
-// @ts-check
-
-/* eslint-disable import/no-extraneous-dependencies */
-import unusedImports from "eslint-plugin-unused-imports";
-import globals from "globals";
-import path from "node:path";
-import { fileURLToPath } from "node:url";
-import js from "@eslint/js";
-import { FlatCompat } from "@eslint/eslintrc";
-import tseslint from "typescript-eslint";
-import eslintConfigPrettier from "eslint-config-prettier";
-import { configs as litConfigs } from "eslint-plugin-lit";
-import { configs as wcConfigs } from "eslint-plugin-wc";
-
-const _filename = fileURLToPath(import.meta.url);
-const _dirname = path.dirname(_filename);
-const compat = new FlatCompat({
-  baseDirectory: _dirname,
-  recommendedConfig: js.configs.recommended,
-  allConfig: js.configs.all,
-});
-
-export default tseslint.config(
-  ...compat.extends("airbnb-base", "plugin:lit-a11y/recommended"),
-  eslintConfigPrettier,
-  litConfigs["flat/all"],
-  tseslint.configs.recommended,
-  tseslint.configs.strict,
-  tseslint.configs.stylistic,
-  wcConfigs["flat/recommended"],
-  {
-    plugins: {
-      "unused-imports": unusedImports,
-    },
-
-    languageOptions: {
-      globals: {
-        ...globals.browser,
-        __DEV__: false,
-        __DEMO__: false,
-        __BUILD__: false,
-        __VERSION__: false,
-        __STATIC_PATH__: false,
-        __SUPERVISOR__: false,
-      },
-
-      parser: tseslint.parser,
-      ecmaVersion: 2020,
-      sourceType: "module",
-
-      parserOptions: {
-        ecmaFeatures: {
-          modules: true,
-        },
-      },
-    },
-
-    settings: {
-      "import/resolver": {
-        webpack: {
-          config: "./rspack.config.cjs",
-        },
-      },
-    },
-
-    rules: {
-      "class-methods-use-this": "off",
-      "new-cap": "off",
-      "prefer-template": "off",
-      "object-shorthand": "off",
-      "func-names": "off",
-      "no-underscore-dangle": "off",
-      strict: "off",
-      "no-plusplus": "off",
-      "no-bitwise": "error",
-      "comma-dangle": "off",
-      "vars-on-top": "off",
-      "no-continue": "off",
-      "no-param-reassign": "off",
-      "no-multi-assign": "off",
-      "no-console": "error",
-      radix: "off",
-      "no-alert": "off",
-      "no-nested-ternary": "off",
-      "prefer-destructuring": "off",
-      "no-restricted-globals": [2, "event"],
-      "prefer-promise-reject-errors": "off",
-      "import/prefer-default-export": "off",
-      "import/no-default-export": "off",
-      "import/no-unresolved": "off",
-      "import/no-cycle": "off",
-
-      "import/extensions": [
-        "error",
-        "ignorePackages",
-        {
-          ts: "never",
-          js: "never",
-        },
-      ],
-
-      "no-restricted-syntax": ["error", "LabeledStatement", "WithStatement"],
-      "object-curly-newline": "off",
-      "default-case": "off",
-      "wc/no-self-class": "off",
-      "no-shadow": "off",
-      "@typescript-eslint/camelcase": "off",
-      "@typescript-eslint/ban-ts-comment": "off",
-      "@typescript-eslint/no-use-before-define": "off",
-      "@typescript-eslint/no-non-null-assertion": "off",
-      "@typescript-eslint/no-explicit-any": "off",
-      "@typescript-eslint/explicit-function-return-type": "off",
-      "@typescript-eslint/explicit-module-boundary-types": "off",
-      "@typescript-eslint/no-shadow": ["error"],
-
-      "@typescript-eslint/naming-convention": [
-        "error",
-        {
-          selector: ["objectLiteralProperty", "objectLiteralMethod"],
-          format: null,
-        },
-        {
-          selector: ["variable"],
-          format: ["camelCase", "snake_case", "UPPER_CASE"],
-          leadingUnderscore: "allow",
-          trailingUnderscore: "allow",
-        },
-        {
-          selector: ["variable"],
-          modifiers: ["exported"],
-          format: ["camelCase", "PascalCase", "UPPER_CASE"],
-        },
-        {
-          selector: "typeLike",
-          format: ["PascalCase"],
-        },
-        {
-          selector: "method",
-          modifiers: ["public"],
-          format: ["camelCase"],
-          leadingUnderscore: "forbid",
-        },
-        {
-          selector: "method",
-          modifiers: ["private"],
-          format: ["camelCase"],
-          leadingUnderscore: "require",
-        },
-      ],
-
-      "@typescript-eslint/no-unused-vars": [
-        "error",
-        {
-          args: "all",
-          argsIgnorePattern: "^_",
-          caughtErrors: "all",
-          caughtErrorsIgnorePattern: "^_",
-          destructuredArrayIgnorePattern: "^_",
-          varsIgnorePattern: "^_",
-          ignoreRestSiblings: true,
-        },
-      ],
-
-      "unused-imports/no-unused-imports": "error",
-      "lit/attribute-names": "error",
-      "lit/attribute-value-entities": "off",
-      "lit/no-template-map": "off",
-      "lit/no-native-attributes": "error",
-      "lit/no-this-assign-in-render": "error",
-      "lit-a11y/click-events-have-key-events": ["off"],
-      "lit-a11y/no-autofocus": "off",
-      "lit-a11y/alt-text": "error",
-      "lit-a11y/anchor-is-valid": "error",
-      "lit-a11y/role-has-required-aria-attrs": "error",
-      "@typescript-eslint/consistent-type-imports": "error",
-      "@typescript-eslint/no-import-type-side-effects": "error",
-      camelcase: "off",
-      "@typescript-eslint/no-dynamic-delete": "off",
-      "@typescript-eslint/no-empty-object-type": [
-        "error",
-        {
-          allowInterfaces: "always",
-          allowObjectTypes: "always",
-        },
-      ],
-      "no-use-before-define": "off",
-    },
-  }
-);

gallery/.eslintrc.json

@@ -0,0 +1,6 @@
+{
+  "extends": "../.eslintrc.json",
+  "rules": {
+    "no-console": 0
+  }
+}

gallery/eslint.config.mjs

@@ -1,10 +0,0 @@
-// @ts-check
-
-import tseslint from "typescript-eslint";
-import rootConfig from "../eslint.config.mjs";
-
-export default tseslint.config(...rootConfig, {
-  rules: {
-    "no-console": "off",
-  },
-});

gallery/public/images/select_box/card.svg

@@ -1,10 +0,0 @@
-<svg width="94" height="64" viewBox="0 0 94 64" fill="none" xmlns="http://www.w3.org/2000/svg">
-<rect width="94" height="64" rx="8" fill="white"/>
-<rect x="0.5" y="0.5" width="93" height="63" rx="7.5" stroke="black" stroke-opacity="0.12"/>
-<path d="M8 14C8 10.6863 10.6863 8 14 8H33C36.3137 8 39 10.6863 39 14C39 17.3137 36.3137 20 33 20H14C10.6863 20 8 17.3137 8 14Z" fill="black" fill-opacity="0.32"/>
-<path d="M8 27C8 25.3431 9.34315 24 11 24H31C32.6569 24 34 25.3431 34 27V29C34 30.6569 32.6569 32 31 32H11C9.34315 32 8 30.6569 8 29V27Z" fill="black" fill-opacity="0.12"/>
-<path d="M38 27C38 25.3431 39.3431 24 41 24H83C84.6569 24 86 25.3431 86 27V29C86 30.6569 84.6569 32 83 32H41C39.3431 32 38 30.6569 38 29V27Z" fill="black" fill-opacity="0.12"/>
-<path d="M8 39C8 37.3431 9.34315 36 11 36H53C54.6569 36 56 37.3431 56 39V41C56 42.6569 54.6569 44 53 44H11C9.34315 44 8 42.6569 8 41V39Z" fill="black" fill-opacity="0.12"/>
-<path d="M60 39C60 37.3431 61.3431 36 63 36H83C84.6569 36 86 37.3431 86 39V41C86 42.6569 84.6569 44 83 44H63C61.3431 44 60 42.6569 60 41V39Z" fill="black" fill-opacity="0.12"/>
-<path d="M8 51C8 49.3431 9.34315 48 11 48H31C32.6569 48 34 49.3431 34 51V53C34 54.6569 32.6569 56 31 56H11C9.34315 56 8 54.6569 8 53V51Z" fill="black" fill-opacity="0.12"/>
-</svg>

gallery/public/images/select_box/text_only.svg

@@ -1,7 +0,0 @@
-<svg width="94" height="48" viewBox="0 0 94 48" fill="none" xmlns="http://www.w3.org/2000/svg">
-<path d="M0 11C0 9.34315 1.34315 8 3 8H23C24.6569 8 26 9.34315 26 11V13C26 14.6569 24.6569 16 23 16H3C1.34315 16 0 14.6569 0 13V11Z" fill="black" fill-opacity="0.12"/>
-<path d="M30 11C30 9.34315 31.3431 8 33 8H91C92.6569 8 94 9.34315 94 11V13C94 14.6569 92.6569 16 91 16H33C31.3431 16 30 14.6569 30 13V11Z" fill="black" fill-opacity="0.12"/>
-<path d="M0 23C0 21.3431 1.34315 20 3 20H61C62.6569 20 64 21.3431 64 23V25C64 26.6569 62.6569 28 61 28H3C1.34315 28 0 26.6569 0 25V23Z" fill="black" fill-opacity="0.12"/>
-<path d="M68 23C68 21.3431 69.3431 20 71 20H91C92.6569 20 94 21.3431 94 23V25C94 26.6569 92.6569 28 91 28H71C69.3431 28 68 26.6569 68 25V23Z" fill="black" fill-opacity="0.12"/>
-<path d="M0 35C0 33.3431 1.34315 32 3 32H23C24.6569 32 26 33.3431 26 35V37C26 38.6569 24.6569 40 23 40H3C1.34315 40 0 38.6569 0 37V35Z" fill="black" fill-opacity="0.12"/>
-</svg>

gallery/rollup.config.js

@@ -0,0 +1,10 @@
+import rollup from "../build-scripts/rollup.cjs";
+import env from "../build-scripts/env.cjs";
+
+const config = rollup.createGalleryConfig({
+  isProdBuild: env.isProdBuild(),
+  latestBuild: true,
+  isStatsBuild: env.isStatsBuild(),
+});
+
+export default { ...config.inputOptions, output: config.outputOptions };

gallery/src/components/demo-black-white-row.ts

@@ -9,7 +9,6 @@ import "../../../src/components/ha-card";
 
 @customElement("demo-black-white-row")
 class DemoBlackWhiteRow extends LitElement {
-  // eslint-disable-next-line lit/no-native-attributes
   @property() title!: string;
 
   @property() value?: any;

gallery/src/components/demo-card.ts

@@ -18,8 +18,7 @@ class DemoCard extends LitElement {
 
   @property({ attribute: false }) public config!: DemoCardConfig;
 
-  @property({ attribute: "show-config", type: Boolean })
-  public showConfig = false;
+  @property({ type: Boolean }) public showConfig = false;
 
   @state() private _size?: number;
 

gallery/src/components/demo-cards.ts

@@ -44,11 +44,11 @@ class DemoCards extends LitElement {
     `;
   }
 
-  private _showConfigToggled(ev) {
+  _showConfigToggled(ev) {
     this._showConfig = ev.target.checked;
   }
 
-  private _darkThemeToggled(ev) {
+  _darkThemeToggled(ev) {
     applyThemesOnElement(this._container, { themes: {} } as any, "default", {
       dark: ev.target.checked,
     });

gallery/src/components/demo-more-info.ts

@@ -10,10 +10,9 @@ import type { HomeAssistant } from "../../../src/types";
 class DemoMoreInfo extends LitElement {
   @property({ attribute: false }) public hass!: HomeAssistant;
 
-  @property({ attribute: false }) public entityId!: string;
+  @property() public entityId!: string;
 
-  @property({ attribute: "show-config", type: Boolean })
-  public showConfig = false;
+  @property({ type: Boolean }) public showConfig = false;
 
   render() {
     const state = this._getState(this.entityId, this.hass.states);
@@ -24,7 +23,7 @@ class DemoMoreInfo extends LitElement {
             <state-card-content
               .stateObj=${state}
               .hass=${this.hass}
-              in-dialog
+              inDialog
             ></state-card-content>
 
             <more-info-content

gallery/src/components/demo-more-infos.ts

@@ -58,11 +58,11 @@ class DemoMoreInfos extends LitElement {
     }
   `;
 
-  private _showConfigToggled(ev) {
+  _showConfigToggled(ev) {
     this._showConfig = ev.target.checked;
   }
 
-  private _darkThemeToggled(ev) {
+  _darkThemeToggled(ev) {
     applyThemesOnElement(
       this.shadowRoot!.querySelector("#container"),
       {

gallery/src/ha-gallery.ts

@@ -182,7 +182,7 @@ class HaGallery extends LitElement {
     }
   }
 
-  private _menuTapped() {
+  _menuTapped() {
     this._drawer.open = !this._drawer.open;
   }
 

gallery/src/pages/Text/remove-delete-add-create.markdown

@@ -42,7 +42,7 @@ In most cases, Create can be paired with Delete, and Add can be paired with Remo
 
 ## Add
 
-An already-existing item.
+An already-exisiting item.
 
 For example:
 

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

@@ -177,24 +177,26 @@ export class DemoAutomationDescribeAction extends LitElement {
     this._action = ev.detail.isValid ? ev.detail.value : undefined;
   }
 
-  static styles = css`
-    ha-card {
-      max-width: 600px;
-      margin: 24px auto;
-    }
-    .action {
-      padding: 16px;
-      display: flex;
-      align-items: center;
-      justify-content: space-between;
-    }
-    span {
-      margin-right: 16px;
-    }
-    ha-yaml-editor {
-      width: 50%;
-    }
-  `;
+  static get styles() {
+    return css`
+      ha-card {
+        max-width: 600px;
+        margin: 24px auto;
+      }
+      .action {
+        padding: 16px;
+        display: flex;
+        align-items: center;
+        justify-content: space-between;
+      }
+      span {
+        margin-right: 16px;
+      }
+      ha-yaml-editor {
+        width: 50%;
+      }
+    `;
+  }
 }
 
 declare global {

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

@@ -98,24 +98,26 @@ export class DemoAutomationDescribeCondition extends LitElement {
     this._condition = ev.detail.isValid ? ev.detail.value : undefined;
   }
 
-  static styles = css`
-    ha-card {
-      max-width: 600px;
-      margin: 24px auto;
-    }
-    .condition {
-      padding: 16px;
-      display: flex;
-      align-items: center;
-      justify-content: space-between;
-    }
-    span {
-      margin-right: 16px;
-    }
-    ha-yaml-editor {
-      width: 50%;
-    }
-  `;
+  static get styles() {
+    return css`
+      ha-card {
+        max-width: 600px;
+        margin: 24px auto;
+      }
+      .condition {
+        padding: 16px;
+        display: flex;
+        align-items: center;
+        justify-content: space-between;
+      }
+      span {
+        margin-right: 16px;
+      }
+      ha-yaml-editor {
+        width: 50%;
+      }
+    `;
+  }
 }
 
 declare global {

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

@@ -121,24 +121,26 @@ export class DemoAutomationDescribeTrigger extends LitElement {
     this._trigger = ev.detail.isValid ? ev.detail.value : undefined;
   }
 
-  static styles = css`
-    ha-card {
-      max-width: 600px;
-      margin: 24px auto;
-    }
-    .trigger {
-      padding: 16px;
-      display: flex;
-      align-items: center;
-      justify-content: space-between;
-    }
-    span {
-      margin-right: 16px;
-    }
-    ha-yaml-editor {
-      width: 50%;
-    }
-  `;
+  static get styles() {
+    return css`
+      ha-card {
+        max-width: 600px;
+        margin: 24px auto;
+      }
+      .trigger {
+        padding: 16px;
+        display: flex;
+        align-items: center;
+        justify-content: space-between;
+      }
+      span {
+        margin-right: 16px;
+      }
+      ha-yaml-editor {
+        width: 50%;
+      }
+    `;
+  }
 }
 
 declare global {

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

@@ -1,3 +1,4 @@
+/* eslint-disable lit/no-template-arrow */
 import type { TemplateResult } from "lit";
 import { LitElement, html, css } from "lit";
 import { customElement, state } from "lit/decorators";
@@ -14,6 +15,7 @@ import { HaDelayAction } from "../../../../src/panels/config/automation/action/t
 import { HaDeviceAction } from "../../../../src/panels/config/automation/action/types/ha-automation-action-device_id";
 import { HaEventAction } from "../../../../src/panels/config/automation/action/types/ha-automation-action-event";
 import { HaRepeatAction } from "../../../../src/panels/config/automation/action/types/ha-automation-action-repeat";
+import { HaSceneAction } from "../../../../src/panels/config/automation/action/types/ha-automation-action-activate_scene";
 import { HaServiceAction } from "../../../../src/panels/config/automation/action/types/ha-automation-action-service";
 import { HaWaitForTriggerAction } from "../../../../src/panels/config/automation/action/types/ha-automation-action-wait_for_trigger";
 import { HaWaitAction } from "../../../../src/panels/config/automation/action/types/ha-automation-action-wait_template";
@@ -31,6 +33,7 @@ const SCHEMAS: { name: string; actions: Action[] }[] = [
   { name: "Service", actions: [HaServiceAction.defaultConfig] },
   { name: "Condition", actions: [HaConditionAction.defaultConfig] },
   { name: "Delay", actions: [HaDelayAction.defaultConfig] },
+  { name: "Scene", actions: [HaSceneAction.defaultConfig] },
   { name: "Play media", actions: [HaPlayMediaAction.defaultConfig] },
   { name: "Wait", actions: [HaWaitAction.defaultConfig] },
   { name: "WaitForTrigger", actions: [HaWaitForTriggerAction.defaultConfig] },
@@ -63,6 +66,11 @@ class DemoHaAutomationEditorAction extends LitElement {
   }
 
   protected render(): TemplateResult {
+    const valueChanged = (ev) => {
+      const sampleIdx = ev.target.sampleIdx;
+      this.data[sampleIdx] = ev.detail.value;
+      this.requestUpdate();
+    };
     return html`
       <div class="options">
         <ha-formfield label="Disabled">
@@ -87,7 +95,7 @@ class DemoHaAutomationEditorAction extends LitElement {
                   .actions=${this.data[sampleIdx]}
                   .sampleIdx=${sampleIdx}
                   .disabled=${this._disabled}
-                  @value-changed=${this._handleValueChange}
+                  @value-changed=${valueChanged}
                 ></ha-automation-action>
               `
             )}
@@ -97,12 +105,6 @@ class DemoHaAutomationEditorAction extends LitElement {
     `;
   }
 
-  private _handleValueChange(ev) {
-    const sampleIdx = ev.target.sampleIdx;
-    this.data[sampleIdx] = ev.detail.value;
-    this.requestUpdate();
-  }
-
   private _handleOptionChange(ev) {
     this[`_${ev.target.name}`] = ev.target.checked;
   }

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

@@ -1,3 +1,4 @@
+/* eslint-disable lit/no-template-arrow */
 import type { TemplateResult } from "lit";
 import { LitElement, html, css } from "lit";
 import { customElement, state } from "lit/decorators";
@@ -103,6 +104,11 @@ export class DemoAutomationEditorCondition extends LitElement {
   }
 
   protected render(): TemplateResult {
+    const valueChanged = (ev) => {
+      const sampleIdx = ev.target.sampleIdx;
+      this.data[sampleIdx] = ev.detail.value;
+      this.requestUpdate();
+    };
     return html`
       <div class="options">
         <ha-formfield label="Disabled">
@@ -127,7 +133,7 @@ export class DemoAutomationEditorCondition extends LitElement {
                   .conditions=${this.data[sampleIdx]}
                   .sampleIdx=${sampleIdx}
                   .disabled=${this._disabled}
-                  @value-changed=${this._handleValueChange}
+                  @value-changed=${valueChanged}
                 ></ha-automation-condition>
               `
             )}
@@ -137,12 +143,6 @@ export class DemoAutomationEditorCondition extends LitElement {
     `;
   }
 
-  private _handleValueChange(ev) {
-    const sampleIdx = ev.target.sampleIdx;
-    this.data[sampleIdx] = ev.detail.value;
-    this.requestUpdate();
-  }
-
   private _handleOptionChange(ev) {
     this[`_${ev.target.name}`] = ev.target.checked;
   }