Add app alias

.devcontainer/Dockerfile

@@ -1,13 +0,0 @@
-# See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.148.1/containers/python-3/.devcontainer/base.Dockerfile
-FROM mcr.microsoft.com/vscode/devcontainers/python:0-3.9
-
-ENV \
-  DEBIAN_FRONTEND=noninteractive \
-  DEVCONTAINER=true \
-  PATH=$PATH:./node_modules/.bin
-
-# Install nvm
-COPY .nvmrc /tmp/.nvmrc
-RUN \
-  su vscode -c \
-    "source /usr/local/share/nvm/nvm.sh && nvm install $(cat /tmp/.nvmrc) 2>&1"

.devcontainer/devcontainer.json

@@ -1,31 +0,0 @@
-{
-  "name": "Home Assistant Frontend",
-  "build": {
-    "dockerfile": "Dockerfile",
-    "context": ".."
-  },
-  "appPort": 8123,
-  "context": "..",
-  "postCreateCommand": "script/bootstrap",
-  "extensions": [
-    "github.vscode-pull-request-github",
-    "dbaeumer.vscode-eslint",
-    "ms-vscode.vscode-typescript-tslint-plugin",
-    "esbenp.prettier-vscode",
-    "bierner.lit-html",
-    "runem.lit-plugin",
-    "ms-python.vscode-pylance"
-  ],
-  "settings": {
-    "terminal.integrated.shell.linux": "/bin/bash",
-    "files.eol": "\n",
-    "editor.tabSize": 2,
-    "editor.formatOnPaste": false,
-    "editor.formatOnSave": true,
-    "editor.formatOnType": true,
-    "[typescript]": {
-      "editor.defaultFormatter": "esbenp.prettier-vscode"
-    },
-    "files.trimTrailingWhitespace": true
-  }
-}

.eslintrc.json

@@ -1,7 +1,7 @@
 {
   "extends": [
-    "airbnb-typescript/base",
     "plugin:@typescript-eslint/recommended",
+    "airbnb-typescript/base",
     "plugin:wc/recommended",
     "plugin:lit/recommended",
     "prettier",
@@ -45,16 +45,16 @@
     "func-names": 0,
     "prefer-arrow-callback": 0,
     "no-underscore-dangle": 0,
+    "no-var": 0,
     "strict": 0,
     "prefer-spread": 0,
     "no-plusplus": 0,
-    "no-bitwise": 2,
+    "no-bitwise": 0,
     "comma-dangle": 0,
     "vars-on-top": 0,
     "no-continue": 0,
     "no-param-reassign": 0,
     "no-multi-assign": 0,
-    "no-console": 2,
     "radix": 0,
     "no-alert": 0,
     "no-return-await": 0,
@@ -66,25 +66,18 @@
     "import/prefer-default-export": 0,
     "import/no-unresolved": 0,
     "import/no-cycle": 0,
-    "import/extensions": [
-      2,
-      "ignorePackages",
-      { "ts": "never", "js": "never" }
-    ],
+    "import/extensions": 0,
     "no-restricted-syntax": ["error", "LabeledStatement", "WithStatement"],
     "object-curly-newline": 0,
     "default-case": 0,
     "wc/no-self-class": 0,
-    "no-shadow": 0,
     "@typescript-eslint/camelcase": 0,
-    "@typescript-eslint/ban-ts-comment": 0,
+    "@typescript-eslint/ban-ts-ignore": 0,
     "@typescript-eslint/no-use-before-define": 0,
     "@typescript-eslint/no-non-null-assertion": 0,
     "@typescript-eslint/no-explicit-any": 0,
     "@typescript-eslint/no-unused-vars": 0,
-    "@typescript-eslint/explicit-function-return-type": 0,
-    "@typescript-eslint/explicit-module-boundary-types": 0,
-    "@typescript-eslint/no-shadow": ["error"]
+    "@typescript-eslint/explicit-function-return-type": 0
   },
   "plugins": ["disable", "import", "lit", "prettier", "@typescript-eslint"],
   "processor": "disable/disable"

.github/ISSUE_TEMPLATE/BUG_REPORT.md

@@ -51,7 +51,7 @@ DO NOT DELETE ANY TEXT from this template! Otherwise, your issue may be closed w
 <!--
   Provide details about the versions you are using, which helps us reproducing
   and finding the issue quicker. Version information is found in the
-  Home Assistant frontend: Configuration -> Info.
+  Home Assistant frontend: Developer tools -> Info.
 
   Browser version and operating system is important! Please try to replicate
   your issue in a different browser and be sure to include your findings.

.github/ISSUE_TEMPLATE/FEATURE_REQUEST.md

@@ -0,0 +1,26 @@
+---
+name: Request a feature for the UI, Frontend or Lovelace
+about: Request an new feature for the Home Assistant frontend.
+labels: feature request
+---
+
+<!--
+  DO NOT DELETE ANY TEXT from this template!
+  Otherwise, your request may be closed without comment.
+-->
+
+## The request
+
+<!--
+  Describe to our maintainers, the feature you would like to be added.
+  Please be clear and concise and, if possible, provide a screenshot or mockup.
+-->
+
+## The alternatives
+
+<!--
+  Are you currently using, or have you considered alternatives?
+  If so, could you please describe those?
+-->
+
+## Additional information

.github/ISSUE_TEMPLATE/config.yml

@@ -1,8 +1,5 @@
 blank_issues_enabled: false
 contact_links:
-  - name: Request a feature for the UI, Frontend or Lovelace
-    url: https://github.com/home-assistant/frontend/discussions/category_choices
-    about: Request an new feature for the Home Assistant frontend.
   - name: Report a bug that is NOT related to the UI, Frontend or Lovelace
     url: https://github.com/home-assistant/core/issues
     about: This is the issue tracker for our frontend. Please report other issues with the backend repository.

.github/PULL_REQUEST_TEMPLATE.md

@@ -18,8 +18,8 @@
 <!--
   Describe the big picture of your changes here to communicate to the
   maintainers why we should accept this pull request. If it fixes a bug
-  or resolves a feature request, be sure to link to that issue or discussion
-  in the additional information section.
+  or resolves a feature request, be sure to link to that issue in the
+  additional information section.
 -->
 
 ## Type of change
@@ -56,7 +56,7 @@
 -->
 
 - This PR fixes or closes issue: fixes #
-- This PR is related to issue or discussion:
+- This PR is related to issue:
 - Link to documentation pull request:
 
 ## Checklist

.github/lock.yml

@@ -0,0 +1,27 @@
+# Configuration for Lock Threads - https://github.com/dessant/lock-threads
+
+# Number of days of inactivity before a closed issue or pull request is locked
+daysUntilLock: 1
+
+# Skip issues and pull requests created before a given timestamp. Timestamp must
+# follow ISO 8601 (`YYYY-MM-DD`). Set to `false` to disable
+skipCreatedBefore: 2020-01-01
+
+# Issues and pull requests with these labels will be ignored. Set to `[]` to disable
+exemptLabels: []
+
+# Label to add before locking, such as `outdated`. Set to `false` to disable
+lockLabel: false
+
+# Comment to post before locking. Set to `false` to disable
+lockComment: false
+
+# Assign `resolved` as the reason for locking. Set to `false` to disable
+setLockReason: false
+
+# Limit to only `issues` or `pulls`
+only: pulls
+
+# Optionally, specify configuration settings just for `issues` or `pulls`
+issues:
+  daysUntilLock: 30

.github/stale.yml

@@ -0,0 +1,56 @@
+# Configuration for probot-stale - https://github.com/probot/stale
+
+# Number of days of inactivity before an Issue or Pull Request becomes stale
+daysUntilStale: 90
+
+# Number of days of inactivity before an Issue or Pull Request with the stale label is closed.
+# Set to false to disable. If disabled, issues still need to be closed manually, but will remain marked as stale.
+daysUntilClose: 7
+
+# Only issues or pull requests with all of these labels are check if stale. Defaults to `[]` (disabled)
+onlyLabels: []
+
+# Issues or Pull Requests with these labels will never be considered stale. Set to `[]` to disable
+exemptLabels:
+  - feature request
+  - Help wanted
+  - to do
+
+# Set to true to ignore issues in a project (defaults to false)
+exemptProjects: true
+
+# Set to true to ignore issues in a milestone (defaults to false)
+exemptMilestones: true
+
+# Set to true to ignore issues with an assignee (defaults to false)
+exemptAssignees: false
+
+# Label to use when marking as stale
+staleLabel: stale
+
+# Comment to post when marking as stale. Set to `false` to disable
+markComment: >
+  There hasn't been any activity on this issue recently. Due to the high number
+  of incoming GitHub notifications, we have to clean some of the old issues,
+  as many of them have already been resolved with the latest updates.
+
+  Please make sure to update to the latest Home Assistant version and check
+  if that solves the issue. Let us know if that works for you by adding a
+  comment 👍
+
+  This issue now has been marked as stale and will be closed if no further
+  activity occurs. Thank you for your contributions.
+
+# Comment to post when removing the stale label.
+# unmarkComment: >
+#   Your comment here.
+
+# Comment to post when closing a stale Issue or Pull Request.
+# closeComment: >
+#   Your comment here.
+
+# Limit the number of actions per hour, from 1-30. Default is 30
+limitPerRun: 30
+
+# Limit to only `issues` or `pulls`
+only: issues

.github/workflows/ci.yaml

@@ -34,8 +34,10 @@ jobs:
         run: yarn install
         env:
           CI: true
-      - name: Build resources
-        run: ./node_modules/.bin/gulp gen-icons-json build-translations gather-gallery-demos
+      - name: Build icons
+        run: ./node_modules/.bin/gulp gen-icons-json
+      - name: Build translations
+        run: ./node_modules/.bin/gulp build-translations
       - name: Run eslint
         run: ./node_modules/.bin/eslint '{**/src,src}/**/*.{js,ts,html}' --ignore-path .gitignore
       - name: Run tsc

.github/workflows/codeql-analysis.yml

@@ -1,60 +0,0 @@
-name: "CodeQL"
-
-on:
-  push:
-    branches: [dev, master]
-  pull_request:
-    # The branches below must be a subset of the branches above
-    branches: [dev]
-
-jobs:
-  analyze:
-    name: Analyze
-    runs-on: ubuntu-latest
-
-    strategy:
-      fail-fast: false
-      matrix:
-        # Override automatic language detection by changing the below list
-        # Supported options are ['csharp', 'cpp', 'go', 'java', 'javascript', 'python']
-        language: ['javascript']
-        # Learn more...
-        # https://docs.github.com/en/github/finding-security-vulnerabilities-and-errors-in-your-code/configuring-code-scanning#overriding-automatic-language-detection
-
-    steps:
-    - name: Checkout repository
-      uses: actions/checkout@v2
-      with:
-        # We must fetch at least the immediate parents so that if this is
-        # a pull request then we can checkout the head.
-        fetch-depth: 2
-
-    # If this run was triggered by a pull request event, then checkout
-    # the head of the pull request instead of the merge commit.
-    - run: git checkout HEAD^2
-      if: ${{ github.event_name == 'pull_request' }}
-
-    # Initializes the CodeQL tools for scanning.
-    - name: Initialize CodeQL
-      uses: github/codeql-action/init@v1
-      with:
-        languages: ${{ matrix.language }}
-
-    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
-    # If this step fails, then you should remove it and run the build manually (see below)
-    - name: Autobuild
-      uses: github/codeql-action/autobuild@v1
-
-    # ℹ️ Command-line programs to run using the OS shell.
-    # 📚 https://git.io/JvXDl
-
-    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
-    #    and modify them (or add more) to build your code if your project
-    #    uses a compiled language
-
-    #- run: |
-    #   make bootstrap
-    #   make release
-
-    - name: Perform CodeQL Analysis
-      uses: github/codeql-action/analyze@v1

.github/workflows/lock.yml

@@ -1,20 +0,0 @@
-name: Lock
-
-# yamllint disable-line rule:truthy
-on:
-  schedule:
-    - cron: "0 * * * *"
-
-jobs:
-  lock:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: dessant/lock-threads@v2.0.1
-        with:
-          github-token: ${{ github.token }}
-          issue-lock-inactive-days: "30"
-          issue-exclude-created-before: "2020-10-01T00:00:00Z"
-          issue-lock-reason: ""
-          pr-lock-inactive-days: "1"
-          pr-exclude-created-before: "2020-11-01T00:00:00Z"
-          pr-lock-reason: ""

.github/workflows/stale.yml

@@ -1,42 +0,0 @@
-name: Stale
-
-# yamllint disable-line rule:truthy
-on:
-  schedule:
-    - cron: "0 * * * *"
-
-jobs:
-  stale:
-    runs-on: ubuntu-latest
-    steps:
-      - name: 90 days stale policy
-        uses: actions/stale@v3.0.13
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-          days-before-stale: 90
-          days-before-close: 7
-          operations-per-run: 25
-          remove-stale-when-updated: true
-          stale-issue-label: "stale"
-          exempt-issue-labels: "no-stale,Help%20wanted,help-wanted,feature-request,feature%20request"
-          stale-issue-message: >
-            There hasn't been any activity on this issue recently. Due to the
-            high number of incoming GitHub notifications, we have to clean some
-            of the old issues, as many of them have already been resolved with
-            the latest updates.
-
-            Please make sure to update to the latest Home Assistant version and
-            check if that solves the issue. Let us know if that works for you by
-            adding a comment 👍
-
-            This issue has now been marked as stale and will be closed if no
-            further activity occurs. Thank you for your contributions.
-
-          stale-pr-label: "stale"
-          exempt-pr-labels: "no-stale"
-          stale-pr-message: >
-            There hasn't been any activity on this pull request recently. This
-            pull request has been automatically marked as stale because of that
-            and will be closed if no further activity occurs within 7 days.
-
-            Thank you for your contributions.

.gitignore

@@ -23,8 +23,6 @@ dist
 # vscode
 .vscode/*
 !.vscode/extensions.json
-!.vscode/launch.json
-!.vscode/tasks.json
 
 # Cast dev settings 
 src/cast/dev_const.ts
@@ -35,6 +33,3 @@ yarn-error.log
 
 #asdf
 .tool-versions
-
-# Home Assistant config
-/config

.vscode/launch.json

@@ -1,44 +0,0 @@
-{
-  // https://github.com/microsoft/vscode-js-debug/blob/master/OPTIONS.md
-  "configurations": [
-    {
-      "name": "Debug Frontend",
-      "request": "launch",
-      "type": "pwa-chrome",
-      "url": "http://localhost:8123/",
-      "webRoot": "${workspaceFolder}/hass_frontend",
-      "disableNetworkCache": true,
-      "preLaunchTask": "Develop Frontend",
-      "outFiles": [
-        "${workspaceFolder}/hass_frontend/frontend_latest/*.js"
-      ]
-    },
-    {
-      "name": "Debug Gallery",
-      "request": "launch",
-      "type": "pwa-chrome",
-      "url": "http://localhost:8100/",
-      "webRoot": "${workspaceFolder}/gallery/dist",
-      "disableNetworkCache": true,
-      "preLaunchTask": "Develop Gallery"
-    },
-    {
-      "name": "Debug Demo",
-      "request": "launch",
-      "type": "pwa-chrome",
-      "url": "http://localhost:8090/",
-      "webRoot": "${workspaceFolder}/demo/dist",
-      "disableNetworkCache": true,
-      "preLaunchTask": "Develop Demo"
-    },
-    {
-      "name": "Debug Cast",
-      "request": "launch",
-      "type": "pwa-chrome",
-      "url": "http://localhost:8080/",
-      "webRoot": "${workspaceFolder}/cast/dist",
-      "disableNetworkCache": true,
-      "preLaunchTask": "Develop Cast"
-    },
-  ]
-}

.vscode/tasks.json

@@ -1,208 +0,0 @@
-{
-  "version": "2.0.0",
-  "tasks": [
-    {
-      "label": "Develop Frontend",
-      "type": "gulp",
-      "task": "develop-app",
-      // 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 Supervisor panel",
-      "type": "gulp",
-      "task": "develop-hassio",
-      "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 Gallery",
-      "type": "gulp",
-      "task": "develop-gallery",
-      "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",
-      "task": "develop-demo",
-      "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 Cast",
-      "type": "gulp",
-      "task": "develop-cast",
-      "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": "Run HA Core in devcontainer",
-      "type": "shell",
-      "command": "script/core",
-      "isBackground": true,
-      "group": {
-        "kind": "build",
-        "isDefault": true
-      },
-      "problemMatcher": [],
-      "runOptions": {
-        "instanceLimit": 1
-      }
-    },
-    {
-      "label": "Run HA Core for Supervisor in devcontainer",
-      "type": "shell",
-      "command": "HASSIO=${input:supervisorHost} HASSIO_TOKEN=${input:supervisorToken} script/core",
-      "isBackground": true,
-      "group": {
-        "kind": "build",
-        "isDefault": true
-      },
-      "problemMatcher": [],
-      "runOptions": {
-        "instanceLimit": 1
-      }
-    }
-  ],
-  "inputs": [
-    {
-      "id": "supervisorHost",
-      "type": "promptString",
-      "description": "The IP of the Supervisor host running the Remote API proxy add-on"
-    },
-    {
-      "id": "supervisorToken",
-      "type": "promptString",
-      "description": "The token for the Remote API proxy add-on"
-    }
-  ]
-}

README.md

@@ -26,4 +26,4 @@ A complete guide can be found at the following [link](https://www.home-assistant
 
 Home Assistant is open-source and Apache 2 licensed. Feel free to browse the repository, learn and reuse parts in your own projects.
 
-We use [BrowserStack](https://www.browserstack.com) to test Home Assistant on a large variety of devices.
+We use [BrowserStack](https://www.browserstack.com) to test Home Assistant on a large variation of devices.

build-scripts/bundle.js

@@ -52,24 +52,17 @@ module.exports.terserOptions = (latestBuild) => ({
 module.exports.babelOptions = ({ latestBuild }) => ({
   babelrc: false,
   presets: [
-    !latestBuild && [
-      require("@babel/preset-env").default,
-      {
-        useBuiltIns: "entry",
-        corejs: "3.6",
-      },
-    ],
+    !latestBuild && [require("@babel/preset-env").default, { modules: false }],
     require("@babel/preset-typescript").default,
   ].filter(Boolean),
   plugins: [
     // Part of ES2018. Converts {...a, b: 2} to Object.assign({}, a, {b: 2})
-    !latestBuild && [
+    [
       "@babel/plugin-proposal-object-rest-spread",
       { loose: true, useBuiltIns: true },
     ],
     // Only support the syntax, Webpack will handle it.
-    "@babel/plugin-syntax-import-meta",
-    "@babel/plugin-syntax-dynamic-import",
+    "@babel/syntax-dynamic-import",
     "@babel/plugin-proposal-optional-chaining",
     "@babel/plugin-proposal-nullish-coalescing-operator",
     [
@@ -80,7 +73,7 @@ module.exports.babelOptions = ({ latestBuild }) => ({
       require("@babel/plugin-proposal-class-properties").default,
       { loose: true },
     ],
-  ].filter(Boolean),
+  ],
 });
 
 // Are already ES5, cause warnings when babelified.
@@ -185,6 +178,7 @@ module.exports.config = {
       publicPath: publicPath(latestBuild, paths.hassio_publicPath),
       isProdBuild,
       latestBuild,
+      dontHash: new Set(["entrypoint"]),
     };
   },
 

build-scripts/gulp/entry-html.js

@@ -90,6 +90,8 @@ gulp.task("gen-pages-prod", (done) => {
 });
 
 gulp.task("gen-index-app-dev", (done) => {
+  // In dev mode we don't mangle names, so we hardcode urls. That way we can
+  // run webpack as last in watch mode, which blocks output.
   const content = renderTemplate("index", {
     latestAppJS: "/frontend_latest/app.js",
     latestCoreJS: "/frontend_latest/core.js",
@@ -199,6 +201,8 @@ gulp.task("gen-index-cast-prod", (done) => {
 });
 
 gulp.task("gen-index-demo-dev", (done) => {
+  // In dev mode we don't mangle names, so we hardcode urls. That way we can
+  // run webpack as last in watch mode, which blocks output.
   const content = renderDemoTemplate("index", {
     latestDemoJS: "/frontend_latest/main.js",
 
@@ -236,6 +240,8 @@ gulp.task("gen-index-demo-prod", (done) => {
 });
 
 gulp.task("gen-index-gallery-dev", (done) => {
+  // In dev mode we don't mangle names, so we hardcode urls. That way we can
+  // run webpack as last in watch mode, which blocks output.
   const content = renderGalleryTemplate("index", {
     latestGalleryJS: "./frontend_latest/entrypoint.js",
   });
@@ -263,42 +269,3 @@ gulp.task("gen-index-gallery-prod", (done) => {
   );
   done();
 });
-
-gulp.task("gen-index-hassio-dev", async () => {
-  writeHassioEntrypoint(
-    `${paths.hassio_publicPath}/frontend_latest/entrypoint.js`,
-    `${paths.hassio_publicPath}/frontend_es5/entrypoint.js`
-  );
-});
-
-gulp.task("gen-index-hassio-prod", async () => {
-  const latestManifest = require(path.resolve(
-    paths.hassio_output_latest,
-    "manifest.json"
-  ));
-  const es5Manifest = require(path.resolve(
-    paths.hassio_output_es5,
-    "manifest.json"
-  ));
-  writeHassioEntrypoint(
-    latestManifest["entrypoint.js"],
-    es5Manifest["entrypoint.js"]
-  );
-});
-
-function writeHassioEntrypoint(latestEntrypoint, es5Entrypoint) {
-  fs.mkdirSync(paths.hassio_output_root, { recursive: true });
-  fs.writeFileSync(
-    path.resolve(paths.hassio_output_root, "entrypoint.js"),
-    `
-try {
-  new Function("import('${latestEntrypoint}')")();
-} catch (err) {
-  var el = document.createElement('script');
-  el.src = '${es5Entrypoint}';
-  document.body.appendChild(el);
-}
-  `,
-    { encoding: "utf-8" }
-  );
-}

build-scripts/gulp/gallery.js

@@ -1,10 +1,7 @@
 // Run demo develop mode
 const gulp = require("gulp");
-const fs = require("fs");
-const path = require("path");
 
 const env = require("../env");
-const paths = require("../paths");
 
 require("./clean.js");
 require("./translations.js");
@@ -15,31 +12,6 @@ require("./service-worker.js");
 require("./entry-html.js");
 require("./rollup.js");
 
-gulp.task("gather-gallery-demos", async function gatherDemos() {
-  const files = await fs.promises.readdir(
-    path.resolve(paths.gallery_dir, "src/demos")
-  );
-
-  let content = "export const DEMOS = {\n";
-
-  for (const file of files) {
-    const demoId = path.basename(file, ".ts");
-    const demoPath = "../src/demos/" + demoId;
-    content += `  "${demoId}": () => import("${demoPath}"),\n`;
-  }
-
-  content += "};";
-
-  const galleryBuild = path.resolve(paths.gallery_dir, "build");
-
-  fs.mkdirSync(galleryBuild, { recursive: true });
-  fs.writeFileSync(
-    path.resolve(galleryBuild, "import-demos.ts"),
-    content,
-    "utf-8"
-  );
-});
-
 gulp.task(
   "develop-gallery",
   gulp.series(
@@ -48,11 +20,7 @@ gulp.task(
     },
     "clean-gallery",
     "translations-enable-merge-backend",
-    gulp.parallel(
-      "gen-icons-json",
-      "build-translations",
-      "gather-gallery-demos"
-    ),
+    gulp.parallel("gen-icons-json", "build-translations"),
     "copy-static-gallery",
     "gen-index-gallery-dev",
     env.useRollup() ? "rollup-dev-server-gallery" : "webpack-dev-server-gallery"
@@ -67,11 +35,7 @@ gulp.task(
     },
     "clean-gallery",
     "translations-enable-merge-backend",
-    gulp.parallel(
-      "gen-icons-json",
-      "build-translations",
-      "gather-gallery-demos"
-    ),
+    gulp.parallel("gen-icons-json", "build-translations"),
     "copy-static-gallery",
     env.useRollup() ? "rollup-prod-gallery" : "webpack-prod-gallery",
     "gen-index-gallery-prod"

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

@@ -11,7 +11,6 @@ const META_PATH = path.resolve(ICON_PACKAGE_PATH, "meta.json");
 const PACKAGE_PATH = path.resolve(ICON_PACKAGE_PATH, "package.json");
 const ICON_PATH = path.resolve(ICON_PACKAGE_PATH, "svg");
 const OUTPUT_DIR = path.resolve(__dirname, "../../build/mdi");
-const REMOVED_ICONS_PATH = path.resolve(__dirname, "../removedIcons.json");
 
 const encoding = "utf8";
 
@@ -26,13 +25,6 @@ const getMeta = () => {
   });
 };
 
-const addRemovedMeta = (meta) => {
-  const file = fs.readFileSync(REMOVED_ICONS_PATH, { encoding });
-  const removed = JSON.parse(file);
-  const combinedMeta = [...meta, ...removed];
-  return combinedMeta.sort((a, b) => a.name.localeCompare(b.name));
-};
-
 const splitBySize = (meta) => {
   const chunks = [];
   const CHUNK_SIZE = 50000;
@@ -77,7 +69,7 @@ const findDifferentiator = (curString, prevString) => {
 };
 
 gulp.task("gen-icons-json", (done) => {
-  const meta = addRemovedMeta(getMeta());
+  const meta = getMeta();
   const split = splitBySize(meta);
 
   if (!fs.existsSync(OUTPUT_DIR)) {

build-scripts/gulp/hassio.js

@@ -11,6 +11,24 @@ require("./webpack.js");
 require("./compress.js");
 require("./rollup.js");
 
+async function writeEntrypointJS() {
+  // We ship two builds and we need to do feature detection on what version to load.
+  fs.mkdirSync(paths.hassio_output_root, { recursive: true });
+  fs.writeFileSync(
+    path.resolve(paths.hassio_output_root, "entrypoint.js"),
+    `
+try {
+  new Function("import('${paths.hassio_publicPath}/frontend_latest/entrypoint.js')")();
+} catch (err) {
+  var el = document.createElement('script');
+  el.src = '${paths.hassio_publicPath}/frontend_es5/entrypoint.js';
+  document.body.appendChild(el);
+}
+  `,
+    { encoding: "utf-8" }
+  );
+}
+
 gulp.task(
   "develop-hassio",
   gulp.series(
@@ -19,7 +37,7 @@ gulp.task(
     },
     "clean-hassio",
     "gen-icons-json",
-    "gen-index-hassio-dev",
+    writeEntrypointJS,
     env.useRollup() ? "rollup-watch-hassio" : "webpack-watch-hassio"
   )
 );
@@ -33,7 +51,7 @@ gulp.task(
     "clean-hassio",
     "gen-icons-json",
     env.useRollup() ? "rollup-prod-hassio" : "webpack-prod-hassio",
-    "gen-index-hassio-prod",
+    writeEntrypointJS,
     ...// Don't compress running tests
     (env.isTest() ? [] : ["compress-hassio"])
   )

build-scripts/gulp/translations.js

@@ -7,6 +7,7 @@ const gulp = require("gulp");
 const fs = require("fs");
 const foreach = require("gulp-foreach");
 const merge = require("gulp-merge-json");
+const minify = require("gulp-jsonminify");
 const rename = require("gulp-rename");
 const transform = require("gulp-json-transform");
 const { mapFiles } = require("../util");
@@ -300,6 +301,7 @@ gulp.task("build-flattened-translations", function () {
         return flatten(data);
       })
     )
+    .pipe(minify())
     .pipe(
       rename((filePath) => {
         if (filePath.dirname === "core") {

build-scripts/gulp/webpack.js

@@ -18,14 +18,6 @@ const bothBuilds = (createConfigFunc, params) => [
   createConfigFunc({ ...params, latestBuild: false }),
 ];
 
-/**
- * @param {{
- *   compiler: import("webpack").Compiler,
- *   contentBase: string,
- *   port: number,
- *   listenHost?: string
- * }}
- */
 const runDevServer = ({
   compiler,
   contentBase,
@@ -41,10 +33,7 @@ const runDevServer = ({
       throw err;
     }
     // Server listening
-    log(
-      "[webpack-dev-server]",
-      `Project is running at http://localhost:${port}`
-    );
+    log("[webpack-dev-server]", `http://localhost:${port}`);
   });
 
 const handler = (done) => (err, stats) => {
@@ -56,12 +45,12 @@ const handler = (done) => (err, stats) => {
     return;
   }
 
-  if (stats.hasErrors() || stats.hasWarnings()) {
-    console.log(stats.toString("minimal"));
-  }
-
   log(`Build done @ ${new Date().toLocaleTimeString()}`);
 
+  if (stats.hasErrors() || stats.hasWarnings()) {
+    log.warn(stats.toString("minimal"));
+  }
+
   if (done) {
     done();
   }

build-scripts/paths.js

@@ -1,4 +1,4 @@
-const path = require("path");
+var path = require("path");
 
 module.exports = {
   polymer_dir: path.resolve(__dirname, ".."),
@@ -34,11 +34,6 @@ module.exports = {
 
   hassio_dir: path.resolve(__dirname, "../hassio"),
   hassio_output_root: path.resolve(__dirname, "../hassio/build"),
-  hassio_output_latest: path.resolve(
-    __dirname,
-    "../hassio/build/frontend_latest"
-  ),
-  hassio_output_es5: path.resolve(__dirname, "../hassio/build/frontend_es5"),
   hassio_publicPath: "/api/hassio/app",
 
   translations_src: path.resolve(__dirname, "../src/translations"),

build-scripts/removedIcons.json

@@ -1 +0,0 @@
-[]

build-scripts/webpack.js

@@ -2,23 +2,9 @@ const webpack = require("webpack");
 const path = require("path");
 const TerserPlugin = require("terser-webpack-plugin");
 const ManifestPlugin = require("webpack-manifest-plugin");
+const WorkerPlugin = require("worker-plugin");
 const paths = require("./paths.js");
 const bundle = require("./bundle");
-const log = require("fancy-log");
-
-class LogStartCompilePlugin {
-  ignoredFirst = false;
-
-  apply(compiler) {
-    compiler.hooks.beforeCompile.tap("LogStartCompilePlugin", () => {
-      if (!this.ignoredFirst) {
-        this.ignoredFirst = true;
-        return;
-      }
-      log("Changes detected. Starting compilation");
-    });
-  }
-}
 
 const createWebpackConfig = ({
   entry,
@@ -44,7 +30,7 @@ const createWebpackConfig = ({
     module: {
       rules: [
         {
-          test: /\.m?js$|\.ts$/,
+          test: /\.js$|\.ts$/,
           exclude: bundle.babelExclude(),
           use: {
             loader: "babel-loader",
@@ -60,13 +46,16 @@ const createWebpackConfig = ({
     optimization: {
       minimizer: [
         new TerserPlugin({
+          cache: true,
           parallel: true,
           extractComments: true,
+          sourceMap: true,
           terserOptions: bundle.terserOptions(latestBuild),
         }),
       ],
     },
     plugins: [
+      new WorkerPlugin(),
       new ManifestPlugin({
         // Only include the JS of entrypoints
         filter: (file) => file.isInitial && !file.name.endsWith(".map"),
@@ -110,17 +99,7 @@ const createWebpackConfig = ({
         new RegExp(bundle.emptyPackages({ latestBuild }).join("|")),
         path.resolve(paths.polymer_dir, "src/util/empty.js")
       ),
-      // We need to change the import of the polyfill for EventTarget, so we replace the polyfill file with our customized one
-      new webpack.NormalModuleReplacementPlugin(
-        new RegExp(
-          require.resolve(
-            "lit-virtualizer/lib/uni-virtualizer/lib/polyfillLoaders/EventTarget.js"
-          )
-        ),
-        path.resolve(paths.polymer_dir, "src/resources/EventTarget-ponyfill.js")
-      ),
-      !isProdBuild && new LogStartCompilePlugin(),
-    ].filter(Boolean),
+    ],
     resolve: {
       extensions: [".ts", ".js", ".json"],
     },
@@ -131,22 +110,6 @@ const createWebpackConfig = ({
         }
         return `${chunk.name}.${chunk.hash.substr(0, 8)}.js`;
       },
-      environment: {
-        // The environment supports arrow functions ('() => { ... }').
-        arrowFunction: latestBuild,
-        // The environment supports BigInt as literal (123n).
-        bigIntLiteral: false,
-        // The environment supports const and let for variable declarations.
-        const: latestBuild,
-        // The environment supports destructuring ('{ a, b } = obj').
-        destructuring: latestBuild,
-        // The environment supports an async import() function to import EcmaScript modules.
-        dynamicImport: latestBuild,
-        // The environment supports 'for of' iteration ('for (const x of array) { ... }').
-        forOf: latestBuild,
-        // The environment supports ECMAScript Module syntax to import ECMAScript modules (import ... from '...').
-        module: latestBuild,
-      },
       chunkFilename:
         isProdBuild && !isStatsBuild
           ? "chunk.[chunkhash].js"

cast/src/html/launcher-faq.html.template

@@ -37,21 +37,23 @@
   <body>
     <%= renderTemplate('_js_base') %>
 
-    <script>
-      import("<%= latestLauncherJS %>");
-      window.latestJS = true;
+    <script type="module" crossorigin="use-credentials">
+      import "<%= latestLauncherJS %>";
     </script>
 
-    <script>
-      if (!window.latestJS) {
-        <% if (useRollup) { %>
-          _ls("/static/js/s.min.js").onload = function() {
-            System.import("<%= es5LauncherJS %>");
-          };
-        <% } else { %>
-          _ls("<%= es5LauncherJS %>");
-        <% } %>
-      }
+    <script nomodule>
+      (function() {
+        // // Safari 10.1 supports type=module but ignores nomodule, so we add this check.
+        if (!isS101) {
+          <% if (useRollup) { %>
+            _ls("/static/js/s.min.js").onload = function() {
+              System.import("<%= es5LauncherJS %>");
+            };
+          <% } else { %>
+            _ls("<%= es5LauncherJS %>");
+          <% } %>
+        }
+      })();
     </script>
 
     <hc-layout subtitle="FAQ">
@@ -212,8 +214,13 @@
           Chromecast is a technology developed by Google, and is available on:
         </p>
         <ul>
-          <li>Google Chrome (all platforms except iOS)</li>
-          <li>Microsoft Edge (all platforms)</li>
+          <li>Google Chrome (all platforms except on iOS)</li>
+          <li>
+            Microsoft Edge (all platforms,
+            <a href="https://www.microsoftedgeinsider.com" target="_blank"
+              >dev and canary builds only</a
+            >)
+          </li>
         </ul>
       </div>
 
@@ -246,7 +253,7 @@ http:
 
     <script>
       var _gaq = [["_setAccount", "UA-57927901-9"], ["_trackPageview"]];
-      (function (d, t) {
+      (function(d, t) {
         var g = d.createElement(t),
           s = d.getElementsByTagName(t)[0];
         g.src =

cast/src/html/launcher.html.template

@@ -28,21 +28,23 @@
 
     <hc-connect></hc-connect>
 
-    <script>
-      import("<%= latestLauncherJS %>");
-      window.latestJS = true;
+    <script type="module" crossorigin="use-credentials">
+      import "<%= latestLauncherJS %>";
     </script>
 
-    <script>
-      if (!window.latestJS) {
-        <% if (useRollup) { %>
-          _ls("/static/js/s.min.js").onload = function() {
-            System.import("<%= es5LauncherJS %>");
-          };
-        <% } else { %>
-          _ls("<%= es5LauncherJS %>");
-        <% } %>
-      }
+    <script nomodule>
+      (function() {
+        // // Safari 10.1 supports type=module but ignores nomodule, so we add this check.
+        if (!isS101) {
+          <% if (useRollup) { %>
+            _ls("/static/js/s.min.js").onload = function() {
+              System.import("<%= es5LauncherJS %>");
+            };
+          <% } else { %>
+            _ls("<%= es5LauncherJS %>");
+          <% } %>
+        }
+      })();
     </script>
     <script>
     (function(i,s,o,g,r,a,m){i['GoogleAnalyticsObject']=r;i[r]=i[r]||function(){

cast/src/launcher/entrypoint.ts

@@ -1,4 +1,3 @@
-import "../../../src/resources/safari-14-attachshadow-patch";
-import "../../../src/resources/ha-style";
-import "../../../src/resources/roboto";
+import "~app/resources/ha-style";
+import "~app/resources/roboto";
 import "./layout/hc-connect";

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

@@ -8,7 +8,6 @@ import {
   html,
   LitElement,
   property,
-  internalProperty,
   TemplateResult,
 } from "lit-element";
 import { CastManager } from "../../../../src/cast/cast_manager";
@@ -29,7 +28,7 @@ import {
   getLovelaceCollection,
   LovelaceConfig,
 } from "../../../../src/data/lovelace";
-import "../../../../src/layouts/hass-loading-screen";
+import "../../../../src/layouts/loading-screen";
 import { generateDefaultViewConfig } from "../../../../src/panels/lovelace/common/generate-lovelace-config";
 import "./hc-layout";
 import "@material/mwc-button/mwc-button";
@@ -42,13 +41,13 @@ class HcCast extends LitElement {
 
   @property() public castManager!: CastManager;
 
-  @internalProperty() private askWrite = false;
+  @property() private askWrite = false;
 
-  @internalProperty() private lovelaceConfig?: LovelaceConfig | null;
+  @property() private lovelaceConfig?: LovelaceConfig | null;
 
   protected render(): TemplateResult {
     if (this.lovelaceConfig === undefined) {
-      return html` <hass-loading-screen no-toolbar></hass-loading-screen>> `;
+      return html` <loading-screen></loading-screen>> `;
     }
 
     const error =

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

@@ -17,8 +17,8 @@ import {
   customElement,
   html,
   LitElement,
+  property,
   TemplateResult,
-  internalProperty,
 } from "lit-element";
 import { CastManager, getCastManager } from "../../../../src/cast/cast_manager";
 import { castSendShowDemo } from "../../../../src/cast/receiver_messages";
@@ -27,7 +27,7 @@ import {
   saveTokens,
 } from "../../../../src/common/auth/token_storage";
 import "../../../../src/components/ha-icon";
-import "../../../../src/layouts/hass-loading-screen";
+import "../../../../src/layouts/loading-screen";
 import { registerServiceWorker } from "../../../../src/util/register-service-worker";
 import "./hc-layout";
 
@@ -60,19 +60,19 @@ const INTRO = html`
 
 @customElement("hc-connect")
 export class HcConnect extends LitElement {
-  @internalProperty() private loading = false;
+  @property() private loading = false;
 
   // If we had stored credentials but we cannot connect,
   // show a screen asking retry or logout.
-  @internalProperty() private cannotConnect = false;
+  @property() private cannotConnect = false;
 
-  @internalProperty() private error?: string | TemplateResult;
+  @property() private error?: string | TemplateResult;
 
-  @internalProperty() private auth?: Auth;
+  @property() private auth?: Auth;
 
-  @internalProperty() private connection?: Connection;
+  @property() private connection?: Connection;
 
-  @internalProperty() private castManager?: CastManager | null;
+  @property() private castManager?: CastManager | null;
 
   private openDemo = false;
 
@@ -98,7 +98,7 @@ export class HcConnect extends LitElement {
     }
 
     if (this.castManager === undefined || this.loading) {
-      return html` <hass-loading-screen no-toolbar></hass-loading-screen> `;
+      return html` <loading-screen></loading-screen> `;
     }
 
     if (this.castManager === null) {

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

@@ -30,7 +30,7 @@ class HcLayout extends LitElement {
       <ha-card>
         <div class="layout">
           <img class="hero" src="/images/google-nest-hub.png" />
-          <h1 class="card-header">
+          <div class="card-header">
             Home Assistant Cast${this.subtitle ? ` – ${this.subtitle}` : ""}
             ${this.auth
               ? html`
@@ -44,7 +44,7 @@ class HcLayout extends LitElement {
                   </div>
                 `
               : ""}
-          </h1>
+          </div>
           <slot></slot>
         </div>
       </ha-card>

cast/src/receiver/entrypoint.ts

@@ -1,65 +1,18 @@
 /* eslint-disable no-undef */
-import { CAST_NS } from "../../../src/cast/const";
-import { HassMessage } from "../../../src/cast/receiver_messages";
-import "../../../src/resources/custom-card-support";
+import { CAST_NS } from "~app/cast/const";
+import { HassMessage } from "~app/cast/receiver_messages";
+import "~app/resources/custom-card-support";
 import { castContext } from "./cast_context";
 import { HcMain } from "./layout/hc-main";
 import { ReceivedMessage } from "./types";
 
-const lovelaceController = new HcMain();
-document.body.append(lovelaceController);
-
-const mediaPlayer = document.createElement("cast-media-player");
-mediaPlayer.style.display = "none";
-document.body.append(mediaPlayer);
-const playerStylesAdded = false;
-
-let controls: HTMLElement | null;
-
-const setTouchControlsVisibility = (visible: boolean) => {
-  if (!castContext.getDeviceCapabilities().touch_input_supported) {
-    return;
-  }
-  controls =
-    controls ||
-    (document.body.querySelector("touch-controls") as HTMLElement | null);
-  if (controls) {
-    controls.style.display = visible ? "initial" : "none";
-  }
-};
-
-const showLovelaceController = () => {
-  mediaPlayer.style.display = "none";
-  lovelaceController.style.display = "initial";
-  document.body.setAttribute("style", "overflow-y: auto !important");
-  setTouchControlsVisibility(false);
-};
-
-const showMediaPlayer = () => {
-  lovelaceController.style.display = "none";
-  mediaPlayer.style.display = "initial";
-  document.body.removeAttribute("style");
-  setTouchControlsVisibility(true);
-  if (!playerStylesAdded) {
-    const style = document.createElement("style");
-    style.innerHTML = `
-    body {
-      --logo-image: url('https://www.home-assistant.io/images/home-assistant-logo.svg');
-      --logo-repeat: no-repeat;
-      --playback-logo-image: url('https://www.home-assistant.io/images/home-assistant-logo.svg');
-      --theme-hue: 200;
-      --progress-color: #03a9f4;
-      --splash-image: url('https://home-assistant.io/images/cast/splash.png');
-      --splash-size: cover;
-    }
-    `;
-    document.head.appendChild(style);
-  }
-};
+const controller = new HcMain();
+document.body.append(controller);
 
 const options = new cast.framework.CastReceiverOptions();
 options.disableIdleTimeout = true;
 options.customNamespaces = {
+  // @ts-ignore
   [CAST_NS]: cast.framework.system.MessageType.JSON,
 };
 
@@ -77,61 +30,13 @@ options.uiConfig = new cast.framework.ui.UiConfig();
 // @ts-ignore
 options.uiConfig.touchScreenOptimizedApp = true;
 
-castContext.setInactivityTimeout(86400); // 1 day
-
 castContext.addCustomMessageListener(
   CAST_NS,
   // @ts-ignore
   (ev: ReceivedMessage<HassMessage>) => {
-    // We received a show Lovelace command, stop media from playing, hide media player and show Lovelace controller
-    if (
-      playerManager.getPlayerState() !==
-      cast.framework.messages.PlayerState.IDLE
-    ) {
-      playerManager.stop();
-    } else {
-      showLovelaceController();
-    }
     const msg = ev.data;
     msg.senderId = ev.senderId;
-    lovelaceController.processIncomingMessage(msg);
-  }
-);
-
-const playerManager = castContext.getPlayerManager();
-
-playerManager.setMessageInterceptor(
-  cast.framework.messages.MessageType.LOAD,
-  (loadRequestData) => {
-    // We received a play media command, hide Lovelace and show media player
-    showMediaPlayer();
-    const media = loadRequestData.media;
-    // Special handling if it came from Google Assistant
-    if (media.entity) {
-      media.contentId = media.entity;
-      media.streamType = cast.framework.messages.StreamType.LIVE;
-      media.contentType = "application/vnd.apple.mpegurl";
-      // @ts-ignore
-      media.hlsVideoSegmentFormat =
-        cast.framework.messages.HlsVideoSegmentFormat.FMP4;
-    }
-    return loadRequestData;
-  }
-);
-
-playerManager.addEventListener(
-  cast.framework.events.EventType.MEDIA_STATUS,
-  (event) => {
-    if (
-      event.mediaStatus?.playerState ===
-        cast.framework.messages.PlayerState.IDLE &&
-      event.mediaStatus?.idleReason &&
-      event.mediaStatus?.idleReason !==
-        cast.framework.messages.IdleReason.INTERRUPTED
-    ) {
-      // media finished or stopped, return to default Lovelace
-      showLovelaceController();
-    }
+    controller.processIncomingMessage(msg);
   }
 );
 

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

@@ -1,10 +1,4 @@
-import {
-  customElement,
-  html,
-  property,
-  internalProperty,
-  TemplateResult,
-} from "lit-element";
+import { customElement, html, property, TemplateResult } from "lit-element";
 import { mockHistory } from "../../../../demo/src/stubs/history";
 import { LovelaceConfig } from "../../../../src/data/lovelace";
 import {
@@ -19,9 +13,9 @@ import "./hc-lovelace";
 
 @customElement("hc-demo")
 class HcDemo extends HassElement {
-  @property({ attribute: false }) public lovelacePath!: string;
+  @property() public lovelacePath!: string;
 
-  @internalProperty() private _lovelaceConfig?: LovelaceConfig;
+  @property() private _lovelaceConfig?: LovelaceConfig;
 
   protected render(): TemplateResult {
     if (!this._lovelaceConfig) {

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

@@ -11,7 +11,7 @@ import { HomeAssistant } from "../../../../src/types";
 
 @customElement("hc-launch-screen")
 class HcLaunchScreen extends LitElement {
-  @property({ attribute: false }) public hass?: HomeAssistant;
+  @property() public hass?: HomeAssistant;
 
   @property() public error?: string;
 

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

@@ -9,20 +9,19 @@ import {
 } from "lit-element";
 import { LovelaceConfig } from "../../../../src/data/lovelace";
 import { Lovelace } from "../../../../src/panels/lovelace/types";
+import "../../../../src/panels/lovelace/views/hui-panel-view";
 import "../../../../src/panels/lovelace/views/hui-view";
 import { HomeAssistant } from "../../../../src/types";
 import "./hc-launch-screen";
 
 @customElement("hc-lovelace")
 class HcLovelace extends LitElement {
-  @property({ attribute: false }) public hass!: HomeAssistant;
+  @property() public hass!: HomeAssistant;
 
-  @property({ attribute: false }) public lovelaceConfig!: LovelaceConfig;
+  @property() public lovelaceConfig!: LovelaceConfig;
 
   @property() public viewPath?: string | number;
 
-  public urlPath?: string | null;
-
   protected render(): TemplateResult {
     const index = this._viewIndex;
     if (index === undefined) {
@@ -36,7 +35,6 @@ class HcLovelace extends LitElement {
     const lovelace: Lovelace = {
       config: this.lovelaceConfig,
       editMode: false,
-      urlPath: this.urlPath!,
       enableFullEditMode: () => undefined,
       mode: "storage",
       language: "en",
@@ -44,13 +42,22 @@ class HcLovelace extends LitElement {
       deleteConfig: async () => undefined,
       setEditMode: () => undefined,
     };
-    return html`
-      <hui-view
-        .hass=${this.hass}
-        .lovelace=${lovelace}
-        .index=${index}
-      ></hui-view>
-    `;
+    return this.lovelaceConfig.views[index].panel
+      ? html`
+          <hui-panel-view
+            .hass=${this.hass}
+            .lovelace=${lovelace}
+            .config=${this.lovelaceConfig.views[index]}
+          ></hui-panel-view>
+        `
+      : html`
+          <hui-view
+            .hass=${this.hass}
+            .lovelace=${lovelace}
+            .index=${index}
+            columns="2"
+          ></hui-view>
+        `;
   }
 
   protected updated(changedProps) {
@@ -66,7 +73,7 @@ class HcLovelace extends LitElement {
 
         if (configBackground) {
           (this.shadowRoot!.querySelector(
-            "hui-view"
+            "hui-view, hui-panel-view"
           ) as HTMLElement)!.style.setProperty(
             "--lovelace-background",
             configBackground

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

@@ -3,12 +3,7 @@ import {
   getAuth,
   UnsubscribeFunc,
 } from "home-assistant-js-websocket";
-import {
-  customElement,
-  html,
-  internalProperty,
-  TemplateResult,
-} from "lit-element";
+import { customElement, html, property, TemplateResult } from "lit-element";
 import { CAST_NS } from "../../../../src/cast/const";
 import {
   ConnectMessage,
@@ -36,13 +31,13 @@ let resourcesLoaded = false;
 
 @customElement("hc-main")
 export class HcMain extends HassElement {
-  @internalProperty() private _showDemo = false;
+  @property() private _showDemo = false;
 
-  @internalProperty() private _lovelaceConfig?: LovelaceConfig;
+  @property() private _lovelaceConfig?: LovelaceConfig;
 
-  @internalProperty() private _lovelacePath: string | number | null = null;
+  @property() private _lovelacePath: string | number | null = null;
 
-  @internalProperty() private _error?: string;
+  @property() private _error?: string;
 
   private _unsubLovelace?: UnsubscribeFunc;
 
@@ -87,7 +82,6 @@ export class HcMain extends HassElement {
         .hass=${this.hass}
         .lovelaceConfig=${this._lovelaceConfig}
         .viewPath=${this._lovelacePath}
-        .urlPath=${this._urlPath}
         @config-refresh=${this._generateLovelaceConfig}
       ></hc-lovelace>
     `;
@@ -216,7 +210,9 @@ export class HcMain extends HassElement {
     }
     this._showDemo = false;
     this._lovelacePath = msg.viewPath;
-
+    if (castContext.getDeviceCapabilities().touch_input_supported) {
+      this._breakFree();
+    }
     this._sendStatus();
   }
 
@@ -239,6 +235,9 @@ export class HcMain extends HassElement {
       this._showDemo = true;
       this._lovelacePath = "overview";
       this._sendStatus();
+      if (castContext.getDeviceCapabilities().touch_input_supported) {
+        this._breakFree();
+      }
     });
   }
 
@@ -259,6 +258,14 @@ export class HcMain extends HassElement {
     }
   }
 
+  private _breakFree() {
+    const controls = document.body.querySelector("touch-controls");
+    if (controls) {
+      controls.remove();
+    }
+    document.body.setAttribute("style", "overflow-y: auto !important");
+  }
+
   private sendMessage(senderId: string, response: any) {
     castContext.sendCustomMessage(CAST_NS, senderId, response);
   }

demo/src/configs/jimpower/theme.ts

@@ -26,9 +26,9 @@ export const demoThemeJimpower = () => ({
   "switch-checked-color": "var(--accent-color)",
   "paper-dialog-background-color": "#434954",
   "secondary-text-color": "#5294E2",
-  "error-color": "#E45E65",
+  "google-red-500": "#E45E65",
   "divider-color": "rgba(0, 0, 0, .12)",
-  "success-color": "#39E949",
+  "google-green-500": "#39E949",
   "switch-unchecked-button-color": "var(--disabled-text-color)",
   "label-badge-border-color": "green",
   "paper-listbox-color": "var(--primary-color)",

demo/src/configs/kernehed/theme.ts

@@ -27,9 +27,9 @@ export const demoThemeKernehed = () => ({
   "switch-checked-color": "var(--accent-color)",
   "paper-dialog-background-color": "#292929",
   "secondary-text-color": "#b58e31",
-  "error-color": "#b58e31",
+  "google-red-500": "#b58e31",
   "divider-color": "rgba(0, 0, 0, .12)",
-  "success-color": "#2980b9",
+  "google-green-500": "#2980b9",
   "switch-unchecked-button-color": "var(--disabled-text-color)",
   "label-badge-border-color": "green",
   "paper-listbox-color": "#777777",

demo/src/configs/teachingbirds/lovelace.ts

@@ -7,183 +7,205 @@ export const demoLovelaceTeachingbirds: DemoConfig["lovelace"] = () => ({
       cards: [
         { type: "custom:ha-demo-card" },
         {
-          type: "grid",
-          columns: 4,
           cards: [
             {
-              image: "/assets/teachingbirds/isa_square.jpg",
-              type: "picture-entity",
-              show_name: false,
-              tap_action: {
-                action: "more-info",
-              },
-              entity: "sensor.presence_isa",
-            },
-            {
-              image: "/assets/teachingbirds/Stefan_square.jpg",
-              type: "picture-entity",
-              show_name: false,
-              tap_action: {
-                action: "more-info",
-              },
-              entity: "sensor.presence_stefan",
-            },
-            {
-              image: "/assets/teachingbirds/background_square.png",
-              elements: [
+              cards: [
                 {
-                  state_image: {
-                    on: "/assets/teachingbirds/radiator_on.jpg",
-                    off: "/assets/teachingbirds/radiator_off.jpg",
-                  },
-                  type: "image",
-                  style: {
-                    width: "100%",
-                    top: "50%",
-                    left: "50%",
-                  },
+                  image: "/assets/teachingbirds/isa_square.jpg",
+                  type: "picture-entity",
+                  show_name: false,
                   tap_action: {
                     action: "more-info",
                   },
-                  entity: "switch.stefan_radiator_3",
+                  entity: "sensor.presence_isa",
                 },
                 {
-                  style: {
-                    top: "90%",
-                    left: "50%",
+                  image: "/assets/teachingbirds/Stefan_square.jpg",
+                  type: "picture-entity",
+                  show_name: false,
+                  tap_action: {
+                    action: "more-info",
                   },
-                  type: "state-label",
+                  entity: "sensor.presence_stefan",
+                },
+                {
+                  image: "/assets/teachingbirds/background_square.png",
+                  elements: [
+                    {
+                      state_image: {
+                        on: "/assets/teachingbirds/radiator_on.jpg",
+                        off: "/assets/teachingbirds/radiator_off.jpg",
+                      },
+                      type: "image",
+                      style: {
+                        width: "100%",
+                        top: "50%",
+                        left: "50%",
+                      },
+                      tap_action: {
+                        action: "more-info",
+                      },
+                      entity: "switch.stefan_radiator_3",
+                    },
+                    {
+                      style: {
+                        top: "90%",
+                        left: "50%",
+                      },
+                      type: "state-label",
+                      entity: "sensor.temperature_stefan",
+                    },
+                  ],
+                  type: "picture-elements",
+                },
+                {
+                  image: "/assets/teachingbirds/background_square.png",
+                  elements: [
+                    {
+                      style: {
+                        "--mdc-icon-size": "100%",
+                        top: "50%",
+                        left: "50%",
+                      },
+                      type: "icon",
+                      tap_action: {
+                        action: "navigate",
+                        navigation_path: "/lovelace/home_info",
+                      },
+                      icon: "mdi:car",
+                    },
+                  ],
+                  type: "picture-elements",
+                },
+              ],
+              type: "horizontal-stack",
+            },
+            {
+              cards: [
+                {
+                  show_name: false,
+                  type: "picture-entity",
+                  name: "Alarm",
+                  image: "/assets/teachingbirds/House_square.jpg",
+                  entity: "alarm_control_panel.house",
+                },
+                {
+                  name: "Roomba",
+                  image: "/assets/teachingbirds/roomba_square.jpg",
+                  show_name: false,
+                  type: "picture-entity",
+                  state_image: {
+                    "Not Today": "/assets/teachingbirds/roomba_bw_square.jpg",
+                  },
+                  entity: "input_select.roomba_mode",
+                },
+                {
+                  show_name: false,
+                  type: "picture-entity",
+                  state_image: {
+                    Mail: "/assets/teachingbirds/mailbox_square.jpg",
+                    "Package and mail":
+                      "/assets/teachingbirds/mailbox_square.jpg",
+                    Empty: "/assets/teachingbirds/mailbox_bw_square.jpg",
+                    Package: "/assets/teachingbirds/mailbox_square.jpg",
+                  },
+                  entity: "sensor.mailbox",
+                },
+                {
+                  show_name: false,
+                  state_image: {
+                    "Put out": "/assets/teachingbirds/trash_square.jpg",
+                    "Take in": "/assets/teachingbirds/trash_square.jpg",
+                  },
+                  type: "picture-entity",
+                  image: "/assets/teachingbirds/trash_bear_bw_square.jpg",
+                  entity: "sensor.trash_status",
+                },
+              ],
+              type: "horizontal-stack",
+            },
+            {
+              cards: [
+                {
+                  state_image: {
+                    Idle: "/assets/teachingbirds/washer_square.jpg",
+                    Running: "/assets/teachingbirds/laundry_running_square.jpg",
+                    Clean: "/assets/teachingbirds/laundry_clean_2_square.jpg",
+                  },
+                  entity: "input_select.washing_machine_status",
+                  type: "picture-entity",
+                  show_name: false,
+                  name: "Washer",
+                },
+                {
+                  state_image: {
+                    Idle: "/assets/teachingbirds/dryer_square.jpg",
+                    Running: "/assets/teachingbirds/clothes_drying_square.jpg",
+                    Clean: "/assets/teachingbirds/folded_clothes_square.jpg",
+                  },
+                  entity: "input_select.dryer_status",
+                  type: "picture-entity",
+                  show_name: false,
+                  name: "Dryer",
+                },
+                {
+                  image: "/assets/teachingbirds/guests_square.jpg",
+                  type: "picture-entity",
+                  show_name: false,
+                  tap_action: {
+                    action: "toggle",
+                  },
+                  entity: "input_boolean.guest_mode",
+                },
+                {
+                  image: "/assets/teachingbirds/cleaning_square.jpg",
+                  type: "picture-entity",
+                  show_name: false,
+                  tap_action: {
+                    action: "toggle",
+                  },
+                  entity: "input_boolean.cleaning_day",
+                },
+              ],
+              type: "horizontal-stack",
+            },
+          ],
+          type: "vertical-stack",
+        },
+        {
+          type: "vertical-stack",
+          cards: [
+            {
+              cards: [
+                {
+                  graph: "line",
+                  type: "sensor",
+                  entity: "sensor.temperature_bedroom",
+                },
+                {
+                  graph: "line",
+                  type: "sensor",
+                  name: "S's room",
                   entity: "sensor.temperature_stefan",
                 },
               ],
-              type: "picture-elements",
+              type: "horizontal-stack",
             },
             {
-              image: "/assets/teachingbirds/background_square.png",
-              elements: [
+              cards: [
                 {
-                  style: {
-                    "--mdc-icon-size": "100%",
-                    top: "50%",
-                    left: "50%",
-                  },
-                  type: "icon",
-                  tap_action: {
-                    action: "navigate",
-                    navigation_path: "/lovelace/home_info",
-                  },
-                  icon: "mdi:car",
+                  graph: "line",
+                  type: "sensor",
+                  entity: "sensor.temperature_passage",
+                },
+                {
+                  graph: "line",
+                  type: "sensor",
+                  name: "Laundry",
+                  entity: "sensor.temperature_downstairs_bathroom",
                 },
               ],
-              type: "picture-elements",
-            },
-
-            {
-              show_name: false,
-              type: "picture-entity",
-              name: "Alarm",
-              image: "/assets/teachingbirds/House_square.jpg",
-              entity: "alarm_control_panel.house",
-            },
-            {
-              name: "Roomba",
-              image: "/assets/teachingbirds/roomba_square.jpg",
-              show_name: false,
-              type: "picture-entity",
-              state_image: {
-                "Not Today": "/assets/teachingbirds/roomba_bw_square.jpg",
-              },
-              entity: "input_select.roomba_mode",
-            },
-            {
-              show_name: false,
-              type: "picture-entity",
-              state_image: {
-                Mail: "/assets/teachingbirds/mailbox_square.jpg",
-                "Package and mail": "/assets/teachingbirds/mailbox_square.jpg",
-                Empty: "/assets/teachingbirds/mailbox_bw_square.jpg",
-                Package: "/assets/teachingbirds/mailbox_square.jpg",
-              },
-              entity: "sensor.mailbox",
-            },
-            {
-              show_name: false,
-              state_image: {
-                "Put out": "/assets/teachingbirds/trash_square.jpg",
-                "Take in": "/assets/teachingbirds/trash_square.jpg",
-              },
-              type: "picture-entity",
-              image: "/assets/teachingbirds/trash_bear_bw_square.jpg",
-              entity: "sensor.trash_status",
-            },
-
-            {
-              state_image: {
-                Idle: "/assets/teachingbirds/washer_square.jpg",
-                Running: "/assets/teachingbirds/laundry_running_square.jpg",
-                Clean: "/assets/teachingbirds/laundry_clean_2_square.jpg",
-              },
-              entity: "input_select.washing_machine_status",
-              type: "picture-entity",
-              show_name: false,
-              name: "Washer",
-            },
-            {
-              state_image: {
-                Idle: "/assets/teachingbirds/dryer_square.jpg",
-                Running: "/assets/teachingbirds/clothes_drying_square.jpg",
-                Clean: "/assets/teachingbirds/folded_clothes_square.jpg",
-              },
-              entity: "input_select.dryer_status",
-              type: "picture-entity",
-              show_name: false,
-              name: "Dryer",
-            },
-            {
-              image: "/assets/teachingbirds/guests_square.jpg",
-              type: "picture-entity",
-              show_name: false,
-              tap_action: {
-                action: "toggle",
-              },
-              entity: "input_boolean.guest_mode",
-            },
-            {
-              image: "/assets/teachingbirds/cleaning_square.jpg",
-              type: "picture-entity",
-              show_name: false,
-              tap_action: {
-                action: "toggle",
-              },
-              entity: "input_boolean.cleaning_day",
-            },
-          ],
-        },
-        {
-          type: "grid",
-          columns: 2,
-          cards: [
-            {
-              graph: "line",
-              type: "sensor",
-              entity: "sensor.temperature_bedroom",
-            },
-            {
-              graph: "line",
-              type: "sensor",
-              name: "S's room",
-              entity: "sensor.temperature_stefan",
-            },
-            {
-              graph: "line",
-              type: "sensor",
-              entity: "sensor.temperature_passage",
-            },
-            {
-              graph: "line",
-              type: "sensor",
-              name: "Laundry",
-              entity: "sensor.temperature_downstairs_bathroom",
+              type: "horizontal-stack",
             },
           ],
         },

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

@@ -4,7 +4,7 @@ import {
   customElement,
   html,
   LitElement,
-  internalProperty,
+  property,
   TemplateResult,
 } from "lit-element";
 import { CastManager } from "../../../src/cast/cast_manager";
@@ -20,7 +20,7 @@ import { HomeAssistant } from "../../../src/types";
 class CastDemoRow extends LitElement implements LovelaceRow {
   public hass!: HomeAssistant;
 
-  @internalProperty() private _castManager?: CastManager | null;
+  @property() private _castManager?: CastManager | null;
 
   public setConfig(_config: CastConfig): void {
     // No config possible.
@@ -52,6 +52,7 @@ class CastDemoRow extends LitElement implements LovelaceRow {
         });
         mgr.castContext.addEventListener(
           // eslint-disable-next-line no-undef
+          // @ts-ignore
           cast.framework.CastContextEventType.SESSION_STATE_CHANGED,
           (ev) => {
             // On Android, opening a new session always results in SESSION_RESUMED.

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

@@ -1,16 +1,15 @@
 import "@material/mwc-button";
+import "@polymer/paper-spinner/paper-spinner-lite";
 import {
   css,
   CSSResult,
   html,
   LitElement,
   property,
-  internalProperty,
   TemplateResult,
 } from "lit-element";
 import { until } from "lit-html/directives/until";
 import "../../../src/components/ha-card";
-import "../../../src/components/ha-circular-progress";
 import { LovelaceCardConfig } from "../../../src/data/lovelace";
 import { MockHomeAssistant } from "../../../src/fake_data/provide_hass";
 import { Lovelace, LovelaceCard } from "../../../src/panels/lovelace/types";
@@ -22,11 +21,11 @@ import {
 } from "../configs/demo-configs";
 
 export class HADemoCard extends LitElement implements LovelaceCard {
-  @property({ attribute: false }) public lovelace?: Lovelace;
+  @property() public lovelace?: Lovelace;
 
-  @property({ attribute: false }) public hass!: MockHomeAssistant;
+  @property() public hass!: MockHomeAssistant;
 
-  @internalProperty() private _switching?: boolean;
+  @property() private _switching?: boolean;
 
   private _hidden = localStorage.hide_demo_card;
 
@@ -50,7 +49,7 @@ export class HADemoCard extends LitElement implements LovelaceCard {
         <div class="picker">
           <div class="label">
             ${this._switching
-              ? html`<ha-circular-progress active></ha-circular-progress>`
+              ? html` <paper-spinner-lite active></paper-spinner-lite> `
               : until(
                   selectedDemoConfig.then(
                     (conf) => html`

demo/src/entrypoint.ts

@@ -1,4 +1,3 @@
-import "../../src/resources/safari-14-attachshadow-patch";
 import "@polymer/polymer/lib/elements/dom-if";
 import "@polymer/polymer/lib/elements/dom-repeat";
 import "../../src/resources/ha-style";