build.yml

name: Build

# yamllint disable-line rule:truthy
on:
  push:
    branches:
      - main
  workflow_dispatch:
  pull_request:
  schedule:
    - cron: "0 5 * * 1"

concurrency:
  # yamllint disable-line rule:line-length
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

env:
  FIRMWARES: esp-web-tools esphome-web voice-assistant wake-word-voice-assistant bluetooth-proxy media-player
  # VOICE_ASSISTANT_VERSION: beta

jobs:
  prepare:
    name: Prepare matrix
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.prepare-matrix.outputs.matrix }}
    steps:
      - uses: actions/checkout@v4
      - name: Get changed files
        id: changes
        uses: masesgroup/retrieve-changed-files@v3
        if: github.event_name == 'pull_request'
      - name: Prepare matrix
        id: prepare-matrix
        run: |-
          matrix=""
          full_run=$(! [[ "${{ github.event_name }}" != "pull_request" || "${{ steps.changes.outputs.modified }}" == *".github/workflows/build.yml"* ]]; echo $?)
          for firmware in $FIRMWARES; do
            for device in $firmware/*.yaml; do
              # If pull_request event type and changed files do not contain the device, skip it
              if [[ $full_run -eq 0 && "${{ steps.changes.outputs.added_modified }}" != *"${device}"* ]]; then
                continue
              fi
              device=${device##*/}
              device=${device%.yaml}
              version="latest"
              fw=${firmware//-/_}
              fw=${fw^^}
              fw_version=${fw}_VERSION
              if [[ -n "${!fw_version}" ]]; then
                version=${!fw_version}
              fi
              matrix="$matrix{\"firmware\":\"$firmware\",\"device\":\"$device\", \"version\":\"$version\"},"
            done
          done
          matrix=${matrix%?}
          matrix="{\"include\":[$matrix]}"
          echo matrix=$matrix >> $GITHUB_OUTPUT

  build:
    name: ${{ matrix.firmware }} / ${{ matrix.device }}
    runs-on: ubuntu-latest
    needs: prepare
    strategy:
      max-parallel: 5
      fail-fast: false
      matrix: ${{ fromJson(needs.prepare.outputs.matrix) }}
    steps:
      - uses: actions/checkout@v4
      - name: Build Firmware
        uses: esphome/build-action@v2.0.0
        id: esphome-build
        with:
          yaml_file: ${{ matrix.firmware }}/${{ matrix.device }}.yaml
          version: ${{ matrix.version || 'latest' }}
          cache: true
      - name: Move generated files to output
        run: |
          mkdir -p output/${{ matrix.device }}
          mv ${{ steps.esphome-build.outputs.name }}/* output/${{ matrix.device }}/
          echo ${{ steps.esphome-build.outputs.version }} > output/${{ matrix.device }}/version
      - name: Alter manifest path
        if: ${{ matrix.device != 'pico-w' }}
        run: |
          sed -i 's/${{ steps.esphome-build.outputs.name }}\//\/${{ matrix.firmware }}\/${{ matrix.device }}\//g' output/${{ matrix.device }}/manifest.json
      - uses: actions/upload-artifact@v3.1.3
        with:
          name: ${{ matrix.firmware }}
          path: output

  combined-manifests:
    if: (github.event_name == 'workflow_dispatch' || github.event_name == 'push') && github.ref == 'refs/heads/main'
    name: Combine ${{ matrix.project }} manifests
    runs-on: ubuntu-latest
    needs: build
    strategy:
      fail-fast: false
      matrix:
        include:
          - project: esp-web-tools
            name: ESP Web Tools Example
          - project: esphome-web
            name: ESPHome Web
    steps:
      - uses: actions/download-artifact@v3
        with:
          name: ${{ matrix.project }}
          path: files
      - name: Generate manifest.json
        run: |
          version=$(cat files/*/version | sort -V | tail -n 1)
          jq -s --arg version "$version" '{"name": "${{ matrix.name }}", "version": $version, "home_assistant_domain": "esphome", "builds":.}' files/*/manifest.json > manifest.json
      - uses: actions/upload-artifact@v3.1.3
        with:
          name: ${{ matrix.project }}
          path: manifest.json

  full-manifests:
    if: (github.event_name == 'workflow_dispatch' || github.event_name == 'push') && github.ref == 'refs/heads/main'
    name: Create ${{ matrix.project }} manifest
    runs-on: ubuntu-latest
    needs: build
    strategy:
      fail-fast: false
      matrix:
        include:
          - project: voice-assistant
            name: Voice Assistant
          - project: wake-word-voice-assistant
            name: Voice Assistant
          - project: bluetooth-proxy
            name: Bluetooth Proxy
          - project: media-player
            name: Media Player
    steps:
      - uses: actions/download-artifact@v3
        with:
          name: ${{ matrix.project }}
          path: files
      - name: Generate manifest.json files
        run: |
          cd files
          for device in */; do
            mkdir -p ../output/$device
            pushd $device
            version=$(cat version)
            jq --arg version "$version" '{"name": "${{ matrix.name }}", "version": $version, "home_assistant_domain": "esphome", "new_install_skip_erase": false, "builds":[.]}' manifest.json > ../../output/$device/manifest.json
            popd
          done
      - uses: actions/upload-artifact@v3.1.3
        with:
          name: ${{ matrix.project }}
          path: output

  consolidate:
    if: (github.event_name == 'workflow_dispatch' || github.event_name == 'push') && github.ref == 'refs/heads/main'
    name: Consolidate firmwares
    runs-on: ubuntu-latest
    needs:
      - combined-manifests
      - full-manifests
    steps:
      - uses: actions/checkout@v4
      - uses: actions/download-artifact@v3
        with:
          path: output
      - run: cp -R static/* output/
      - uses: actions/upload-pages-artifact@v3.0.1
        with:
          path: output

  deploy:
    if: (github.event_name == 'workflow_dispatch' || github.event_name == 'push') && github.ref == 'refs/heads/main'
    name: Deploy to GitHub Pages
    runs-on: ubuntu-latest
    needs: consolidate
    permissions:
      pages: write
      id-token: write
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    steps:
      - name: Setup Pages
        uses: actions/configure-pages@v4
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4.0.5