publish.yml

name: Publish
on:
  push:
    branches:
      - main
  workflow_dispatch:
    inputs:
      version:
        description: 'The version of the firmware to build'
        required: true
  release:
    types: [published]

jobs:
  check-for-yaml:
    name: Check for YAML Changes
    runs-on: ubuntu-latest
    outputs:
      yaml_changed: ${{ steps.check.outputs.yaml_changed }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 2  # Fetch enough history to access the previous commit

      - name: Find .yaml Changes in Last PR Merge
        id: check
        run: |
          # Get the commit hash of the first parent (pre-merge) and the merge commit
          BASE_COMMIT=$(git rev-parse HEAD^1)
          MERGE_COMMIT=$(git rev-parse HEAD)

          # Check if there were any .yaml file changes between the pre-merge and merge commits
          if git diff --name-only $BASE_COMMIT $MERGE_COMMIT | grep -q '\.yaml$'; then
            echo "YAML files changed"
            echo "::set-output name=yaml_changed::true"
          else
            echo "No YAML files changed"
            echo "::set-output name=yaml_changed::false"
          fi

  read-version:
    name: Read Version from YAML
    runs-on: ubuntu-latest
    needs: check-for-yaml
    if: needs.check-for-yaml.outputs.yaml_changed == 'true'
    outputs:
      project_version: ${{ steps.read_version.outputs.project_version }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Read version from YAML file
        id: read_version
        run: |
          version=$(awk '/substitutions:/ {found=1} found && /version:/ {print $2; exit}' Integrations/ESPHome/Core.yaml | tr -d '"')
          echo "project_version=$version" >> $GITHUB_ENV
        shell: bash

  build-firmware:
    name: Build And Release
    uses: esphome/workflows/.github/workflows/build.yml@main
    needs:
      - check-for-yaml
      - read-version
    if: needs.check-for-yaml.outputs.yaml_changed == 'true'
    with:
      files: |
        Integrations/ESPHome/PLT-1.yaml
      esphome-version: stable
      combined-name: firmware
      release-summary: ${{ github.event_name == 'release' && github.event.release.body || '' }}
      release-url: ${{ github.event_name == 'release' && github.event.release.html_url || '' }}
      release-version: ${{ (github.event_name == 'release' && github.event.release.tag_name) || (github.event_name == 'workflow_dispatch' && inputs.version) || '' }}
  
  build-firmware-b:
    name: Build And Release
    uses: esphome/workflows/.github/workflows/build.yml@main
    needs:
      - check-for-yaml
      - read-version
    if: needs.check-for-yaml.outputs.yaml_changed == 'true'
    with:
      files: |
        Integrations/ESPHome/PLT-1B.yaml
      esphome-version: stable
      combined-name: firmware-b
      release-summary: ${{ github.event_name == 'release' && github.event.release.body || '' }}
      release-url: ${{ github.event_name == 'release' && github.event.release.html_url || '' }}
      release-version: ${{ (github.event_name == 'release' && github.event.release.tag_name) || (github.event_name == 'workflow_dispatch' && inputs.version) || '' }}

  build-site:
    name: Build Site
    runs-on: ubuntu-latest
    needs:
      - check-for-yaml
      - read-version
      - build-firmware
      - build-firmware-b
    if: needs.check-for-yaml.outputs.yaml_changed == 'true'
    steps:
      - name: Checkout source code
        uses: actions/checkout@v4.1.7
      - name: Build
        uses: actions/jekyll-build-pages@v1.0.13
        with:
          source: ./static
          destination: ./output
      - name: Upload
        uses: actions/upload-artifact@v4.3.6
        with:
          name: site
          path: output

  publish:
    name: Publish to GitHub Pages and Create Release
    runs-on: ubuntu-latest
    needs:
      - build-site
      - build-firmware
      - build-firmware-b
    if: needs.check-for-yaml.outputs.yaml_changed == 'true' && ${{ github.run_attempt == 1 }}
    permissions:
      contents: write
      pages: write
      id-token: write
    environment:
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}
    steps:
      - uses: actions/download-artifact@v4.1.8
        with:
          name: firmware
          path: ./consolidated_artifacts/firmware
      - uses: actions/download-artifact@v4.1.8
        with:
          name: firmware-b
          path: ./consolidated_artifacts/firmware-b

      # Get the last merged PR's body for the release notes
      - name: Fetch Last Merged PR Body
        id: last_pr
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          PR_INFO=$(curl -s -H "Authorization: token $GITHUB_TOKEN" \
            "https://api.github.com/repos/${{ github.repository }}/pulls?state=closed&sort=updated&direction=desc&per_page=1")
          PR_BODY=$(echo "$PR_INFO" | jq -r '.[0].body')
          echo "::set-output name=body::$PR_BODY"

      # Create GitHub Release using the last PR's body
      - name: Create Release
        id: create_release
        uses: actions/create-release@v1
        with:
          tag_name: "${{ needs.read-version.outputs.project_version }}"
          release_name: "Firmware Release ${{ needs.read-version.outputs.project_version }}"
          body: "${{ steps.last_pr.outputs.body }}"
          draft: false
          prerelease: false
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      # Upload each file in firmware folder
      - name: Upload Firmware Files to Release
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          for file in $(find ./consolidated_artifacts -type f); do
            echo "Uploading $(basename "$file")"
            gh release upload "${{ steps.create_release.outputs.upload_url }}" "$file" --clobber --repo ${{ github.repository }}
          done

      - uses: actions/download-artifact@v4.1.8
        with:
          name: site
          path: output

      - uses: actions/upload-pages-artifact@v3.0.1
        with:
          path: output
          retention-days: 1

      - name: Setup Pages
        uses: actions/configure-pages@v5.0.0

      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v4.0.5