ESPresense/.github/workflows/build-ui.yml

name: UI Build
on:
  push:
    branches:
      - master
    paths:
      - 'ui/**'
  pull_request:
    paths:
      - 'ui/**'
  workflow_dispatch:

jobs:
  build-ui:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    steps:
    - uses: actions/checkout@v4
      with:
        ref: ${{ github.event.pull_request.head.ref }}
        repository: ${{ github.event.pull_request.head.repo.full_name }}
        token: ${{ secrets.GITHUB_TOKEN }}

    - name: Setup Node.js
      uses: actions/setup-node@v4
      with:
        node-version: '18'
        cache: 'npm'
        cache-dependency-path: ui/package-lock.json

    - name: Install Dependencies
      working-directory: ui
      run: npm ci

    - name: Build UI
      working-directory: ui
      run: npm run build

    - name: Check for changes
      id: check_changes
      run: |
        git add src/ui_*.h
        echo "changes=$(git status --porcelain | wc -l)" >> $GITHUB_OUTPUT

    - name: Create Pull Request
      if: steps.check_changes.outputs.changes > '0'
      uses: peter-evans/create-pull-request@v7
      with:
        commit-message: 'chore: update UI build outputs'
        title: 'Update UI build outputs'
        body: |
          This PR updates the UI build outputs (header files) based on changes in the UI source code.
          Changes were automatically generated by the UI build workflow.
          Original trigger: ${{ github.event_name }} ${{ github.ref }}
        branch: update-ui-build-${{ github.sha }}
        delete-branch: true
        base: ${{ github.event.pull_request.head.ref || github.ref_name }}
        add-paths: |
          src/ui_*.h
        labels: |
          automated pr
          ui