name: Compress Images

on:
  pull_request:
    paths:
      - "**.jpg"
      - "**.jpeg"
      - "**.png"
      - "**.webp"
  workflow_dispatch:

jobs:
  build:
    name: calibreapp/image-actions
    runs-on: ubuntu-latest

    # Only run on main repo on and PRs that match the main repo
    if: |
      github.repository == 'DenverCoder1/Minimalistic-Wallpaper-Collection' &&
      (github.event_name != 'pull_request' ||
       github.event.pull_request.head.repo.full_name == github.repository)
    steps:
      - name: Checkout Branch
        uses: actions/checkout@v2

      - name: Compress Images
        id: calibre
        uses: calibreapp/image-actions@main
        with:
          githubToken: ${{ secrets.GITHUB_TOKEN }}
          jpegQuality: 95
          jpegProgressive: false
          pngQuality: 95
          webpQuality: 95
          # For non-Pull Requests, run in compressOnly mode and we'll PR after
          compressOnly: ${{ github.event_name != 'pull_request' }}

      - name: Create Pull Request
        # If it's not a Pull Request then commit any changes as a new PR
        if: github.event_name != 'pull_request' && steps.calibre.outputs.markdown != ''
        uses: peter-evans/create-pull-request@v3
        with:
          title: Auto Compress Images
          branch-suffix: timestamp
          commit-message: Compress Images
          body: ${{ steps.calibre.outputs.markdown }}