merge_upstream.yml

name: Sync with upstream
on:
  schedule:
    - cron: '0 0 * * *'    # every day at midnight
  workflow_dispatch:

jobs:
  merge-upstream:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
          token: ${{ secrets.GH_PAT }} 

      - name: Setup git
        run: |
          git config --global user.email ${{ github.repository_owner_id }}+${{ github.repository_owner }}@users.noreply.github.com
          git config --global user.name ${{ github.repository_owner }}
          git config --global pull.rebase false
      
      - name: Merge changes from main
        run: |
          git pull https://github.com/tachiyomiorg/tachiyomi-extensions master --no-edit -X theirs
        
      - name: Compare changes
        id: compare
        run: |
          git diff --name-only HEAD origin/main
          echo "changes=$(git diff --name-only HEAD origin/main | tr '\n' ' ' )" >> "$GITHUB_OUTPUT"
          
      - name: Push all changes
        if: ${{ steps.compare.outputs.changes != '' }}
        run: |
          git push origin main

      - name: Trigger build
        uses: peter-evans/repository-dispatch@v2.1.1
        if: ${{ steps.compare.outputs.changes != '' }}
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          event-type: build