name: Check and Autoupdate for ProtonMail Bridge

on:
  schedule:
    - cron: '0 3 * * *'
  workflow_dispatch:

jobs:
  check-update:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Get current version from file
        id: current
        run: |
          CURRENT_VERSION=$(cat VERSION)
          echo "current_version=$CURRENT_VERSION" >> $GITHUB_OUTPUT

      - name: Fetch latest ProtonMail Bridge release tag
        id: latest
        run: |
          LATEST_VERSION=$(curl -s https://api.github.com/repos/ProtonMail/proton-bridge/releases/latest | jq -r .tag_name)
          echo "latest_version=$LATEST_VERSION" >> $GITHUB_OUTPUT

      - name: Compare versions
        id: compare
        run: |
          echo "Current: ${{ steps.current.outputs.current_version }}"
          echo "Latest:  ${{ steps.latest.outputs.latest_version }}"
          if [ "${{ steps.current.outputs.current_version }}" != "${{ steps.latest.outputs.latest_version }}" ]; then
            echo "new_version=true" >> $GITHUB_OUTPUT
          else
            echo "new_version=false" >> $GITHUB_OUTPUT
          fi

      - name: Act on update
        if: steps.compare.outputs.new_version == 'true'
        run: |
          echo "🎉 New version available: ${{ steps.latest.outputs.latest_version }}"
          echo "${{ steps.latest.outputs.latest_version }}" > VERSION
          # Optional: Commit and push the new version file
          git config user.name "Gitea Bot"
          git config user.email "actions@gitea.local"
          git add VERSION
          git commit -m "Update ProtonMail Bridge to ${{ steps.latest.outputs.latest_version }}"
          git push