name: Update app version in Renovate Branches

on:
  push:
    branches:
      - 'renovate/*'
      - 'selfhosted-renovate/*'
  workflow_dispatch:
    inputs:
      manual-trigger:
        description: 'Manually trigger Renovate'
        default: ''
jobs:
  update-app-version:
    if: >
      github.event_name == 'workflow_dispatch' ||
      startsWith(github.ref_name, 'renovate/') ||
      startsWith(github.ref_name, 'selfhosted-renovate/')
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
        with:
          fetch-depth: 0

      - name: Configure repo
        run: |
          git config --local user.email "githubaction@githubaction.com"
          git config --local user.name "github-action update-app-version"

      - name: Get list of updated files by the last commit in this branch separated by space
        id: updated-files
        run: |
          base_ref="${{ github.event.before }}"
          if [[ -z "$base_ref" || "$base_ref" =~ ^0+$ ]]; then
            base_ref="HEAD^"
          fi
          echo "base_ref=$base_ref" >> "$GITHUB_OUTPUT"
          echo "files=$(git diff --name-only "$base_ref" "${{ github.sha }}" | tr '\n' ' ')" >> "$GITHUB_OUTPUT"

      - name: Run renovate-app-version.sh on updated files
        run: |
          IFS=' ' read -ra files <<< "${{ steps.updated-files.outputs.files }}"

          for file in "${files[@]}"; do
            if [[ $file == *"docker-compose.yml"* ]]; then
              app_name=$(echo "$file" | cut -d'/' -f 2)
              old_version=$(echo "$file" | cut -d'/' -f 3)
              chmod +x .github/workflows/renovate-app-version.sh
              .github/workflows/renovate-app-version.sh \
                "$app_name" \
                "$old_version" \
                "$file" \
                "${{ steps.updated-files.outputs.base_ref }}"
            fi
          done

      - name: Commit & Push Changes
        run: |
          IFS=' ' read -ra files <<< "${{ steps.updated-files.outputs.files }}"
          declare -A apps=()

          for file in "${files[@]}"; do
            if [[ $file == *"docker-compose.yml"* ]]; then
              app_name=$(echo "$file" | cut -d'/' -f 2)
              apps["$app_name"]=1
            fi
          done

          for app_name in "${!apps[@]}"; do
            git add "apps/$app_name"
            if git diff --cached --quiet; then
              continue
            fi
            git commit -m "Update app version [skip ci]" --no-verify
            git push
          done