name: Build pull request

on:
  workflow_dispatch:
    inputs:
      # Enable or disable cache
      flutter-cache:
        description: Cache
        type: boolean
        default: true
      
      # Select app flavour
      app-flavour:
        description: App flavour
        default: 'release'
        type: choice
        options: 
          - release
          - debug
          - profile
      
      # Select pull request
      pr-number:
        description: PR number (Without hashtag)
        required: true

run-name: "Build pull request ${{ inputs.pr-number }}"
        
jobs:
  build:
    name: Build
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: write
    steps:
      - name: Setup pull request
        env: 
          GH_TOKEN: ${{ github.token }}
        run: |
          gh repo clone "${{ github.repository }}"
          cd revanced-manager
          gh repo set-default "${{ github.repository }}"
          gh pr checkout "${{ inputs.pr-number }}"
          
          echo "COMMIT_HASH=$(git rev-parse --short HEAD)" >> $GITHUB_ENV
          
      - name: Checkout
        uses: actions/checkout@v4
        with:
          persist-credentials: false
          fetch-depth: 0

      - name: Cache Gradle
        uses: burrunan/gradle-cache-action@v1

      - name: Setup Java
        run: echo "JAVA_HOME=$JAVA_HOME_17_X64" >> $GITHUB_ENV

      - name: Set up Flutter
        uses: subosito/flutter-action@v2
        with:
          channel: "stable"
          flutter-version: 3.22.x
          cache: ${{ inputs.flutter-cache }}

      - name: Get dependencies
        run: flutter pub get

      - name: Generate translations
        run: dart run slang

      - name: Generate code files
        run: dart run build_runner build --delete-conflicting-outputs

      - name: Build
        continue-on-error: true
        id: flutter-build
        env: 
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          flutter build apk --"${{ inputs.app-flavour }}";

      - name: Prepare comment
        run: |
          if [[ "${{ steps.flutter-build.outcome }}" == "success" ]]; then
            echo "MESSAGE=✅ Succeeded build on ${{ env.COMMIT_HASH }}." >> $GITHUB_ENV
          else
            echo "MESSAGE=🚫 Failed build on ${{ env.COMMIT_HASH }}." >> $GITHUB_ENV
          fi

      - name: "Comment on pull request #${{ inputs.pr-number }}"
        uses: thollander/actions-comment-pull-request@v2
        with:
          GITHUB_TOKEN: ${{ github.token }}
          pr_number: ${{ inputs.pr-number }}
          mode: recreate
          message: |
            ## ⚒️ Build status
            
            ${{ env.MESSAGE }}
            
            Details: [${{ github.run_id }}](https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }})!

            ### ⚙️ Workflow run configuration

            - Flutter cache: ${{ inputs.flutter-cache }}
            - App flavor: ${{ inputs.app-flavour }}

      - name: Upload
        uses: actions/upload-artifact@v4
        with:
          if-no-files-found: error
          name: revanced-manager-(${{ env.COMMIT_HASH }}-${{ inputs.pr-number }}-${{ inputs.app-flavour }})
          path: |
            build/app/outputs/flutter-apk/app-${{ inputs.app-flavour }}.apk
            build/app/outputs/flutter-apk/app-${{ inputs.app-flavour }}.apk.sha1