name: Update screenshots
on:
  workflow_dispatch:

jobs:
  screenshots_apple:
    name: 'iOS'
    runs-on: macos-latest
    steps:
      - uses: actions/checkout@v4

      - name: Common flutter setup
        uses: ./.github/actions/flutter-common

      - name: Install CocoaPods
        run: |
          cd ios
          pod install || true
          cd ..

      - name: Boot iOS simulator
        id: boot
        run: |
          SIMULATOR=$(xcrun simctl list devices available | awk -F '[()]' '/iPhone 17/{print $2; exit}')
          echo "SIMULATOR=$SIMULATOR" >> $GITHUB_ENV
          xcrun simctl boot "$SIMULATOR" || true
          open -a Simulator || true
          n=0; until xcrun simctl bootstatus "$SIMULATOR" -b || [ $n -ge 60 ]; do sleep 1; n=$((n+1)); done

      - name: Generate screenshots
        run: |
          flutter drive --driver=test_driver/screenshot_driver.dart --target=integration_test/make_screenshots_test.dart --dart-define=DEVICE_TYPE=iOSPhoneBig -d "$SIMULATOR"

      - name: Upload screenshots
        uses: actions/upload-artifact@v4
        with:
          name: screenshots-ios
          path: fastlane/metadata/ios/**/images/iPhone 6.9/*.png

  screenshots_android:
    name: 'Android - ${{ matrix.device.name }}'
    runs-on: ubuntu-latest
    strategy:
      matrix:
        device:
          - name: "Phone"
            profile: pixel_7_pro
            device_type: androidPhone
            folder: phoneScreenshots
          - name: "Tablet 7in"
            profile: 7in WSVGA (Tablet)
            device_type: androidTabletSmall
            folder: sevenInchScreenshots
          - name: "Tablet 10in"
            profile: pixel_tablet
            device_type: androidTabletBig
            folder: tenInchScreenshots
    steps:
      - uses: actions/checkout@v4

      - name: Common flutter setup
        uses: ./.github/actions/flutter-common

      - name: Enable KVM
        run: |
          echo 'KERNEL=="kvm", GROUP="kvm", MODE="0666", OPTIONS+="static_node=kvm"' | sudo tee /etc/udev/rules.d/99-kvm4all.rules
          sudo udevadm control --reload-rules
          sudo udevadm trigger --name-match=kvm

      - name: Accept Android SDK licenses
        run: yes | sdkmanager --licenses || true

      # Free up disk space on the runner. List taken from
      # https://github.com/flathub-infra/vorarbeiter/blob/main/.github/workflows/build.yml
      #
      # If needed, consult the list of available software for other candidates to remove:
      # https://github.com/actions/runner-images/blob/main/images/ubuntu/Ubuntu2404-Readme.md
      - name: Free up disk space
        run: |
          sudo swapoff -a || true
          sudo rm -rf /opt/ghc /usr/local/.ghcup || true
          sudo rm -rf /opt/hostedtoolcache/CodeQL || true
          sudo rm -rf /opt/hostedtoolcache/PyPy
          sudo rm -rf /usr/local/julia* /usr/share/java /usr/share/kotlinc
          sudo rm -rf /opt/hostedtoolcache/go /opt/az /opt/microsoft /opt/pipx
          sudo rm -rf /usr/share/miniconda /home/runner/.rustup /home/packer/.rustup /home/runneradmin/.rustup
          sudo rm -rf /etc/skel/.rustup /opt/hostedtoolcache/node /opt/google-cloud-sdk
          sudo rm -rf /usr/share/az_* /opt/google /usr/lib/firefox /usr/local/aws-*
          sudo rm -rf /usr/libexec/gcc /opt/actionarchivecache /opt/hostedtoolcache/Ruby
          sudo rm -rf /var/lib/mysql /usr/local/n
          sudo rm -rf /swapfile || true
          sudo rm -rf /usr/share/dotnet /usr/share/swift
          sudo rm -rf /usr/local/share/boost /usr/local/share/powershell
          sudo rm -rf /usr/lib/google-cloud-sdk 
          sudo rm -rf /usr/local/graalvm /usr/local/share/chromium
          sudo rm -rf /usr/local/lib/node_modules
          sudo rm -rf /usr/lib/dotnet /usr/lib/php /usr/share/mysql
          sudo rm -rf /usr/lib/llvm-*
          sudo rm -rf /usr/lib/mono
          sudo apt-get clean || true
          sudo rm -rf /var/lib/apt/lists/*

      - name: Generate screenshots
        uses: reactivecircus/android-emulator-runner@v2
        with:
          api-level: 36
          target: google_apis
          arch: x86_64
          profile: ${{ matrix.device.profile }}
          emulator-options: -no-snapshot-save -no-window -gpu swiftshader_indirect -noaudio -no-boot-anim -camera-back none
          disable-animations: true
          script: |           
            flutter drive --driver=test_driver/screenshot_driver.dart --target=integration_test/make_screenshots_test.dart --dart-define=DEVICE_TYPE=${{ matrix.device.device_type }}

      - name: Upload screenshots
        uses: actions/upload-artifact@v4
        with:
          name: screenshots-android-${{ matrix.device.folder }}
          path: fastlane/metadata/android/**/images/${{ matrix.device.folder }}/*.png

  commit_screenshots:
    name: 'Commit and push'
    needs:
      - screenshots_apple
      - screenshots_android

    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Download all screenshot artifacts
        uses: actions/download-artifact@v4
        with:
          path: screenshots

      - name: Merge artifacts into fastlane/metadata
        run: |
          set -euo pipefail
          rsync --archive --checksum --itemize-changes "screenshots/screenshots-android-phoneScreenshots/" fastlane/metadata/android/
          rsync --archive --checksum --itemize-changes "screenshots/screenshots-android-sevenInchScreenshots/" fastlane/metadata/android/
          rsync --archive --checksum --itemize-changes "screenshots/screenshots-android-tenInchScreenshots/" fastlane/metadata/android/
          rsync --archive --checksum --itemize-changes "screenshots/screenshots-ios/" fastlane/metadata/ios/

      - name: Commit screenshots to repository
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add fastlane/metadata/android fastlane/metadata/ios || true
          if git diff --staged --quiet; then
            echo "No new or changed screenshots to commit."
          else
            BRANCH=$(git rev-parse --abbrev-ref HEAD)
             git commit -m "Update screenshots"
             git push origin HEAD:"${BRANCH}"
          fi