name: Macrobenchmark + Screen Record (Emulator API 35)

on:
  push:
    branches: [testNIA]

jobs:
  macrobenchmark:
    runs-on: ubuntu-latest

    strategy:
      matrix:
        api-level: [35]

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

      - name: Enable KVM for emulator
        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: Install emulator system dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y libpulse0 libvulkan1 mesa-utils libgl1 libglx-mesa0 libgl1-mesa-dri

      - name: Set up JDK 17
        uses: actions/setup-java@v5
        with:
          distribution: zulu
          java-version: 17
          cache: gradle

      - name: Build benchmark APKs
        run: |
          ./gradlew :app:assembleDemoBenchmark \
                    :benchmark:assembleDemoBenchmark

      - name: Cache AVD
        uses: actions/cache@v4
        id: avd-cache
        with:
          path: |
            ~/.android/avd/*
            ~/.android/adb*
          key: avd-${{ matrix.api-level }}

      - name: Create emulator snapshot (only if not cached)
        if: steps.avd-cache.outputs.cache-hit != 'true'
        uses: reactivecircus/android-emulator-runner@v2
        with:
          api-level: ${{ matrix.api-level }}
          target: google_apis
          arch: x86_64
          force-avd-creation: false
          emulator-options: -no-window -gpu host
          disable-animations: true
          script: echo "Snapshot created."

      - name: Run macrobenchmark + screen record
        uses: reactivecircus/android-emulator-runner@v2
        with:
          api-level: ${{ matrix.api-level }}
          target: google_apis
          arch: x86_64
          force-avd-creation: false
          emulator-options: -no-snapshot-save -no-window -gpu host
          disable-animations: true
          script: |
            echo "Starting screen recording"
            adb shell screenrecord /sdcard/benchmark.mp4 &

            # Run macrobenchmark tests (suppress emulator error, non-blocking)
            ./gradlew :benchmark:connectedDemoBenchmarkAndroidTest \
              -Pandroid.testInstrumentationRunnerArguments.androidx.benchmark.suppressErrors=EMULATOR \
              || true

            adb shell pkill -INT screenrecord || true
            sleep 3
            adb pull /sdcard/benchmark.mp4 benchmark.mp4

      - name: Upload macrobenchmark reports
        uses: actions/upload-artifact@v4
        with:
          name: macrobenchmark-reports
          path: benchmarks/build/reports/androidTests/connected/

      - name: Upload screen recording
        uses: actions/upload-artifact@v4
        with:
          name: benchmark-video
          path: benchmark.mp4