# MotorSignal Azure Pipelines pilot
# Manual, non-publishing validation only. No signing keys or deployments.
trigger: none
pr: none

pool:
  vmImage: ubuntu-24.04

variables:
  flutterVersion: '3.44.6'

steps:
  - checkout: self
    clean: true
    fetchDepth: 1

  - bash: |
      set -euo pipefail
      echo 'Before cleanup:'
      df -h /
      free -h
      # Microsoft-hosted Ubuntu includes toolchains this Android pipeline does not need.
      sudo rm -rf /usr/share/dotnet /usr/local/share/powershell /opt/ghc /usr/local/.ghcup
      sudo rm -rf /usr/local/lib/android/sdk/emulator /usr/local/lib/android/sdk/system-images
      sudo apt-get clean
      echo 'After cleanup:'
      df -h /
      free -h
      available_kb="$(df --output=avail / | tail -1 | tr -d ' ')"
      if [ "$available_kb" -lt 6291456 ]; then
        echo 'At least 6 GiB free disk is required before Android SDK provisioning.'
        exit 1
      fi
    displayName: 'Free unused toolchains and verify disk capacity'

  - bash: |
      set -euo pipefail
      git clone --depth 1 --branch "$(flutterVersion)" https://github.com/flutter/flutter.git "$(Agent.TempDirectory)/flutter"
      echo "##vso[task.prependpath]$(Agent.TempDirectory)/flutter/bin"
      "$(Agent.TempDirectory)/flutter/bin/flutter" --version
    displayName: 'Install pinned Flutter SDK'

  - bash: |
      set -euo pipefail
      flutter pub get
      dart run build_runner build --delete-conflicting-outputs
      flutter analyze --no-fatal-infos
      flutter test
    displayName: 'Generate, analyze and test Flutter'

  - bash: |
      set -euo pipefail
      echo 'Before Android compilation:'
      df -h /
      free -h
      SDKROOT="${ANDROID_SDK_ROOT:-${ANDROID_HOME:-}}"
      test -n "$SDKROOT"
      echo "flutter.sdk=$(Agent.TempDirectory)/flutter" > android/local.properties
      SDKMANAGER="$(find "$SDKROOT/cmdline-tools" -type f -name sdkmanager -print -quit 2>/dev/null || true)"
      test -x "$SDKMANAGER"
      "$SDKMANAGER" 'platforms;android-36' 'build-tools;36.0.0' 'platform-tools'
      if [ ! -f android/gradlew ]; then
        (cd android && gradle wrapper --gradle-version 9.1.0 --distribution-type all)
      fi
      chmod +x android/gradlew
      # Agent-specific limits, applied only in CI's disposable checkout.
      cat >> android/gradle.properties <<'GRADLE_LIMITS'
      org.gradle.jvmargs=-Xmx2g -XX:MaxMetaspaceSize=768m -XX:ReservedCodeCacheSize=256m -Dfile.encoding=UTF-8
      org.gradle.workers.max=2
      org.gradle.parallel=false
      org.gradle.daemon=false
      GRADLE_LIMITS
      export JAVA_TOOL_OPTIONS="-XX:MaxRAMPercentage=60"
      flutter build apk --debug
      test -s build/app/outputs/flutter-apk/app-debug.apk || test -s build/app/outputs/flutter-apk/app-production-debug.apk
      echo 'Android debug APK built and verified locally; artifact intentionally not published.'
      df -h /
      free -h
    displayName: 'Build and verify debug APK without artifact upload'