name: CI - Multi-Platform Native

on:
  pull_request:
  push:
    branches: [ master, develop ]
  workflow_dispatch:
    inputs:
      configuration:
        description: 'Build configuration'
        required: false
        default: 'Debug'
        type: choice
        options:
          - Debug
          - Release
      platforms:
        description: 'Comma-separated platforms to build (ios, android, linux)'
        required: false
        default: 'ios'
        type: string
      run_tests:
        description: 'Run unit tests'
        required: false
        default: true
        type: boolean

defaults:
  run:
    shell: bash

jobs:
  # iOS Build Job
  build-ios:
    name: Build iOS (RSSuper)
    runs-on: macOS
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Show available Xcode versions
        run: |
          echo "=== Available Xcode installations ==="
          ls -la /Applications/ | grep -i xcode || echo "No Xcode found in /Applications"
          echo ""
          echo "=== Current xcode-select path ==="
          xcode-select -p || echo "xcode-select failed"
          echo ""
          echo "=== xcodebuild version ==="
          xcodebuild -version || echo "xcodebuild failed"

      - name: Select Xcode version
        run: |
          echo "=== Current xcode-select path ==="
          xcode-select -p || echo "xcode-select failed"
          echo "=== Current Xcode version ==="
          xcodebuild -version || echo "xcodebuild failed"
          
          # Try common Xcode paths in order of preference (newest first)
          for path in \
            "/Applications/Xcode_16.3.app/Contents/Developer" \
            "/Applications/Xcode_16.2.app/Contents/Developer" \
            "/Applications/Xcode_16.1.app/Contents/Developer" \
            "/Applications/Xcode_16.0.app/Contents/Developer" \
            "/Applications/Xcode_15.4.app/Contents/Developer" \
            "/Applications/Xcode_15.3.app/Contents/Developer" \
            "/Applications/Xcode_15.2.app/Contents/Developer" \
            "/Applications/Xcode_15.1.app/Contents/Developer" \
            "/Applications/Xcode_15.0.app/Contents/Developer" \
            "/Applications/Xcode.app/Contents/Developer"
          do
            if [ -d "$path" ]; then
              CURRENT_PATH=$(xcode-select -p 2>/dev/null || echo "")
              if [ "$CURRENT_PATH" != "$path" ]; then
                echo "Switching Xcode to: $path"
                xcode-select -s "$path" || true
              else
                echo "Xcode already selected at: $path"
              fi
              break
            fi
          done
          
          echo "=== Selected Xcode path ==="
          xcode-select -p
          echo "=== Xcode version ==="
          xcodebuild -version

      - name: Build iOS Debug
        id: build_ios_debug
        run: |
          cd native-route/ios/RSSuper
          
          TIMESTAMP=$(date -u "+%Y-%m-%d %H:%M:%S UTC")
          COMMIT="${{ github.sha }}"
          SHORT_COMMIT="${COMMIT:0:7}"
          REF="${{ github.ref_name }}"

          BUILD_LOG=$(mktemp)
          echo "Capturing build output to: $BUILD_LOG"

          set +e
          xcodebuild -project RSSuper.xcodeproj \
            -scheme RSSuper \
            -configuration Debug \
            -destination "generic/platform=iOS" \
            build > "$BUILD_LOG" 2>&1
          BUILD_EXIT=$?
          set -e

          cat "$BUILD_LOG"
          echo "Build completed with exit code: $BUILD_EXIT"

          if [ "$BUILD_EXIT" = "0" ]; then
            STATUS="PASSED"
          else
            STATUS="FAILED"
          fi

          # Extract errors
          ERRORS=""
          WARNINGS=""
          FALLBACK=""
          
          if [ -f "$BUILD_LOG" ] && [ -s "$BUILD_LOG" ]; then
            ERRORS=$(grep -E "\.swift:[0-9]+:[0-9]+: error:" "$BUILD_LOG" \
              | sed 's|.*/\([^/]*\.swift\)|\1|' \
              | sort -u || true)
            
            GENERAL_ERRORS=$(grep -E "error:|Error:" "$BUILD_LOG" \
              | grep -v "\.swift:[0-9]+:[0-9]+:" \
              | head -10 || true)
            
            WARNINGS=$(grep -E "\.swift:[0-9]+:[0-9]+: warning:" "$BUILD_LOG" \
              | sed 's|.*/\([^/]*\.swift\)|\1|' \
              | sort -u || true)
            
            if [ -z "$ERRORS" ] && [ -z "$GENERAL_ERRORS" ]; then
              FALLBACK=$(grep -E "error:|failed|FAILED|BUILD FAILED|note:" "$BUILD_LOG" \
                | grep -v "^export " \
                | grep -v "^    " \
                | tail -30 || true)
            fi
          fi

          # Generate iOS build report
          {
            echo "# iOS Build Report"
            echo ""
            echo "| | |"
            echo "|---|---|"
            echo "| **Status** | $STATUS |"
            echo "| **Commit** | \`$SHORT_COMMIT\` |"
            echo "| **Branch** | \`$REF\` |"
            echo "| **Time** | $TIMESTAMP |"
            echo ""

            if [ "$STATUS" = "FAILED" ]; then
              echo "## Errors"
              echo ""
              if [ -n "$ERRORS" ]; then
                echo '```'
                echo "$ERRORS"
                echo '```'
                echo ""
              fi
            else
              echo "## Result"
              echo ""
              echo "iOS build completed successfully."
              echo ""
            fi

            if [ -n "$WARNINGS" ]; then
              echo "## Warnings"
              echo ""
              echo '```'
              echo "$WARNINGS"
              echo '```'
              echo ""
            fi
          } > ios-build-report.md

          echo "=== Generated ios-build-report.md ==="
          cat ios-build-report.md

          rm -f "$BUILD_LOG"
          exit $BUILD_EXIT

      - name: Upload iOS Debug artifact
        if: steps.build_ios_debug.outcome == 'success'
        uses: actions/upload-artifact@v4
        with:
          name: RSSuper-iOS-Debug
          path: |
            ~/Library/Developer/Xcode/DerivedData/RSSuper-*/Build/Products/Debug-iphoneos/RSSuper.app
          if-no-files-found: warn
          retention-days: 7

      - name: Run iOS Unit Tests
        if: ${{ github.event_name != 'workflow_dispatch' || inputs.run_tests == true }}
        run: |
          cd native-route/ios/RSSuper
          xcodebuild test -project RSSuper.xcodeproj \
            -scheme RSSuper \
            -configuration Debug \
            -destination "generic/platform=iOS" \
            ONLY_ACTIVE_ARCH=NO

      - name: Build iOS Release
        run: |
          cd native-route/ios/RSSuper
          xcodebuild -project RSSuper.xcodeproj \
            -scheme RSSuper \
            -configuration Release \
            -destination "generic/platform=iOS" \
            build

      - name: Upload iOS Release artifact
        uses: actions/upload-artifact@v4
        with:
          name: RSSuper-iOS-Release
          path: |
            ~/Library/Developer/Xcode/DerivedData/RSSuper-*/Build/Products/Release-iphoneos/RSSuper.app
          if-no-files-found: warn
          retention-days: 30

  # macOS Build Job (using same iOS project)
  build-macos:
    name: Build macOS
    runs-on: macOS
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Select Xcode
        run: |
          xcode-select -s /Applications/Xcode.app/Contents/Developer
          xcodebuild -version

      - name: Build macOS
        run: |
          cd native-route/ios/RSSuper
          
          # Note: This requires the Xcode project to have a macOS target
          # For now, we'll build for iOS simulator which can run on macOS
          xcodebuild -project RSSuper.xcodeproj \
            -scheme RSSuper \
            -configuration Debug \
            -destination "platform=macOS" \
            build || echo "macOS target not configured yet"

  # Android Build Job
  build-android:
    name: Build Android
    runs-on: ubuntu-24.04
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up JDK 17
        uses: actions/setup-java@v4
        with:
          java-version: '17'
          distribution: 'temurin'

      - name: Setup Android SDK
        uses: android-actions/setup-android@v3

      - name: Build Android Debug
        run: |
          cd native-route/android
          
          # Create basic Android project structure if it doesn't exist
          if [ ! -f "build.gradle.kts" ]; then
            echo "Android project not yet initialized"
            echo "Placeholder for Android build"
          else
            ./gradlew assembleDebug
          fi

      - name: Upload Android artifact
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: RSSuper-Android-Debug
          path: native-route/android/app/build/outputs/apk/debug/*.apk
          if-no-files-found: ignore
          retention-days: 7

  # Linux Build Job
  build-linux:
    name: Build Linux
    runs-on: ubuntu
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Install dependencies
        run: |
          sudo apt-get update
          sudo apt-get install -y \
            build-essential \
            cmake \
            ninja-build \
            pkg-config \
            libgtk-3-dev \
            libsqlite3-dev

      - name: Build Linux
        run: |
          cd native-route/linux
          
          # Placeholder for Linux build
          # This will be set up with proper build system later
          echo "Linux build placeholder"
          echo "Project structure will be created with:"
          echo "- CMake or Meson build system"
          echo "- GTK4 or GTK+3 for UI"
          echo "- Swift Linux runtime or alternative"

  # Summary Job
  build-summary:
    name: Build Summary
    runs-on: ubuntu
    needs: [build-ios, build-macos, build-android, build-linux]
    if: always()
    
    steps:
      - name: Generate Summary
        run: |
          echo "# RSSuper Multi-Platform Build Summary" > summary.md
          echo "" >> summary.md
          echo "## Build Results" >> summary.md
          echo "" >> summary.md
          echo "| Platform | Status |" >> summary.md
          echo "|----------|--------|" >> summary.md
          echo "| iOS | ${{ needs.build-ios.result }} |" >> summary.md
          echo "| macOS | ${{ needs.build-macos.result }} |" >> summary.md
          echo "| Android | ${{ needs.build-android.result }} |" >> summary.md
          echo "| Linux | ${{ needs.build-linux.result }} |" >> summary.md
          echo "" >> summary.md
          echo "## Details" >> summary.md
          echo "" >> summary.md
          echo "- **Commit:** ${{ github.sha }}" >> summary.md
          echo "- **Branch:** ${{ github.ref_name }}" >> summary.md
          echo "- **Date:** $(date -u "+%Y-%m-%d %H:%M:%S UTC")" >> summary.md
          echo "" >> summary.md
          
          cat summary.md

      - name: Upload Summary
        uses: actions/upload-artifact@v4
        with:
          name: build-summary
          path: summary.md
          retention-days: 1