# .github/workflows/linux-build-github.yml
name: Build Linux Release

on:
  release:
    types: [published]

jobs:
  build:
    name: Build and Upload Linux Release
    runs-on: ubuntu-22.04
    if: github.repository_owner == 'vleeuwenmenno' && contains(github.server_url, 'github.com')
    permissions:
      contents: write

    steps:
      - uses: actions/checkout@v4

      - name: Set up Flutter
        uses: subosito/flutter-action@v2
        with:
          channel: "stable"

      - name: Enable Linux desktop support
        run: flutter config --enable-linux-desktop

      - name: Install Linux dependencies
        run: |
          # Fix GPG key issues
          sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 871920D1991BC93C
          sudo apt-get update -y
          # Install dependencies needed for Flutter Linux builds and appimage-builder
          sudo apt-get install -y clang cmake git ninja-build pkg-config libgtk-3-dev liblzma-dev libstdc++-12-dev \
            python3-pip python3-setuptools patchelf desktop-file-utils libgdk-pixbuf2.0-dev fakeroot strace pipx squashfs-tools zsync \
            python3-venv python3-dev appstream

      - name: Get dependencies
        run: flutter pub get

      - name: Build Linux release
        run: flutter build linux --release

      - name: Extract version
        id: version
        run: |
          APP_VERSION=$(grep 'version:' pubspec.yaml | sed 's/version: //g' | sed 's/+.*//g')
          echo "APP_VERSION=$APP_VERSION" >> $GITHUB_ENV

      - name: Zip bundle directory
        run: |
          cd build/linux/x64/release
          zip -r ../../../../supplements_${{ env.APP_VERSION }}_amd64_linux.zip bundle/*
          cd ../../../../ # Go back to the root directory

      - name: Download and extract AppImageTool
        run: |
          wget -O appimagetool-x86_64.AppImage https://github.com/AppImage/appimagetool/releases/download/continuous/appimagetool-x86_64.AppImage
          chmod +x appimagetool-x86_64.AppImage
          # Extract AppImageTool to avoid FUSE dependency issues in containers
          ./appimagetool-x86_64.AppImage --appimage-extract
          # The extracted tool will be in squashfs-root/AppRun

      - name: Create AppDir structure using Flutter bundle
        run: |
          # Verify Flutter build exists
          echo "Verifying Flutter build..."
          if [[ ! -d "build/linux/x64/release/bundle" ]]; then
            echo "Error: Flutter build directory not found!"
            ls -la build/linux/x64/release/ || echo "Release directory doesn't exist"
            exit 1
          fi

          if [[ ! -f "build/linux/x64/release/bundle/supplements" ]]; then
            echo "Error: supplements executable not found!"
            ls -la build/linux/x64/release/bundle/
            exit 1
          fi

          # Create AppDir and copy the entire Flutter bundle
          echo "Creating AppDir with Flutter bundle..."
          mkdir -p AppDir
          cp -r build/linux/x64/release/bundle AppDir/

          # Create required directories for AppImage structure
          mkdir -p AppDir/usr/share/applications
          mkdir -p AppDir/usr/share/icons/hicolor/64x64/apps

          # Copy icon
          echo "Copying application icon..."
          if [[ -f "android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png" ]]; then
            # Copy to standard location
            cp android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png AppDir/usr/share/icons/hicolor/64x64/apps/
            # Also copy to AppDir root with the name referenced in desktop file
            cp android/app/src/main/res/mipmap-xxhdpi/ic_launcher.png AppDir/ic_launcher.png
          else
            echo "Warning: Icon not found, trying other locations..."
            ICON_FILE=$(find android/app/src/main/res/ -name "ic_launcher.png" | head -1)
            if [[ -n "$ICON_FILE" ]]; then
              cp "$ICON_FILE" AppDir/usr/share/icons/hicolor/64x64/apps/
              cp "$ICON_FILE" AppDir/ic_launcher.png
            else
              echo "No icon found"
            fi
          fi

          # Create desktop file (AppImageTool looks for it in the root of AppDir)
          echo "Creating desktop file..."
          cat > AppDir/supplements.desktop << 'EOF'
          [Desktop Entry]
          Name=supplements
          Exec=AppRun
          Icon=ic_launcher
          Type=Application
          Categories=Utility;
          EOF

          # Also create it in the standard location for completeness
          cp AppDir/supplements.desktop AppDir/usr/share/applications/supplements.desktop

          # Create AppRun script that uses the Flutter bundle directly
          echo "Creating AppRun script..."
          cat > AppDir/AppRun << 'EOF'
          #!/bin/bash
          HERE="$(dirname "$(readlink -f "${0}")")"
          cd "${HERE}/bundle"
          exec "./supplements" "$@"
          EOF
          chmod +x AppDir/AppRun

          echo "AppDir structure created successfully!"
          echo "AppDir contents:"
          ls -la AppDir/
          echo "Bundle contents:"
          ls -la AppDir/bundle/
          echo "Desktop file verification:"
          ls -la AppDir/*.desktop
          echo "Icon verification:"
          ls -la AppDir/usr/share/icons/hicolor/64x64/apps/

      - name: Build AppImage manually
        run: |
          # Verify AppDir structure before building
          echo "Verifying AppDir structure..."
          if [[ ! -f "AppDir/AppRun" ]]; then
            echo "Error: AppRun not found!"
            exit 1
          fi

          if [[ ! -f "AppDir/bundle/supplements" ]]; then
            echo "Error: supplements executable not found in AppDir/bundle/!"
            exit 1
          fi

          # Build AppImage using extracted appimagetool (avoids FUSE issues)
          echo "Building AppImage..."
          ARCH=amd64 ./squashfs-root/AppRun AppDir supplements-latest-amd64.AppImage

          # Check if AppImage was created successfully
          if [[ -f "supplements-latest-amd64.AppImage" ]]; then
            echo "AppImage created successfully!"
            ls -la supplements-latest-amd64.AppImage
          else
            echo "Error: AppImage creation failed!"
            exit 1
          fi

      - name: Debug release information
        run: |
          echo "Release tag: ${{ github.event.release.tag_name }}"
          echo "Release name: ${{ github.event.release.name }}"
          echo "Release URL: ${{ github.event.release.html_url }}"
          echo "App version: ${{ env.APP_VERSION }}"

      - name: Upload Linux Zip to GitHub Release
        run: |
          gh release upload "${{ github.event.release.tag_name }}" "supplements_${{ env.APP_VERSION }}_amd64_linux.zip" --clobber
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Upload Linux AppImage to GitHub Release
        run: |
          gh release upload "${{ github.event.release.tag_name }}" "supplements-latest-amd64.AppImage" --clobber
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}