name: AUR Release

permissions:
  contents: read
  actions: read

on:
  workflow_dispatch:
    inputs:
      tag:
        description: 'Tag version to release to AUR (e.g., v0.5.1)'
        required: true
        type: string
      pkgrel:
        description: 'Package release number (default: 1)'
        required: false
        type: string
        default: '1'
  workflow_call:
    inputs:
      tag:
        description: 'Tag version to release to AUR'
        required: true
        type: string
      pkgrel:
        description: 'Package release number (default: 1)'
        required: false
        type: string
        default: '1'

jobs:
  aur-release:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          ref: ${{ inputs.tag }}
          fetch-depth: 0

      - name: Verify tag exists
        run: |
          if ! git rev-parse --verify "${{ inputs.tag }}" >/dev/null 2>&1; then
            echo "❌ Tag '${{ inputs.tag }}' does not exist"
            echo "Available tags:"
            git tag -l | tail -10
            exit 1
          fi
          echo "✅ Tag '${{ inputs.tag }}' exists"

      - name: Get release information
        id: release_info
        uses: actions/github-script@v7
        with:
          script: |
            const fs = require('fs');
            const packageJson = JSON.parse(fs.readFileSync('./package.json', 'utf8'));

            const tag = "${{ inputs.tag }}";
            const version = tag.replace(/^v/, '');
            const authorName = packageJson.author.name;
            const authorEmail = packageJson.author.email;
            const appImageUrl = `https://github.com/lone-cloud/gerbil/releases/download/${tag}/Gerbil-${version}.AppImage`;

            core.setOutput('version', version);
            core.setOutput('tag', tag);
            core.setOutput('author_name', authorName);
            core.setOutput('author_email', authorEmail);
            core.setOutput('appimage_url', appImageUrl);

            console.log(`Release info:`);
            console.log(`Version: ${version}`);
            console.log(`Tag: ${tag}`);
            console.log(`Author: ${authorName} <${authorEmail}>`);
            console.log(`AppImage URL: ${appImageUrl}`);

      - name: Verify AppImage availability
        run: |
          echo "Verifying AppImage is accessible..."
          APPIMAGE_URL="${{ steps.release_info.outputs.appimage_url }}"
          max_attempts=10
          attempt=1

          while [ $attempt -le $max_attempts ]; do
            echo "Attempt $attempt: Checking if AppImage is available..."
            if curl -I -f "$APPIMAGE_URL" > /dev/null 2>&1; then
              echo "✅ AppImage is accessible"
              break
            else
              echo "❌ AppImage not yet accessible, waiting 30 seconds..."
              sleep 30
              attempt=$((attempt + 1))
            fi
          done

          if [ $attempt -gt $max_attempts ]; then
            echo "❌ AppImage not accessible after $max_attempts attempts"
            exit 1
          fi

      - name: Download artifacts and calculate SHA256s
        id: sha_calc
        run: |
          # Download AppImage and desktop file with retry logic, then calculate SHA256s
          max_attempts=3

          # Download AppImage with retry
          for attempt in $(seq 1 $max_attempts); do
            echo "Attempt $attempt: Downloading AppImage..."
            if curl -L -o "gerbil-${{ steps.release_info.outputs.version }}.AppImage" "${{ steps.release_info.outputs.appimage_url }}"; then
              echo "✅ AppImage downloaded successfully"
              break
            else
              echo "❌ AppImage download failed, waiting 10 seconds..."
              sleep 10
              if [ $attempt -eq $max_attempts ]; then
                echo "❌ Failed to download AppImage after $max_attempts attempts"
                exit 1
              fi
            fi
          done

          # Use local files from the repository (already checked out)
          echo "✅ Using local desktop file from assets/"
          echo "✅ Using local LICENSE file from repository root"

          # Verify file sizes
          appimage_size=$(stat -c%s "gerbil-${{ steps.release_info.outputs.version }}.AppImage")
          echo "AppImage size: $appimage_size bytes"
          if [ $appimage_size -lt 50000000 ]; then  # Less than 50MB is suspicious
            echo "❌ AppImage seems too small ($appimage_size bytes), possible download issue"
            exit 1
          fi

          SHA256_APPIMAGE=$(sha256sum "gerbil-${{ steps.release_info.outputs.version }}.AppImage" | cut -d' ' -f1)
          SHA256_DESKTOP=$(sha256sum "assets/gerbil.desktop" | cut -d' ' -f1)
          SHA256_LICENSE=$(sha256sum "LICENSE" | cut -d' ' -f1)

          echo "sha256_appimage=$SHA256_APPIMAGE" >> $GITHUB_OUTPUT
          echo "sha256_desktop=$SHA256_DESKTOP" >> $GITHUB_OUTPUT
          echo "sha256_license=$SHA256_LICENSE" >> $GITHUB_OUTPUT

          echo "AppImage SHA256: $SHA256_APPIMAGE"
          echo "Desktop SHA256: $SHA256_DESKTOP"
          echo "License SHA256: $SHA256_LICENSE"

      - name: Generate PKGBUILD
        run: |
          cat > PKGBUILD << 'EOF'
          # Maintainer: ${{ steps.release_info.outputs.author_name }} <${{ steps.release_info.outputs.author_email }}>
          pkgname=gerbil
          pkgver=${{ steps.release_info.outputs.version }}
          pkgrel=${{ inputs.pkgrel || '1' }}
          pkgdesc="Run Large Language Models locally"
          arch=('x86_64')
          url="https://github.com/lone-cloud/gerbil"
          license=('AGPL-3.0-or-later')
          depends=('gtk3' 'nss')
          optdepends=('alsa-lib: Audio support for sound effects'
                     'libxss: Screen saver detection support')
          provides=('gerbil')
          conflicts=('gerbil-git')
          source=("gerbil-${pkgver}.AppImage::${{ steps.release_info.outputs.appimage_url }}")
          sha256sums=('${{ steps.sha_calc.outputs.sha256_appimage }}')

          prepare() {
              chmod +x "gerbil-${pkgver}.AppImage"
              "./gerbil-${pkgver}.AppImage" --appimage-extract
          }

          package() {
              # Install the application
              install -dm755 "${pkgdir}/opt/gerbil"
              cp -r squashfs-root/* "${pkgdir}/opt/gerbil/"
              
              # Fix permissions on extracted files
              chmod -R 755 "${pkgdir}/opt/gerbil/"
              
              # Rename the main executable to lowercase
              mv "${pkgdir}/opt/gerbil/Gerbil" "${pkgdir}/opt/gerbil/gerbil"
              
              # Create executable wrapper
              install -dm755 "${pkgdir}/usr/bin"
              cat > "${pkgdir}/usr/bin/gerbil" << 'WRAPPER'
          #!/bin/bash
          exec "/opt/gerbil/gerbil" "$@"
          WRAPPER
              chmod +x "${pkgdir}/usr/bin/gerbil"
              
              # Install desktop file and license
              install -dm755 "${pkgdir}/usr/share/applications"
              install -dm755 "${pkgdir}/usr/share/licenses/gerbil"
              install -m644 "${startdir}/gerbil.desktop" "${pkgdir}/usr/share/applications/"
              install -m644 "${startdir}/LICENSE" "${pkgdir}/usr/share/licenses/gerbil/"
              
              # Install icon to hicolor theme directory and pixmaps as fallback
              install -dm755 "${pkgdir}/usr/share/icons/hicolor/512x512/apps"
              install -dm755 "${pkgdir}/usr/share/pixmaps"

              if [ -f "${pkgdir}/opt/gerbil/usr/share/icons/hicolor/512x512/apps/Gerbil.png" ]; then
                  cp "${pkgdir}/opt/gerbil/usr/share/icons/hicolor/512x512/apps/Gerbil.png" "${pkgdir}/usr/share/icons/hicolor/512x512/apps/gerbil.png"
                  cp "${pkgdir}/opt/gerbil/usr/share/icons/hicolor/512x512/apps/Gerbil.png" "${pkgdir}/usr/share/pixmaps/gerbil.png"
              else
                  echo "Warning: Could not find Gerbil.png in expected locations"
                  find "${pkgdir}/opt/gerbil" -name "*erbil*.png" -type f | head -1 | while read icon_file; do
                      if [ -n "$icon_file" ]; then
                          echo "Found icon at: $icon_file"
                          cp "$icon_file" "${pkgdir}/usr/share/icons/hicolor/512x512/apps/gerbil.png"
                          cp "$icon_file" "${pkgdir}/usr/share/pixmaps/gerbil.png"
                      fi
                  done
              fi
              
              # Install shell completions
              install -dm755 "${pkgdir}/usr/share/bash-completion/completions"
              install -dm755 "${pkgdir}/usr/share/zsh/site-functions"
              
              # Bash completion
              cat > "${pkgdir}/usr/share/bash-completion/completions/gerbil" << 'BASH_COMP'
          _gerbil() {
              local cur prev opts
              COMPREPLY=()
              cur="${COMP_WORDS[COMP_CWORD]}"
              prev="${COMP_WORDS[COMP_CWORD-1]}"
              opts="--version --cli"

              case "${prev}" in
                  --cli)
                      # Don't complete after --cli, let user type kobold args
                      return 0
                      ;;
                  *)
                      COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) )
                      return 0
                      ;;
              esac
          }
          complete -F _gerbil gerbil
          BASH_COMP
              
              # Zsh completion
              cat > "${pkgdir}/usr/share/zsh/site-functions/_gerbil" << 'ZSH_COMP'
          #compdef gerbil

          _gerbil() {
              local context state line
              
              _arguments -C \
                  '1: :->command' \
                  '*: :->args' && return 0
                  
              case $state in
                  command)
                      local commands=(
                          '--version:Show version information'
                          '--cli:Run in CLI mode (pass remaining args to kobold binary)'
                      )
                      _describe 'commands' commands
                      ;;
                  args)
                      case ${words[2]} in
                          --cli)
                              # Don't complete after --cli, let user type kobold args
                              ;;
                      esac
                      ;;
              esac
          }

          _gerbil "$@"
          ZSH_COMP
          }
          EOF

      - name: Create .SRCINFO
        run: |
          # Create .SRCINFO file (required for AUR)
          cat > .SRCINFO << 'EOF'
          pkgbase = gerbil
          	pkgdesc = Run Large Language Models locally
          	pkgver = ${{ steps.release_info.outputs.version }}
          	pkgrel = ${{ inputs.pkgrel || '1' }}
          	url = https://github.com/lone-cloud/gerbil
          	arch = x86_64
          	license = AGPL-3.0-or-later
          	depends = gtk3
          	depends = nss
          	optdepends = alsa-lib: Audio support for sound effects
          	optdepends = libxss: Screen saver detection support
          	provides = gerbil
          	conflicts = gerbil-git
          	source = gerbil-${{ steps.release_info.outputs.version }}.AppImage::${{ steps.release_info.outputs.appimage_url }}
          	sha256sums = ${{ steps.sha_calc.outputs.sha256_appimage }}

          pkgname = gerbil
          EOF

      - name: Prepare local files for AUR package
        run: |
          # Copy desktop file so it's available during PKGBUILD execution
          cp "assets/gerbil.desktop" ./
          echo "✅ Local files prepared for AUR package"

      - name: Publish to AUR
        uses: KSXGitHub/github-actions-deploy-aur@v2.7.2
        with:
          pkgname: gerbil
          pkgbuild: ./PKGBUILD
          commit_username: ${{ steps.release_info.outputs.author_name }}
          commit_email: ${{ steps.release_info.outputs.author_email }}
          ssh_private_key: ${{ secrets.AUR_SSH_PRIVATE_KEY }}
          commit_message: "Update to ${{ steps.release_info.outputs.version }}-${{ inputs.pkgrel || '1' }}"
          ssh_keyscan_types: rsa,ecdsa,ed25519

      - name: Create AUR release summary
        run: |
          echo "## AUR Release Summary" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "📦 **Package**: gerbil" >> $GITHUB_STEP_SUMMARY
          echo "🔖 **Version**: ${{ steps.release_info.outputs.version }}" >> $GITHUB_STEP_SUMMARY
          echo "🔗 **AUR Page**: https://aur.archlinux.org/packages/gerbil" >> $GITHUB_STEP_SUMMARY
          echo "✅ **Status**: Successfully published to AUR" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "### Installation" >> $GITHUB_STEP_SUMMARY
          echo '```bash' >> $GITHUB_STEP_SUMMARY
          echo "# Using yay" >> $GITHUB_STEP_SUMMARY
          echo "yay -S gerbil" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "# Using paru" >> $GITHUB_STEP_SUMMARY
          echo "paru -S gerbil" >> $GITHUB_STEP_SUMMARY
          echo '```' >> $GITHUB_STEP_SUMMARY