name: Create Frappe Site

on:
  # Manual trigger only
  workflow_dispatch:
    inputs:
      environment:
        description: 'Deployment environment'
        required: true
        default: 'test'
        type: choice
        options:
          - production
          - test
      site_name:
        description: 'Site name (e.g., academy.example.com)'
        required: true
        type: string
      set_as_default:
        description: 'Set as default site'
        required: false
        default: false
        type: boolean

env:
  HETZNER_HOST: 188.245.211.114
  HETZNER_USER: ignis_academy_lms
  DEPLOY_PATH: /opt/frappe-deployment

jobs:
  create-site:
    runs-on: ubuntu-latest
    # Use environment for secrets management
    environment: ${{ github.event.inputs.environment }}
    
    steps:
    - name: Validate site name
      run: |
        SITE_NAME="${{ github.event.inputs.site_name }}"
        
        # Validate site name (domain name or IP address)
        # Domain name pattern
        DOMAIN_PATTERN="^[a-zA-Z0-9][a-zA-Z0-9.-]*[a-zA-Z0-9]$"
        # IP address pattern (simple IPv4)
        IP_PATTERN="^([0-9]{1,3}\.){3}[0-9]{1,3}$"
        
        if [[ "$SITE_NAME" =~ $IP_PATTERN ]]; then
          # Validate IP address ranges (0-255 for each octet)
          IFS='.' read -ra OCTETS <<< "$SITE_NAME"
          for octet in "${OCTETS[@]}"; do
            if [[ $octet -lt 0 || $octet -gt 255 ]]; then
              echo "❌ Invalid IP address. Each octet must be between 0-255."
              exit 1
            fi
          done
          echo "✅ Valid IP address format: $SITE_NAME"
        elif [[ "$SITE_NAME" =~ $DOMAIN_PATTERN ]]; then
          echo "✅ Valid domain name format: $SITE_NAME"
        else
          echo "❌ Invalid site name format. Please use a valid domain name or IP address."
          echo "Examples: academy.example.com, test-site.local, 192.168.1.100, 188.231.133.113"
          exit 1
        fi
        
        if [[ ${#SITE_NAME} -lt 3 ]]; then
          echo "❌ Site name must be at least 3 characters long."
          exit 1
        fi
        
        if [[ ${#SITE_NAME} -gt 253 ]]; then
          echo "❌ Site name must be less than 253 characters long."
          exit 1
        fi
        
        echo "✅ Site name validation passed: $SITE_NAME"

    - name: Setup SSH key
      uses: webfactory/ssh-agent@v0.8.0
      with:
        ssh-private-key: ${{ secrets.HETZNER_SSH_KEY }}

    - name: Add Hetzner server to known hosts
      run: |
        ssh-keyscan -H ${{ env.HETZNER_HOST }} >> ~/.ssh/known_hosts

    - name: Check if deployment exists
      run: |
        echo "🔍 Checking if deployment exists on server..."
        ssh ${{ env.HETZNER_USER }}@${{ env.HETZNER_HOST }} "
          if [ ! -d ${{ env.DEPLOY_PATH }} ]; then
            echo '❌ Deployment directory not found at ${{ env.DEPLOY_PATH }}'
            echo 'Please run the deploy action first to set up the application.'
            exit 1
          fi
          
          if [ ! -f ${{ env.DEPLOY_PATH }}/scripts/create-site.sh ]; then
            echo '❌ create-site.sh script not found at ${{ env.DEPLOY_PATH }}/scripts/'
            echo 'Please ensure the deployment includes the create-site.sh script in the scripts directory'
            exit 1
          fi
          
          echo '✅ Deployment found and ready'
        "

    - name: Check if site already exists
      run: |
        echo "🔍 Checking if site already exists..."
        SITE_EXISTS=$(ssh ${{ env.HETZNER_USER }}@${{ env.HETZNER_HOST }} "
          cd ${{ env.DEPLOY_PATH }}
          # Check if site directory exists in sites folder
          if docker compose exec -T backend test -d '/home/frappe/frappe-bench/sites/${{ github.event.inputs.site_name }}'; then
            echo 'true'
          else
            echo 'false'
          fi
        ")
        
        if [ "$SITE_EXISTS" = "true" ]; then
          echo "❌ Site '${{ github.event.inputs.site_name }}' already exists!"
          echo "Please choose a different site name or remove the existing site first."
          exit 1
        fi
        
        echo "✅ Site name is available"

    - name: Check services status
      run: |
        echo "🔍 Checking if services are running..."
        ssh ${{ env.HETZNER_USER }}@${{ env.HETZNER_HOST }} "
          cd ${{ env.DEPLOY_PATH }}
          
          # Check if containers are running
          if ! docker compose ps --services --filter 'status=running' | grep -q 'backend'; then
            echo '❌ Backend service is not running'
            echo 'Please ensure the application is deployed and running'
            exit 1
          fi
          
          if ! docker compose ps --services --filter 'status=running' | grep -q 'mariadb'; then
            echo '❌ MariaDB service is not running'
            echo 'Please ensure the database is running'
            exit 1
          fi
          
          echo '✅ Required services are running'
        "

    - name: Prepare environment for site creation
      run: |
        echo "⚙️ Preparing environment..."
        ssh ${{ env.HETZNER_USER }}@${{ env.HETZNER_HOST }} "
          cd ${{ env.DEPLOY_PATH }}
          
          # Make sure the script is executable
          chmod +x scripts/create-site.sh
          
          # Check if .env exists
          if [ ! -f .env ]; then
            echo '❌ .env file not found'
            echo 'Please ensure the deployment is complete with environment configuration'
            exit 1
          fi
          
          echo '✅ Environment prepared'
        "

    - name: Create new site
      run: |
        echo "🌐 Creating site: ${{ github.event.inputs.site_name }}"
        echo "Environment: ${{ github.event.inputs.environment }}"
        
        # Prepare the set_as_default parameter
        SET_AS_DEFAULT="${{ github.event.inputs.set_as_default }}"
        if [ "$SET_AS_DEFAULT" = "true" ]; then
          SET_DEFAULT_FLAG="y"
        else
          SET_DEFAULT_FLAG="n"
        fi
        
        ssh ${{ env.HETZNER_USER }}@${{ env.HETZNER_HOST }} "
          cd ${{ env.DEPLOY_PATH }}
          
          # Run the create-site script with automatic responses
          timeout 300 ./scripts/create-site.sh '${{ github.event.inputs.site_name }}' '$SET_DEFAULT_FLAG'
        "

    - name: Verify site creation
      run: |
        echo "🔍 Verifying site creation..."
        ssh ${{ env.HETZNER_USER }}@${{ env.HETZNER_HOST }} "
          cd ${{ env.DEPLOY_PATH }}
          
          # Check if site was created successfully by checking if site directory exists
          if docker compose exec -T backend test -d '/home/frappe/frappe-bench/sites/${{ github.event.inputs.site_name }}'; then
            echo '✅ Site created successfully!'
            
            # Get site information
            echo ''
            echo '📋 Site Information:'
            echo 'Site Name: ${{ github.event.inputs.site_name }}'
            echo 'Environment: ${{ github.event.inputs.environment }}'
            echo 'URL: http://${{ github.event.inputs.site_name }}'
            echo ''
            
            # Show installed apps
            echo '📦 Installed Apps:'
            docker compose exec -T backend bench --site '${{ github.event.inputs.site_name }}' list-apps
          else
            echo '❌ Site creation verification failed'
            echo 'Site directory was not created in /home/frappe/frappe-bench/sites/'
            exit 1
          fi
        "

    - name: Post-creation tasks
      run: |
        echo "🔧 Running post-creation tasks..."
        ssh ${{ env.HETZNER_USER }}@${{ env.HETZNER_HOST }} "
          cd ${{ env.DEPLOY_PATH }}
          
          # Clear cache for all sites
          docker compose exec -T backend bench clear-cache
          
          # Restart services to ensure everything is properly loaded
          docker compose restart frontend websocket
          
          echo '✅ Post-creation tasks completed'
        "

    - name: Final status check
      run: |
        echo "🏁 Final status check..."
        ssh ${{ env.HETZNER_USER }}@${{ env.HETZNER_HOST }} "
          cd ${{ env.DEPLOY_PATH }}
          
          # Show service status
          echo '🐳 Container Status:'
          docker compose ps
          
          echo ''
          echo '📊 Site Status:'
          # Check if site exists and show basic info
          if docker compose exec -T backend test -d '/home/frappe/frappe-bench/sites/${{ github.event.inputs.site_name }}'; then
            echo 'Site directory: ✅ Exists'
            docker compose exec -T backend bench --site '${{ github.event.inputs.site_name }}' list-apps
          else
            echo 'Site directory: ❌ Not found'
          fi
        "

    - name: Display success message
      if: success()
      run: |
        echo ""
        echo "🎉 Site creation completed successfully!"
        echo ""
        echo "📋 Site Details:"
        echo "• Site Name: ${{ github.event.inputs.site_name }}"
        echo "• Environment: ${{ github.event.inputs.environment }}"
        echo "• URL: http://${{ github.event.inputs.site_name }}"
        echo "• Set as Default: ${{ github.event.inputs.set_as_default }}"
        echo ""
        echo "🔐 Default Credentials:"
        echo "• Username: Administrator"
        echo "• Password: Check your .env file for ADMIN_PASSWORD"
        echo ""
        echo "🔧 Next Steps:"
        echo "1. Update your DNS to point ${{ github.event.inputs.site_name }} to ${{ env.HETZNER_HOST }}"
        echo "2. Configure SSL certificate for production use"
        echo "3. Customize the site settings as needed"

    - name: Display failure message
      if: failure()
      run: |
        echo ""
        echo "💥 Site creation failed!"
        echo ""
        echo "🔍 Troubleshooting steps:"
        echo "1. Check if the deployment is running properly"
        echo "2. Verify the site name doesn't already exist"
        echo "3. Ensure the .env file is properly configured"
        echo "4. Check the server logs for detailed error messages"
        echo ""
        echo "📞 For support, check the job logs above for specific error details."