# Template for validating HTTP-based MCP servers
# Copy this file to your server's .github/workflows/ directory and customize as needed

name: MCP HTTP Protocol Validation

on:
  pull_request:
    branches: [ main, master ]  # Adjust branch names as needed
  workflow_dispatch:  # Allows manual triggering

# IMPORTANT: Before using this template:
# 1. Update SERVER_PATH below to point to your actual HTTP server file
# 2. Ensure your server implements a health check endpoint or responds to root URL
# 3. Adjust environment variables and dependencies as needed for your server

jobs:
  validate-http:
    name: Validate HTTP MCP Server
    runs-on: ubuntu-latest
    
    strategy:
      matrix:
        # Test against multiple protocol versions including the latest 2025-06-18
        protocol-version: ["2025-03-26", "2025-06-18"]
        # Optionally test multiple Python versions
        # python-version: ['3.10', '3.11', '3.12']
    
    # Optional: Add environment variables needed by your server
    # For 2025-06-18 OAuth 2.1 support, you may need:
    # env:
    #   API_KEY: ${{ secrets.API_KEY }}
    #   OAUTH_TOKEN: ${{ secrets.OAUTH_TOKEN }}
    #   SERVER_PORT: 8088
    #   OTHER_VAR: value
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.12'  # Adjust version as needed
      
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          # Install your server's dependencies
          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
          # Install the MCP validator from the repo
          pip install git+https://github.com/janix-ai/mcp-validator.git
          # Install curl for health check
          sudo apt-get update && sudo apt-get install -y curl
      
      - name: Run HTTP Compliance Tests
        id: http-test
        run: |
          mkdir -p reports
          
          # Configuration
          # REQUIRED: Update this path to your actual server file!
          SERVER_PATH="path/to/your/http_server.py"  # <-- CHANGE THIS LINE
          SERVER_PORT="${SERVER_PORT:-8088}"  # Use env var if set, else default to 8088
          SERVER_URL="http://localhost:${SERVER_PORT}"
          MAX_RETRIES=30
          RETRY_INTERVAL=1
          
          # Ensure server file exists and is executable
          if [ ! -f "$SERVER_PATH" ]; then
            echo "Error: Server file not found at $SERVER_PATH"
            exit 1
          fi
          chmod +x "$SERVER_PATH"
          
          # Start your HTTP server in background
          echo "Starting HTTP server..."
          python "$SERVER_PATH" --port "$SERVER_PORT" &
          SERVER_PID=$!
          
          # Wait for server to be ready
          echo "Waiting for server to be ready at $SERVER_URL..."
          for i in $(seq 1 $MAX_RETRIES); do
            if curl -s "$SERVER_URL/health" >/dev/null || curl -s "$SERVER_URL/" >/dev/null; then
              echo "Server is ready!"
              break
            fi
            if [ $i -eq $MAX_RETRIES ]; then
              echo "Error: Server failed to start after $MAX_RETRIES attempts"
              kill $SERVER_PID || true
              exit 1
            fi
            echo "Attempt $i/$MAX_RETRIES - Server not ready, waiting..."
            sleep $RETRY_INTERVAL
          done
          
          # Run HTTP compliance tests using the correct script
          echo "Running compliance tests..."
          python -m mcp_testing.http.cli \
            --server-url "$SERVER_URL" \
            --protocol-version ${{ matrix.protocol-version }} \
            --output-dir reports \
            --timeout 30 \
            --debug
          
          # Store the exit code
          TEST_EXIT_CODE=$?
          
          # Additional options for 2025-06-18:
          # --oauth-token "$OAUTH_TOKEN"     # For OAuth 2.1 authentication
          # --test-structured-output         # Test structured tool output
          # --test-batch-rejection           # Test batch request rejection
          # --test-elicitation              # Test elicitation support
          
          # Kill the server
          echo "Stopping HTTP server..."
          kill $SERVER_PID || true
          
          # Exit with the test exit code
          exit $TEST_EXIT_CODE
      
      - name: Upload test reports
        if: always()  # Upload reports even if tests fail
        uses: actions/upload-artifact@v4
        with:
          name: mcp-http-reports-${{ matrix.protocol-version }}
          path: reports/
          retention-days: 14
      
      - name: Post summary to PR
        if: github.event_name == 'pull_request'
        uses: actions/github-script@v7
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
          script: |
            const fs = require('fs');
            try {
              const reportFiles = fs.readdirSync('reports');
              const jsonReportFile = reportFiles.find(file => file.endsWith('.json'));
              
              let summary = `## MCP HTTP Validation Results (${{ matrix.protocol-version }})\n\n`;
              
              if (jsonReportFile) {
                const reportData = JSON.parse(fs.readFileSync(`reports/${jsonReportFile}`, 'utf8'));
                summary += `- Protocol Version: ${reportData.protocol_version || 'Unknown'}\n`;
                summary += `- Success Rate: ${reportData.success_rate || 'Unknown'}\n`;
                summary += `- Tests Run: ${reportData.total_tests || 0}\n`;
                
                // Add 2025-06-18 specific features if tested
                if (reportData.protocol_version === '2025-06-18') {
                  summary += `- OAuth 2.1 Support: ${reportData.oauth_support ? '✅' : '❌'}\n`;
                  summary += `- Structured Tool Output: ${reportData.structured_output_support ? '✅' : '❌'}\n`;
                  summary += `- Batch Request Rejection: ${reportData.batch_rejection_support ? '✅' : '❌'}\n`;
                  summary += `- Elicitation Support: ${reportData.elicitation_support ? '✅' : '❌'}\n`;
                }
                
                // Add failed tests if any
                const failedTests = (reportData.test_cases || []).filter(tc => tc.status === 'failed');
                if (failedTests.length > 0) {
                  summary += `\n### Failed Tests (${failedTests.length}):\n\n`;
                  failedTests.forEach(test => {
                    summary += `- ${test.name}: ${test.error_message || 'No error message'}\n`;
                  });
                }
              } else {
                summary += "No test report found.\n";
              }
              
              github.rest.issues.createComment({
                issue_number: context.issue.number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                body: summary
              });
            } catch (error) {
              console.error('Error creating PR comment:', error);
              
              github.rest.issues.createComment({
                issue_number: context.issue.number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                body: `## MCP HTTP Validation (${{ matrix.protocol-version }})\n\nError generating test results summary. Check the workflow logs for details.`
              });
            }