/* eslint-disable no-console */

interface GlobalTeardownConfig {
  projects?: Array<{
    name: string;
    use?: Record<string, unknown>;
  }>;
  webServer?: Array<{
    command: string;
    port: number;
    timeout: number;
    reuseExistingServer: boolean;
  }>;
  use?: {
    baseURL?: string;
    trace?: string;
    screenshot?: string;
  };
  [key: string]: unknown;
}

/**
 * Global teardown for authentication debug tests
 * Cleans up test environment and generates summary report
 */
async function globalTeardown(_config: GlobalTeardownConfig) {
  console.log('🧹 Starting authentication debug test teardown...');

  const startTime = Date.now();

  try {
    // Clean up test data
    await cleanupTestData();

    // Generate test summary
    await generateTestSummary();

    // Clean up test artifacts
    await cleanupTestArtifacts();

    // Log final status
    await logFinalStatus();

    const duration = Date.now() - startTime;
    console.log(`✅ Auth debug teardown completed in ${duration}ms`);
  } catch (error) {
    console.error('❌ Auth debug teardown failed:', error);
    // Don't throw error to avoid masking test failures
  }
}

/**
 * Clean up test data created during tests
 */
async function cleanupTestData(): Promise<void> {
  console.log('🗑️ Cleaning up test data...');

  try {
    // Clean up test users created during the test run
    await cleanupTestUsers();

    // Clean up any temporary files
    await cleanupTempFiles();

    console.log('✅ Test data cleanup completed');
  } catch (error) {
    console.warn('⚠️ Test data cleanup had issues:', error);
  }
}

/**
 * Remove test users created during testing
 */
async function cleanupTestUsers(): Promise<void> {
  console.log('👥 Cleaning up test users...');

  try {
    // Get list of databases
    const response = await fetch('http://localhost:5984/_all_dbs', {
      headers: {
        Authorization:
          'Basic ' + Buffer.from('admin:password').toString('base64'),
      },
    });

    if (!response.ok) {
      console.warn('⚠️ Could not access CouchDB for user cleanup');
      return;
    }

    // Look for users database
    const databases = await response.json();
    if (databases.includes('users')) {
      await cleanupUsersFromDatabase();
    }

    console.log('✅ Test users cleanup completed');
  } catch (error) {
    console.warn('⚠️ Could not cleanup test users:', error);
  }
}

/**
 * Clean up test users from the users database
 */
async function cleanupUsersFromDatabase(): Promise<void> {
  try {
    // Get all users
    const response = await fetch(
      'http://localhost:5984/users/_all_docs?include_docs=true',
      {
        headers: {
          Authorization:
            'Basic ' + Buffer.from('admin:password').toString('base64'),
        },
      }
    );

    if (!response.ok) {
      return;
    }

    const data = await response.json();
    const testUserPattern =
      /debug-test.*@localhost|test.*@localhost|strong.*@localhost/;

    // Find and delete test users
    for (const row of data.rows) {
      if (row.doc && row.doc.email && testUserPattern.test(row.doc.email)) {
        await deleteTestUser(row.doc._id, row.doc._rev);
      }
    }
  } catch (error) {
    console.warn('⚠️ Error cleaning users database:', error);
  }
}

/**
 * Delete a specific test user
 */
async function deleteTestUser(userId: string, rev: string): Promise<void> {
  try {
    const response = await fetch(
      `http://localhost:5984/users/${userId}?rev=${rev}`,
      {
        method: 'DELETE',
        headers: {
          Authorization:
            'Basic ' + Buffer.from('admin:password').toString('base64'),
        },
      }
    );

    if (response.ok) {
      console.log(`🗑️ Deleted test user: ${userId}`);
    }
  } catch (error) {
    console.warn(`⚠️ Could not delete test user ${userId}:`, error);
  }
}

/**
 * Clean up temporary files created during tests
 */
async function cleanupTempFiles(): Promise<void> {
  console.log('📂 Cleaning up temporary files...');

  try {
    const fs = await import('fs').then(m => m.promises);
    const path = await import('path');

    // Clean up any temporary screenshots or videos from failed tests
    const tempDirs = [
      'test-results-auth',
      'playwright-report-auth',
      'screenshots-temp',
      'videos-temp',
    ];

    for (const dir of tempDirs) {
      try {
        const fullPath = path.join(process.cwd(), dir);
        await fs.access(fullPath);
        // Directory exists, but don't delete it as it may contain useful debug info
        console.log(`📁 Preserved test artifacts in: ${dir}`);
      } catch {
        // Directory doesn't exist, which is fine
      }
    }

    console.log('✅ Temporary files cleanup completed');
  } catch (error) {
    console.warn('⚠️ Temporary files cleanup had issues:', error);
  }
}

/**
 * Generate test summary report
 */
async function generateTestSummary(): Promise<void> {
  console.log('📊 Generating test summary...');

  try {
    const fs = await import('fs').then(m => m.promises);
    const path = await import('path');

    // Check if test results exist
    const reportPath = path.join(process.cwd(), 'playwright-report-auth.json');

    try {
      await fs.access(reportPath);
      const reportData = await fs.readFile(reportPath, 'utf-8');
      const report = JSON.parse(reportData);

      // Generate summary
      const summary = {
        timestamp: new Date().toISOString(),
        testType: 'Authentication Debug',
        totalTests:
          report.suites?.reduce(
            (total: number, suite: { specs?: unknown[] }) =>
              total + (suite.specs?.length || 0),
            0
          ) || 0,
        passedTests: 0,
        failedTests: 0,
        skippedTests: 0,
        duration: report.stats?.duration || 0,
        environment: {
          nodeVersion: process.version,
          platform: process.platform,
          ci: !!process.env.CI,
        },
      };

      // Count test results
      if (report.suites) {
        for (const suite of report.suites) {
          if (suite.specs) {
            for (const spec of suite.specs) {
              if (spec.tests) {
                for (const test of spec.tests) {
                  switch (test.status) {
                    case 'passed':
                      summary.passedTests++;
                      break;
                    case 'failed':
                      summary.failedTests++;
                      break;
                    case 'skipped':
                      summary.skippedTests++;
                      break;
                  }
                }
              }
            }
          }
        }
      }

      // Save summary
      const summaryPath = path.join(process.cwd(), 'auth-debug-summary.json');
      await fs.writeFile(summaryPath, JSON.stringify(summary, null, 2));

      console.log('📈 Test Summary:');
      console.log(`   Total Tests: ${summary.totalTests}`);
      console.log(`   Passed: ${summary.passedTests}`);
      console.log(`   Failed: ${summary.failedTests}`);
      console.log(`   Skipped: ${summary.skippedTests}`);
      console.log(`   Duration: ${summary.duration}ms`);
      console.log(`   Summary saved to: auth-debug-summary.json`);
    } catch (_error) {
      console.warn('⚠️ Could not find test report for summary generation');
    }

    console.log('✅ Test summary generation completed');
  } catch (error) {
    console.warn('⚠️ Test summary generation had issues:', error);
  }
}

/**
 * Clean up test artifacts but preserve important debug information
 */
async function cleanupTestArtifacts(): Promise<void> {
  console.log('🧹 Managing test artifacts...');

  try {
    const fs = await import('fs').then(m => m.promises);
    const path = await import('path');

    // Archive old test results if they exist
    const testResultsDir = 'test-results-auth';
    const archiveDir = 'test-results-archive';

    try {
      await fs.access(testResultsDir);

      // Create archive directory if it doesn't exist
      try {
        await fs.mkdir(archiveDir, { recursive: true });
      } catch {
        // Directory might already exist
      }

      // Move current results to archive with timestamp
      const timestamp = new Date().toISOString().replace(/[:.]/g, '-');
      const archivePath = path.join(archiveDir, `auth-debug-${timestamp}`);

      await fs.rename(testResultsDir, archivePath);
      console.log(`📦 Archived test results to: ${archivePath}`);
    } catch {
      // No test results to archive
    }

    console.log('✅ Test artifacts management completed');
  } catch (error) {
    console.warn('⚠️ Test artifacts cleanup had issues:', error);
  }
}

/**
 * Log final status and cleanup recommendations
 */
async function logFinalStatus(): Promise<void> {
  console.log('📋 Auth Debug Test Session Complete');
  console.log('');
  console.log('📁 Available Reports:');
  console.log('   • HTML Report: playwright-report-auth/index.html');
  console.log('   • JSON Report: playwright-report-auth.json');
  console.log('   • Summary: auth-debug-summary.json');
  console.log('');
  console.log('🔧 Debug Commands:');
  console.log(
    '   • View HTML report: npx playwright show-report playwright-report-auth'
  );
  console.log(
    '   • Run specific test: bunx playwright test auth-debug.spec.ts --debug'
  );
  console.log('   • Interactive mode: make test-e2e-ui');
  console.log('');
  console.log('🧹 Cleanup Status:');
  console.log('   • Test users: Cleaned up');
  console.log('   • Temporary files: Preserved for debugging');
  console.log('   • Test artifacts: Archived');
  console.log('');

  // Check for failed tests and provide guidance
  try {
    const fs = await import('fs').then(m => m.promises);
    const path = await import('path');
    const summaryPath = path.join(process.cwd(), 'auth-debug-summary.json');

    const summaryData = await fs.readFile(summaryPath, 'utf-8');
    const summary = JSON.parse(summaryData);

    if (summary.failedTests > 0) {
      console.log('⚠️ Test Failures Detected:');
      console.log(`   ${summary.failedTests} test(s) failed`);
      console.log('   Check the HTML report for detailed failure information');
      console.log('   Use --debug flag to interactively debug failing tests');
      console.log('');
    } else if (summary.passedTests > 0) {
      console.log('✅ All Authentication Tests Passed!');
      console.log('   Authentication flows are working correctly');
      console.log('');
    }
  } catch {
    // Summary file might not exist
  }

  console.log('🎯 Next Steps:');
  console.log('   • Review test reports for any issues');
  console.log('   • Update authentication tests as features evolve');
  console.log('   • Run tests regularly in CI/CD pipeline');
  console.log('');
}

/**
 * Emergency cleanup in case of critical errors
 */
async function emergencyCleanup(): Promise<void> {
  console.log('🚨 Running emergency cleanup...');

  try {
    // Force cleanup of any hanging processes or connections
    // This is a safety net for test environments

    console.log('✅ Emergency cleanup completed');
  } catch (error) {
    console.error('❌ Emergency cleanup failed:', error);
  }
}

// Execute teardown
export default async function (config: GlobalTeardownConfig) {
  try {
    await globalTeardown(config);
  } catch (_error) {
    console.error('❌ Teardown failed, running emergency cleanup...');
    await emergencyCleanup();
  }
}