/**
 * Check Admin User
 * 
 * Script to check if the admin user exists and verify credentials.
 * 
 * Usage:
 *   tsx scripts/check-admin-user.ts
 */

import { getAuthDatabase } from '../src/services/database/migrations.js';
import { userService } from '../src/services/userService.js';
import { roleService } from '../src/services/roleService.js';

async function main() {
  try {
    const db = getAuthDatabase();
    
    console.log('\n=== Checking Admin User ===\n');
    
    // Check environment variables
    const adminEmail = process.env.ADMIN_EMAIL;
    const adminUsername = process.env.ADMIN_USERNAME || 'admin';
    const adminPassword = process.env.ADMIN_PASSWORD;
    
    console.log('Environment Variables:');
    console.log(`  ADMIN_EMAIL: ${adminEmail || 'NOT SET'}`);
    console.log(`  ADMIN_USERNAME: ${adminUsername}`);
    console.log(`  ADMIN_PASSWORD: ${adminPassword ? '***SET***' : 'NOT SET'}`);
    console.log('');
    
    // Check if users table exists
    try {
      const userCount = await db.queryOne<{ count: number }>(
        'SELECT COUNT(*) as count FROM users'
      );
      console.log(`Total users in database: ${userCount?.count || 0}`);
    } catch (error) {
      console.error('❌ Users table does not exist. Run migrations first: npm run migrate');
      await db.close();
      process.exit(1);
    }
    
    // Try to find user by email
    if (adminEmail) {
      const userByEmail = await userService.getUserByEmail(adminEmail);
      if (userByEmail) {
        console.log(`✓ User found by email: ${adminEmail}`);
        console.log(`  - ID: ${userByEmail.id}`);
        console.log(`  - Username: ${userByEmail.username}`);
        console.log(`  - Display Name: ${userByEmail.display_name}`);
        console.log(`  - Active: ${userByEmail.is_active}`);
        console.log(`  - Email Verified: ${userByEmail.email_verified}`);
        
        // Check roles
        const roles = await roleService.getUserRoles(userByEmail.id);
        console.log(`  - Roles: ${roles.map(r => r.name).join(', ') || 'None'}`);
        
        // Test password if provided
        if (adminPassword) {
          const isValid = await userService.verifyPassword(adminPassword, userByEmail.password_hash);
          console.log(`  - Password verification: ${isValid ? '✓ VALID' : '✗ INVALID'}`);
        }
      } else {
        console.log(`✗ User NOT found by email: ${adminEmail}`);
      }
    }
    
    // Try to find user by username
    const userByUsername = await userService.getUserByUsername(adminUsername);
    if (userByUsername) {
      console.log(`✓ User found by username: ${adminUsername}`);
      console.log(`  - ID: ${userByUsername.id}`);
      console.log(`  - Email: ${userByUsername.email}`);
      console.log(`  - Display Name: ${userByUsername.display_name}`);
      console.log(`  - Active: ${userByUsername.is_active}`);
      console.log(`  - Email Verified: ${userByUsername.email_verified}`);
      
      // Check roles
      const roles = await roleService.getUserRoles(userByUsername.id);
      console.log(`  - Roles: ${roles.map(r => r.name).join(', ') || 'None'}`);
      
      // Test password if provided
      if (adminPassword) {
        const isValid = await userService.verifyPassword(adminPassword, userByUsername.password_hash);
        console.log(`  - Password verification: ${isValid ? '✓ VALID' : '✗ INVALID'}`);
      }
    } else {
      console.log(`✗ User NOT found by username: ${adminUsername}`);
    }
    
    // List all users
    const allUsers = await db.query<any>('SELECT id, email, username, display_name, is_active, email_verified FROM users');
    if (allUsers && allUsers.length > 0) {
      console.log(`\n=== All Users (${allUsers.length}) ===`);
      for (const user of allUsers) {
        const roles = await roleService.getUserRoles(user.id);
        console.log(`  - ${user.email} (${user.username}) - Active: ${user.is_active}, Verified: ${user.email_verified}, Roles: ${roles.map(r => r.name).join(', ') || 'None'}`);
      }
    }
    
    await db.close();
    console.log('\n✓ Check completed\n');
  } catch (error) {
    console.error('✗ Error:', error);
    process.exit(1);
  }
}

main();