// =====================================================
// 設置競賽關聯數據
// =====================================================

const mysql = require('mysql2/promise');

async function setupCompetitionRelations() {
  console.log('🔧 設置競賽關聯數據...\n');

  try {
    // 連接數據庫
    const connection = await mysql.createConnection({
      host: 'mysql.theaken.com',
      port: 33306,
      user: 'AI_Platform',
      password: 'Aa123456',
      database: 'db_AI_Platform'
    });

    console.log('✅ 數據庫連接成功');

    const competitionId = "be4b0a71-91f1-11f0-bb38-4adff2d0e33e";

    // 檢查現有的評審
    console.log('\n📊 檢查現有評審...');
    const [judges] = await connection.execute('SELECT id, name FROM judges LIMIT 5');
    console.log('現有評審:', judges);

    // 檢查現有的APP
    console.log('\n📱 檢查現有APP...');
    const [apps] = await connection.execute('SELECT id, name FROM apps LIMIT 5');
    console.log('現有APP:', apps);

    // 檢查現有的關聯
    console.log('\n🔗 檢查現有關聯...');
    const [existingJudges] = await connection.execute(
      'SELECT COUNT(*) as count FROM competition_judges WHERE competition_id = ?',
      [competitionId]
    );
    const [existingApps] = await connection.execute(
      'SELECT COUNT(*) as count FROM competition_apps WHERE competition_id = ?',
      [competitionId]
    );
    console.log('競賽評審關聯數:', existingJudges[0].count);
    console.log('競賽APP關聯數:', existingApps[0].count);

    // 如果沒有關聯，創建一些測試關聯
    if (existingJudges[0].count === 0 && judges.length > 0) {
      console.log('\n➕ 創建評審關聯...');
      for (let i = 0; i < Math.min(3, judges.length); i++) {
        await connection.execute(
          'INSERT INTO competition_judges (competition_id, judge_id) VALUES (?, ?)',
          [competitionId, judges[i].id]
        );
        console.log(`✅ 關聯評審: ${judges[i].name}`);
      }
    }

    if (existingApps[0].count === 0 && apps.length > 0) {
      console.log('\n➕ 創建APP關聯...');
      for (let i = 0; i < Math.min(2, apps.length); i++) {
        await connection.execute(
          'INSERT INTO competition_apps (competition_id, app_id) VALUES (?, ?)',
          [competitionId, apps[i].id]
        );
        console.log(`✅ 關聯APP: ${apps[i].name}`);
      }
    }

    // 驗證關聯
    console.log('\n✅ 驗證關聯...');
    const [finalJudges] = await connection.execute(
      'SELECT COUNT(*) as count FROM competition_judges WHERE competition_id = ?',
      [competitionId]
    );
    const [finalApps] = await connection.execute(
      'SELECT COUNT(*) as count FROM competition_apps WHERE competition_id = ?',
      [competitionId]
    );
    console.log('最終評審關聯數:', finalJudges[0].count);
    console.log('最終APP關聯數:', finalApps[0].count);

    await connection.end();
    console.log('\n✅ 數據庫連接已關閉');

  } catch (error) {
    console.error('❌ 設置失敗:', error.message);
  }
}

// 執行設置
setupCompetitionRelations();