// =====================================================
// 檢查競賽相關數據
// =====================================================

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

async function checkCompetitionData() {
  console.log('🔍 檢查競賽相關數據...\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');

    // 檢查競賽數據
    console.log('\n📊 競賽數據:');
    const [competitions] = await connection.execute('SELECT id, name, type FROM competitions LIMIT 5');
    console.log(competitions);

    // 檢查競賽規則
    console.log('\n📊 競賽規則:');
    const [rules] = await connection.execute('SELECT * FROM competition_rules LIMIT 10');
    console.log(rules);

    // 檢查競賽APP關聯
    console.log('\n📊 競賽APP關聯:');
    const [competitionApps] = await connection.execute('SELECT * FROM competition_apps LIMIT 10');
    console.log(competitionApps);

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

    // 檢查特定APP的競賽關聯
    const appId = "7f7395f4-ad9f-4d14-9e2c-84962ecbcfd7";
    console.log(`\n📊 APP ${appId} 的競賽關聯:`);
    const [appCompetition] = await connection.execute(
      'SELECT ca.*, c.name as competition_name FROM competition_apps ca LEFT JOIN competitions c ON ca.competition_id = c.id WHERE ca.app_id = ?',
      [appId]
    );
    console.log(appCompetition);

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

  } catch (error) {
    console.error('❌ 檢查失敗:', error.message);
  }
}

// 執行檢查
checkCompetitionData();