const db = require('../config/database');

async function migrate() {
    try {
        console.log('Starting migration v2...');
        
        // 1. System Settings Table
        await db.query(`
            CREATE TABLE IF NOT EXISTS system_settings (
                key TEXT PRIMARY KEY,
                value TEXT
            )
        `);
        
        // Default settings
        const defaultSettings = [
            ['system_name', '学校成绩管理系统'],
            ['current_semester', '2023-2024-2'],
            ['allow_course_selection', '1'],
            ['allow_grade_check', '1']
        ];
        
        for (const [key, value] of defaultSettings) {
            await db.query('INSERT OR IGNORE INTO system_settings (key, value) VALUES (?, ?)', [key, value]);
        }
        
        // 2. Operation Logs Table
        await db.query(`
            CREATE TABLE IF NOT EXISTS operation_logs (
                id INTEGER PRIMARY KEY AUTOINCREMENT,
                user_id TEXT,
                operation_type TEXT,
                operation_target TEXT,
                description TEXT,
                ip_address TEXT,
                created_at TEXT DEFAULT (datetime('now', 'localtime'))
            )
        `);
        
        console.log('Migration v2 completed successfully.');
        process.exit(0);
    } catch (error) {
        console.error('Migration v2 failed:', error);
        process.exit(1);
    }
}

migrate();