"""
数据库迁移脚本：创建反馈表
运行: python migrate_add_feedbacks_table.py
"""
import asyncio
import sys
from typing import Any

import aiomysql

from config import settings


async def migrate_create_feedbacks_table() -> bool:
    """创建反馈表"""
    try:
        conn: aiomysql.Connection = await aiomysql.connect(
            host=settings.MYSQL_HOST,
            port=settings.MYSQL_PORT,
            user=settings.MYSQL_USER,
            password=settings.MYSQL_PASSWORD,
            db=settings.MYSQL_DATABASE,
            charset="utf8mb4",
        )

        async with conn.cursor() as cursor:
            # 检查表是否存在
            await cursor.execute(
                """
                SELECT COUNT(*) FROM information_schema.tables
                WHERE table_schema = %s AND table_name = 'feedbacks'
                """,
                (settings.MYSQL_DATABASE,),
            )
            exists_row: Any = await cursor.fetchone()
            table_exists = bool(exists_row and exists_row[0] > 0)

            if not table_exists:
                print("🔄 创建 feedbacks 表...")
                await cursor.execute(
                    """
                    CREATE TABLE feedbacks (
                        id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY COMMENT '主键',
                        feedback_id VARCHAR(64) NOT NULL UNIQUE COMMENT '反馈ID',
                        user_id VARCHAR(64) NOT NULL COMMENT '用户ID',
                        
                        -- 反馈内容
                        content TEXT NOT NULL COMMENT '反馈内容',
                        
                        -- 状态信息
                        status ENUM('pending', 'reviewed', 'resolved', 'closed') NOT NULL DEFAULT 'pending' COMMENT '反馈状态',
                        
                        -- 扩展信息
                        metadata JSON NULL COMMENT '扩展信息',
                        
                        -- 时间信息
                        created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
                        updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
                        
                        INDEX idx_feedback_id (feedback_id),
                        INDEX idx_user_id (user_id),
                        INDEX idx_feedback_user_created (user_id, created_at)
                    ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
                    COMMENT='用户反馈表'
                    """
                )
                await conn.commit()
                print("✅ feedbacks 表创建完成")
            else:
                print("✅ feedbacks 表已存在")

        conn.close()
        return True
    except Exception:
        import traceback

        traceback.print_exc()
        return False


if __name__ == "__main__":
    if len(sys.argv) > 1 and sys.argv[1] == "--force":
        confirm = "y"
    else:
        confirm = input("\n是否继续执行迁移? (y/n): ")

    if confirm.lower() != "y":
        sys.exit(0)

    ok = asyncio.run(migrate_create_feedbacks_table())
    if not ok:
        sys.exit(1)