package app

import (
	"fmt"

	. "code.hoteas.com/golang/hotime/db"
)

// SetupMySQLDatabase 为 MySQL 数据库创建测试表并灌入测试数据
func SetupMySQLDatabase(db *HoTimeDB) {
	if db.Type != "mysql" {
		return
	}

	fmt.Println("[MySQL Setup] 开始初始化 MySQL 数据库测试环境...")

	prefix := db.GetPrefix()
	createMySQLTables(db, prefix)
	seedTestData(db, "MySQL")

	fmt.Println("[MySQL Setup] MySQL 数据库测试环境初始化完成")
}

func mysqlTableExists(db *HoTimeDB, tableName string) bool {
	rows := db.Query("SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME=?", tableName)
	return len(rows) > 0
}

func createMySQLTables(db *HoTimeDB, prefix string) {
	// admin 表
	tbl := prefix + "admin"
	if !mysqlTableExists(db, tbl) {
		fmt.Println("[MySQL Setup] 创建表:", tbl)
		db.Exec("CREATE TABLE `" + tbl + "` (" +
			"`id` int(11) unsigned NOT NULL AUTO_INCREMENT," +
			"`name` varchar(100) DEFAULT NULL," +
			"`phone` varchar(20) DEFAULT NULL," +
			"`state` int(2) DEFAULT '0'," +
			"`password` varchar(100) DEFAULT NULL," +
			"`role_id` int(11) DEFAULT '0'," +
			"`title` varchar(100) DEFAULT NULL," +
			"`create_time` datetime DEFAULT NULL," +
			"`modify_time` datetime DEFAULT NULL," +
			"PRIMARY KEY (`id`)," +
			"UNIQUE KEY `uk_phone` (`phone`)" +
			") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4")
	}

	// ctg 分类表
	tbl = prefix + "ctg"
	if !mysqlTableExists(db, tbl) {
		fmt.Println("[MySQL Setup] 创建表:", tbl)
		db.Exec("CREATE TABLE `" + tbl + "` (" +
			"`id` int(11) unsigned NOT NULL AUTO_INCREMENT," +
			"`name` varchar(100) DEFAULT NULL," +
			"`state` int(2) DEFAULT '0'," +
			"`create_time` datetime DEFAULT NULL," +
			"`modify_time` datetime DEFAULT NULL," +
			"PRIMARY KEY (`id`)" +
			") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4")
	}

	// article 文章表
	tbl = prefix + "article"
	if !mysqlTableExists(db, tbl) {
		fmt.Println("[MySQL Setup] 创建表:", tbl)
		db.Exec("CREATE TABLE `" + tbl + "` (" +
			"`id` int(11) unsigned NOT NULL AUTO_INCREMENT," +
			"`title` varchar(200) DEFAULT NULL," +
			"`author` varchar(100) DEFAULT NULL," +
			"`content` text," +
			"`state` int(2) DEFAULT '0'," +
			"`click_num` int(11) DEFAULT '0'," +
			"`sort` int(11) DEFAULT '0'," +
			"`img` varchar(500) DEFAULT NULL," +
			"`ctg_id` int(11) DEFAULT '0'," +
			"`admin_id` int(11) DEFAULT '0'," +
			"`create_time` datetime DEFAULT NULL," +
			"`modify_time` datetime DEFAULT NULL," +
			"PRIMARY KEY (`id`)," +
			"KEY `idx_state` (`state`)," +
			"KEY `idx_ctg_id` (`ctg_id`)" +
			") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4")
	}

	// test_batch 测试批量表
	tbl = prefix + "test_batch"
	if !mysqlTableExists(db, tbl) {
		fmt.Println("[MySQL Setup] 创建表:", tbl)
		db.Exec("CREATE TABLE `" + tbl + "` (" +
			"`id` int(11) unsigned NOT NULL AUTO_INCREMENT," +
			"`name` varchar(100) DEFAULT NULL," +
			"`title` varchar(200) DEFAULT NULL," +
			"`state` int(2) DEFAULT '0'," +
			"`create_time` datetime DEFAULT NULL," +
			"PRIMARY KEY (`id`)" +
			") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4")
	}

	// cached 老版本缓存表（兼容模式测试需要）
	tbl = prefix + "cached"
	if !mysqlTableExists(db, tbl) {
		fmt.Println("[MySQL Setup] 创建表:", tbl)
		db.Exec("CREATE TABLE `" + tbl + "` (" +
			"`id` int(11) unsigned NOT NULL AUTO_INCREMENT," +
			"`key` varchar(64) DEFAULT NULL," +
			"`value` text," +
			"`endtime` bigint(20) DEFAULT NULL," +
			"`time` bigint(20) DEFAULT NULL," +
			"PRIMARY KEY (`id`)" +
			") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4")
	}

	// hotime_cache 新版缓存表
	tbl = prefix + "hotime_cache"
	if !mysqlTableExists(db, tbl) {
		fmt.Println("[MySQL Setup] 创建表:", tbl)
		db.Exec("CREATE TABLE `" + tbl + "` (" +
			"`id` int(11) unsigned NOT NULL AUTO_INCREMENT," +
			"`key` varchar(64) NOT NULL," +
			"`value` text," +
			"`end_time` datetime DEFAULT NULL," +
			"`state` int(2) DEFAULT '0'," +
			"`create_time` datetime DEFAULT NULL," +
			"`modify_time` datetime DEFAULT NULL," +
			"PRIMARY KEY (`id`)," +
			"UNIQUE KEY `uk_key` (`key`)," +
			"KEY `idx_end_time` (`end_time`)" +
			") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4")
	}
}