57 lines
1.1 KiB
Go
57 lines
1.1 KiB
Go
package database
|
|
|
|
import (
|
|
"log"
|
|
"log/slog"
|
|
"os"
|
|
"time"
|
|
|
|
"gorm.io/driver/mysql"
|
|
"gorm.io/gorm"
|
|
"gorm.io/gorm/logger"
|
|
)
|
|
|
|
// Open 初始化 GORM 数据库连接并自动同步所有表结构。
|
|
func Open(dsn string) (*gorm.DB, error) {
|
|
gormLogger := logger.New(
|
|
log.New(os.Stdout, "", log.LstdFlags|log.Lmicroseconds),
|
|
logger.Config{
|
|
SlowThreshold: 500 * time.Millisecond,
|
|
LogLevel: logger.Warn,
|
|
IgnoreRecordNotFoundError: true,
|
|
Colorful: false,
|
|
},
|
|
)
|
|
db, err := gorm.Open(mysql.Open(dsn), &gorm.Config{
|
|
Logger: gormLogger,
|
|
})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
sqlDB, err := db.DB()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
sqlDB.SetMaxIdleConns(5)
|
|
sqlDB.SetMaxOpenConns(20)
|
|
sqlDB.SetConnMaxLifetime(time.Hour)
|
|
|
|
if err := autoMigrate(db); err != nil {
|
|
return nil, err
|
|
}
|
|
slog.Info("db", "event", "ready", "migrate", "ok")
|
|
return db, nil
|
|
}
|
|
|
|
func autoMigrate(db *gorm.DB) error {
|
|
return db.AutoMigrate(
|
|
&ProductRow{},
|
|
&ProductCodeRow{},
|
|
&OrderRow{},
|
|
&SiteSettingRow{},
|
|
&WishlistRow{},
|
|
&ChatMessageRow{},
|
|
)
|
|
}
|