Added MySQLResult::Handle()

app/kernel/conn/mysql.go

@@ -1,6 +1,7 @@
 package conn
 
 import (
+	"errors"
 	"github.com/zeromicro/go-zero/core/stores/sqlx"
 	//"gorm.io/driver/mysql"
 	//"gorm.io/gorm"
@@ -19,3 +20,19 @@ func InitMySQL() {
 //func NewGormDryRunSession() *gorm.DB {
 //	return Gorm.Session(&gorm.Session{DryRun: true})
 //}
+
+type MySQLResult[T any] struct {
+	Result T
+	Err    error
+}
+
+func (m MySQLResult[T]) Handle() (*T, error) {
+	switch {
+	case m.Err == nil:
+		return &m.Result, nil
+	case errors.Is(m.Err, sqlx.ErrNotFound):
+		return nil, nil
+	default:
+		return nil, m.Err
+	}
+}