init project

modules/system/dao/dao.go

@@ -0,0 +1,29 @@
+package dao
+
+import (
+	"app/providers/config"
+	"context"
+	"errors"
+
+	"gorm.io/gorm"
+)
+
+type Dao interface {
+	Release(context.Context, int, string) error
+}
+
+type DaoImpl struct {
+	Conf *config.Config
+	DB   *gorm.DB
+}
+
+func NewDao(DB *gorm.DB) Dao {
+	return &DaoImpl{DB: DB}
+}
+
+func (c *DaoImpl) Release(ctx context.Context, a int, b string) error {
+	if a == 20 {
+		return errors.New("A cant't be 20 ")
+	}
+	return nil
+}