新增了：发放系统优惠卷

api/dao/couponGrant.go

@@ -0,0 +1,55 @@
+package dao
+
+import (
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+	"hospital-admin-api/api/model"
+	"hospital-admin-api/global"
+)
+
+type CouponGrantDao struct {
+}
+
+// GetCouponGrantById 获取数据-id
+func (r *CouponGrantDao) GetCouponGrantById(orderServiceId int64) (m *model.CouponGrant, err error) {
+	err = global.Db.First(&m, orderServiceId).Error
+	if err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+// GetCouponGrantPreloadById 获取数据-加载全部关联-id
+func (r *CouponGrantDao) GetCouponGrantPreloadById(orderServiceId int64) (m *model.CouponGrant, err error) {
+	err = global.Db.Preload(clause.Associations).First(&m, orderServiceId).Error
+	if err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+// GetCouponGrantByCouponId 获取数据-id
+func (r *CouponGrantDao) GetCouponGrantByCouponId(couponId int64) (m *model.CouponGrant, err error) {
+	err = global.Db.Where("coupon_id = ?", couponId).First(&m).Error
+	if err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+// GetCouponGrantList 获取列表
+func (r *CouponGrantDao) GetCouponGrantList(maps interface{}) (m []*model.CouponGrant, err error) {
+	err = global.Db.Where(maps).Find(&m).Error
+	if err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+// AddCouponGrant 新增
+func (r *CouponGrantDao) AddCouponGrant(tx *gorm.DB, model *model.CouponGrant) (*model.CouponGrant, error) {
+	if err := tx.Create(model).Error; err != nil {
+		return nil, err
+	}
+	return model, nil
+}