60 lines
1.7 KiB
Go
60 lines
1.7 KiB
Go
package services
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import (
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"platform/web/core"
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m "platform/web/models"
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q "platform/web/queries"
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"time"
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"gorm.io/gen/field"
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)
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var ProductDiscount = &productDiscountService{}
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type productDiscountService struct{}
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func (s *productDiscountService) All() (result []*m.ProductDiscount, err error) {
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return q.ProductDiscount.Order(q.ProductDiscount.CreatedAt.Desc()).Find()
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}
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func (s *productDiscountService) Page(req *core.PageReq) (result []*m.ProductDiscount, count int64, err error) {
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return q.ProductDiscount.Order(q.ProductDiscount.CreatedAt.Desc()).FindByPage(req.GetOffset(), req.GetLimit())
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}
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func (s *productDiscountService) Create(data CreateProductDiscountData) (err error) {
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return q.ProductDiscount.Create(&m.ProductDiscount{
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Name: data.Name,
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Discount: data.Discount,
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})
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}
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type CreateProductDiscountData struct {
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Name string `json:"name"`
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Discount int32 `json:"discount" validate:"min=0,max=100"`
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}
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func (s *productDiscountService) Update(data UpdateProductDiscountData) (err error) {
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do := make([]field.AssignExpr, 0)
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if data.Name != nil {
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do = append(do, q.ProductDiscount.Name.Value(*data.Name))
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}
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if data.Discount != nil {
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do = append(do, q.ProductDiscount.Discount.Value(*data.Discount))
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}
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_, err = q.ProductDiscount.Where(q.ProductDiscount.ID.Eq(data.ID)).UpdateSimple(do...)
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return err
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}
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type UpdateProductDiscountData struct {
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ID int32 `json:"id"`
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Name *string `json:"name"`
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Discount *int32 `json:"discount" validate:"omitempty,min=0,max=100"`
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}
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func (s *productDiscountService) Delete(id int32) (err error) {
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_, err = q.ProductDiscount.Where(q.ProductDiscount.ID.Eq(id)).UpdateColumn(q.ProductDiscount.DeletedAt, time.Now())
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return
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}
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