新增最小购买数量控制 & 购买前检查实名

scripts/sql/init.sql

@@ -762,6 +762,7 @@ create table product_sku (
     price_min   decimal not null,
     status      int     not null default 1,
     sort        int not null default 0,
+    count_min   int not null default 1,
     created_at  timestamptz default current_timestamp,
     updated_at  timestamptz default current_timestamp,
     deleted_at  timestamptz
@@ -780,6 +781,7 @@ comment on column product_sku.name is 'SKU 可读名称';
 comment on column product_sku.price_min is '最低价格';
 comment on column product_sku.status is 'SKU状态：0-禁用，1-正常';
 comment on column product_sku.sort is '排序';
+comment on column product_sku.count_min is '最小购买数量';
 comment on column product_sku.created_at is '创建时间';
 comment on column product_sku.updated_at is '更新时间';
 comment on column product_sku.deleted_at is '删除时间';

web/handlers/trade.go

@@ -182,6 +182,9 @@ func TradeCreate(c *fiber.Ctx) error {
 	if err != nil {
 		return err
 	}
+	if authCtx.User.IDType == m.UserIDTypeUnverified {
+		return core.NewBizErr("请先实名认证后再购买")
+	}
 
 	// 解析请求参数
 	req := new(TradeCreateReq)

web/models/product_sku.go

@@ -17,6 +17,7 @@ type ProductSku struct {
 	PriceMin   decimal.Decimal `json:"price_min" gorm:"column:price_min"`     // 最低价格
 	Status     SkuStatus       `json:"status" gorm:"column:status"`           // SKU 状态：0-禁用，1-正常
 	Sort       int32           `json:"sort" gorm:"column:sort"`               // 排序
+	CountMin   int32           `json:"count_min" gorm:"column:count_min"`     // 最小购买数量
 
 	Product  *Product         `json:"product,omitempty" gorm:"foreignKey:ProductID"`
 	Discount *ProductDiscount `json:"discount,omitempty" gorm:"foreignKey:DiscountId"`

web/queries/product_sku.gen.go

@@ -39,6 +39,7 @@ func newProductSku(db *gorm.DB, opts ...gen.DOOption) productSku {
 	_productSku.PriceMin = field.NewField(tableName, "price_min")
 	_productSku.Status = field.NewInt32(tableName, "status")
 	_productSku.Sort = field.NewInt32(tableName, "sort")
+	_productSku.CountMin = field.NewInt32(tableName, "count_min")
 	_productSku.Product = productSkuBelongsToProduct{
 		db: db.Session(&gorm.Session{}),
 
@@ -93,6 +94,7 @@ type productSku struct {
 	PriceMin   field.Field
 	Status     field.Int32
 	Sort       field.Int32
+	CountMin   field.Int32
 	Product    productSkuBelongsToProduct
 
 	Discount productSkuBelongsToDiscount
@@ -124,6 +126,7 @@ func (p *productSku) updateTableName(table string) *productSku {
 	p.PriceMin = field.NewField(table, "price_min")
 	p.Status = field.NewInt32(table, "status")
 	p.Sort = field.NewInt32(table, "sort")
+	p.CountMin = field.NewInt32(table, "count_min")
 
 	p.fillFieldMap()
 
@@ -140,7 +143,7 @@ func (p *productSku) GetFieldByName(fieldName string) (field.OrderExpr, bool) {
 }
 
 func (p *productSku) fillFieldMap() {
-	p.fieldMap = make(map[string]field.Expr, 14)
+	p.fieldMap = make(map[string]field.Expr, 15)
 	p.fieldMap["id"] = p.ID
 	p.fieldMap["created_at"] = p.CreatedAt
 	p.fieldMap["updated_at"] = p.UpdatedAt
@@ -153,6 +156,7 @@ func (p *productSku) fillFieldMap() {
 	p.fieldMap["price_min"] = p.PriceMin
 	p.fieldMap["status"] = p.Status
 	p.fieldMap["sort"] = p.Sort
+	p.fieldMap["count_min"] = p.CountMin
 
 }
 

web/services/product.go

@@ -50,6 +50,7 @@ func (s *productService) AllProductSaleInfos() ([]*m.Product, error) {
 			q.ProductSku.Name,
 			q.ProductSku.Code,
 			q.ProductSku.Price,
+			q.ProductSku.CountMin,
 		).
 		Where(
 			q.ProductSku.ProductID.In(pids...),

web/services/product_sku.go

@@ -47,6 +47,11 @@ func (s *productSkuService) Create(create CreateProductSkuData) (err error) {
 		return core.NewBizErr("产品最低价格的格式不正确", err)
 	}
 
+	countMin := int32(1)
+	if create.CountMin != nil {
+		countMin = *create.CountMin
+	}
+
 	return q.ProductSku.Create(&m.ProductSku{
 		ProductID:  create.ProductID,
 		DiscountId: create.DiscountID,
@@ -54,6 +59,8 @@ func (s *productSkuService) Create(create CreateProductSkuData) (err error) {
 		Name:       create.Name,
 		Price:      price,
 		PriceMin:   priceMin,
+		Sort:       create.Sort,
+		CountMin:   countMin,
 	})
 }
 
@@ -64,6 +71,8 @@ type CreateProductSkuData struct {
 	Name       string `json:"name"`
 	Price      string `json:"price"`
 	PriceMin   string `json:"price_min"`
+	Sort       int32  `json:"sort"`
+	CountMin   *int32 `json:"count_min"`
 }
 
 func (s *productSkuService) Update(update UpdateProductSkuData) (err error) {
@@ -95,6 +104,12 @@ func (s *productSkuService) Update(update UpdateProductSkuData) (err error) {
 	if update.Status != nil {
 		do = append(do, q.ProductSku.Status.Value(*update.Status))
 	}
+	if update.Sort != nil {
+		do = append(do, q.ProductSku.Sort.Value(*update.Sort))
+	}
+	if update.CountMin != nil {
+		do = append(do, q.ProductSku.CountMin.Value(*update.CountMin))
+	}
 
 	_, err = q.ProductSku.Where(q.ProductSku.ID.Eq(update.ID)).UpdateSimple(do...)
 	return err
@@ -108,6 +123,8 @@ type UpdateProductSkuData struct {
 	Price      *string `json:"price"`
 	PriceMin   string  `json:"price_min"`
 	Status     *int32  `json:"status"`
+	Sort       *int32  `json:"sort"`
+	CountMin   *int32  `json:"count_min"`
 }
 
 func (s *productSkuService) Delete(id int32) (err error) {