完善购买和套餐功能

go/controllers/backend_product_purchase.go

@@ -325,7 +325,8 @@ func (c *BackendProductPurchaseController) GetMyOrders() {
 // GetPackageList GET /backend/package/list
 // 租户端可购买套餐列表（仅启用的套餐）
 func (c *BackendProductPurchaseController) GetPackageList() {
-	if _, err := c.claims(); err != nil {
+	claims, err := c.claims()
+	if err != nil {
 		c.jsonErr(401, 401, err.Error())
 		return
 	}
@@ -345,6 +346,22 @@ func (c *BackendProductPurchaseController) GetPackageList() {
 	}
 	moduleMap := loadPackageModules(ids)
 
+	// 该租户已购买过（已支付/已开通）的套餐：用于前端对「仅可购买一次」的体验套餐禁用购买按钮
+	purchased := map[uint64]bool{}
+	if tid := uint64(claims.TenantId); tid > 0 && len(ids) > 0 {
+		var orders []models.PlatformProductOrder
+		if _, err := models.Orm.QueryTable(new(models.PlatformProductOrder)).
+			Filter("tid", tid).
+			Filter("package_id__in", ids).
+			Filter("status__in", models.ProductOrderStatusPaid, models.ProductOrderStatusActivated).
+			Filter("delete_time__isnull", true).
+			All(&orders, "ID", "PackageID"); err == nil {
+			for _, o := range orders {
+				purchased[o.PackageID] = true
+			}
+		}
+	}
+
 	list := make([]map[string]interface{}, 0, len(rows))
 	for _, r := range rows {
 		modules := moduleMap[r.ID]
@@ -361,6 +378,8 @@ func (c *BackendProductPurchaseController) GetPackageList() {
 			"user_quota":        r.UserQuota,
 			"extra_user_price":  r.ExtraUserPrice,
 			"is_default":        r.IsDefault,
+			"allow_repurchase":  r.AllowRepurchase,
+			"purchased":         purchased[r.ID],
 			"sort":              r.Sort,
 			"status":            r.Status,
 			"remark":            r.Remark,
@@ -466,6 +485,19 @@ func (c *BackendProductPurchaseController) CreatePackageOrder() {
 		c.jsonErr(400, 400, "该套餐未配置价格，请联系平台")
 		return
 	}
+	// 体验套餐（allow_repurchase=0）：每个租户仅可购买一次
+	if pkg.AllowRepurchase == 0 {
+		cnt, _ := models.Orm.QueryTable(new(models.PlatformProductOrder)).
+			Filter("tid", tid).
+			Filter("package_id", pkg.ID).
+			Filter("status__in", models.ProductOrderStatusPaid, models.ProductOrderStatusActivated).
+			Filter("delete_time__isnull", true).
+			Count()
+		if cnt > 0 {
+			c.jsonErr(400, 400, "该套餐为体验套餐，每个租户仅可购买一次")
+			return
+		}
+	}
 
 	now := time.Now()
 	order := &models.PlatformProductOrder{