feat 获取详情和库存分离

pkg/watcher/coach.go

@@ -67,16 +67,6 @@ func (c *CoachOutlet) getDetail() {
 		if err := c.requestProductDetail(subCtx); err != nil {
 			slog.Error(fmt.Sprintf("获取coach %s 详情失败:%v", c.cfg.Pid, err))
 		}
-		if c.detail != nil && c.detail.Orderable {
-			if c.onOrderable != nil {
-				c.onOrderable <- model.PushMsg{
-					Title:    "coachoutlet 商品补货",
-					Content:  fmt.Sprintf("商品 %s 可以购买，链接： %s", c.detail.Name, c.detail.Link),
-					ToPusher: c.detail.PusherIds,
-				}
-			}
-			c.cancel()
-		}
 	}
 }
 
@@ -93,6 +83,10 @@ func (c *CoachOutlet) Watch() {
 	}
 
 	c.getDetail()
+	if c.getInventory() {
+		return
+	}
+
 	ticker := time.NewTicker(c.cfg.Interval)
 	defer ticker.Stop()
 
@@ -106,6 +100,16 @@ func (c *CoachOutlet) Watch() {
 			// 加一些干扰
 			salt := rand.IntN(70)
 			time.Sleep(time.Second * time.Duration(salt))
+			if c.getInventory() {
+				return
+			}
+		case <-c.ctx.Done():
+			return
+		}
+	}
+}
+
+func (c *CoachOutlet) getInventory() bool {
 	// 请求
 	subCtx, cancel := context.WithTimeout(c.ctx, time.Minute*5)
 	inventory, err := c.requestProductInventory(subCtx)
@@ -127,7 +131,7 @@ func (c *CoachOutlet) Watch() {
 		}
 	}
 
-			if err = c.db.Where("uid = ?", c.Uid()).Updates(
+	if err = c.db.Model(&model.Product{}).Where("uid = ?", c.Uid()).Updates(
 		map[string]interface{}{
 			"orderable":             c.detail.Orderable,
 			"allocation_reset_date": c.detail.AllocationResetDate,
@@ -135,7 +139,7 @@ func (c *CoachOutlet) Watch() {
 		}).Error; err != nil {
 		slog.Error(fmt.Sprintf("更新数据库失败：%v", err))
 	}
-			// 如果可以预定了，那么退出
+	// 如果可以预定了，那么发通知
 	if c.detail.Orderable {
 		if c.onOrderable != nil {
 			c.onOrderable <- model.PushMsg{
@@ -144,12 +148,9 @@ func (c *CoachOutlet) Watch() {
 				ToPusher: c.detail.PusherIds,
 			}
 		}
-				return
+		return true
-			}
-		case <-c.ctx.Done():
-			return
-		}
 	}
+	return false
 }
 
 type ProductData struct {