对比价格比例功能

添加对比价格比例字段和计算逻辑,从Redis获取compare_price_ratio配置,根据price_limit_on类型对阶梯价格进行比例调整

model/ly_sku.go

@@ -94,6 +94,7 @@ type LySku struct {
 	AbilityLevel         int           `json:"ability_level"`
 	BrandPack            string        `json:"brand_pack"`
 	OnwayStock           int           `json:"onway_stock"`
+	CompareRatio         float64       `json:"compare_ratio"`
 }
 
 type DiscountRatio struct {

service/service_ly.go

@@ -265,6 +265,8 @@ func (ls *LyService) LyGoodsDetail(ctx context.Context, params RequestParams, go
 			sku = priceService.GetActivityPrice(sku)
 		}
 
+		sku = priceService.GetComparePrice(sku)
+
 		//仅提供价格和库存
 		if fast != "1" {
 			if sku.SupplierId != 0 {
@@ -329,7 +331,6 @@ func (ls *LyService) LyGoodsDetail(ctx context.Context, params RequestParams, go
 		}
 		//最后一步,将sku的全部信息放到有序map里面
 		GoodsRes.Store(goodsId, sku)
-		//(*goodsRes)[goodsId] = A
 
 	}
 	// 发送结果时也要检查 context，避免在超时后阻塞

service/service_price.go

@@ -919,3 +919,29 @@ func (ps *PriceService) GetActivityPrice(sku model.LySku) model.LySku {
 	}
 	return sku
 }
+
+// compare_price_ratio
+func (ps *PriceService) GetComparePrice(sku model.LySku) model.LySku {
+	redisCon := gredis.Conn("default_r")
+	//判断是否存在
+	compareData, _ := redis.String(redisCon.Do("HGET", "compare_price_ratio", sku.GoodsId))
+	if compareData == "" {
+		return sku
+	}
+	priceLimitOn := gjson.Get(compareData, "price_limit_on").Int()
+	ratio := gjson.Get(compareData, "ratio").Float()
+	//最后价格还要处理一遍
+	ladderPrice := sku.LadderPrice
+
+	for index, ladder := range ladderPrice {
+		if priceLimitOn == 2 {
+			ladder.PriceAc = c.MyRound(c.MulFloat(ladder.PriceAc, ratio), 4)
+		} else {
+			ladder.PriceCn = c.MyRound(c.MulFloat(ladder.PriceCn, ratio), 4)
+		}
+		sku.LadderPrice[index] = ladder
+	}
+	sku.CompareRatio = ratio
+	sku.LadderPriceResult = sku.LadderPrice
+	return sku
+}