【c端】优惠券名称在后台更改后，盲票详情打开优惠券名称没有更新

mp-service/src/main/resources/mapper/admin/TicketAwardsPrizeMapper.xml

@@ -28,7 +28,11 @@
 
     <select id="listPrizeVO" resultType="com.qs.mp.admin.domain.vo.TicketAwardsPrizeVO">
         select
-            if(t2.prize_type = 'goods' AND t3.title is not null,t3.title,t2.title) as title,
+            case t2.prize_type
+                when 'goods' then if(t3.title is not null, t3.title, t2.title)
+                when 'coupon' then if(t4.title is not null, t4.title, t2.title)
+                else t2.title
+                end as title,
             if(t2.prize_type = 'goods' AND t3.title is not null,t3.pic_url,t2.pic_url) as pic_url,
             if(t2.prize_type = 'goods' AND t3.value is not null,t3.value,t2.value) as value,
             if(t4.coupon_detail is not null, t4.coupon_detail, '') as coupon_detail,