优惠券优先返回前端生成的券预览图

src/api/controllers/coupon.controller.ts

@@ -43,7 +43,7 @@ class CouponController extends BaseController {
       shopName: shopData.showName,
       coupon: record.item,
       couponName: coupon.name,
-      couponUrl: getCouponUrl(shopData.id, record.item),
+      couponUrl: coupon.imageUrl,
       status: record.status,
       expire: record.expire,
       user: user.nickname,
@@ -130,7 +130,7 @@ class CouponController extends BaseController {
       shopName: shopData.showName,
       coupon: recordNew.item,
       couponName: coupon.name,
-      couponUrl: getCouponUrl(shopData.id, recordNew.item),
+      couponUrl: coupon.imageUrl,
       status: recordNew.status,
       expire: recordNew.expire,
     }

src/api/controllers/exam.controller.ts

@@ -235,7 +235,7 @@ class ExamController extends BaseController {
             couponMap.set(coupon.id, coupon)
           }
           name = couponMap.get(reward.coupon).name
-          couponUrl = getCouponUrl(shop.id, reward.coupon)
+          couponUrl = couponMap.get(reward.coupon).imageUrl
         }
         rewardList.push({
           coupon: reward.coupon,

src/api/controllers/game_user.controller.ts

@@ -130,7 +130,7 @@ class GameUserController extends BaseController {
           couponMap.set(coupon.id, coupon)
         }
         name = couponMap.get(reward.coupon).name
-        couponUrl = reward.icon || getCouponUrl(shop.id, reward.coupon)
+        couponUrl = reward.icon || couponMap.get(reward.coupon).imageUrl 
       }
       if (!gotSet.has(reward._id + '') && numInvite >= reward.rank) {
         let obj = await UserReward.saveOneRecord({

src/api/controllers/lottery.controller.ts

@@ -40,7 +40,7 @@ class LotteryController extends BaseController {
           couponMap.set(coupon.id, coupon)
         }
         name = couponMap.get(reward.coupon).name
-        couponUrl = reward.icon || getCouponUrl(shop.id, reward.coupon)
+        couponUrl = reward.icon || couponMap.get(reward.coupon).imageUrl
       }
       let rewardType = reward.rewardType
       if (reward.coupon === EMPTY) {

src/models/shop/Coupon.ts

@@ -2,7 +2,7 @@ import { getModelForClass, index, modelOptions, prop } from '@typegoose/typegoos
 import { dbconn } from '../../decorators/dbconn'
 import { BaseModule } from '../Base'
 import { noJson } from '../../decorators/nojson'
-
+import config from '../../config/config'
 @dbconn()
 @index({ shop: 1 }, { unique: false })
 @modelOptions({ schemaOptions: { collection: 'shop_coupon', timestamps: true } })
@@ -105,6 +105,16 @@ class CouponClass extends BaseModule {
   public static updateCount(id: string, count: number) {
     return Coupon.updateOne({ _id: id }, { $inc: { count: count } })
   }
+
+  public get imageUrl() {
+    if (this.image) {
+      return this.image
+    } else {
+      let subPath = `/coupon/${this.shop}`
+      //@ts-ignore
+      return `${config.file.show_url}${subPath}/${this._id + ''}.png`
+    }
+  }
 }
 
 export const Coupon = getModelForClass(CouponClass, { existingConnection: CouponClass.db })

src/models/user/UserCoupon.ts

@@ -177,7 +177,7 @@ class UserCouponClass extends BaseModule {
         shopName: shopMap.get(record.shop),
         coupon: record.item,
         couponName: couponMap.get(record.item).name,
-        couponUrl: getCouponUrl(sid, record.item),
+        couponUrl: couponMap.get(record.item).imageUrl,
         status: record.status,
         expire: record.expire || 0,
       })

src/models/user/UserReward.ts

@@ -126,7 +126,7 @@ class UserRewardClass extends BaseModule {
       }
       await UserCoupon.addOne({ accountId, shop, item: itemId, count, source, activityId, rewardId, expire })
       await Coupon.updateCount(itemId, count)
-      url = getCouponUrl(shop, itemId)
+      url = cdata.imageUrl
     }
 
     return {