update

app/model/system/platformAct.js

@@ -22,8 +22,8 @@ const manJian = {
   number: { type: Number, zh: '减免金额----y' },
 };
 const config = {
-  time_start: { type: String, zh: '开始时间' },
-  time_end: { type: String, zh: '结束时间' },
+  time_start: { type: String, zh: '开始时间' }, // 死信机制,用来限时关闭活动
+  time_end: { type: String, zh: '结束时间' }, // 死信机制,用来限时关闭活动
   // 满减部分, 只有满减和满折在平台活动设置,剩下的都是和商品有关的
   discount: { type: [ manJian ] || [ manZhe ], zh: '满减档位' },
 };

app/service/view/goods.js

@@ -11,6 +11,7 @@ class GoodsService extends CrudService {
     super(ctx, 'goods');
     this.goodsModel = this.ctx.model.Shop.Goods;
     this.goodsSpecModel = this.ctx.model.Shop.GoodsSpec;
+    this.gjaModel = this.ctx.model.Shop.GoodsJoinAct;
   }
   /**
    *
@@ -18,26 +19,107 @@ class GoodsService extends CrudService {
    * @param query.id 商品数据id
    */
   async goodsDetail({ id }) {
-    // 添加宝贝数,商店3个评价
-    const { populate } = this.ctx.service.shop.goods.getRefMods();
-    let goods = await this.goodsModel.findById(id, { file: 1, tags: 1, name: 1, shot_brief: 1, brief: 1, send_time: 1, shop: 1, view_num: 1 }).populate(populate);
-    if (!goods) throw new BusinessError(ErrorCode.DATA_NOT_EXIST, '未找到商品数据');
-    goods = JSON.parse(JSON.stringify(goods));
-    let specs = await this.goodsSpecModel.find({ goods: id, status: '0' }, { sell_money: 1, flow_money: 1, freight: 1, name: 1, num: 1, can_group: 1, group_config: 1, file: 1 });
-    specs = JSON.parse(JSON.stringify(specs));
-    goods = _.omit(goods, [ 'meta', '__v' ]);
-    const shop = _.pick(goods.shop, [ 'logo', 'name', 'person', 'phone', '_id', 'goods_score', 'send_score', 'service_score' ]);
-    delete goods.shop;
-    const goodsNum = await this.goodsModel.count({ shop, status: '1' });
-    shop.goods_num = goodsNum;
-    // goods: 商品信息; specs:商品规格信息; shop:店铺信息
-    const returnData = { goods, specs, shop };
-    // 添加浏览次数
-    await this.goodsModel.updateOne({ _id: id }, { view_num: (goods.view_num || 0) + 1 });
-
-    return returnData;
+    assert(id, '缺少商品信息');
+    const pipeline = [{ $match: { _id: ObjectId(id) } }];
+    const goodsProject = { file: 1, tags: 1, name: 1, shot_brief: 1, brief: 1, send_time: 1, shop: 1, view_num: 1 };
+    // 找店铺信息
+    pipeline.push({ $addFields: { shop_id: { $toObjectId: '$shop' } } });
+    pipeline.push({
+      $lookup: {
+        from: 'shop',
+        localField: 'shop_id',
+        foreignField: '_id',
+        pipeline: [
+          { $addFields: { shop_id: { $toString: '$_id' } } },
+          //  计算店铺商品总数
+          {
+            $lookup: {
+              from: 'goods',
+              localField: 'shop_id',
+              foreignField: 'shop',
+              pipeline: [{ $match: { status: '1' } }, { $count: 'gn' }],
+              as: 'gn',
+            },
+          },
+          { $project: { logo: 1, name: 1, person: 1, phone: 1, _id: 1, goods_score: 1, send_score: 1, service_score: 1, goods_num: { $first: '$gn.gn' } } },
+        ],
+        as: 'shopInfo',
+      },
+    });
+    pipeline.push({ $project: { ...goodsProject, shopInfo: { $first: '$shopInfo' } } });
+    // 找规格
+    pipeline.push({ $addFields: { goods_id: { $toString: '$_id' } } });
+    pipeline.push({
+      $lookup: {
+        from: 'goodsSpec',
+        localField: 'goods_id',
+        foreignField: 'goods',
+        pipeline: [
+          {
+            $project: {
+              sell_money: { $toDouble: '$sell_money' },
+              flow_money: { $toDouble: '$flow_money' },
+              freight: { $toDouble: '$freight' },
+              name: 1,
+              num: 1,
+              can_group: 1,
+              group_config: 1,
+              file: 1,
+            },
+          },
+        ],
+        as: 'specs',
+      },
+    });
+    pipeline.push({ $project: { ...goodsProject, goods_id: 1, specs: 1, shopInfo: 1 } });
+    // 找到商品是否参与活动,且该活动是否正在进行
+    pipeline.push({
+      $lookup: {
+        from: 'goodsJoinAct',
+        localField: 'goods_id',
+        foreignField: 'goods._id',
+        pipeline: [
+          { $addFields: { pa: { $toObjectId: '$platform_act' } } },
+          {
+            $lookup: {
+              from: 'platformAct',
+              localField: 'pa',
+              foreignField: '_id',
+              pipeline: [{ $match: { is_use: '0' } }],
+              as: 'act',
+            },
+          },
+          { $unwind: '$act' },
+          { $replaceRoot: { newRoot: '$act' } },
+          { $project: { act_time: 1, config: 1 } },
+        ],
+        as: 'act',
+      },
+    });
+    // // 整理数据
+    pipeline.push({
+      $project: {
+        _id: 0,
+        goods: {
+          _id: '$$CURRENT._id',
+          brief: '$$CURRENT.brief',
+          file: '$$CURRENT.file',
+          name: '$$CURRENT.name',
+          send_time: '$$CURRENT.send_time',
+          tags: '$$CURRENT.tags',
+          shot_brief: '$$CURRENT.shot_brief',
+          view_num: '$$CURRENT.view_num',
+        },
+        shop: '$shopInfo',
+        specs: '$specs',
+        act: '$act',
+      },
+    });
+    const res = await this.goodsModel.aggregate(pipeline);
+    return res;
   }
 
+
   async indexGoodsList(condition, { skip = 0, limit = 20 } = {}) {
     condition = this.dealFilter(condition);
     const pipline = [{ $match: { status: { $ne: '0' } } }]; // { $sort: { sort: 1 } },