feat(pos): add favorite functionality for goods

- Implemented PosGoodFavoriteController to handle attaching and detaching favorites for goods.
- Created PosGoodFavoriteService to manage the business logic for favorites, including database operations and cache invalidation.
- Added PosGoodFavoriteModule to encapsulate the controller and service.

src/modules/pos/favorite/favorite.controller.ts

@@ -0,0 +1,25 @@
+import { PosInfo } from '@/common/decorators/posInfo.decorator'
+import type { IPosPayload } from '@/common/models/posPayload.model'
+import { Controller, Delete, Param, Post } from '@nestjs/common'
+import { PosGoodFavoriteService } from './favorite.service'
+
+@Controller('pos/goods/:good_id/favorite')
+export class PosGoodFavoriteController {
+  constructor(private readonly service: PosGoodFavoriteService) {}
+
+  @Post()
+  attach(
+    @Param('good_id') good_id: string,
+    @PosInfo() { business_id, guild_id, consumer_account_id }: IPosPayload,
+  ) {
+    return this.service.attach(good_id, business_id, guild_id, consumer_account_id)
+  }
+
+  @Delete()
+  detach(
+    @Param('good_id') good_id: string,
+    @PosInfo() { business_id, guild_id, consumer_account_id }: IPosPayload,
+  ) {
+    return this.service.detach(good_id, business_id, guild_id, consumer_account_id)
+  }
+}

src/modules/pos/favorite/favorite.module.ts

@@ -0,0 +1,9 @@
+import { Module } from '@nestjs/common'
+import { PosGoodFavoriteController } from './favorite.controller'
+import { PosGoodFavoriteService } from './favorite.service'
+
+@Module({
+  controllers: [PosGoodFavoriteController],
+  providers: [PosGoodFavoriteService],
+})
+export class PosGoodFavoriteModule {}

src/modules/pos/favorite/favorite.service.ts

@@ -0,0 +1,88 @@
+import { RedisService } from '@/redis/redis.service'
+import { Injectable } from '@nestjs/common'
+import { ResponseMapper } from '../../../common/response/response-mapper'
+import { PrismaService } from '../../../prisma/prisma.service'
+import { PosCacheInvalidationService } from '../cache/pos-cache-invalidation.service'
+
+@Injectable()
+export class PosGoodFavoriteService {
+  constructor(
+    private prisma: PrismaService,
+
+    private readonly redisService: RedisService,
+    private readonly posCacheInvalidationService: PosCacheInvalidationService,
+  ) {}
+
+  async attach(
+    good_id: string,
+    business_id: string,
+    guild_id: string,
+    consumer_account_id: string,
+  ) {
+    const favorite = await this.prisma.consumerAccountGoodFavorite.upsert({
+      where: {
+        consumer_account_id_good_id: {
+          consumer_account_id,
+          good_id,
+        },
+        good: {
+          OR: [
+            {
+              business_activity_id: business_id,
+            },
+            {
+              sku: {
+                guild_id,
+              },
+            },
+          ],
+        },
+      },
+      update: {},
+      create: {
+        consumer_account_id,
+        good_id,
+      },
+    })
+
+    await this.posCacheInvalidationService.invalidateGoodsListByBusinessActivity(
+      business_id,
+    )
+
+    return ResponseMapper.create(favorite)
+  }
+
+  async detach(
+    good_id: string,
+    business_id: string,
+    guild_id: string,
+    consumer_account_id: string,
+  ) {
+    const favorite = await this.prisma.consumerAccountGoodFavorite.delete({
+      where: {
+        consumer_account_id_good_id: {
+          consumer_account_id,
+          good_id,
+        },
+        good: {
+          OR: [
+            {
+              business_activity_id: business_id,
+            },
+            {
+              sku: {
+                guild_id,
+              },
+            },
+          ],
+        },
+      },
+    })
+
+    await this.posCacheInvalidationService.invalidateGoodsListByBusinessActivity(
+      business_id,
+    )
+
+    return ResponseMapper.delete()
+  }
+}

src/modules/pos/goods/goods.controller.ts

@@ -1,15 +1,15 @@
 import { PosInfo } from '@/common/decorators/posInfo.decorator'
+import type { IPosPayload } from '@/common/models/posPayload.model'
 import { Controller, Get, Param } from '@nestjs/common'
 import { GoodsService } from './goods.service'
-import type { IPosPayload } from '@/common/models/posPayload.model'
 
 @Controller('pos/goods')
 export class GoodsController {
   constructor(private readonly goodsService: GoodsService) {}
 
   @Get()
-  findAll(@PosInfo() { business_id, guild_id }: IPosPayload) {
-    return this.goodsService.findAll(business_id, guild_id)
+  findAll(@PosInfo() { business_id, guild_id, consumer_account_id }: IPosPayload) {
+    return this.goodsService.findAll(business_id, guild_id, consumer_account_id)
   }
 
   @Get(':id')

src/modules/pos/goods/goods.module.ts

@@ -1,8 +1,10 @@
 import { Module } from '@nestjs/common'
+import { PosGoodFavoriteModule } from '../favorite/favorite.module'
 import { GoodsController } from './goods.controller'
 import { GoodsService } from './goods.service'
 
 @Module({
+  imports: [PosGoodFavoriteModule],
   controllers: [GoodsController],
   providers: [GoodsService],
 })

src/modules/pos/goods/goods.service.ts

@@ -51,7 +51,11 @@ export class GoodsService {
     },
   }
 
-  async findAll(business_activity_id: string, guild_id: string) {
+  async findAll(
+    business_activity_id: string,
+    guild_id: string,
+    consumer_account_id: string,
+  ) {
     const cacheKey = RedisKeyMaker.posGoodsList(business_activity_id, guild_id)
     const cached = await this.redisService.getJson<unknown[]>(cacheKey)
     if (cached) {
@@ -72,12 +76,24 @@ export class GoodsService {
           },
         ],
       },
-      select: this.defaultSelect,
+      select: {
+        ...this.defaultSelect,
+        consumer_account_good_favorites: {
+          where: {
+            consumer_account_id,
+          },
+        },
+      },
     })
 
-    await this.redisService.setJson(cacheKey, goods, this.listCacheTtlSeconds)
+    const mappedGoods = goods.map(good => ({
+      ...good,
+      is_favorite: good.consumer_account_good_favorites.length > 0,
+    }))
 
-    return ResponseMapper.list(goods)
+    await this.redisService.setJson(cacheKey, mappedGoods, this.listCacheTtlSeconds)
+
+    return ResponseMapper.list(mappedGoods)
   }
 
   async findOne(good_id: string, business_activity_id: string, guild_id: string) {