refactor(api): pair public tag filters with groups

apps/api/src/public/public.service.spec.ts

@@ -1,5 +1,5 @@
 import { Test } from '@nestjs/testing';
-import { NotFoundException } from '@nestjs/common';
+import { BadRequestException, NotFoundException } from '@nestjs/common';
 import { PublicService } from './public.service';
 import { PrismaService } from '../prisma/prisma.service';
 
@@ -247,7 +247,9 @@ describe('PublicService', () => {
       pageSize: 50,
       countryId: countryId.toString(),
       keyword: `Pub `,
-      tagIds: filterTagIds.slice(0, 2).map(String),
+      tagIds: filterTagIds
+        .slice(0, 2)
+        .map((tagId) => `${filterGroupIds[0]}:${tagId}`),
     });
     expect(sameGroup.items.map((item) => item.goodName)).toEqual(
       expect.arrayContaining([`Pub High ${stamp}`, `Pub Mid ${stamp}`]),
@@ -258,12 +260,25 @@ describe('PublicService', () => {
       pageSize: 50,
       countryId: countryId.toString(),
       keyword: `Pub `,
-      tagIds: filterTagIds.map(String),
+      tagIds: filterTagIds.map(
+        (tagId, index) =>
+          `${index < 2 ? filterGroupIds[0] : filterGroupIds[1]}:${tagId}`,
+      ),
     });
     expect(acrossGroups.items.map((item) => item.goodName)).toContain(`Pub High ${stamp}`);
     expect(acrossGroups.items.map((item) => item.goodName)).not.toContain(`Pub Mid ${stamp}`);
   });
 
+  it('rejects a tag paired with the wrong tag group', async () => {
+    await expect(
+      service.getGoods({
+        page: 1,
+        pageSize: 20,
+        tagIds: [`${filterGroupIds[1]}:${filterTagIds[0]}`],
+      }),
+    ).rejects.toBeInstanceOf(BadRequestException);
+  });
+
   it('returns the SDS product id as the public product id', async () => {
     const result = await service.getGoods({
       page: 1,