Feat/show group like (#57)

* Refactor: 타입 변경

* Feat: 특정 좋아요한

* Chore: 조금 수정

* Feat: 취향차이

src/map/dtos/map-response.dto.ts

@@ -122,7 +122,7 @@ export class PublicMapResponseDto {
   @ApiProperty()
   description: string;
 
-  constructor(map: GroupMap & { placeCount: number; userCount: number }) {
+  constructor(map: PublicMapResponseDto) {
     this.id = map.id;
     this.name = map.name;
     this.placeCount = map.placeCount;

src/map/map.service.ts

@@ -117,7 +117,7 @@ export class MapService {
   }: {
     order: ArrayElement<typeof publicMapOrder>;
     name: string;
-  }) {
+  }): Promise<PublicMapResponseDto[]> {
     const qb = this.placeForMapRepository.createQueryBuilder('placeForMap');
     qb.select('map.*')
       .leftJoin('placeForMap.map', 'map')

src/place/dto/place-for-map-response.dto.ts

@@ -259,6 +259,9 @@ export class PlaceForMapResponseDto {
   @ApiProperty()
   updatedAt: Date;
 
+  @ApiProperty({ type: [User] })
+  likedUser: Partial<User>[];
+
   constructor(placeForMap: PlaceForMap) {
     this.place = placeForMap.place;
     this.tags = placeForMap.tags
@@ -269,5 +272,8 @@ export class PlaceForMapResponseDto {
     this.createdBy = new CreatedUser(placeForMap.createdBy);
     this.createdAt = placeForMap.createdAt;
     this.updatedAt = placeForMap.updatedAt;
+    this.likedUser = placeForMap.likedUser.map((v) => ({
+      id: v.id,
+    }));
   }
 }

src/place/place.controller.ts

@@ -9,6 +9,7 @@ import {
 } from '@nestjs/common';
 import {
   ApiBearerAuth,
+  ApiOkResponse,
   ApiOperation,
   ApiParam,
   ApiResponse,
@@ -26,7 +27,7 @@ import {
 
 import { UseAuthGuard } from '../common/decorators/auth-guard.decorator';
 import { CurrentUser } from '../common/decorators/user.decorator';
-import { User, UserMapRole } from '../entities';
+import { User, UserMapRole, UserRole } from '../entities';
 import { PlaceService } from './place.service';
 
 @ApiTags('place')
@@ -53,6 +54,33 @@ export class PlaceController {
     });
   }
 
+  @Get('like/:mapId/:userId')
+  @ApiOperation({ summary: '특정 유저가 좋아요한 맛집을 조회합니다' })
+  @ApiOkResponse({ type: PlaceForMapResponseDto, isArray: true })
+  @UseMapRoleGuard()
+  @ApiBearerAuth()
+  @UseAuthGuard([UserRole.USER])
+  async findUserLikePlace(
+    @Param('mapId') mapId: string,
+    @Param('userId') userId: number,
+  ) {
+    return this.placeService.findUserLikePlace(mapId, userId);
+  }
+
+  @Get('differ/:mapId/:userId')
+  @ApiOperation({ summary: '취향 차이' })
+  @ApiOkResponse({ type: Number })
+  @UseMapRoleGuard()
+  @ApiBearerAuth()
+  @UseAuthGuard([UserRole.USER])
+  async getDifference(
+    @Param('mapId') mapId: string,
+    @Param('userId') userId: number,
+    @CurrentUser() user: User,
+  ) {
+    return this.placeService.getDifference(mapId, userId, user.id);
+  }
+
   @ApiOperation({ summary: '카카오 place id로 장소 등록' })
   @ApiParam({ name: 'mapId', description: '지도(GroupMap) id' })
   @ApiParam({ name: 'kakaoPlaceId', description: '카카오 place id' })

src/place/place.service.ts

@@ -65,13 +65,67 @@ export class PlaceService {
       {
         map: rel(GroupMap, mapId),
       },
-      { populate: ['place', 'place.kakaoPlace', 'createdBy', 'tags'] },
+      {
+        populate: [
+          'place',
+          'place.kakaoPlace',
+          'createdBy',
+          'tags',
+          'likedUser',
+        ],
+      },
     );
     return placesForMapList.map(
       (placeForMap) => new PlaceForMapResponseDto(placeForMap),
     );
   }
 
+  async findUserLikePlace(mapId: string, userId: number) {
+    const placeForMap = await this.placeForMapRepository.find(
+      {
+        likedUser: rel(User, userId),
+        map: rel(GroupMap, mapId),
+      },
+      {
+        populate: [
+          'place',
+          'place.kakaoPlace',
+          'createdBy',
+          'tags',
+          'likedUser',
+        ],
+      },
+    );
+
+    return placeForMap.map((place) => new PlaceForMapResponseDto(place));
+  }
+
+  async getDifference(mapId: string, userId: number, myId: number) {
+    const youLike = await this.placeForMapRepository
+      .createQueryBuilder('pfm')
+      .select('pfm.place')
+      .where({
+        likedUser: rel(User, userId),
+        map: rel(GroupMap, mapId),
+      })
+      .execute();
+
+    const iLike = await this.placeForMapRepository
+      .createQueryBuilder('pfm')
+      .select('pfm.place')
+      .where({
+        likedUser: rel(User, myId),
+        map: rel(GroupMap, mapId),
+      })
+      .execute();
+
+    return (
+      (iLike.filter((v) => youLike.some((k) => k.place === v.place)).length /
+        iLike.length) *
+      100
+    );
+  }
+
   async registerPlaceByKakaoId({
     kakaoPlaceId,
     mapId,