From bd30e2e17e03dc5a4db7f14696291a186ee7dbbc Mon Sep 17 00:00:00 2001
From: daeunkwak <misodaeun3@naver.com>
Date: Thu, 10 Aug 2023 23:56:55 +0900
Subject: [PATCH] =?UTF-8?q?feat:=20=EB=A7=88=EC=9D=B4=ED=8E=98=EC=9D=B4?=
 =?UTF-8?q?=EC=A7=80=20-=20=EA=B4=80=EC=8B=AC=20=EC=B1=8C=EB=A6=B0?=
 =?UTF-8?q?=EC=A7=80=20=EC=A1=B0=ED=9A=8C=20api?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../controller/ChallengeController.java       | 25 +++++++++++++++++++
 .../challenge/service/ChallengeService.java   | 22 ++++++++++++++++
 2 files changed, 47 insertions(+)

diff --git a/cider-api/src/main/java/com/cmc/domains/challenge/controller/ChallengeController.java b/cider-api/src/main/java/com/cmc/domains/challenge/controller/ChallengeController.java
index 0d517a0..52ae8ca 100644
--- a/cider-api/src/main/java/com/cmc/domains/challenge/controller/ChallengeController.java
+++ b/cider-api/src/main/java/com/cmc/domains/challenge/controller/ChallengeController.java
@@ -361,6 +361,17 @@ private List<ChallengeResponseDto> makeChallengeResponseDto(String tokenString,
         return challengeResponseDtos;
     }
 
+    private List<ChallengeResponseDto> makeChallengeResponseDtoV2(Long memberId, List<ChallengeResponseVo> challengeVos){
+
+        List<ChallengeResponseDto> challengeResponseDtos = new ArrayList<>();
+        challengeResponseDtos = challengeVos.stream().map(vo -> {
+            return ChallengeResponseDto.from(vo.getChallenge(), vo.getParticipateNum(),
+                    findIsLike(vo.getChallenge(), memberId), ChronoUnit.DAYS.between(LocalDate.now(), vo.getChallenge().getChallengeStartDate()));
+        }).toList();
+
+        return challengeResponseDtos;
+    }
+
     private Boolean findIsLike(Challenge challenge, Long memberId){
 
         for(ChallengeLike challengeLike : challenge.getChallengeLikes()){
@@ -415,6 +426,20 @@ public ResponseEntity<MyChallengeResponseDto> getMyChallenge(@Parameter(hidden =
                 PassedChallengeListResponseDto.from(passedChallengeResponseDtos), JudgingChallengeListResponseDto.from(judgingChallengeResponseDtos)));
     }
 
+    @Tag(name = "myPage", description = "마이페이지 API")
+    @Operation(summary = "관심 챌린지 리스트 조회 api")
+    @GetMapping("/like")
+    public ResponseEntity<List<ChallengeResponseDto>> getMyChallengeLike(@Parameter(hidden = true) @RequestMemberId Long memberId) {
+
+        List<Challenge> challenges = challengeService.getMyChallengeLike(memberId);
+        List<ChallengeResponseVo>challengeVos = challenges.stream().map(challenge -> {
+            return new ChallengeResponseVo(challenge, challenge.getParticipates().size());
+        }).collect(Collectors.toList());
+
+        List<ChallengeResponseDto> challengeResponseDtos = makeChallengeResponseDtoV2(memberId, challengeVos);
+        return ResponseEntity.ok(challengeResponseDtos);
+    }
+
     private Integer getSuccessNum(Challenge challenge){
 
         int cnt = 0;
diff --git a/cider-api/src/main/java/com/cmc/domains/challenge/service/ChallengeService.java b/cider-api/src/main/java/com/cmc/domains/challenge/service/ChallengeService.java
index bb7f6f9..b6294c3 100644
--- a/cider-api/src/main/java/com/cmc/domains/challenge/service/ChallengeService.java
+++ b/cider-api/src/main/java/com/cmc/domains/challenge/service/ChallengeService.java
@@ -3,11 +3,15 @@
 import com.cmc.challenge.Challenge;
 import com.cmc.challenge.constant.JudgeStatus;
 import com.cmc.challenge.constant.ChallengeStatus;
+import com.cmc.challengeLike.ChallengeLike;
+import com.cmc.common.exception.BadRequestException;
 import com.cmc.common.exception.CiderException;
 import com.cmc.common.exception.NoSuchIdException;
 import com.cmc.domains.challenge.dto.request.ChallengeCreateRequestDto;
 import com.cmc.domains.challenge.repository.ChallengeRepository;
 import com.cmc.domains.challenge.vo.ChallengeResponseVo;
+import com.cmc.domains.member.repository.MemberRepository;
+import com.cmc.member.Member;
 import com.cmc.participate.Participate;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
@@ -15,6 +19,7 @@
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
 
 @Service
 @Transactional
@@ -22,6 +27,7 @@
 public class ChallengeService {
 
     private final ChallengeRepository challengeRepository;
+    private final MemberRepository memberRepository;
 
     // 챌린지 생성
     public Challenge create(ChallengeCreateRequestDto req, Long memberId) {
@@ -179,4 +185,20 @@ public Challenge getChallenge(Long challengeId) {
         }
         return challenge;
     }
+
+    // 마이페이지 - 관심 챌린지 조회
+    public List<Challenge> getMyChallengeLike(Long memberId) {
+
+        Member member = findMemberOrThrow(memberId);
+        return member.getChallengeLikes().stream()
+                .map(ChallengeLike::getChallenge)
+                .collect(Collectors.toList());
+    }
+
+    private Member findMemberOrThrow(Long memberId) {
+        return memberRepository.findById(memberId).orElseThrow(() -> {
+            throw new BadRequestException("요청한 멤버는 존재하지 않습니다.");
+        });
+
+    }
 }