feat: 요청으로 받은 문자열이 포함된 태그를 가진 멤버 찾는 API 구현 (#51)

src/main/java/com/leets/team2/xclone/domain/member/controller/MemberController.java

@@ -2,7 +2,9 @@
 
 import com.leets.team2.xclone.common.ApiData;
 import com.leets.team2.xclone.domain.member.dto.requests.CheckTagDuplicationGetRequest;
+import com.leets.team2.xclone.domain.member.dto.requests.MemberFindGetRequest;
 import com.leets.team2.xclone.domain.member.dto.responses.CheckTagDuplicationGetResponse;
+import com.leets.team2.xclone.domain.member.dto.responses.MemberFindGetResponse;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.media.Content;
 import io.swagger.v3.oas.annotations.media.Schema;
@@ -15,4 +17,8 @@ public interface MemberController {
   @ApiResponse(responseCode = "200", description = "태그 중복확인 성공", content = @Content(schema = @Schema(implementation = CheckTagDuplicationGetResponse.class)))
   ResponseEntity<ApiData<CheckTagDuplicationGetResponse>> getCheckTagDuplication(
       CheckTagDuplicationGetRequest request);
+
+  @Operation(summary = "멤버 정보 가져오기 API", description = "Tag로 멤버 정보를 가져옵니다.")
+  @ApiResponse(responseCode = "200", description = "멤버 정보 가져오기 성공", content = @Content(schema = @Schema(implementation = MemberFindGetResponse.class)))
+  ResponseEntity<ApiData<MemberFindGetResponse>> getMember(MemberFindGetRequest request);
 }

src/main/java/com/leets/team2/xclone/domain/member/controller/MemberControllerImpl.java

@@ -2,7 +2,9 @@
 
 import com.leets.team2.xclone.common.ApiData;
 import com.leets.team2.xclone.domain.member.dto.requests.CheckTagDuplicationGetRequest;
+import com.leets.team2.xclone.domain.member.dto.requests.MemberFindGetRequest;
 import com.leets.team2.xclone.domain.member.dto.responses.CheckTagDuplicationGetResponse;
+import com.leets.team2.xclone.domain.member.dto.responses.MemberFindGetResponse;
 import com.leets.team2.xclone.domain.member.service.MemberService;
 import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
@@ -27,4 +29,13 @@ public ResponseEntity<ApiData<CheckTagDuplicationGetResponse>> getCheckTagDuplic
         CheckTagDuplicationGetResponse.of(this.memberService.checkMemberExistsBy(request.tag()))
     );
   }
+
+  @Override
+  @GetMapping
+  public ResponseEntity<ApiData<MemberFindGetResponse>> getMember(
+      @ModelAttribute MemberFindGetRequest request) {
+    return ApiData.ok(
+        this.memberService.findMembersByTag(request.tag())
+    );
+  }
 }

src/main/java/com/leets/team2/xclone/domain/member/dto/requests/MemberFindGetRequest.java

@@ -0,0 +1,12 @@
+package com.leets.team2.xclone.domain.member.dto.requests;
+
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.NotNull;
+
+public record MemberFindGetRequest(
+    @NotNull(message = "tag는 필수입니다.")
+    @NotEmpty(message = "tag는 필수입니다.")
+    String tag
+) {
+
+}

src/main/java/com/leets/team2/xclone/domain/member/dto/responses/MemberFindGetResponse.java

@@ -0,0 +1,34 @@
+package com.leets.team2.xclone.domain.member.dto.responses;
+
+import com.leets.team2.xclone.domain.member.entities.Member;
+import java.util.ArrayList;
+import java.util.List;
+
+public record MemberFindGetResponse(
+    List<MemberInfo> memberInfo
+) {
+
+  public static MemberFindGetResponse empty() {
+    return new MemberFindGetResponse(new ArrayList<>());
+  }
+
+  record MemberInfo(
+      String tag,
+      String birthDate,
+      String nickname,
+      String introduction
+  ) {
+    public static MemberInfo of(Member member) {
+      return new MemberInfo(
+          member.getTag(),
+          member.getBirthDate().toString(),
+          member.getNickname(),
+          member.getIntroduction()
+      );
+    }
+  }
+
+  public void add(Member member) {
+    this.memberInfo.add(MemberInfo.of(member));
+  }
+}

src/main/java/com/leets/team2/xclone/domain/member/repository/MemberRepository.java

@@ -1,6 +1,7 @@
 package com.leets.team2.xclone.domain.member.repository;
 
 import com.leets.team2.xclone.domain.member.entities.Member;
+import java.util.List;
 import java.util.Optional;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
@@ -15,4 +16,6 @@ public interface MemberRepository extends JpaRepository<Member, Long> {
 
   boolean existsByKakaoId(Long kakaoId);
   Optional<Member> findByKakaoId(Long kakaoId);
+
+  List<Member> findByTagContaining(String tag);
 }

src/main/java/com/leets/team2/xclone/domain/member/service/MemberService.java

@@ -1,8 +1,10 @@
 package com.leets.team2.xclone.domain.member.service;
 
+import com.leets.team2.xclone.domain.member.dto.responses.MemberFindGetResponse;
 import com.leets.team2.xclone.domain.member.entities.Member;
 import com.leets.team2.xclone.domain.member.repository.MemberRepository;
 import com.leets.team2.xclone.exception.NoSuchMemberException;
+import java.util.List;
 import java.util.Optional;
 import lombok.RequiredArgsConstructor;
 import org.apache.commons.logging.Log;
@@ -47,4 +49,11 @@ public Member findMemberByTag(String tag){
     return this.memberRepository.findByTag(tag).orElseThrow(
             NoSuchMemberException::new);
   }
+
+  public MemberFindGetResponse findMembersByTag(String tag) {
+    MemberFindGetResponse memberFindGetResponse = MemberFindGetResponse.empty();
+
+    this.memberRepository.findByTagContaining(tag).forEach(memberFindGetResponse::add);
+    return memberFindGetResponse;
+  }
 }