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AIM-71-프로필-조회 (#70)
* feat: QnA/후기 댓글 작성 및 조회 기능 구현 * feat: 프로필 조회 API 및 챌린지 통계 구현
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‎src/main/java/targeter/aim/domain/user/controller/ProfileController.java‎

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package targeter.aim.domain.user.controller;
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import io.swagger.v3.oas.annotations.Operation;
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import io.swagger.v3.oas.annotations.tags.Tag;
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import lombok.RequiredArgsConstructor;
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import org.springframework.security.core.annotation.AuthenticationPrincipal;
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import org.springframework.web.bind.annotation.*;
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import targeter.aim.domain.user.dto.ProfileDto;
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import targeter.aim.domain.user.service.ProfileService;
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import targeter.aim.system.exception.model.ErrorCode;
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import targeter.aim.system.security.model.UserDetails;
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import targeter.aim.system.exception.model.RestException;
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@RestController
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@RequiredArgsConstructor
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@RequestMapping("/api/users")
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@Tag(name = "Profile", description = "프로필 조회 API")
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public class ProfileController {
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private final ProfileService profileService;
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@GetMapping("/me/profile")
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@Operation(summary = "내 프로필 조회", description = "내 프로필(유저 정보 + 통계 + 관심사/분야)을 조회합니다.")
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public ProfileDto.ProfileResponse getMyProfile(
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@AuthenticationPrincipal UserDetails userDetails
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) {
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if (userDetails == null) {
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throw new RestException(ErrorCode.AUTH_LOGIN_REQUIRED);
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}
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return profileService.getProfile(userDetails.getUser().getId(), userDetails);
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}
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@GetMapping("/{userId}/profile")
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@Operation(summary = "유저 프로필 조회", description = "특정 유저의 프로필(유저 정보 + 통계 + 관심사/분야)을 조회합니다.")
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public ProfileDto.ProfileResponse getUserProfile(
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@PathVariable Long userId,
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@AuthenticationPrincipal UserDetails userDetails
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) {
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return profileService.getProfile(userId, userDetails);
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}
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}

‎src/main/java/targeter/aim/domain/user/dto/ProfileDto.java‎

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package targeter.aim.domain.user.dto;
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import io.swagger.v3.oas.annotations.media.Schema;
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import lombok.*;
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import targeter.aim.domain.file.dto.FileDto;
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import java.util.List;
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public class ProfileDto {
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@Data
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@Builder
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@NoArgsConstructor
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@AllArgsConstructor
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@Schema(description = "프로필 조회 응답")
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public static class ProfileResponse {
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@Schema(description = "유저 ID")
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private Long userId;
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@Schema(description = "아이디(loginId)")
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private String loginId;
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@Schema(description = "닉네임")
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private String nickname;
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@Schema(description = "뱃지/티어 정보")
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private TierResponse tier;
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@Schema(description = "레벨")
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private Integer level;
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@Schema(description = "프로필 이미지")
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private FileDto.FileResponse profileImage;
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@Schema(description = "관심사(태그)")
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private List<String> interests;
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@Schema(description = "관심 분야")
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private List<String> fields;
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@Schema(description = "전체 챌린지 기록")
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private ChallengeRecord overall;
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@Schema(description = "SOLO 기록")
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private ChallengeRecord solo;
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@Schema(description = "VS 기록")
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private ChallengeRecord vs;
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@Schema(description = "본인 프로필 여부")
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private Boolean isMine;
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}
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@Data
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@Builder
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@NoArgsConstructor
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@AllArgsConstructor
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public static class TierResponse {
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private String name;
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}
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@Data
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@Builder
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@NoArgsConstructor
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@AllArgsConstructor
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@Schema(description = "챌린지 기록(시도/성공/실패/성공률)")
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public static class ChallengeRecord {
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private long attemptCount;
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private long successCount;
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private long failCount;
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@Schema(description = "성공률(0~100)")
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private int successRate;
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}
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}

‎src/main/java/targeter/aim/domain/user/repository/ProfileQueryRepository.java‎

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package targeter.aim.domain.user.repository;
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import com.querydsl.core.BooleanBuilder;
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import com.querydsl.core.types.dsl.CaseBuilder;
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import com.querydsl.core.types.dsl.NumberExpression;
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import com.querydsl.core.types.dsl.Expressions;
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import com.querydsl.jpa.impl.JPAQueryFactory;
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import lombok.RequiredArgsConstructor;
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import org.springframework.stereotype.Repository;
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import java.util.List;
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import static targeter.aim.domain.challenge.entity.QChallenge.challenge;
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import static targeter.aim.domain.challenge.entity.QWeeklyProgress.weeklyProgress;
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import static targeter.aim.domain.label.entity.QField.field;
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import static targeter.aim.domain.label.entity.QTag.tag;
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import static targeter.aim.domain.user.entity.QUser.user;
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import targeter.aim.domain.challenge.entity.ChallengeMode;
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@Repository
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@RequiredArgsConstructor
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public class ProfileQueryRepository {
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private final JPAQueryFactory queryFactory;
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public record Record(long attempt, long success) {}
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public List<String> findUserTagNames(Long userId) {
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return queryFactory
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.select(tag.name)
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.from(user)
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.join(user.tags, tag)
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.where(user.id.eq(userId))
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.orderBy(tag.name.asc())
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.fetch();
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}
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public List<String> findUserFieldNames(Long userId) {
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return queryFactory
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.select(field.name)
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.from(user)
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.join(user.fields, field)
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.where(user.id.eq(userId))
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.orderBy(field.name.asc())
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.fetch();
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}
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public Record calcOverallRecord(Long userId) {
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return calcRecordByMode(userId, null);
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}
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public Record calcSoloRecord(Long userId) {
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return calcRecordByMode(userId, ChallengeMode.SOLO);
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}
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public Record calcVsRecord(Long userId) {
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return calcRecordByMode(userId, ChallengeMode.VS);
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}
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private Record calcRecordByMode(Long userId, ChallengeMode mode) {
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BooleanBuilder where = new BooleanBuilder();
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where.and(weeklyProgress.user.id.eq(userId));
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if (mode != null) {
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where.and(challenge.mode.eq(mode));
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}
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Long attempt = queryFactory
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.select(weeklyProgress.challenge.id.countDistinct())
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.from(weeklyProgress)
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.join(weeklyProgress.challenge, challenge)
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.where(where)
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.fetchOne();
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long attemptCount = attempt == null ? 0L : attempt;
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NumberExpression<Integer> completeCnt = new CaseBuilder()
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.when(weeklyProgress.isComplete.isTrue()).then(1)
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.otherwise(0)
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.sum();
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NumberExpression<Long> totalCnt = weeklyProgress.id.count();
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NumberExpression<Double> ratio = Expressions.numberTemplate(
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Double.class,
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"({0} * 1.0) / {1}",
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completeCnt,
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totalCnt
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);
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List<Long> successChallengeIds = queryFactory
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.select(weeklyProgress.challenge.id)
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.from(weeklyProgress)
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.join(weeklyProgress.challenge, challenge)
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.where(where)
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.groupBy(weeklyProgress.challenge.id)
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.having(ratio.goe(0.7))
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.fetch();
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long successCount = (successChallengeIds == null) ? 0L : successChallengeIds.size();
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return new Record(attemptCount, successCount);
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}
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}

‎src/main/java/targeter/aim/domain/user/service/ProfileService.java‎

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package targeter.aim.domain.user.service;
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import lombok.RequiredArgsConstructor;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import targeter.aim.domain.file.dto.FileDto;
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import targeter.aim.domain.user.dto.ProfileDto;
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import targeter.aim.domain.user.entity.User;
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import targeter.aim.domain.user.repository.ProfileQueryRepository;
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import targeter.aim.domain.user.repository.UserRepository;
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import targeter.aim.system.exception.model.ErrorCode;
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import targeter.aim.system.exception.model.RestException;
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import targeter.aim.system.security.model.UserDetails;
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import java.util.List;
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@Service
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@RequiredArgsConstructor
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public class ProfileService {
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private final UserRepository userRepository;
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private final ProfileQueryRepository profileQueryRepository;
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@Transactional(readOnly = true)
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public ProfileDto.ProfileResponse getProfile(Long targetUserId, UserDetails viewer) {
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User target = userRepository.findById(targetUserId)
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.orElseThrow(() -> new RestException(ErrorCode.USER_NOT_FOUND));
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// 관심사 / 관심 분야
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List<String> interests = profileQueryRepository.findUserTagNames(targetUserId);
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List<String> fields = profileQueryRepository.findUserFieldNames(targetUserId);
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// 챌린지 기록
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ProfileQueryRepository.Record overall = profileQueryRepository.calcOverallRecord(targetUserId);
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ProfileQueryRepository.Record solo = profileQueryRepository.calcSoloRecord(targetUserId);
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ProfileQueryRepository.Record vs = profileQueryRepository.calcVsRecord(targetUserId);
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boolean isMine = viewer != null && viewer.getUser().getId().equals(targetUserId);
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return ProfileDto.ProfileResponse.builder()
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.userId(target.getId())
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.loginId(target.getLoginId())
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.nickname(target.getNickname())
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.tier(ProfileDto.TierResponse.builder()
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.name(target.getTier().getName())
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.build())
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.level(target.getLevel())
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.profileImage(
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target.getProfileImage() == null
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? null
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: FileDto.FileResponse.from(target.getProfileImage())
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)
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.interests(interests)
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.fields(fields)
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.overall(toRecordDto(overall))
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.solo(toRecordDto(solo))
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.vs(toRecordDto(vs))
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.isMine(isMine)
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.build();
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}
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private ProfileDto.ChallengeRecord toRecordDto(ProfileQueryRepository.Record record) {
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long attempt = record.attempt();
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long success = record.success();
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long fail = attempt - success;
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int successRate = attempt == 0
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? 0
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: (int) Math.round((success * 100.0) / attempt);
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return ProfileDto.ChallengeRecord.builder()
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.attemptCount(attempt)
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.successCount(success)
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.failCount(fail)
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.successRate(successRate)
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.build();
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}
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}

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