feat: 모집글 관련 기능 구현 및 api 연동

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/Nbe57202TeamApplication.java

@@ -4,10 +4,12 @@
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.boot.context.properties.ConfigurationPropertiesScan;
 import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
+import org.springframework.scheduling.annotation.EnableScheduling;
 
 @SpringBootApplication
 @ConfigurationPropertiesScan
 @EnableJpaAuditing
+@EnableScheduling
 public class Nbe57202TeamApplication {
 
     public static void main(String[] args) {

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/global/response/error/ErrorCode.java

@@ -44,6 +44,11 @@ public enum ErrorCode {
     UNAUTHORIZED_POST_ACCESS(UNAUTHORIZED, "POST-002", "게시글에 대한 권한이 없습니다."),
     LIKE_ALREADY_EXIST(BAD_REQUEST, "POST-003", "좋아요가 이미 존재합니다."),
     NOT_FOUND_LIKE(NOT_FOUND, "POST-004", "해당 좋아요가 존재하지 않습니다."),
+    RECRUITMENT_NOT_AVAILABLE(BAD_REQUEST, "POST-005", "모집 중인 게시글에만 지원 가능합니다."),
+    NOT_FOUND_RECRUITMENT_FIELD(NOT_FOUND, "POST-006", "해당 모집 분야가 존재하지 않습니다."),
+    RECRUITMENT_CLOSED(BAD_REQUEST, "POST-007", "해당 모집 분야는 마감되었습니다."),
+    ALREADY_APPLIED(BAD_REQUEST, "POST-008", "이미 지원한 분야입니다."),
+    CANNOT_APPLY_TO_OWN_POST(BAD_REQUEST, "POST-009", "본인 글에는 지원할 수 없습니다."),
 
     // CHAT MESSAGE
     CHAT_MESSAGE_CONTENT_BLANK(BAD_REQUEST, "CHAT-00", "메세지 내용이 비어있습니다."),

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/post/api/PostController.java

@@ -3,9 +3,13 @@
 import static org.springframework.http.HttpStatus.CREATED;
 import static org.springframework.util.CollectionUtils.isEmpty;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+import io.twogether.nbe_5_7_2_02team.post.dto.request.PostApplyRequest;
 import io.twogether.nbe_5_7_2_02team.post.dto.request.PostCreateRequest;
 import io.twogether.nbe_5_7_2_02team.post.dto.request.PostGetRequest;
 import io.twogether.nbe_5_7_2_02team.post.dto.request.PostUpdateRequest;
+import io.twogether.nbe_5_7_2_02team.post.dto.request.RecruitmentFieldRequest;
 import io.twogether.nbe_5_7_2_02team.post.dto.response.PostDetailResponse;
 import io.twogether.nbe_5_7_2_02team.post.dto.response.PostGetResponse;
 import io.twogether.nbe_5_7_2_02team.post.dto.response.PostResponse;
@@ -25,8 +29,14 @@
 import org.springframework.web.bind.annotation.PatchMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestPart;
 import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.util.Arrays;
+import java.util.List;
 
 @RestController
 @RequiredArgsConstructor
@@ -38,7 +48,23 @@ public class PostController {
     @PostMapping(consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
     public ResponseEntity<PostResponse> createPost(
             @AuthenticationPrincipal UserDetails userDetails,
-            @Valid @ModelAttribute PostCreateRequest request) {
+            @ModelAttribute @Valid PostCreateRequest request) {
+
+        if (request.getRecruitmentFieldsJson() != null
+                && !request.getRecruitmentFieldsJson().isBlank()) {
+            try {
+                ObjectMapper mapper = new ObjectMapper();
+                List<RecruitmentFieldRequest> fields =
+                        Arrays.asList(
+                                mapper.readValue(
+                                        request.getRecruitmentFieldsJson(),
+                                        RecruitmentFieldRequest[].class));
+                request.setRecruitmentFields(fields);
+            } catch (Exception e) {
+                // TODO: 커스텀 Exception으로 변경
+                throw new RuntimeException("Invalid recruitmentFieldsJson", e);
+            }
+        }
 
         PostResponse response =
                 postService.createPost(request, Long.parseLong(userDetails.getUsername()));
@@ -48,9 +74,11 @@ public ResponseEntity<PostResponse> createPost(
     @PatchMapping(value = "/{postId}", consumes = MediaType.MULTIPART_FORM_DATA_VALUE)
     public ResponseEntity<PostResponse> updatePost(
             @PathVariable Long postId,
-            @ModelAttribute PostUpdateRequest request,
+            @RequestPart("post") PostUpdateRequest request,
+            @RequestPart(value = "images", required = false) List<MultipartFile> images,
             @AuthenticationPrincipal UserDetails userDetails) {
 
+        request.setImages(images);
         PostResponse response =
                 postService.updatePost(postId, request, Long.parseLong(userDetails.getUsername()));
         return ResponseEntity.ok(response);
@@ -106,4 +134,15 @@ public ResponseEntity<Void> unlikePost(
         postService.unlikePost(postId, Long.parseLong(userDetails.getUsername()));
         return ResponseEntity.ok().build();
     }
+
+    @PostMapping("/{postId}/apply")
+    public ResponseEntity<Void> applyToField(
+            @PathVariable Long postId,
+            @RequestBody @Valid PostApplyRequest request,
+            @AuthenticationPrincipal UserDetails userDetails) {
+
+        postService.apply(
+                postId, request.getFieldName(), Long.parseLong(userDetails.getUsername()));
+        return ResponseEntity.ok().build();
+    }
 }

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/post/dao/PostApplicationRepository.java

@@ -0,0 +1,12 @@
+package io.twogether.nbe_5_7_2_02team.post.dao;
+
+import io.twogether.nbe_5_7_2_02team.member.domain.Member;
+import io.twogether.nbe_5_7_2_02team.post.domain.PostApplication;
+import io.twogether.nbe_5_7_2_02team.post.domain.RecruitmentField;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface PostApplicationRepository extends JpaRepository<PostApplication, Long> {
+
+    boolean existsByMemberAndField(Member member, RecruitmentField field);
+}

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/post/dao/PostRepository.java

@@ -1,15 +1,20 @@
 package io.twogether.nbe_5_7_2_02team.post.dao;
 
 import io.twogether.nbe_5_7_2_02team.post.domain.Post;
+import io.twogether.nbe_5_7_2_02team.post.domain.RecruitmentStatus;
 
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
 
+import java.time.LocalDate;
 import java.util.List;
 
 public interface PostRepository extends JpaRepository<Post, Long>, PostRepositoryFilter {
 
     @Query("SELECT p FROM Post p WHERE p.member.id = :memberId")
     List<Post> findAllByMemberId(@Param("memberId") Long memberId);
+
+    List<Post> findByRecruitmentStatusAndRecruitmentDeadlineBefore(
+            RecruitmentStatus status, LocalDate deadline);
 }

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/post/dao/RecruitmentFieldRepository.java

@@ -0,0 +1,7 @@
+package io.twogether.nbe_5_7_2_02team.post.dao;
+
+import io.twogether.nbe_5_7_2_02team.post.domain.RecruitmentField;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface RecruitmentFieldRepository extends JpaRepository<RecruitmentField, Long> {}

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/post/domain/Post.java

@@ -11,6 +11,7 @@
 import lombok.NoArgsConstructor;
 import lombok.Setter;
 
+import java.time.LocalDate;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -30,9 +31,15 @@ public class Post extends BaseEntity {
     @Column(nullable = false)
     private String content;
 
+    @Setter
     @Enumerated(EnumType.STRING)
     private RecruitmentStatus recruitmentStatus;
 
+    @Setter private LocalDate recruitmentDeadline;
+
+    @OneToMany(mappedBy = "post", cascade = CascadeType.ALL, orphanRemoval = true)
+    private List<RecruitmentField> recruitmentFields = new ArrayList<>();
+
     @OneToMany(mappedBy = "post", cascade = CascadeType.ALL, orphanRemoval = true)
     private List<PostTag> postTags = new ArrayList<>();
 
@@ -66,6 +73,6 @@ public Post(
     public void update(String title, String content, RecruitmentStatus status) {
         if (title != null) this.title = title;
         if (content != null) this.content = content;
-        if (recruitmentStatus != null) this.recruitmentStatus = status;
+        if (status != null) this.recruitmentStatus = status;
     }
 }

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/post/domain/PostApplication.java

@@ -0,0 +1,45 @@
+package io.twogether.nbe_5_7_2_02team.post.domain;
+
+import io.twogether.nbe_5_7_2_02team.member.domain.Member;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class PostApplication {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "member_id", nullable = false)
+    private Member member;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "post_id", nullable = false)
+    private Post post;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "field_id", nullable = false)
+    private RecruitmentField field;
+
+    @Builder
+    public PostApplication(Member member, Post post, RecruitmentField field) {
+        this.member = member;
+        this.post = post;
+        this.field = field;
+    }
+}

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/post/domain/RecruitmentField.java

@@ -0,0 +1,62 @@
+package io.twogether.nbe_5_7_2_02team.post.domain;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.JoinColumn;
+import jakarta.persistence.ManyToOne;
+
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Entity
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class RecruitmentField {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "post_id")
+    private Post post;
+
+    @Column(nullable = false)
+    private String fieldName;
+
+    @Column(nullable = false)
+    private int totalCount;
+
+    @Column(nullable = false)
+    private int currentCount = 0;
+
+    @Column(nullable = false)
+    private boolean closed = false;
+
+    @Builder
+    public RecruitmentField(
+            Post post, String fieldName, int totalCount, int currentCount, boolean closed) {
+        this.post = post;
+        this.fieldName = fieldName;
+        this.totalCount = totalCount;
+        this.currentCount = currentCount;
+        this.closed = closed;
+    }
+
+    public void close() {
+        this.closed = true;
+    }
+
+    public void increaseCount() {
+        this.currentCount++;
+        if (this.currentCount >= this.totalCount) {
+            this.closed = true;
+        }
+    }
+}

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/post/dto/request/PostApplyRequest.java

@@ -0,0 +1,21 @@
+package io.twogether.nbe_5_7_2_02team.post.dto.request;
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+import jakarta.validation.constraints.NotBlank;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+public class PostApplyRequest {
+
+    @NotBlank(message = "모집 분야는 필수입니다.")
+    @JsonProperty("fieldName")
+    private String fieldName;
+}

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/post/dto/request/PostCreateRequest.java

@@ -1,7 +1,10 @@
 package io.twogether.nbe_5_7_2_02team.post.dto.request;
 
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
 import io.twogether.nbe_5_7_2_02team.post.domain.RecruitmentStatus;
 
+import jakarta.validation.constraints.FutureOrPresent;
 import jakarta.validation.constraints.NotBlank;
 import jakarta.validation.constraints.NotNull;
 import jakarta.validation.constraints.Size;
@@ -12,6 +15,7 @@
 
 import org.springframework.web.multipart.MultipartFile;
 
+import java.time.LocalDate;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -29,8 +33,15 @@ public class PostCreateRequest {
     @NotNull(message = "모집 상태는 필수입니다.")
     private RecruitmentStatus recruitmentStatus;
 
+    @FutureOrPresent(message = "마감일은 오늘 이후의 날짜여야 합니다.")
+    private LocalDate recruitmentDeadline;
+
     @Size(max = 10, message = "이미지는 최대 10개까지만 업로드할 수 있습니다.")
     private List<MultipartFile> images;
 
     private List<String> tags = new ArrayList<>();
+
+    private String recruitmentFieldsJson;
+
+    @JsonIgnore private List<RecruitmentFieldRequest> recruitmentFields = new ArrayList<>();
 }

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/post/dto/request/PostUpdateRequest.java

@@ -8,6 +8,8 @@
 
 import org.springframework.web.multipart.MultipartFile;
 
+import java.time.LocalDate;
+import java.util.ArrayList;
 import java.util.List;
 
 @Getter
@@ -18,6 +20,8 @@ public class PostUpdateRequest {
     private String title;
     private String content;
     private RecruitmentStatus recruitmentStatus;
+    private LocalDate recruitmentDeadline;
     private List<MultipartFile> images;
     private List<String> tags;
+    private List<RecruitmentFieldRequest> recruitmentFields = new ArrayList<>();
 }

NBE_5_7_2_02TEAM/src/main/java/io/twogether/nbe_5_7_2_02team/post/dto/request/RecruitmentFieldRequest.java

@@ -0,0 +1,19 @@
+package io.twogether.nbe_5_7_2_02team.post.dto.request;
+
+import jakarta.validation.constraints.Min;
+import jakarta.validation.constraints.NotBlank;
+
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Getter
+@Setter
+@NoArgsConstructor
+public class RecruitmentFieldRequest {
+
+    @NotBlank private String fieldName;
+
+    @Min(1)
+    private int totalCount;
+}