[TDC-26] reaction 추가

threedollar-application/src/main/java/com/threedollar/controller/PollController.java → threedollar-application/src/main/java/com/threedollar/controller/poll/PollController.java

@@ -1,4 +1,4 @@
-package com.threedollar.controller;
+package com.threedollar.controller.poll;
 
 
 import com.threedollar.common.exception.dto.response.ApiResponse;

threedollar-application/src/main/java/com/threedollar/controller/reaction/ReactionController.java

@@ -0,0 +1,27 @@
+package com.threedollar.controller.reaction;
+
+import com.threedollar.common.exception.dto.response.ApiResponse;
+import com.threedollar.service.reaction.ReactionService;
+import com.threedollar.service.reaction.dto.request.AddReactionRequest;
+import io.swagger.v3.oas.annotations.Operation;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.validation.Valid;
+
+@RestController
+@RequiredArgsConstructor
+public class ReactionController {
+
+    private final ReactionService reactionService;
+
+    @Operation(summary = "[리액션] 리액션을 추가합니다", description = "리액션이 이미 저장 되어있을 경우 제거 됩니다")
+    @PostMapping("/v1/reaction")
+    public ApiResponse<Long> createReaction(@Valid @RequestBody AddReactionRequest request) {
+        return ApiResponse.success(reactionService.addSticker(request));
+    }
+
+
+}

threedollar-application/src/main/java/com/threedollar/service/reaction/ReactionService.java

@@ -0,0 +1,31 @@
+package com.threedollar.service.reaction;
+
+import com.threedollar.domain.reaction.Reaction;
+import com.threedollar.domain.reaction.repository.ReactionRepository;
+import com.threedollar.service.reaction.dto.request.AddReactionRequest;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+@Service
+@RequiredArgsConstructor
+public class ReactionService {
+
+    private final ReactionRepository reactionRepository;
+
+    @Transactional
+    public Long addSticker(AddReactionRequest request) {
+        Reaction reaction = reactionRepository.getReactionByTargetAndAccountIdAndStickerId(request.getReactionTarget(),
+                request.getTargetId(),
+                request.getAccountId(),
+                request.getStickerId());
+        if (reaction != null) {
+            reactionRepository.delete(reaction);
+            return reaction.getId();
+        }
+        Reaction savedReaction = reactionRepository.save(request.toEntity());
+        return savedReaction.getId();
+
+    }
+
+}

threedollar-application/src/main/java/com/threedollar/service/reaction/dto/request/AddReactionRequest.java

@@ -0,0 +1,39 @@
+package com.threedollar.service.reaction.dto.request;
+
+import com.threedollar.domain.reaction.Reaction;
+import com.threedollar.domain.reaction.ReactionTarget;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import javax.validation.constraints.NotBlank;
+import javax.validation.constraints.NotNull;
+
+@NoArgsConstructor
+@Getter
+public class AddReactionRequest {
+
+    @NotNull
+    private ReactionTarget reactionTarget;
+
+    @NotBlank
+    private String targetId;
+
+    @NotBlank
+    private String stickerId;
+
+    @NotBlank
+    private String accountId;
+
+    @Builder
+    public AddReactionRequest(ReactionTarget reactionTarget, String targetId, String stickerId, String accountId) {
+        this.reactionTarget = reactionTarget;
+        this.targetId = targetId;
+        this.stickerId = stickerId;
+        this.accountId = accountId;
+    }
+
+    public Reaction toEntity() {
+        return Reaction.newInstance(reactionTarget, stickerId, accountId, targetId);
+    }
+}

threedollar-application/src/test/java/com/threedollar/service/PollServiceTest.java → threedollar-application/src/test/java/com/threedollar/service/poll/PollServiceTest.java

@@ -1,4 +1,4 @@
-package com.threedollar.service;
+package com.threedollar.service.poll;
 
 import com.threedollar.domain.AccountType;
 import com.threedollar.domain.poll.Poll;

threedollar-application/src/test/java/com/threedollar/service/reaction/ReactionServiceTest.java

@@ -0,0 +1,86 @@
+package com.threedollar.service.reaction;
+
+import com.threedollar.domain.reaction.Reaction;
+import com.threedollar.domain.reaction.ReactionTarget;
+import com.threedollar.domain.reaction.repository.ReactionRepository;
+import com.threedollar.service.reaction.dto.request.AddReactionRequest;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@SpringBootTest
+public class ReactionServiceTest {
+
+    @Autowired
+    private ReactionRepository reactionRepository;
+
+    @Autowired
+    private ReactionService reactionService;
+
+    @AfterEach
+    void clean_up() {
+        reactionRepository.deleteAll();
+    }
+
+    @Test
+    void 리액션을_추가한다() {
+        // given
+        AddReactionRequest request = getRequest();
+
+        // when
+        reactionService.addSticker(request);
+
+        // then
+        List<Reaction> reactionList = reactionRepository.findAll();
+        assertThat(reactionList).hasSize(1);
+        assertReaction(reactionList.get(0), request.getReactionTarget(), request.getTargetId(), request.getAccountId(), request.getStickerId());
+    }
+
+    @Test
+    void 리액션을_이미_했을때_호출하면_제거된다() {
+        // given
+        AddReactionRequest request = getRequest();
+        Reaction reaction = getReaction(request);
+        reactionRepository.save(reaction);
+
+        // when
+        reactionService.addSticker(request);
+
+        // then
+        List<Reaction> reactionList = reactionRepository.findAll();
+        assertThat(reactionList).isEmpty();
+
+    }
+
+    private void assertReaction(Reaction reaction, ReactionTarget reactionTarget, String targetId, String accountId, String stickerId) {
+        assertThat(reaction.getReactionTarget()).isEqualTo(reactionTarget);
+        assertThat(reaction.getTargetId()).isEqualTo(targetId);
+        assertThat(reaction.getAccountId()).isEqualTo(accountId);
+        assertThat(reaction.getStickerId()).isEqualTo(stickerId);
+    }
+
+
+    private Reaction getReaction(AddReactionRequest request) {
+        return request.toEntity();
+    }
+
+    private AddReactionRequest getRequest() {
+        ReactionTarget reactionTarget = ReactionTarget.POLL;
+        String targetId = "1L";
+        String accountId = "USER_ACCOUNT999L";
+        String stickerId = "100L";
+        return AddReactionRequest.builder()
+                .reactionTarget(reactionTarget)
+                .targetId(targetId)
+                .accountId(accountId)
+                .stickerId(stickerId)
+                .build();
+    }
+
+
+}

threedollar-core/threedollar-domain/src/main/java/com/threedollar/domain/reaction/Reaction.java

@@ -4,7 +4,6 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
-import org.springframework.lang.Nullable;
 
 import javax.persistence.Column;
 import javax.persistence.Entity;
@@ -22,9 +21,6 @@ public class Reaction extends BaseEntity {
     @Column(nullable = false)
     private String stickerId;
 
-    @Column
-    private String imageUrl;
-
     @Column(nullable = false)
     private String accountId;
 
@@ -37,23 +33,20 @@ public class Reaction extends BaseEntity {
     @Builder
     public Reaction(@NotNull ReactionTarget reactionTarget,
                     @NotBlank String stickerId,
-                    @Nullable String imageUrl,
                     @NotBlank String accountId,
                     @NotBlank String targetId,
                     @NotNull ReactionStatus status) {
         this.reactionTarget = reactionTarget;
         this.stickerId = stickerId;
-        this.imageUrl = imageUrl;
         this.accountId = accountId;
         this.targetId = targetId;
         this.status = status;
     }
 
-    public static Reaction newInstance(ReactionTarget reactionTarget, String stickerId, String imageUrl, String accountId, String targetId) {
+    public static Reaction newInstance(ReactionTarget reactionTarget, String stickerId, String accountId, String targetId) {
         return Reaction.builder()
                 .reactionTarget(reactionTarget)
                 .stickerId(stickerId)
-                .imageUrl(imageUrl)
                 .accountId(accountId)
                 .targetId(targetId)
                 .status(ReactionStatus.ACTIVE)

threedollar-core/threedollar-domain/src/main/java/com/threedollar/domain/reaction/repository/ReactionRepository.java

@@ -0,0 +1,7 @@
+package com.threedollar.domain.reaction.repository;
+
+import com.threedollar.domain.reaction.Reaction;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface ReactionRepository extends JpaRepository<Reaction, Long>, ReactionRepositoryCustom {
+}

threedollar-core/threedollar-domain/src/main/java/com/threedollar/domain/reaction/repository/ReactionRepositoryCustom.java

@@ -0,0 +1,12 @@
+package com.threedollar.domain.reaction.repository;
+
+import com.threedollar.domain.reaction.Reaction;
+import com.threedollar.domain.reaction.ReactionTarget;
+
+public interface ReactionRepositoryCustom {
+
+    Reaction getReactionByTargetAndAccountIdAndStickerId(ReactionTarget reactionTarget,
+                                                         String targetId,
+                                                         String accountId,
+                                                         String stickerId);
+}

threedollar-core/threedollar-domain/src/main/java/com/threedollar/domain/reaction/repository/ReactionRepositoryCustomImpl.java

@@ -0,0 +1,24 @@
+package com.threedollar.domain.reaction.repository;
+
+import com.querydsl.jpa.impl.JPAQueryFactory;
+import com.threedollar.domain.reaction.Reaction;
+import com.threedollar.domain.reaction.ReactionTarget;
+import lombok.RequiredArgsConstructor;
+
+import static com.threedollar.domain.reaction.QReaction.reaction;
+
+@RequiredArgsConstructor
+public class ReactionRepositoryCustomImpl implements ReactionRepositoryCustom{
+
+    private final JPAQueryFactory jpaQueryFactory;
+
+    @Override
+    public Reaction getReactionByTargetAndAccountIdAndStickerId(ReactionTarget reactionTarget, String targetId, String accountId, String stickerId) {
+        return jpaQueryFactory.selectFrom(reaction)
+                .where(reaction.reactionTarget.eq(reactionTarget),
+                        reaction.targetId.eq(targetId),
+                        reaction.accountId.eq(accountId),
+                        reaction.stickerId.eq(stickerId))
+                .fetchOne();
+    }
+}