✨ [feat] 노드 수정 api 구현

Author: Juye0nLee

src/main/java/com/going/server/domain/graph/controller/GraphController.java

@@ -1,9 +1,6 @@
 package com.going.server.domain.graph.controller;
 
-import com.going.server.domain.graph.dto.GraphListDto;
-import com.going.server.domain.graph.dto.KnowledgeGraphDto;
-import com.going.server.domain.graph.dto.NodeAddDto;
-import com.going.server.domain.graph.dto.NodeDto;
+import com.going.server.domain.graph.dto.*;
 import com.going.server.domain.graph.service.GraphService;
 import com.going.server.global.response.SuccessResponse;
 import io.swagger.v3.oas.annotations.Operation;
@@ -138,4 +135,30 @@ public SuccessResponse<?> deleteNode(
         return SuccessResponse.empty();
     }
 
+    @PatchMapping("/{graphId}/{nodeId}")
+    @Operation(summary = "노드 수정", description = "지식 그래프에서 노드를 수정합니다.")
+    @ApiResponses({
+            @ApiResponse(
+                    responseCode = "200",
+                    description = "노드가 성공적으로 수정되었습니다.",
+                    content = @Content(
+                            mediaType = "application/json",
+                            schema = @Schema(example = "{\"message\":\"\"}")
+                    )
+            )
+    })
+
+    public SuccessResponse<?> modifyNode(
+            @PathVariable("graphId")
+            String graphId,
+            @PathVariable("nodeId")
+            String nodeId,
+            @RequestBody
+            @Valid
+            NodeModifyDto dto
+    ) {
+        graphService.modifyNode(Long.parseLong(graphId), Long.parseLong(nodeId),dto);
+        return SuccessResponse.empty();
+    }
+
 }

src/main/java/com/going/server/domain/graph/dto/NodeAddDto.java

@@ -7,7 +7,6 @@
 
 @Getter
 @Setter
-@Builder
 public class NodeAddDto {
     @NotNull(message = "추가할 부모 노드의 ID를 입력해주세요.")
     String parentId;

src/main/java/com/going/server/domain/graph/dto/NodeModifyDto.java

@@ -0,0 +1,14 @@
+package com.going.server.domain.graph.dto;
+
+import jakarta.validation.constraints.NotNull;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+public class NodeModifyDto {
+    @NotNull(message = "수정할 노드의 이름(label)을 입력해주세요.")
+    private String label;
+    @NotNull(message = "수정할 노드의 설명(includeSentence)을 입력해주세요.")
+    private String includeSentence;
+}

src/main/java/com/going/server/domain/graph/service/GraphService.java

@@ -1,9 +1,6 @@
 package com.going.server.domain.graph.service;
 
-import com.going.server.domain.graph.dto.GraphListDto;
-import com.going.server.domain.graph.dto.KnowledgeGraphDto;
-import com.going.server.domain.graph.dto.NodeAddDto;
-import com.going.server.domain.graph.dto.NodeDto;
+import com.going.server.domain.graph.dto.*;
 
 public interface GraphService {
     GraphListDto getGraphList();
@@ -16,4 +13,6 @@ public interface GraphService {
     void addNode(Long graphId, NodeAddDto dto);
 
     void deleteNode(Long graphId, Long nodeId);
+
+    void modifyNode(Long graphId, Long nodeId, NodeModifyDto dto);
 }

src/main/java/com/going/server/domain/graph/service/GraphServiceImpl.java

@@ -139,9 +139,24 @@ public void addNode(Long graphId, NodeAddDto nodeAddDto) {
 
     @Override
     public void deleteNode(Long graphId, Long nodeId) {
+        //그래프 검증
+        graphRepository.getByGraph(graphId);
         //노드 찾기
         GraphNode node = graphNodeRepository.getByNode(nodeId);
         //노드 삭제
         graphNodeRepository.deleteById(node.getId());
     }
+
+    @Override
+    public void modifyNode(Long graphId, Long nodeId, NodeModifyDto nodeModifyDto) {
+        //그래프 검증
+        graphRepository.getByGraph(graphId);
+        //노드 찾기
+        GraphNode node = graphNodeRepository.getByNode(nodeId);
+        //변경사항 수정
+        node.setLabel(nodeModifyDto.getLabel());
+        node.setIncludeSentence(nodeModifyDto.getIncludeSentence());
+        //저장
+        graphNodeRepository.save(node);
+    }
 }