From 0317bd00f2e3fd30f27470bd0ab81eb19d0a5184 Mon Sep 17 00:00:00 2001
From: HyeonSeong <gus8131@naver.com>
Date: Thu, 19 Feb 2026 16:39:30 +0900
Subject: [PATCH] =?UTF-8?q?feat=20:=20=ED=94=84=EB=A1=AC=ED=94=84=ED=8A=B8?=
 =?UTF-8?q?=20=EA=B2=80=EC=83=89=20API?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../progbe/domain/category/dto/CategoryResponse.java |  5 +++++
 .../domain/prompt/controller/PromptController.java   | 12 ++++++++++++
 .../domain/prompt/dto/PromptSummaryResponse.java     | 10 ++++++++++
 .../domain/prompt/repository/PromptRepository.java   |  7 +++++++
 .../progbe/domain/prompt/service/PromptService.java  | 12 ++++++++++++
 5 files changed, 46 insertions(+)

diff --git a/src/main/java/com/progbe/domain/category/dto/CategoryResponse.java b/src/main/java/com/progbe/domain/category/dto/CategoryResponse.java
index b4b6f18..0cc7df1 100644
--- a/src/main/java/com/progbe/domain/category/dto/CategoryResponse.java
+++ b/src/main/java/com/progbe/domain/category/dto/CategoryResponse.java
@@ -1,9 +1,14 @@
 package com.progbe.domain.category.dto;
 
+import com.progbe.domain.category.entity.CategoryEntity;
+
 public record CategoryResponse(
         Long categoryId,
         String name,
         String description
 ) {
+    public static CategoryResponse from(CategoryEntity category) {
+        return new CategoryResponse(category.getId(), category.getName(), category.getDescription());
+    }
 }
 
diff --git a/src/main/java/com/progbe/domain/prompt/controller/PromptController.java b/src/main/java/com/progbe/domain/prompt/controller/PromptController.java
index 55b54a1..90e8b34 100644
--- a/src/main/java/com/progbe/domain/prompt/controller/PromptController.java
+++ b/src/main/java/com/progbe/domain/prompt/controller/PromptController.java
@@ -108,5 +108,17 @@ public ResponseEntity<ApiResponse<Void>> deletePrompt(
         promptService.deletePrompt(promptId, userId);
         return ResponseEntity.ok(ApiResponse.success(null));
     }
+
+    /**
+     * 프롬프트 제목 기준 검색 API
+     * @param keyword
+     * @param pageable
+     * @return
+     */
+    @GetMapping("/search/{keyword}")
+    public ApiResponse<PromptListResponse> searchPrompts(@PathVariable("keyword") String keyword, Pageable pageable) {
+        PromptListResponse promptListResponse = promptService.searchPromptsByTitle(keyword, pageable);
+        return ApiResponse.success(promptListResponse);
+    }
 }
 
diff --git a/src/main/java/com/progbe/domain/prompt/dto/PromptSummaryResponse.java b/src/main/java/com/progbe/domain/prompt/dto/PromptSummaryResponse.java
index 294ef04..941ef1c 100644
--- a/src/main/java/com/progbe/domain/prompt/dto/PromptSummaryResponse.java
+++ b/src/main/java/com/progbe/domain/prompt/dto/PromptSummaryResponse.java
@@ -1,6 +1,7 @@
 package com.progbe.domain.prompt.dto;
 
 import com.progbe.domain.category.dto.CategoryResponse;
+import com.progbe.domain.prompt.entity.PromptEntity;
 
 import java.time.LocalDateTime;
 
@@ -11,5 +12,14 @@ public record PromptSummaryResponse(
         LocalDateTime createdAt,
         LocalDateTime updatedAt
 ) {
+    public static PromptSummaryResponse of(PromptEntity promptEntity) {
+        return new PromptSummaryResponse(
+                promptEntity.getId(),
+                CategoryResponse.from(promptEntity.getCategory()),
+                promptEntity.getTitle(),
+                promptEntity.getCreatedAt(),
+                promptEntity.getUpdatedAt()
+        );
+    }
 }
 
diff --git a/src/main/java/com/progbe/domain/prompt/repository/PromptRepository.java b/src/main/java/com/progbe/domain/prompt/repository/PromptRepository.java
index e158106..7d9505d 100644
--- a/src/main/java/com/progbe/domain/prompt/repository/PromptRepository.java
+++ b/src/main/java/com/progbe/domain/prompt/repository/PromptRepository.java
@@ -29,5 +29,12 @@ public interface PromptRepository extends JpaRepository<PromptEntity, Long> {
             "WHERE p.user.id IN :userIds AND p.deletedAt IS NULL " +
             "GROUP BY p.user.id")
     List<UserCountDto> countByUserIdsGrouped(@Param("userIds") List<Long> userIds);
+
+    @Query("SELECT p FROM PromptEntity p " +
+            "JOIN FETCH p.category " +
+            "WHERE p.title LIKE %:keyword% " +
+            "AND p.deletedAt IS NULL " +
+            "ORDER BY p.createdAt DESC")
+    Page<PromptEntity> findByTitleContaining(@Param("keyword") String keyword, Pageable pageable);
 }
 
diff --git a/src/main/java/com/progbe/domain/prompt/service/PromptService.java b/src/main/java/com/progbe/domain/prompt/service/PromptService.java
index f5bdfa0..d3e3e30 100644
--- a/src/main/java/com/progbe/domain/prompt/service/PromptService.java
+++ b/src/main/java/com/progbe/domain/prompt/service/PromptService.java
@@ -107,4 +107,16 @@ public void deletePrompt(Long promptId, Long userId) {
         prompt.delete();
         promptRepository.save(prompt);
     }
+
+    // 프롬프트 검색 로직 (#33)
+    public PromptListResponse searchPromptsByTitle(String keyword, Pageable pageable) {
+        Page<PromptEntity> searchResult = promptRepository.findByTitleContaining(keyword, pageable);
+
+        return new PromptListResponse(
+                searchResult.getContent().stream()
+                        .map(PromptSummaryResponse::of)
+                        .toList(),
+                searchResult.getTotalElements()
+        );
+    }
 }