feat(agent-read): 관리자 에이전트 닉네임 검색 조회를 추가한다

src/main/kotlin/kr/co/vividnext/sodalive/admin/partner/agent/read/AdminAgentReadQueryRepository.kt

@@ -3,6 +3,8 @@ package kr.co.vividnext.sodalive.admin.partner.agent.read
 import com.querydsl.core.types.dsl.BooleanExpression
 import com.querydsl.core.types.dsl.Expressions
 import com.querydsl.jpa.impl.JPAQueryFactory
+import kr.co.vividnext.sodalive.admin.member.AdminSimpleMemberResponse
+import kr.co.vividnext.sodalive.admin.member.QAdminSimpleMemberResponse
 import kr.co.vividnext.sodalive.member.MemberRole
 import kr.co.vividnext.sodalive.member.QMember
 import kr.co.vividnext.sodalive.member.QMember.member
@@ -136,6 +138,25 @@ class AdminAgentReadQueryRepository(
             .fetch()
     }
 
+    fun searchAgentByNickname(searchWord: String, limit: Long): List<AdminSimpleMemberResponse> {
+        return queryFactory
+            .select(
+                QAdminSimpleMemberResponse(
+                    member.id,
+                    member.nickname
+                )
+            )
+            .from(member)
+            .where(
+                member.role.eq(MemberRole.AGENT)
+                    .and(member.nickname.contains(searchWord))
+                    .and(member.isActive.isTrue)
+            )
+            .orderBy(member.id.desc())
+            .limit(limit)
+            .fetch()
+    }
+
     fun getAssignedCreatorTotalCount(agentId: Long, currentTime: LocalDateTime): Int {
         return queryFactory
             .select(agentCreatorRelation.id.count())

src/main/kotlin/kr/co/vividnext/sodalive/admin/partner/agent/read/AdminAgentReadService.kt

@@ -1,5 +1,6 @@
 package kr.co.vividnext.sodalive.admin.partner.agent.read
 
+import kr.co.vividnext.sodalive.admin.member.AdminSimpleMemberResponse
 import kr.co.vividnext.sodalive.common.SodaException
 import kr.co.vividnext.sodalive.member.MemberRepository
 import kr.co.vividnext.sodalive.member.MemberRole
@@ -44,6 +45,13 @@ class AdminAgentReadService(
         )
     }
 
+    @Transactional(readOnly = true)
+    fun searchAgentByNickname(searchWord: String, size: Int = 20): List<AdminSimpleMemberResponse> {
+        if (searchWord.length < 2) throw SodaException(messageKey = "admin.member.search_word_min_length")
+        val limit = if (size <= 0) 20 else size
+        return queryRepository.searchAgentByNickname(searchWord = searchWord, limit = limit.toLong())
+    }
+
     @Transactional(readOnly = true)
     fun getAssignedCreators(agentId: Long, offset: Long, limit: Long): GetAdminAgentAssignedCreatorResponse {
         validateAgent(agentId)

src/test/kotlin/kr/co/vividnext/sodalive/admin/partner/agent/read/AdminAgentReadQueryRepositoryTest.kt

@@ -81,6 +81,20 @@ class AdminAgentReadQueryRepositoryTest @Autowired constructor(
         assertEquals(listOf(null, "agent-search"), items.map { it.currentAgentNickname })
     }
 
+    @Test
+    @DisplayName("에이전트 닉네임 검색은 활성 AGENT만 id와 nickname으로 반환한다")
+    fun shouldSearchActiveAgentsByNickname() {
+        val matchedAgent = saveMember("agent-alpha", MemberRole.AGENT)
+        saveMember("agent-beta", MemberRole.AGENT, isActive = false)
+        saveMember("creator-agent", MemberRole.CREATOR)
+
+        val items = repository.searchAgentByNickname(searchWord = "agent", limit = 20)
+
+        assertEquals(1, items.size)
+        assertEquals(matchedAgent.id, items.first().id)
+        assertEquals("agent-alpha", items.first().nickname)
+    }
+
     @Test
     @DisplayName("특정 에이전트 소속 크리에이터 목록은 assignedAt을 포함해 현재 활성 구간만 반환한다")
     fun shouldGetAssignedCreatorsForAdminDetail() {
@@ -101,15 +115,15 @@ class AdminAgentReadQueryRepositoryTest @Autowired constructor(
         assertEquals(now.minusDays(3), items.first().assignedAt)
     }
 
-    private fun saveMember(nickname: String, role: MemberRole): Member {
-        return memberRepository.saveAndFlush(
-            Member(
-                email = "$nickname@test.com",
-                password = "password",
-                nickname = nickname,
-                role = role
-            )
+    private fun saveMember(nickname: String, role: MemberRole, isActive: Boolean = true): Member {
+        val member = Member(
+            email = "$nickname@test.com",
+            password = "password",
+            nickname = nickname,
+            role = role
         )
+        member.isActive = isActive
+        return memberRepository.saveAndFlush(member)
     }
 
     private fun saveRelation(agent: Member, creator: Member, assignedAt: LocalDateTime, unassignedAt: LocalDateTime?) {

src/test/kotlin/kr/co/vividnext/sodalive/admin/partner/agent/read/AdminAgentReadServiceTest.kt

@@ -1,5 +1,6 @@
 package kr.co.vividnext.sodalive.admin.partner.agent.read
 
+import kr.co.vividnext.sodalive.admin.member.AdminSimpleMemberResponse
 import kr.co.vividnext.sodalive.common.SodaException
 import kr.co.vividnext.sodalive.member.Member
 import kr.co.vividnext.sodalive.member.MemberRepository
@@ -41,6 +42,33 @@ class AdminAgentReadServiceTest {
         assertEquals("admin.member.search_word_min_length", exception.messageKey)
     }
 
+    @Test
+    @DisplayName("에이전트 닉네임 검색은 두 글자 미만 검색어를 거부한다")
+    fun shouldRejectTooShortAgentSearchWord() {
+        val exception = assertThrows(SodaException::class.java) {
+            service.searchAgentByNickname(searchWord = "a", size = 20)
+        }
+
+        assertEquals("admin.member.search_word_min_length", exception.messageKey)
+    }
+
+    @Test
+    @DisplayName("에이전트 닉네임 검색은 size가 0 이하이면 20으로 보정한다")
+    fun shouldDefaultAgentSearchSizeToTwenty() {
+        val expected = listOf(
+            AdminSimpleMemberResponse(
+                id = 11L,
+                nickname = "agent-a"
+            )
+        )
+        Mockito.`when`(queryRepository.searchAgentByNickname(searchWord = "agent", limit = 20L)).thenReturn(expected)
+
+        val actual = service.searchAgentByNickname(searchWord = "agent", size = 0)
+
+        assertEquals(expected, actual)
+        Mockito.verify(queryRepository).searchAgentByNickname(searchWord = "agent", limit = 20L)
+    }
+
     @Test
     @DisplayName("에이전트 목록 조회는 현재 월 summary 필드를 그대로 반환한다")
     fun shouldReturnAgentListWithCurrentMonthSummaryFields() {