From a5a267af97915f7843fda0024c610fdfdff41355 Mon Sep 17 00:00:00 2001
From: DOEKYONG <apochmn@naver.com>
Date: Mon, 14 Aug 2023 20:33:11 +0900
Subject: [PATCH] =?UTF-8?q?#80=20feat=20:=20=EC=9D=B4=EC=8A=88=20assignee?=
 =?UTF-8?q?=20=EC=88=98=EC=A0=95=20api=20=EA=B5=AC=ED=98=84=20-=20?=
 =?UTF-8?q?=EC=88=98=EC=A0=95=EC=9D=B4=EC=A7=80=EB=A7=8C=20=ED=95=B4?=
 =?UTF-8?q?=EB=8B=B9=20issueID=20=EB=A1=9C=20delete=20=ED=9B=84=20request?=
 =?UTF-8?q?=20=EC=A0=95=EB=B3=B4=EB=A5=BC=20=EB=B0=94=ED=83=95=EC=9C=BC?=
 =?UTF-8?q?=EB=A1=9C=20=EC=9E=AC=20=EB=93=B1=EB=A1=9D=ED=95=98=EB=8A=94=20?=
 =?UTF-8?q?=EB=B0=A9=EC=8B=9D?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../issue/controller/IssueController.java     |  7 +++++++
 .../issue/repository/IssueRepository.java     |  8 +++++++
 .../issue/service/IssueService.java           | 21 +++++++++++++++++++
 3 files changed, 36 insertions(+)

diff --git a/be/issue/src/main/java/codesquad/issueTracker/issue/controller/IssueController.java b/be/issue/src/main/java/codesquad/issueTracker/issue/controller/IssueController.java
index 0df65ada4..68eb1cda6 100644
--- a/be/issue/src/main/java/codesquad/issueTracker/issue/controller/IssueController.java
+++ b/be/issue/src/main/java/codesquad/issueTracker/issue/controller/IssueController.java
@@ -15,6 +15,7 @@
 
 import codesquad.issueTracker.global.common.ApiResponse;
 import codesquad.issueTracker.issue.dto.IssueWriteRequestDto;
+import codesquad.issueTracker.issue.dto.ModifyAssigneeRequestDto;
 import codesquad.issueTracker.issue.dto.ModifyIssueContentRequestDto;
 import codesquad.issueTracker.issue.dto.ModifyIssueContentResponseDto;
 import codesquad.issueTracker.issue.dto.ModifyIssueStatusRequestDto;
@@ -70,4 +71,10 @@ public ApiResponse<String> deleteIssues(@PathVariable Long id) {
 		issueService.delete(id);
 		return ApiResponse.success(SUCCESS.getStatus(), SUCCESS.getMessage());
 	}
+
+	@PatchMapping("/issues/{id}/assignees")
+	public ApiResponse<String> patchAssignees(@PathVariable Long id, @RequestBody ModifyAssigneeRequestDto request) {
+		issueService.modifyAssignees(id, request);
+		return ApiResponse.success(SUCCESS.getStatus(), SUCCESS.getMessage());
+	}
 }
diff --git a/be/issue/src/main/java/codesquad/issueTracker/issue/repository/IssueRepository.java b/be/issue/src/main/java/codesquad/issueTracker/issue/repository/IssueRepository.java
index 152c72afd..48f3e9be3 100644
--- a/be/issue/src/main/java/codesquad/issueTracker/issue/repository/IssueRepository.java
+++ b/be/issue/src/main/java/codesquad/issueTracker/issue/repository/IssueRepository.java
@@ -108,4 +108,12 @@ public Long delete(Long id) {
 		jdbcTemplate.update(sql, parameters);
 		return id;
 	}
+
+	public Long resetAssignees(Long issueId) {
+		String sql = "DELETE FROM assignees WHERE issue_id = :issueId";
+		SqlParameterSource parameterSource = new MapSqlParameterSource()
+			.addValue("issueId", issueId);
+		jdbcTemplate.update(sql, parameterSource);
+		return issueId;
+	}
 }
diff --git a/be/issue/src/main/java/codesquad/issueTracker/issue/service/IssueService.java b/be/issue/src/main/java/codesquad/issueTracker/issue/service/IssueService.java
index 9fd283750..276c59624 100644
--- a/be/issue/src/main/java/codesquad/issueTracker/issue/service/IssueService.java
+++ b/be/issue/src/main/java/codesquad/issueTracker/issue/service/IssueService.java
@@ -14,6 +14,7 @@
 import codesquad.issueTracker.global.exception.ErrorCode;
 import codesquad.issueTracker.issue.domain.Issue;
 import codesquad.issueTracker.issue.dto.IssueWriteRequestDto;
+import codesquad.issueTracker.issue.dto.ModifyAssigneeRequestDto;
 import codesquad.issueTracker.issue.dto.ModifyIssueContentRequestDto;
 import codesquad.issueTracker.issue.dto.ModifyIssueContentResponseDto;
 import codesquad.issueTracker.issue.dto.ModifyIssueStatusRequestDto;
@@ -124,4 +125,24 @@ public Long delete(Long id) {
 		return deletedId;
 
 	}
+
+	@Transactional
+	public Long modifyAssignees(Long id, ModifyAssigneeRequestDto request) {
+		validateExistIssue(id);
+		List<Long> assignees = request.getAssignees();
+		duplicatedId(assignees);
+		if (assignees != null) {
+			for (Long assigneeId : assignees) {
+				userService.validateUserId(assigneeId);
+			}
+			issueRepository.resetAssignees(id);
+			for (Long assigneeId : assignees) {
+				issueRepository.insertAssignees(id, assigneeId);
+			}
+			return id;
+		}
+		issueRepository.resetAssignees(id);
+		return id;
+	}
+
 }