추가

backend/api/project/[id]/manager-assign.post.ts

@@ -0,0 +1,50 @@
+import { execute, queryOne, insertReturning } from '../../../utils/db'
+import { formatDate } from '../../../utils/week-calc'
+
+interface AssignManagerBody {
+  employeeId: number
+  roleType: 'PM' | 'PL'
+  startDate?: string
+  changeReason?: string
+}
+
+/**
+ * PM/PL 지정 (기존 담당자 종료 + 신규 등록)
+ * POST /api/project/[id]/manager-assign
+ */
+export default defineEventHandler(async (event) => {
+  const projectId = getRouterParam(event, 'id')
+  const body = await readBody<AssignManagerBody>(event)
+  
+  if (!body.employeeId || !body.roleType) {
+    throw createError({ statusCode: 400, message: '담당자와 역할을 선택해주세요.' })
+  }
+  
+  if (!['PM', 'PL'].includes(body.roleType)) {
+    throw createError({ statusCode: 400, message: '역할은 PM 또는 PL만 가능합니다.' })
+  }
+  
+  const today = formatDate(new Date())
+  const startDate = body.startDate || today
+  
+  // 기존 담당자 종료 (end_date가 NULL인 경우)
+  await execute(`
+    UPDATE wr_project_manager_history SET
+      end_date = $1,
+      change_reason = COALESCE(change_reason || ' / ', '') || '신규 담당자 지정으로 종료'
+    WHERE project_id = $2 AND role_type = $3 AND end_date IS NULL
+  `, [startDate, projectId, body.roleType])
+  
+  // 신규 담당자 등록
+  const history = await insertReturning(`
+    INSERT INTO wr_project_manager_history (
+      project_id, employee_id, role_type, start_date, change_reason
+    ) VALUES ($1, $2, $3, $4, $5)
+    RETURNING *
+  `, [projectId, body.employeeId, body.roleType, startDate, body.changeReason || null])
+  
+  return {
+    success: true,
+    historyId: history.history_id
+  }
+})