修复指派任务bug

@@ -1055,7 +1055,30 @@ func (taskService *TaskService) UpdateTask(updateTaskCommand *command.UpdateTask
 			}
 		}
 	}
-	if err := task.Update(tool_funs.SimpleStructToMap(updateTaskCommand)); err != nil {
+	updateData := tool_funs.SimpleStructToMap(updateTaskCommand)
+	if task.TaskType == domain.TASK_TYPE_DESIGNATE && updateTaskCommand.AssignedPerson != 0 {
+		var employeeRepository domain.EmployeeRepository
+		if value, err := factory.CreateEmployeeRepository(map[string]interface{}{
+			"transactionContext": transactionContext,
+		}); err != nil {
+			return nil, application.ThrowError(application.INTERNAL_SERVER_ERROR, err.Error())
+		} else {
+			employeeRepository = value
+		}
+		employee, err := employeeRepository.FindOne(map[string]interface{}{
+			"uid": updateTaskCommand.AssignedPerson,
+		})
+		if err != nil {
+			return nil, application.ThrowError(application.INTERNAL_SERVER_ERROR, err.Error())
+		}
+		if employee == nil {
+			return nil, application.ThrowError(application.INTERNAL_SERVER_ERROR, "无效的指派人员")
+		}
+		if _, ok := updateData["assignedPerson"]; ok {
+			updateData["assignedPerson"] = employee.EmployeeInfo
+		}
+	}
+	if err := task.Update(updateData); err != nil {
 		return nil, application.ThrowError(application.BUSINESS_ERROR, err.Error())
 	}
 	if task, err := taskRepository.Save(task); err != nil {