public async Task <JsonResult> SetCommuityAdmin(int commuityId, int userId)
{
var name = await _communityService.GetCommunityAdminMan(commuityId);
if (!string.IsNullOrWhiteSpace(name))
{
return(Fail($"用户【{name}】 已经是该小区的负责人！"));
}
await _communityService.SetCommuityAdmin(commuityId, userId);
return(Success());
}