private async Task <PrivateConversation> AcceptRequest(Request request, bool accept)
{
PrivateConversation newConversation = null;
request.Completed = true;
await semaphoreSlim.WaitAsync();
try
{
if (accept)
{
if (await _dbContext.AreFriends(request.CreatorId, request.TargetId))
{
await _dbContext.SaveChangesAsync();
throw new AiurAPIModelException(ErrorType.HasSuccessAlready, "You two are already friends.");
}
newConversation = _dbContext.AddFriend(request.CreatorId, request.TargetId);
}
await _dbContext.SaveChangesAsync();
}
finally
{
semaphoreSlim.Release();
}
await Task.WhenAll(
_pusher.FriendsChangedEvent(
request.Creator,
request,
accept,
newConversation?.Build(request.CreatorId, _onlineJudger) as PrivateConversation),
_pusher.FriendsChangedEvent(
request.Target,
request,
accept,
newConversation?.Build(request.TargetId, _onlineJudger) as PrivateConversation));
return(newConversation);
}
public async Task <IActionResult> CompleteRequest(CompleteRequestAddressModel model)
{
var user = await GetKahlaUser();
var request = await _dbContext
.Requests
.Include(t => t.Creator)
.ThenInclude(t => t.HisDevices)
.Include(t => t.Target)
.ThenInclude(t => t.HisDevices)
.SingleOrDefaultAsync(t => t.Id == model.Id);
if (request == null)
{
return(this.Protocol(ErrorType.NotFound, "We can not find target request."));
}
if (request.TargetId != user.Id)
{
return(this.Protocol(ErrorType.Unauthorized, "The target user of this request is not you."));
}
if (request.Completed)
{
return(this.Protocol(ErrorType.HasDoneAlready, "The target request is already completed."));
}
request.Completed = true;
PrivateConversation newConversation = null;
if (model.Accept)
{
if (await _dbContext.AreFriends(request.CreatorId, request.TargetId))
{
await _dbContext.SaveChangesAsync();
return(this.Protocol(ErrorType.RequireAttention, "You two are already friends."));
}
newConversation = _dbContext.AddFriend(request.CreatorId, request.TargetId);
await _dbContext.SaveChangesAsync();
}
else
{
await _dbContext.SaveChangesAsync();
}
await Task.WhenAll(
_pusher.FriendsChangedEvent(
request.Creator,
request,
model.Accept,
newConversation?.Build(request.CreatorId, _onlineJudger) as PrivateConversation),
_pusher.FriendsChangedEvent(
request.Target,
request,
model.Accept,
newConversation?.Build(request.TargetId, _onlineJudger) as PrivateConversation)
);
return(Json(new AiurValue <int?>(newConversation?.Id)
{
Code = ErrorType.Success,
Message = "You have successfully completed this request."
}));
}