public override async Task ReceiveBinaryAsync(WebSocket socket, WebSocketReceiveResult result, BinaryMessage receivedMessage)
{
if (!AbpSession.UserId.HasValue)
{
throw new AbpException("未登录，请先登录。");
}
switch (receivedMessage.CommandType)
{
case CommandType.Typing:
var typingInput = receivedMessage.DeserializeFromBytes <TypingInput>();
break;
case CommandType.SendMessage:
{
var messageInput = receivedMessage.DeserializeFromBytes <SendMessageModel>();
await chatAppService.SendMessage(new SendMessageInput
{
SessionId = messageInput.SessionId,
Message = messageInput.Message,
UserId = AbpSession.GetUserId(),
SenderName = AbpSession.FullName
});
}
break;
case CommandType.GetMessage:
{
ChatMessageOutput[] list = null;
var getMessageInput = receivedMessage.DeserializeFromBytes <GetMessageInput>();
var lastId = await chatAppService.GetLastReceivedMessageId(new ChatSessionInputBase
{
SessionId = getMessageInput.SessionId,
UserId = AbpSession.GetUserId()
});
var oldLastId = lastId;
do
{
var messages = await chatAppService.GetMessages(new GetMessagesInput
{
MaxResultCount = getMessageInput.MaxCount,
SkipCount = 0,
LastReceivedMessageId = lastId,
SessionId = getMessageInput.SessionId,
UserId = AbpSession.GetUserId(),
Direction = getMessageInput.Direction,
Sorting = "Id " + (getMessageInput.Direction == QueryDirection.New ? "asc" : "desc")
});
if (getMessageInput.Direction == QueryDirection.History)
{
list = messages.Items.OrderBy(msg => msg.Id)
.Select(msg => _objectMapper.Map <ChatMessageOutput>(msg))
.ToArray();
}
else
{
list = messages.Items
.Select(msg => _objectMapper.Map <ChatMessageOutput>(msg))
.ToArray();
}
if (list.Length > 0)
{
await socket.SendMsgPackAsync(CommandType.GetMessage, list);
lastId = getMessageInput.Direction == QueryDirection.New
? list.Max(x => x.Id)
: list.Min(x => x.Id);
}
else
{
break;
}
} while (getMessageInput.Loop);
if (lastId > oldLastId)
{
await chatAppService.SetLastReceivedMessageId(new SetLastReceivedIdInput
{
SessionId = getMessageInput.SessionId,
UserId = AbpSession.GetUserId(),
LastReceivedMessageId = lastId
});
}
}
break;
case CommandType.PinMessageToTop:
var pinMessageToTopInput = receivedMessage.DeserializeFromBytes <PinMessageToTopInput>();
break;
case CommandType.UnpinMessageFromTop:
var unpinMessageFromTopInput = receivedMessage.DeserializeFromBytes <UnpinMessageFromTopInput>();
break;
case CommandType.ReadMessage:
var readMessageInput = receivedMessage.DeserializeFromBytes <ReadMessageInput>();
break;
case CommandType.CreatePrivateSession:
{
var createPrivateInput = receivedMessage.DeserializeFromBytes <Dto.Input.CreatePrivateSessionInput>();
if (createPrivateInput.TargetUserId != AbpSession.GetUserId())
{
await chatAppService.CreatePrivateSession(new Dto.CreatePrivateSessionInput
{
CreatorTenantId = AbpSession.TenantId,
CreatorUserId = AbpSession.GetUserId(),
TargetUserId = createPrivateInput.TargetUserId,
TargetTenantId = createPrivateInput.TargetTenantId
});
var dtos = await GetSessions(AbpSession.ToUserIdentifier());
await socket.SendMsgPackAsync(CommandType.GetSessions, dtos);
}
else
{
throw new UserFriendlyException("不能跟自己发起对话。");
}
}
break;
case CommandType.CreatePublicSession:
{
var createGroupInput = receivedMessage.DeserializeFromBytes <Dto.Input.CreatePublicSessionInput>();
await chatAppService.CreatePublicSession(new Dto.CreatePublicSessionInput
{
SessionName = createGroupInput.SessionName,
CreatorTenantId = AbpSession.TenantId,
CreatorUserId = AbpSession.GetUserId()
});
var dtos = await GetSessions(AbpSession.ToUserIdentifier());
await socket.SendMsgPackAsync(CommandType.GetSessions, dtos);
}
break;
case CommandType.DeleteSession:
var deleteGroupInput = receivedMessage.DeserializeFromBytes <Dto.Input.DeleteSessionInput>();
await chatAppService.DeleteSession(new Dto.DeleteSessionInput
{
SessionId = deleteGroupInput.SessionId,
UserId = AbpSession.GetUserId()
});
//TODO 通知群组成员
break;
case CommandType.JoinSession:
var joinGroupInput = receivedMessage.DeserializeFromBytes <JoinSessionInput>();
break;
case CommandType.LeaveSession:
var leaveGroupInput = receivedMessage.DeserializeFromBytes <LeaveSessionInput>();
break;
case CommandType.GetSessions:
{
var dtos = await GetSessions(AbpSession.ToUserIdentifier());
await socket.SendMsgPackAsync(CommandType.GetSessions, dtos);
}
break;
case CommandType.GetSessionUnread:
{
var getGroupUnreadInput = receivedMessage.DeserializeFromBytes <GetSessionUnreadInput>();
var count = await chatAppService.GetSessionUnread(new ChatSessionInputBase
{
SessionId = getGroupUnreadInput.SessionId,
UserId = AbpSession.GetUserId()
});
var output = new SessionUnreadOutput {
Count = count
};
await socket.SendMsgPackAsync(CommandType.GetSessionUnread, output, httpContextAccess.HttpContext.RequestAborted);
}
break;
case CommandType.PinToTop:
var pinToTopInput = receivedMessage.DeserializeFromBytes <PinToTopInput>();
break;
case CommandType.UnpinFromTop:
var unpinFromTopInput = receivedMessage.DeserializeFromBytes <UnpinFromTopInput>();
break;
case CommandType.BlockUser:
var blockUserInput = receivedMessage.DeserializeFromBytes <BlockUserInput>();
break;
case CommandType.UnblockUser:
var unblockUserInput = receivedMessage.DeserializeFromBytes <UnblockUserInput>();
break;
case CommandType.UploadFile:
var uploadFileInput = receivedMessage.DeserializeFromBytes <UploadFileInput>();
break;
case CommandType.DownloadFile:
var downloadFileInput = receivedMessage.DeserializeFromBytes <DownloadFileInput>();
break;
case CommandType.GetOnlineUsers:
{
var onlineUsers = GetOnlineUsers();
await socket.SendMsgPackAsync(CommandType.GetOnlineUsers, onlineUsers, httpContextAccess.HttpContext.RequestAborted);
}
break;
default:
break;
}
}