public bool SendMessageToGroupChat(int groupId, string content)
{
if (!GroupChats.ContainsKey(groupId))
{
return(false);
}
var group = GroupChats[groupId];
group.SendMessage(new Message(content));
return(true);
}
public static async Task <bool> AddItemAsync(GroupChats item)
{
if (item == null || !IsConnected)
{
return(false);
}
var client = new HttpClient();
var serializedItem = JsonConvert.SerializeObject(item);
client.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("bearer", Preferences.Get("token", string.Empty));
var response = await client.PostAsync(postchatUrl, new StringContent(serializedItem, Encoding.UTF8, "application/json"));
return(response.IsSuccessStatusCode);
}
public ActionResult GetGroupChat(string Token, int GroupID, int?Page)
{
var user = CheckUser(Token);
if (user == null)
{
return(Json(new GroupChats
{
Code = 500,
IsSuccess = false,
Info = "AccessToken不正确"
}));
}
var group = DbContext.Groups.Find(GroupID);
if ((from gm in @group.GroupMembers where gm.UserID == user.ID select gm).Count() == 0)
{
return(Json(new Base
{
Code = 808,
IsSuccess = false,
Info = "您不是该群的成员"
}));
}
if (Page == null)
{
Page = 0;
}
var ret = new GroupChats {
Code = 0, IsSuccess = true, Info = "", List = new List <GroupChat>(), PageCount = group.GroupChats.Count / 50 + 1
};
var chats = group.GroupChats.OrderByDescending(x => x.Time).Skip(Page.Value * 50).Take(50).Reverse();
foreach (var chat in chats)
{
ret.List.Add(new GroupChat
{
ID = chat.ID,
AvatarURL = Helpers.Gravatar.GetAvatarURL(chat.User.Gravatar, 180),
GroupID = chat.GroupID,
Message = chat.Message,
Nickname = chat.User.Nickname,
Time = chat.Time,
UserID = chat.UserID
});
}
return(Json(ret));
}
public async void OpenChat(GroupChatDisplayModel gcdm)
{
var chat = GroupChats.Where(x => x.Id == gcdm.Id).First();
if (chat.Views != null)
{
var list = chat.Views.Where(x => x.UserId == User.Id);
if (list.Count() != 0)
{
var view = new Models.View
{
UserId = User.Id
};
await _api.AddViewToGroupChat(view, chat.Id);
}
}
Application.Current.MainPage = new MainPage(new ChatPage(chat));
}
public static async Task <GroupChats> PostChat(GroupChats req)
{
var client = new HttpClient();
var json = JsonConvert.SerializeObject(req);
var content = new StringContent(json, Encoding.UTF8, "application/json");
//client.DefaultRequestHeaders.Authorization = new System.Net.Http.Headers.AuthenticationHeaderValue("bearer", Preferences.Get("token", string.Empty));
var response = await client.PostAsync(postchatUrl, content);
if (!response.IsSuccessStatusCode)
{
return(null);
}
var jsonResult = await response.Content.ReadAsStringAsync();
var responsecontent = JsonConvert.DeserializeObject <GroupChats>(jsonResult);
return(responsecontent);
}
public void AddConversation(GroupChat groupChat) => GroupChats.Add(groupChat.Id, groupChat);
public bool AddnewChat(string chatName, string[] Participents, int chatId, string status = "", bool isTicket = false, string TicketTitle = "", string Department = "")
{
try
{
// string[] groupchatparticpents = Participents.Split(',');
if (chatId > 0)
{
var groupChat = _db.GroupsChats.Where(x => x.Id == chatId).FirstOrDefault();
if (groupChat.CreatedBy != User.Identity.GetUserId())
{
return(false);
}
groupChat.ChatName = chatName;
groupChat.GroupStatus = status;
//if (isTicket == true && groupChat.isTicket==true)
//{
// groupChat.Department = Department;
//}
//else
//{
// if (isTicket == true && groupChat.isTicket == false)
// {
// groupChat.isTicket = true;
// groupChat.Department = Department;
// groupChat.TicketTitle = TicketTitle;
// groupChat.TicketNum = "T-" + DateTime.Now.ToString("MMddyyyyhhmm") + "-" + groupChat.Id.ToString();
// }
//}
groupChat.UpdatedBy = User.Identity.GetUserId();
groupChat.UpdatedOn = DateTime.Now;
_db.Entry(groupChat).State = EntityState.Modified;
_db.SaveChanges();
if (Participents.Count() > 0)
{
var alreadyparticipents = _db.GroupChatParticipants.Where(x => x.GroupChatId == chatId).ToList();
_db.GroupChatParticipants.RemoveRange(alreadyparticipents);
_db.SaveChanges();
foreach (var item in Participents)
{
GroupChatParticipants groupChatParticipants = new GroupChatParticipants
{
GroupChatId = groupChat.Id,
UserId = item,
isCreater = false
};
_db.GroupChatParticipants.Add(groupChatParticipants);
}
GroupChatParticipants groupChatParticipants1 = new GroupChatParticipants
{
GroupChatId = groupChat.Id,
UserId = User.Identity.GetUserId(),
isCreater = true
};
_db.GroupChatParticipants.Add(groupChatParticipants1);
_db.SaveChanges();
}
}
else
{
GroupChats groupChat = new GroupChats
{
ChatName = chatName,
GroupStatus = "Open",
CreatedBy = User.Identity.GetUserId(),
CreatedOn = DateTime.Now,
};
_db.GroupsChats.Add(groupChat);
_db.SaveChanges();
if (isTicket == true)
{
var groupchat = _db.groupChats.Where(x => x.Id == groupChat.Id).FirstOrDefault();
groupchat.isTicket = true;
groupchat.Department = Department;
groupchat.TicketTitle = TicketTitle;
groupchat.TicketNum = "T-" + DateTime.Now.ToString("MMddyyyyhhmm") + "-" + groupChat.Id.ToString();
_db.Entry(groupChat).State = EntityState.Modified;
_db.SaveChanges();
}
if (Participents.Count() > 0)
{
foreach (var item in Participents)
{
GroupChatParticipants groupChatParticipants = new GroupChatParticipants
{
GroupChatId = groupChat.Id,
UserId = item,
isCreater = false
};
_db.GroupChatParticipants.Add(groupChatParticipants);
}
GroupChatParticipants groupChatParticipants1 = new GroupChatParticipants
{
GroupChatId = groupChat.Id,
UserId = User.Identity.GetUserId(),
isCreater = true
};
_db.GroupChatParticipants.Add(groupChatParticipants1);
_db.SaveChanges();
}
}
}
catch (Exception ex)
{
return(false);
}
return(true);
}
