public GroupChatDisplayModel GroupChatDisplayModelByGroupId (int groupid)
{
var group = _groupDal.GetGroupById (groupid);
var messages = _groupMessagesDal.MessagesByGroupId (groupid);
var result = new GroupChatDisplayModel ();
result.GroupName = group.GroupName;
result.GroupId = group.GroupId;
result.MessagesList = messages;
return result;
}
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));
}
async void OnLoad()
{
ChatDisplayModels = new ObservableRangeCollection <ChatDisplayModel>();
Chats = new ObservableRangeCollection <Chat>();
GroupChats = new ObservableRangeCollection <GroupChat>();
GroupChatDisplayModels = new ObservableRangeCollection <GroupChatDisplayModel>();
User = await _api.GetLoggedInUser();
AllUsers = await _api.GetAllUsers();
if (User.Chats.Count != 0)
{
Chats.AddRange(User.Chats);
}
if (User.GroupChats.Count != 0)
{
//GroupChats.AddRange(User.GroupChats);
}
if (GroupChats.Count != 0)
{
foreach (var gc in GroupChats)
{
bool IsMessagesNotViewed = true;
var gcdm = new GroupChatDisplayModel();
gcdm.Id = gc.Id;
if (gc.GroupName != null && gc.GroupName != "" && gc.GroupChatPic != null)
{
gcdm.ChatName = gc.GroupName;
gcdm.ChatPic = gc.GroupChatPic;
}
else
{
var assembly = Assembly.GetExecutingAssembly();
var pic = EmbeddedResourceToByteArray.GetEmbeddedResourceBytes(assembly, "group.png");
gcdm.ChatName = "GruppChatt";
gcdm.ChatPic = pic;
}
if (gc.Messages.Count() != 0 && gc.Messages != null)
{
gcdm.LatestMessage = gc.Messages.Last().Text;
gcdm.LatestMessageDate = gc.Messages.Last().MessageDateTime;
if (gc.Messages.Last().SenderId != User.Id)
{
IsMessagesNotViewed = false;
}
else
{
if (gc.Views.Count != 0 && gc.Views != null)
{
var list = gc.Views.Where(x => x.UserId == User.Id);
if (list.Count() != 0)
{
IsMessagesNotViewed = false;
}
}
}
}
else
{
gcdm.LatestMessage = "Inga meddelanden skickade";
IsMessagesNotViewed = false;
}
gcdm.IsLatestMessageNotViewed = IsMessagesNotViewed;
GroupChatDisplayModels.Add(gcdm);
}
GroupChatDisplayModels = new ObservableRangeCollection <GroupChatDisplayModel>(GroupChatDisplayModels.OrderByDescending(x => x.LatestMessageDate));
}
if (Chats.Count != 0)
{
foreach (var c in Chats)
{
var otherUser = c.Users.Where(x => x.Id != User.Id).First();
bool IsMessagesNotViewed = true;
var chatView = new ChatDisplayModel
{
Id = c.Id,
DisplayName = otherUser.FirstName + " " + otherUser.LastName,
ChatPic = otherUser.ProfilePicture
};
if (c.Messages.Count == 0)
{
chatView.LatestMessage = "Inga meddelanden skickade";
IsMessagesNotViewed = false;
}
else
{
if (c.Messages.Last().SenderId == User.Id)
{
IsMessagesNotViewed = false;
}
else if (c.Views.Count != 0 && c.Views != null)
{
var list = c.Views.Where(x => x.UserId == User.Id);
if (list.Count() != 0)
{
IsMessagesNotViewed = false;
}
}
string latestMessageSender;
var latestMessageSenderId = c.Messages.Last().SenderId;
if (latestMessageSenderId == User.Id)
{
latestMessageSender = "Du: ";
}
else
{
latestMessageSender = otherUser.FirstName + ": ";
}
chatView.LatestMessage = latestMessageSender + c.Messages.Last().Text;
chatView.LatestMessageDate = c.Messages.Last().MessageDateTime;
chatView.IsLatestMessageNotViewed = IsMessagesNotViewed;
}
ChatDisplayModels.Add(chatView);
}
ChatDisplayModels = new ObservableRangeCollection <ChatDisplayModel>(ChatDisplayModels.OrderByDescending(x => x.LatestMessageDate));
}
}
void GroupChat_ItemTapped(object sender, ItemTappedEventArgs e)
{
GroupChatDisplayModel selected = e.Item as GroupChatDisplayModel;
vm.OpenChat(selected);
}
