protected override void OnAppearing()
{
base.OnAppearing();
FriendsListView.BeginRefresh();
VM.InitialUser();
FriendsListView.EndRefresh();
}
protected override async void OnAppearing()
{
UserSearchBar.IsEnabled = false;
FriendsListView.BeginRefresh();
var Temp = await VM.OnAppearing();
if (Temp.Count != 0)
{
ListVisble();
FriendsListView.ItemsSource = Temp;
}
else
{
ResultLbl.Text = "Friend list is empty.";
ResultLblVisibleOnly();
}
UserSearchBar.IsEnabled = true;
FriendsListView.EndRefresh();
}
private async void FriendsListView_ItemTapped(object sender, ItemTappedEventArgs e)
{
if (ClickedBtn == true)
{
FriendsListView.BeginRefresh();
await VM.AddFriendToFriendsListAsync((User)e.Item);
FriendsListView.EndRefresh();
RefreshList();
ClickedBtn = false;
}
else
{
FriendsListView.BeginRefresh();
await VM.SearchIndividualChatRoom((User)e.Item);
FriendsListView.EndRefresh();
}
}
private void UserSearchBar_TextChanged(object sender, TextChangedEventArgs e)
{
string InputEmail = e.NewTextValue;
FriendsListView.BeginRefresh();
if (InputEmail != UserSetting.UserEmail)
{
if (!string.IsNullOrWhiteSpace(InputEmail))
{
if (CountData(e.NewTextValue) != 0)
{
ListVisble();
FriendsListView.ItemsSource = VM.FriendsList.Where(i => i.Email.ToLower().Contains(InputEmail.ToLower()));
}
else
{
ListInvisible();
ResultLbl.Text = "User not in your friends list.";
SearchUserBtn.Text = "Search New User \"" + InputEmail + "\"";
}
}
else
{
if (VM.FriendsList.Count != 0)
{
ListVisble();
FriendsListView.ItemsSource = VM.FriendsList;
}
else
{
ResultLbl.Text = "Friend list is empty.";
ResultLblVisibleOnly();
}
}
}
else
{
ResultLblVisibleOnly();
ResultLbl.Text = "Hi," + UserSetting.UserName;
}
FriendsListView.EndRefresh();
}