public async Task GetCurrentUserFavoriteAds()
{
var currentUserCached = (FirebaseUser)JsonConvert.DeserializeObject(Preferences.Get("FirebaseUser", ""), typeof(FirebaseUser));
if (currentUserCached != null)
{
var allUsersFavoriteAds = await UserFavoriteAdsDataStore.GetItemsAsync(false);
var currentUserFavoriteAds = allUsersFavoriteAds.Where(u => u.Username == currentUserCached.Username).ToList();
var allAdsDict = await AdverismentDataStore.GetItemsKeyValueAsync();
viewModel.Items.Clear();
foreach (var ad in allAdsDict)
{
foreach (var favorite in currentUserFavoriteAds)
{
if (ad.Value.Id == favorite.AdId)
{
viewModel.Items.Add(ad.Value);
}
}
}
}
}
private async void UpdateButton_Clicked(object sender, EventArgs e)
{
using (await MaterialDialog.Instance.LoadingDialogAsync(message: "Učitavanje.."))
{
switch (typeOfAdsPage)
{
case "favorites":
await XF.Material.Forms.UI.Dialogs.MaterialDialog.Instance.AlertAsync(message : "Kako biste uredili oglas idite na \n\"Profil -> Pogledaj oglase\"");
break;
case "profile":
if (Title == "Oglasi oglašivača")
{
await MaterialDialog.Instance.SnackbarAsync(message : "Nije moguće uređivati tuđi oglas");
((Button)sender).IsEnabled = false;
}
else
{
string SelectedAd = ((Button)sender).BindingContext as string;
var ad = (await AdverismentDataStore.GetItemsKeyValueAsync()).Where(a => a.Value.Id == SelectedAd).FirstOrDefault().Value;
await Navigation.PushAsync(new AddNewPage(ad));
}
break;
default:
break;
}
}
}
private async void DeleteAd_Clicked(object sender, EventArgs e)
{
using (await MaterialDialog.Instance.LoadingDialogAsync(message: "Učitavanje.."))
{
switch (typeOfAdsPage)
{
case "favorites":
string SelectedAdId = ((Button)sender).BindingContext as string;
var hasConfirmed = await XF.Material.Forms.UI.Dialogs.MaterialDialog.Instance.ConfirmAsync(message : "Jeste li sigurni?",
confirmingText : "Ukloni", dismissiveText : "Odustani");
if (hasConfirmed != false && hasConfirmed != null)
{
var hasDeleted = await UserFavoriteAdsDataStore.DeleteItemAsync(SelectedAdId);
if (hasDeleted)
{
await GetCurrentUserFavoriteAds();
}
}
break;
case "profile":
string SelectedAd = ((Button)sender).BindingContext as string;
if (Title == "Oglasi oglašivača")
{
await MaterialDialog.Instance.SnackbarAsync(message : "Nije moguće brisati tuđi oglas");
((Button)sender).IsEnabled = false;
}
else
{
var hasConfirm = await XF.Material.Forms.UI.Dialogs.MaterialDialog.Instance.ConfirmAsync(message : "Jeste li sigurni?",
confirmingText : "Obriši", dismissiveText : "Odustani");
if (hasConfirm != false && hasConfirm != null)
{
var hasDeleted = await AdverismentDataStore.DeleteItemAsync(SelectedAd);
if (hasDeleted)
{
await Task.WhenAny
(
GetCurrentUserAds(FirebaseUser),
Navigation.PopAsync(true)
);
}
}
}
break;
default:
break;
}
}
}
public async Task GetCurrentUserAds(FirebaseUser user)
{
var currentUserCached = user;
if (currentUserCached != null)
{
var allAds = await AdverismentDataStore.GetItemsKeyValueAsync();
var currentUserAds = allAds.Where(u => u.Value.UserId == currentUserCached.Username).ToList();
viewModel.Items.Clear();
foreach (var ad in currentUserAds)
{
viewModel.Items.Add(ad.Value);
}
}
}
public async Task <int> GetCurrentUserAdNumber()
{
var allAds = await AdverismentDataStore.GetItemsKeyValueAsync();
return(allAds.Where(u => u.Value.UserId == FirebaseUser.Username).ToList().Count());
}
