protected override void OnAppearing()
{
base.OnAppearing();
AppPersistenceService.SaveValue(AppPropertiesKeys.IS_ONLINE, CrossConnectivity.Current.IsConnected);
}
private async void Current_ConnectivityChanged(object sender, ConnectivityChangedEventArgs e)
{
AppPersistenceService.SaveValue(AppPropertiesKeys.IS_ONLINE, e.IsConnected);
if (!e.IsConnected)
{
DependencyService.Get <IToastMessage>().Show("You Are Offline Now .. Please turn on internet Connectivity");
}
}
private async void Current_ConnectivityChanged(object sender, ConnectivityChangedEventArgs e)
{
AppPersistenceService.SaveValue(AppPropertiesKeys.IS_ONLINE, e.IsConnected);
if (e.IsConnected)
{
await StartSyncProcess();
}
}
private async void ExecuteAddToCart()
{
var cartItemsCount = AppPersistenceService.GetValue(AppPropertiesKeys.CART_ITEMS_COUNT);
if (cartItemsCount != null)
{
DependencyService.Get <IToolbarItemBadge>().SetBadge(View, View.ToolbarItems.First(), $"{(int)cartItemsCount + Quantity}", Color.Red, Color.White);
AppPersistenceService.SaveValue(AppPropertiesKeys.CART_ITEMS_COUNT, (int)cartItemsCount + Quantity);
}
else
{
DependencyService.Get <IToolbarItemBadge>().SetBadge(View, View.ToolbarItems.First(), $"{Quantity}", Color.Red, Color.White);
AppPersistenceService.SaveValue(AppPropertiesKeys.CART_ITEMS_COUNT, Quantity);
}
var connection = DependencyService.Get <ISQLiteDb>().GetConnection();
await connection.CreateTableAsync <CartModel>();
var cartItem = await connection.Table <CartModel>()
.FirstOrDefaultAsync(x => x.ProductId == CurrentProduct.ProductId);
if (cartItem == null)
{
await connection.InsertAsync(new CartModel()
{
ProductId = CurrentProduct.ProductId, Price = CurrentProduct.Price, ProductImageUrl = CurrentProduct.MainImageUrl, ProductTitle = CurrentProduct.Title, Quantity = Quantity
});
}
else
{
cartItem.Quantity += Quantity;
await connection.UpdateAsync(cartItem);
}
await View.Navigation.PushAsync(new HomePage());
DependencyService.Get <IToastMessage>().Show("Cart Updated Successfully ..");
}
protected async override void OnAppearing()
{
base.OnAppearing();
Title = AppPersistenceService.GetValue(AppPropertiesKeys.USER_NAME) + "";
var cartItemsCount = AppPersistenceService.GetValue(AppPropertiesKeys.CART_ITEMS_COUNT);
if (cartItemsCount != null)
{
DependencyService.Get <IToolbarItemBadge>().SetBadge(this, ToolbarItems.First(), $"{(int)cartItemsCount}", Color.Red, Color.White);
}
else
{
var connection = DependencyService.Get <ISQLiteDb>().GetConnection();
await connection.CreateTableAsync <CartModel>();
var cartItems = await connection.Table <CartModel>().ToListAsync();
AppPersistenceService.SaveValue(AppPropertiesKeys.CART_ITEMS_COUNT, cartItems.Count);
DependencyService.Get <IToolbarItemBadge>().SetBadge(this, ToolbarItems.First(), $"{cartItems.Count}", Color.Red, Color.White);
}
CrossConnectivity.Current.ConnectivityChanged += Current_ConnectivityChanged;
}
private async void ExecuteLogin()
{
try
{
var userName = UserName?.ToLower();
if (Regex.IsMatch(userName, @"^[a-zA-Z0-9 ]*$"))
{
var connection = DependencyService.Get <ISQLiteDb>().GetConnection();
if (CrossConnectivity.Current.IsConnected)
{
var result = await _usersService.GetUserByUserName(userName);
if (result != null)
{
await connection.CreateTableAsync <UserModel>();
if (await connection.Table <UserModel>().FirstOrDefaultAsync(x => x.UserName == userName) == null)
{
await connection.InsertAsync(new UserModel()
{
UserId = result.UserId, UserName = result.UserName
});
}
AppPersistenceService.SaveValue(AppPropertiesKeys.USER_NAME, result.UserName);
AppPersistenceService.SaveValue(AppPropertiesKeys.USER_ID, result.UserId);
await View.Navigation.PushAsync(new HomePage());
DependencyService.Get <IToastMessage>().Show("App Data Sync is starting ..");
await SyncDataService.Instance.SyncProductsData();
DependencyService.Get <IToastMessage>().Show("App Data Sync Done ..");
}
else
{
await View.DisplayAlert("Error", "User Not Found", "OK");
}
}
else
{
var users = await connection.Table <UserModel>().ToListAsync();
var result = users.FirstOrDefault(u => u.UserName == userName);
if (result != null)
{
AppPersistenceService.SaveValue(AppPropertiesKeys.USER_NAME, result.UserName);
await View.Navigation.PushAsync(new HomePage());
}
else
{
await View.DisplayAlert("Error", "User Not Found", "OK");
}
}
}
else
{
await View.DisplayAlert("Error", "User Name Should not contain Any spaces or Special Characters", "OK");
}
}
catch (Exception e)
{
Console.WriteLine(e);
await View.DisplayAlert("Error", "Error Occured while trying to login", "OK");
}
}
private async void Logout_OnClicked(object sender, EventArgs e)
{
AppPersistenceService.SaveValue(AppPropertiesKeys.USER_NAME, string.Empty);
await Navigation.PushAsync(new MainPage());
}