async Task ExecuteRefreshingCommand(bool pullFromCloud = false)
{
if (IsBusy)
{
return;
}
IsBusy = true;
try
{
var service = new ZumoService();
if (pullFromCloud)
{
IsRefreshing = true;
await service.SyncOfflineCache();
IsRefreshing = false;
}
var results = await service.GetAllToDoItems();
Items.Clear();
foreach (var item in results)
{
Items.Add(item);
}
}
finally
{
IsBusy = false;
}
}
private async Task ExecuteSaveCmd()
{
try
{
if (IsBusy)
{
return;
}
IsBusy = true;
var svc = new ZumoService();
if (string.IsNullOrEmpty(Item.Id))
{
await svc.CreateToDo(Item);
}
else
{
await svc.UpdateToDo(Item);
}
MessagingCenter.Send(this, "refresh_list");
}
finally
{
IsBusy = false;
await nav.PopAsync();
}
}
protected override void OnStart()
{
if (!AppCenter.Configured)
{
Push.PushNotificationReceived += async(sender, e) =>
{
var zumoService = new ZumoService();
await zumoService.SyncOfflineCache();
// Add the notification message and title to the message
//var summary = $"Push notification received:" +
// $"\n\tNotification title: {e.Title}" +
// $"\n\tMessage: {e.Message}";
//// If there is custom data associated with the notification,
//// print the entries
//if (e.CustomData != null)
//{
// summary += "\n\tCustom data:\n";
// foreach (var key in e.CustomData.Keys)
// {
// summary += $"\t\t{key} : {e.CustomData[key]}\n";
// Analytics.TrackEvent("Push", new Dictionary<string, string> { { "push-key", $"{key}" } });
// }
//}
//// Send the notification summary to debug output
//System.Diagnostics.Debug.WriteLine(summary);
};
}
AppCenter.Start("ios=dcfb280a-b080-474b-8c3b-38baa5739d0f;"
+ "android=0418d688-810c-47f6-b532-7dbab8cdab5c",
typeof(Analytics),
typeof(Crashes),
typeof(Push));
Push.SetEnabledAsync(true);
OnResume();
}
public ToDoListPageViewModel(INavigation nav)
{
Title = "To Do Items";
navigation = nav;
InitialRefreshList();
var service = new ZumoService();
Task.Run(async() =>
{
await service.RegisterForPushNotifications();
});
MessagingCenter.Subscribe <PushToSync>(this, "ItemsChanged", async(obj) =>
{
await ExecuteRefreshingCommand(true);
});
}
