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/*
* Copyright (c) 2022 Samsung Electronics Co., Ltd All Rights Reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
using System;
using System.Linq;
using System.Threading.Tasks;
using System.Collections.Generic;
using Tizen.NUI;
using Tizen.NUI.Binding;
using Tizen.NUI.Components;
using Tizen.Applications;
using Apps.Common;
using Apps.ViewModels;
using Apps.Views;
namespace Apps
{
class ViewManager
{
public event EventHandler<List<string>> AppsSelected;
private IEnumerable<ApplicationInfo> appList;
private AppViewModel appViewModel;
private AppView appView;
private SelectAppsView selectAppsView;
private Window window;
private System.Timers.Timer timer;
public ViewManager()
{
Task<IEnumerable<ApplicationInfo>> appListTask = CreateAppList();
appViewModel = new AppViewModel();
appView = new AppView();
appView.BindingContext = appViewModel;
appView.SetBinding(AppView.AppRemoveCommandProperty, "AppRemoveCommand");
appView.SetBinding(RecyclerView.ItemsSourceProperty, "AppListSource");
window = NUIApplication.GetDefaultWindow();
window.Add(appView);
timer = new System.Timers.Timer(500);
timer.Elapsed += (s,e) =>
{
window.Resized += OnWindowResized;
timer.Stop();
};
timer.Start();
PackageManager.InstallProgressChanged += OnInstallProgressChanged;
PackageManager.UninstallProgressChanged += OnUninstallProgressChanged;
UpdateViewModel(appListTask);
}
public void CleanUp()
{
PackageManager.InstallProgressChanged -= OnInstallProgressChanged;
PackageManager.UninstallProgressChanged -= OnUninstallProgressChanged;
appView?.Dispose();
appView = null;
selectAppsView?.Dispose();
selectAppsView = null;
}
public void LaunchSelectMode(List<string> invalidApps)
{
window.Remove(appView);
appView?.Dispose();
appView = null;
if (invalidApps != null)
{
Task<IEnumerable<ApplicationInfo>> appListTask = CreateAppList();
UpdateViewModel(appListTask, invalidApps);
}
if (selectAppsView == null)
{
selectAppsView = new SelectAppsView();
}
appViewModel.CreateSelectModeFields();
selectAppsView.BindingContext = appViewModel;
selectAppsView.SetBinding(RecyclerView.ItemsSourceProperty, "AppListSource");
selectAppsView.SetBinding(CollectionView.SelectionChangedCommandProperty, "SelectionChangedCommand");
appViewModel.AppsSelected += (object sender, List<string> e) =>
{
AppsSelected.Invoke(this, e);
};
window.Add(selectAppsView);
}
private void OnWindowResized(object sender, Window.ResizedEventArgs e)
{
appView?.UpdateSize();
selectAppsView?.UpdateSize();
}
private Task<IEnumerable<ApplicationInfo>> CreateAppList()
{
ApplicationInfoFilter appInfoFilter = new ApplicationInfoFilter();
appInfoFilter.Filter.Add(ApplicationInfoFilter.Keys.NoDisplay, "False");
return ApplicationManager.GetInstalledApplicationsAsync(appInfoFilter);
}
private void UpdateViewModel(Task<IEnumerable<ApplicationInfo>> appListTask)
{
appListTask.Wait();
appList = appListTask.Result;
appList = appList.OrderBy(c => c.Label);
appViewModel.CreateData(appList);
}
private void UpdateViewModel(Task<IEnumerable<ApplicationInfo>> appListTask, List<string> invalidApps)
{
appListTask.Wait();
appList = appListTask.Result;
appList = appList.OrderBy(c => c.Label);
foreach (string appId in invalidApps)
{
appList = appList.Where(c => c.ApplicationId != appId);
}
appViewModel.CreateData(appList);
}
private void OnInstallProgressChanged(object sender, PackageManagerEventArgs e)
{
if (e.State == PackageEventState.Completed)
{
Package package = PackageManager.GetPackage(e.PackageId);
foreach(ApplicationInfo appInfo in package.GetApplications())
{
if (appInfo.IsNoDisplay == false)
{
appList = appList.Append(appInfo);
appViewModel.InsertApp(appInfo);
}
}
appList = appList.OrderBy(c => c.Label);
}
}
private void OnUninstallProgressChanged(object sender, PackageManagerEventArgs e)
{
if (e.State == PackageEventState.Completed)
{
Tizen.Log.Info(Resources.LogTag, "Package id is : " + e.PackageId);
foreach (ApplicationInfo appInfo in appList)
{
if (appInfo.PackageId == e.PackageId)
{
appViewModel.RemoveApp(appInfo.ApplicationId);
}
}
appList = appList.Where(c => c.PackageId != e.PackageId);
string uninstallSuccessMessage = "App has been uninstalled successfully";
Notification.MakeToast(uninstallSuccessMessage, Notification.ToastBottom).Post(Notification.ToastShort);
}
else if (e.State == PackageEventState.Failed)
{
string uninstallFailedMessage = "This app can't be uninstalled";
Notification.MakeToast(uninstallFailedMessage, Notification.ToastBottom).Post(Notification.ToastShort);
}
}
}
}
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