public static async Task <Dictionary <string, int> > FillGroupsDictionary(bool rewrite, CancellationToken cts)
{
var networkChecker = new NetworkChecker(Instance);
string resultJson;
var resourceName = "groups.json";
var b = File.Exists(GetFileFullPath(resourceName));
if (rewrite && networkChecker.Check())
{
var client = new HttpClient();
resultJson = await HttpClientSL.GetResponseAsync(client, Instance.groupLink, cts);
File.WriteAllText(GetFileFullPath(resourceName), resultJson);
}
else
{
using (var stream = GetEmbeddedResourceStream(resourceName))
using (var reader = b ? new StreamReader(GetFileFullPath(resourceName)) : new StreamReader(stream))
{
resultJson = await reader.ReadToEndAsync();
}
}
var groups = JsonConvert.DeserializeObject <GroupRoot>(resultJson);
var dictionary = groups.Groups.ToDictionary(x => x.Name, x => x.Id);
return(dictionary);
}
protected override void OnCreate(Bundle savedInstanceState)
{
MainApp.ChangeLanguage(this);
SetTheme(Resource.Style.MyAppTheme);
base.OnCreate(savedInstanceState);
SetContentView(Resource.Layout.activity_authorization);
networkChecker = new NetworkChecker(this);
autoCompleteTextViewAuth = FindViewById <AutoCompleteTextView>(Resource.Id.autocompletetextview_auth);
autoCompleteTextViewAuth.SetOnEditorActionListener(this);
autoCompleteTextViewAuth.AddTextChangedListener(this);
progressBar = FindViewById <ProgressBar>(Resource.Id.progressbar_auth);
progressBar.Visibility = ViewStates.Visible;
Task.Run(async() =>
{
groupsDictionary = await MainApp.Instance.GroupsDictionary;
array = groupsDictionary.Select(x => x.Key).ToArray();
RunOnUiThread(() =>
{
suggestAdapter = new ArrayAdapter(this, Android.Resource.Layout.SimpleDropDownItem1Line, array);
autoCompleteTextViewAuth.Adapter = suggestAdapter;
progressBar.Visibility = ViewStates.Invisible;
});
});
var buttonAuth = FindViewById <Button>(Resource.Id.button_auth);
var textViewLater = FindViewById <TextView>(Resource.Id.textview_later_auth);
var textViewUpdate = FindViewById <TextView>(Resource.Id.textview_groupsupdate_auth);
buttonAuth.Click += ButtonAuth_Click;
textViewLater.Click += TextViewLater_Click;
textViewUpdate.Click += TextViewUpdate_Click;
prefEditor = MainApp.Instance.SharedPreferences.Edit();
}