private void LoadSettings()
{
try
{
CognitoSyncViewModel.GetInstance().CreateDataset("Settings");
string settingsStringFormat = CognitoSyncViewModel.GetInstance().ReadDataset("Settings", "UserSettings");
if (settingsStringFormat == null)
{
settings = new Settings();
}
else
{
settings = JsonConvert.DeserializeObject <Settings>(settingsStringFormat);
}
this.car = settings.car;
this.bike = settings.bike;
this.publicTransport = settings.publicTransport;
this.minimizeCarbonFootPrint = settings.minimizeCarbonFootPrint;
this.lunchBreak = settings.lunchBreak;
this.timeBreak = settings.timeBreak;
this.timeInterval = settings.timeInterval.TotalMinutes.ToString();
}
catch (Exception exception)
{
System.Diagnostics.Debug.WriteLine(exception.Message);
}
}
/* CalendarViewModel handles mostly all the events that may be triggered when interacting with buttons/gestures of CalendarPage, which may be, for example,
* a change of view mode (Month mode to Years mode), a new page may be pushed (if Settings button is pressed, a SettingsPage() will be shown. If a new appointment is
* added, we will switch to AppointmentCreationPage(). */
public CalendarViewModel(CalendarPage page, INavigation navigation, RadCalendar calendar)
{
this.page = page;
this.navigation = navigation;
this.calendar = calendar;
LoadAppointments();
MessagingCenter.Subscribe <AppointmentCreationPage, object[]>(this, "CreationAppointments", (sender, values) =>
{
if (values[0].ToString() == "Update")
{
Appointment oldAppointment = values[1] as Appointment;
appointmentsList.Remove(oldAppointment);
CognitoSyncViewModel.GetInstance().RemoveFromDataset(Constants.APPOINTMENTS_DATASET_NAME, oldAppointment.Key);
}
Appointment newAppointment = values[2] as Appointment;
appointmentsList.Add(newAppointment);
string json = JsonConvert.SerializeObject(newAppointment);
CognitoSyncViewModel.GetInstance().WriteDataset(Constants.APPOINTMENTS_DATASET_NAME, newAppointment.Key, json);
calendar.AppointmentsSource = AppointmentList;
});
calendar.AppointmentTapped += async(sender, e) =>
{
Appointment a = (e.Appointment as Appointment);
var az = appointmentsList.FirstOrDefault(item => item.Title == a.Title && item.StartDate == a.StartDate && item.EndDate == a.EndDate && item.IsAllDay == a.IsAllDay);
/* We can safely assume we got the key */
a.Key = az.Key;
await navigation.PushAsync(new AppointmentCreationPage(appointmentsList, "Update", a));
};
}
private async Task SyncSettings(Settings settings)
{
string settingJSON = JsonConvert.SerializeObject(settings);
CognitoSyncViewModel.GetInstance().WriteDataset("Settings", "UserSettings", settingJSON);
MessagingCenter.Send <SettingsPage> (this.page, "SettingsChangedEvent");
await navigation.PopAsync();
}
/// <summary>
/// Removing the ticket.
/// </summary>
public void RemoveTicket(string name)
{
name = Tickets.FirstOrDefault(x => x.Value == name).Key;
if (name != null)
{
Tickets.Remove(name);
}
CognitoSyncViewModel.GetInstance().RemoveFromDataset(DATASET_NAME, name);
if (PropertyChanged != null)
{
PropertyChanged(this, new PropertyChangedEventArgs(name));
}
}
private void LoadAppointments()
{
appointmentsList = new ObservableCollection <Appointment>();
CognitoSyncViewModel.GetInstance().CreateDataset(Constants.APPOINTMENTS_DATASET_NAME);
IDictionary <string, string> appointments = CognitoSyncViewModel.GetInstance().ReadWholeDataset(Constants.APPOINTMENTS_DATASET_NAME);
foreach (KeyValuePair <string, string> item in appointments)
{
Appointment a = JsonConvert.DeserializeObject <Appointment>(item.Value);
a.Color = parseColor(item.Value);
appointmentsList.Add(a);
}
calendar.AppointmentsSource = AppointmentList;
}
/// <summary>
/// Saving the ticket path in AWS and locally
/// </summary>
public void SaveTicket(string name, string path)
{
try
{
name = Regex.Replace(name, @"\s+", "");
Tickets.Add(name, path);
if (PropertyChanged != null)
{
PropertyChanged(this, null);
}
}
catch (Exception e)
{
DependencyService.Get <IMessage> ().ShortAlert("Ticket already added");
}
CognitoSyncViewModel.GetInstance().WriteDataset(DATASET_NAME, name, path);
}
private void ReadSettingsData()
{
try
{
CognitoSyncViewModel.GetInstance().CreateDataset("Settings");
string json = CognitoSyncViewModel.GetInstance().ReadDataset("Settings", "UserSettings");
JObject rootObject = JObject.Parse(json);
settingsValue = new object[3];
settingsValue[0] = rootObject["lunchBreak"].ToObject <bool>();
settingsValue[1] = rootObject["timeBreak"].ToObject <TimeSpan>();
settingsValue[2] = rootObject["timeInterval"].ToObject <TimeSpan>();
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine("Dataset does not exist. Exception: " + e.Message);
}
}
/// <summary>
/// Loading the saved tickets.
/// </summary>
private IDictionary <string, string> LoadTickets()
{
CognitoSyncViewModel.GetInstance().CreateDataset("Tickets");
return(CognitoSyncViewModel.GetInstance().ReadWholeDataset(DATASET_NAME));
}
private LoginViewModel()
{
cognitoSyncViewModel = CognitoSyncViewModel.GetInstance();
}
