private void SaveUrl(string url)
{
// First save the current settings -> We need them if the connection to the new server fails -> then we have to reset to these settings
string CurrentUrl = DataAccessLayer.Utilities.ServerIP;
DataAccessLayer.NetworkState CurrentNetworkState = UI.MainActivity.User.NetworkStatus;
// First we set the user online to check if we have any connection to the server
UI.MainActivity.User.NetworkStatus = UI.MainActivity._networkstate;
DataAccessLayer.Utilities.ServerIP = url;
// The user has to authenticate itself to the new server
var dialog = new AuthenticationDialog(this);
dialog.Show(SupportFragmentManager, "dialog");
// Event handler after the dialog has been dismissed
dialog.Dismissed += (s, e) => {
if (e.Result == true)
{
// Everything has been OK and the user is connected to the server and DB
Toast.MakeText (_mainActivity, Resources.GetString(Resource.String.LoggedSuccessfully),ToastLength.Short);
_OfflineSwitch.Checked = true;
UI.MainActivity.User.NetworkStatus = UI.MainActivity._networkstate;
// We have to show the two notifications
NotificationManager notificationManager = (NotificationManager) _mainActivity.GetSystemService (
Android.Content.Context.NotificationService);
Notification.Builder builder = new Notification.Builder (_mainActivity)
.SetSmallIcon (UI.Resource.Drawable.ic_network_connected)
.SetAutoCancel (false)
.SetSound (Android.Media.RingtoneManager.GetDefaultUri ( Android.Media.RingtoneType.Notification))
.SetLights (54,3000,5)
.SetContentText ( Resources.GetString(Resource.String.NetworkConnected))
.SetContentTitle (Resources.GetString(Resource.String.AppName) + " - " + Resources.GetString(Resource.String.Connected))
.SetContentIntent ( PendingIntent.GetActivity ( _mainActivity, (int)PendingIntentFlags.UpdateCurrent, new Intent (this, typeof(SettingsActivity)), 0))
.SetTicker (Resources.GetString(Resource.String.Connected));
//Notification notification = builder.Notification;
Notification notification = builder.Build();
notificationManager.Notify (1, notification);
builder = new Notification.Builder (_mainActivity)
.SetSmallIcon (UI.Resource.Drawable.ic_action_online)
.SetAutoCancel (false)
.SetLights (54,3000,5)
.SetContentText ( Resources.GetString(Resource.String.UserOnline))
.SetContentTitle (Resources.GetString(Resource.String.AppName) + " - " + "Online")
.SetTicker (Resources.GetString(Resource.String.UserOnline));
//notification = builder.Notification;
notification = builder.Build();
notificationManager.Notify (2, notification);
// Set the new URL in the Offline Database
BusinessLayer.User.SetUrl(url);
Android.Widget.Toast.MakeText(_mainActivity,_mainActivity.Resources.GetString(Resource.String.LoggedSuccessfully), Android.Widget.ToastLength.Short).Show();
}
else
{
// There is an Error and the user is disconnected
_OfflineSwitch.Checked = false;
// There has been a connection failure
// The app has to stay offline
new AlertDialog.Builder(this)
.SetPositiveButton("OK", (senders, _args) =>
{
// User pressed yes
})
.SetMessage(Resource.String.ConnectionFailedTitle)
.SetTitle(Resource.String.ConnectionFailedTitle)
.Show()
;
// Reset the global URL
DataAccessLayer.Utilities.ServerIP = CurrentUrl;
UI.MainActivity.User.NetworkStatus = CurrentNetworkState;
_edUrl.Text = DataAccessLayer.Utilities.ServerIP;
}
};
}
private void OfflineSwitchChanged()
{
if (_OfflineSwitch.Checked == false)
{
UI.MainActivity.User.NetworkStatus = DataAccessLayer.NetworkState.Disconnected;
Notification.Builder builder = new Notification.Builder (this)
.SetSmallIcon (UI.Resource.Drawable.ic_action_offline)
.SetAutoCancel (false)
.SetSound (Android.Media.RingtoneManager.GetDefaultUri ( Android.Media.RingtoneType.Notification))
.SetLights (54,3000,5)
.SetContentText ( Resources.GetString(Resource.String.UserOffline))
.SetContentTitle (Resources.GetString(Resource.String.AppName) + " - " + "Offline")
.SetTicker (Resources.GetString(Resource.String.UserOffline));
Notification notification = builder.Build();
NotificationManager notificationManager = (NotificationManager) _mainActivity.GetSystemService (
Android.Content.Context.NotificationService);
notificationManager.Notify (2, notification);
}
else
{
// If the user wants to go online for the first time
// he or she must be authenticated
// Run the Authentication Dialog
// First save the current settings -> We need them if the connection to the new server fails -> then we have to reset to these settings
string CurrentUrl = DataAccessLayer.Utilities.ServerIP;
DataAccessLayer.NetworkState CurrentNetworkState = UI.MainActivity.User.NetworkStatus;
// Just run the Authentication Dialog, if the user has never logged online before
if (String.IsNullOrEmpty ( UI.MainActivity.User.IdSession ))
{
// First we set the user online to check if we have any connection to the server
UI.MainActivity.User.NetworkStatus = UI.MainActivity._networkstate;
DataAccessLayer.Utilities.ServerIP = _edUrl.Text;
var dialog = new AuthenticationDialog(this);
dialog.Dismissed += (s, e) => {
if (e.Result == true)
{
// Everything has been OK and the user is connected to the server and DB
Toast.MakeText (_mainActivity, Resources.GetString(Resource.String.LoggedSuccessfully),ToastLength.Short);
_OfflineSwitch.Checked = true;
UI.MainActivity.User.NetworkStatus = UI.MainActivity._networkstate;
NotificationManager notificationManager = (NotificationManager) _mainActivity.GetSystemService (
Android.Content.Context.NotificationService);
Notification.Builder builder = new Notification.Builder (_mainActivity)
.SetSmallIcon (UI.Resource.Drawable.ic_action_online)
.SetAutoCancel (false)
.SetSound (Android.Media.RingtoneManager.GetDefaultUri ( Android.Media.RingtoneType.Notification))
.SetLights (54,3000,5)
.SetContentText ( Resources.GetString(Resource.String.UserOnline))
.SetContentTitle (Resources.GetString(Resource.String.AppName) + " - " + "Online")
.SetTicker (Resources.GetString(Resource.String.UserOnline));
//Notification notification = builder.Notification;
Notification notification = builder.Build();
notificationManager.Notify (2, notification);
}
else
{
// There is an Error and the user is disconnected
_OfflineSwitch.Checked = false;
// There has been a connection failure
// The app has to stay offline
new AlertDialog.Builder(this)
.SetPositiveButton("OK", (senders, _args) =>
{
// User pressed yes
})
.SetMessage(Resource.String.ConnectionFailedTitle)
.SetTitle(Resource.String.ConnectionFailedTitle)
.Show()
;
// Reset the global status
UI.MainActivity.User.NetworkStatus = CurrentNetworkState;
}
};
dialog.Show(SupportFragmentManager, "dialog");
}
else
{
if (UI.MainActivity.User.TestConnection() == true)
{
// There is connection
_OfflineSwitch.Checked = true;
UI.MainActivity.User.NetworkStatus = UI.MainActivity._networkstate;
// Sent a notification
NotificationManager notificationManager = (NotificationManager) _mainActivity.GetSystemService (
Android.Content.Context.NotificationService);
Notification.Builder builder = new Notification.Builder (_mainActivity)
.SetSmallIcon (UI.Resource.Drawable.ic_action_online)
.SetAutoCancel (false)
.SetSound (Android.Media.RingtoneManager.GetDefaultUri ( Android.Media.RingtoneType.Notification))
.SetLights (54,3000,5)
.SetContentText (Resources.GetString(Resource.String.UserOnline))
.SetContentTitle (Resources.GetString(Resource.String.AppName) + " - " + "Online")
.SetTicker (Resources.GetString(Resource.String.UserOnline));
Notification notification = builder.Build();
notificationManager.Notify (2, notification);
}
else
{
// There is no connection
_OfflineSwitch.Checked = false;
UI.MainActivity.User.NetworkStatus = DataAccessLayer.NetworkState.Disconnected;
// There has been a connection failure
// The app has to stay offline
new AlertDialog.Builder(this)
.SetPositiveButton("OK", (senders, _args) =>
{
// User pressed yes
})
.SetMessage(Resource.String.ConnectionFailedTitle)
.SetTitle(Resource.String.ConnectionFailedTitle)
.Show()
;
}
}
// Ask to upload any unsync data if the user is online
if (offlineTasks != 0 &&MainActivity.User.NetworkStatus != DataAccessLayer.NetworkState.Disconnected)
{
UploadData();
}
}
}