internal ConnectionViewModel(INavigationService navigationService, SettingsHost settingsHost, Connection connection, Action changed)
: this (navigationService, settingsHost)
{
this.connection = connection;
this.changed = changed;
this.SetConnectionParameters();
}
public void RemoveConnection(Connection connection)
{
this.Settings.Connections.Remove(connection);
var newConnection = this.Settings.Connections.FirstOrDefault();
this.SetActiveConnection(newConnection);
if (this.isSaved)
{
this.SaveSettings();
}
}
protected override void OnActivate()
{
base.OnActivate();
if (this.MachineAddress != null)
{
var active =
this.settingsHost.Settings.Connections.Where(
c => c.Url == new Uri(string.Format("http://{0}:{1}", this.MachineAddress, this.Port))).FirstOrDefault();
if (active != null)
{
this.connection = active;
this.SetConnectionParameters();
}
}
}
public void SetActiveConnection(Connection connection)
{
if (connection == null)
{
this.Settings.Active = null;
this.SaveSettings();
}
else if (this.Settings.Active == null)
{
this.Settings.Active = connection;
this.SaveSettings();
}
else if (this.Settings.Active.Url != connection.Url || this.Settings.Active.Username != connection.Username || this.Settings.Active.Password != connection.Password)
{
this.Settings.Active = connection;
this.SaveSettings();
}
}
public void AddConnection(Connection connection)
{
Connection existing = this.Settings.Connections.Where(c => c.Url == connection.Url).FirstOrDefault();
if (existing != null)
{
SetActiveConnection(existing);
return;
}
this.isSaved = false;
this.appSettings.Connections.Add(connection);
this.SetActiveConnection(connection);
if (!this.isSaved)
{
this.SaveSettings();
}
}
private void LoadSettings()
{
using (IsolatedStorageFile storageFile = IsolatedStorageFile.GetUserStoreForApplication())
{
if (!storageFile.FileExists(SettingsFileName))
{
var demo = new Connection() { Url = new Uri("http://demo:1234") };
this.appSettings = new Settings() {Active = demo, Connections = { demo }};
return;
}
using (IsolatedStorageFileStream fileStream = storageFile.OpenFile(SettingsFileName, FileMode.Open))
{
using (var sr = new StreamReader(fileStream))
{
var text = sr.ReadToEnd();
this.appSettings = JsonConvert.DeserializeObject<Settings>(text);
}
}
if (this.appSettings == null)
{
return;
}
}
}
