public MainViewModel(IModel model)
{
_model = model;
InitializeIdentityManager();
InitializeModelEvents();
InitializeViews();
InitializeRelayCommands();
InitializeAppIdHandlerEvents();
IsUserLoggedIn = false;
_startScreenView = new StartScreenView();
_model.TriggerChangeViewEvent(View.StartScreenView, View.MainView, false);
_model.SetUserNameInfo(DEFAULT_NO_USERNAME_INFO);
_model.SetLoadedMapNameInfo(DEFAULT_NO_MAPNAME_INFO);
_loadedMapType = LoadedMapType.None;
IsNetworkAvailable = _model.CheckIsNetworkAvailable();
IsSyncPossible = IsNetworkAvailable && IsUserLoggedIn && _model.IsSyncPossible;
IsArcGisPortalWebMapItemsSearchPossible = IsNetworkAvailable && IsUserLoggedIn;
Messages = new ObservableCollection<string>();
}
public void SetLoadedMapTypeInfo(LoadedMapType loadedMapTypeInfo)
{
ChangeMapTypeInfo(loadedMapTypeInfo);
}
private void InitializeModelEvents()
{
_model.OAuth2TokenTokenReceived += p =>
{
if (p == null)
{
IsUserLoggedIn = false;
IsSyncPossible = IsNetworkAvailable && IsUserLoggedIn && _model.IsSyncPossible;
IsArcGisPortalWebMapItemsSearchPossible = IsNetworkAvailable && IsUserLoggedIn;
return;
}
IsUserLoggedIn = true;
IsSyncPossible = IsNetworkAvailable && IsUserLoggedIn && _model.IsSyncPossible;
IsArcGisPortalWebMapItemsSearchPossible = IsNetworkAvailable && IsUserLoggedIn;
UpdateIdentityManager(p);
_model.DoResetArcGisPortalItemsView();
_model.SetUserNameInfo(p.UserName);
_model.SetMessageInfo(UserNameInfo + DEFAULT_LOGGED_IN_INFO);
};
_model.ChangeMessageInfo += p =>
{
if (p != string.Empty)
{
Messages.Insert(0, p);
}
MessageInfo = p;
};
_model.ChangeUserNameInfo += p => { UserNameInfo = p; };
_model.ChangeMapNameInfo += p => { LoadedMapNameInfo = p; };
_model.ChangeMapTypeInfo += p =>
{
_loadedMapType = p;
switch (p)
{
case LoadedMapType.Online:
LoadedMapTypeInfo = "[online map]";
break;
case LoadedMapType.Offline:
LoadedMapTypeInfo = "[offline map]";
break;
case LoadedMapType.None:
LoadedMapTypeInfo = string.Empty;
break;
}
};
_model.ChangeView += (newView, sourceView, changeBackToSource) =>
{
if (_changeBackToPredecessorView)
{
SetView(_predecessorView);
_predecessorView = View.MainView;
_changeBackToPredecessorView = false;
return;
}
_predecessorView = sourceView;
_changeBackToPredecessorView = changeBackToSource;
SetView(newView);
};
_model.ChangeRibbonTabSelectedState += p =>
{
switch (p)
{
case RibbonTabState.Config:
RibbonTabSelectedIndex = 0;
break;
case RibbonTabState.Map:
RibbonTabSelectedIndex = 1;
break;
}
};
_model.NetworkStatusAvailabilityChanged += p =>
{
IsNetworkAvailable = p;
IsSyncPossible = IsNetworkAvailable && IsUserLoggedIn && _model.IsSyncPossible;
IsArcGisPortalWebMapItemsSearchPossible = IsNetworkAvailable && IsUserLoggedIn;
};
_model.SyncStateChanged += () => { IsSyncPossible = IsNetworkAvailable && IsUserLoggedIn && _model.IsSyncPossible; };
}