/// <summary>
/// Gets default GPS setting data if it is there
/// </summary>
/// <returns>GPSSetting or null</returns>
public async Task <GPSSetting> GetSetting()
{
var settingsStore = new GPSSettingStore();
GPSSetting setting = await settingsStore.GetAsync();
return(setting);
}
/// <summary>
///
/// </summary>
public async Task UpdateSettingAsync()
{
GPSSetting setting = new GPSSetting();
setting.Mode = SelectedMode;
setting.Destination = GPSDestination;
await gpsSettingStore.UpdateAsync(setting);
SavedDest = setting.Destination;
SavedMode = setting.Mode;
}
/// <summary>
/// Gets the first text direction using the current GPS Location and
/// settings passed in
/// </summary>
/// <param name="settings">the settings for where you want to go</param>
/// <returns>the first direction in the list</returns>
private async Task <string> GetFirstDirection(GPSSetting settings)
{
try
{
//make destination string with '+' for spaces
string dest = settings.Destination;
dest = dest.Replace(" ", "+");
Rootobject directions = await GetDirectionsAsync(dest, settings.Mode);
Route firstRoute = directions.routes[0];
//this is where the steps can be found
Leg getLeg = firstRoute.legs[0];
//get first step
Step firstStep = getLeg.steps[0];
//get next direction string
string nextDirection = firstStep.html_instructions;
//reference: https://stackoverflow.com/questions/787932/using-c-sharp-regular-expressions-to-remove-html-tags
//From user: Daniel Brückner and edited by verdesmarald
//This handles most cases for HTML tags but not all as described in the link
String result = Regex.Replace(nextDirection, @"<[^>]*>", String.Empty);
//add spaces to fix the no spaces between sentences cause by previous regex
result = Regex.Replace(result, @"Continue", " Continue");
result = Regex.Replace(result, @"Destination", " Destination");
result = Regex.Replace(result, @"Toll", " Toll");
result = Regex.Replace(result, @"Pass", " Pass");
result = Regex.Replace(result, @"Entering", " Entering");
result = Regex.Replace(result, @"Restricted", " Restricted");
//replace edge cases
result = Regex.Replace(result, @"&nbsq;", " ");
//assumption is that this text is being read out loud
//replace things that the text to sound reader doesn't understand
result = result.Replace("N", "North");
result = result.Replace("E", "East");
result = result.Replace("S", "South");
result = result.Replace("W", "West");
result = result.Replace("/", " ");
return(result);
}
catch (Exception e)
{
return("Could not get direction. Please check internet connection and try again");
}
}
/// <summary>
/// Begins the listening for messages, and signals from the signal app
/// </summary>
public void StartListening()
{
SubscribeGeneralMessage(Gestures.UP);
SubscribeGeneralMessage(Gestures.DOWN);
SubscribeGeneralMessage(Gestures.LEFT);
SubscribeGeneralMessage(Gestures.RIGHT);
IMusicManager musicManager = new SpotifyManager();
actionHandler.RegisterMusicManager(musicManager);
MessagingCenter.Subscribe <SettingsViewModel>(this, Gestures.SPOTIFY, async message =>
{
if (!actionHandler.HasAuthenticatedMusicManager)
{
MessagingCenter.Subscribe <SpotifyLoginMessage>(this, "LoginSuccess", message =>
{
if (!actionHandler.HasAuthenticatedMusicManager)
{
actionHandler.UpdateMusicManagerAuthentication(true);
MessagingCenter.Send(new SpotifyLoginMessage("RegistrationSuccess", message.HasPremium), "RegistrationSuccess");
}
});
await musicManager.Init();
}
});
MessagingCenter.Subscribe <DNDPermissionMessage>(this, "DNDAdded", message =>
{
if (!notificationManager.IsNotificationPolicyAccessGranted)
{
Intent intent = new Intent(Android.Provider.Settings.ActionNotificationPolicyAccessSettings);
StartActivity(intent);
}
else
{
MessagingCenter.Send(new DNDPermissionMessage(), "DNDGranted");
}
});
MessagingCenter.Subscribe <string>(this, "GPSRoute", async message =>
{
GPSManager gpsManager = new GPSManager();
GPSHandler handler = new GPSHandler();
GPSSetting setting = await handler.GetSetting();
Rootobject root = await gpsManager.GetDirectionsAsync(setting.Destination, setting.Mode);
if (root.status.Equals("NOT_FOUND"))
{
MessagingCenter.Send <string>("", "Unsuccessful");
return;
}
MessagingCenter.Send <string, Rootobject>("", "GetRoute", root);
});
}
/// <summary>
/// Gets the Next direction in the list and returns it by gettin the settings stored
/// in the phone and getting the first direction
/// </summary>
/// <returns></returns>
public async Task <string> GetNextDirectionAsync()
{
//get GPSInfo saved to phone
GPSHandler handler = new GPSHandler();
GPSSetting settings = await handler.GetSetting();
if (settings == null)
{
return("please add a destination and choose a transportation mode on the GPS settings page.");
}
//use GPSInfo to get directions
string getDirection = await GetFirstDirection(settings);
//return what the app needs to say
return(getDirection);
}
/// <summary>
///
/// </summary>
/// <returns></returns>
private async Task InitSettingsAsync()
{
GPSSetting setting;
try
{
setting = await gpsSettingStore.GetAsync();
}
catch (System.Collections.Generic.KeyNotFoundException)
{
setting = new GPSSetting()
{
Destination = "", Mode = ""
};
}
SavedMode = setting.Mode;
SavedDest = setting.Destination;
SelectedMode = setting.Mode;
GPSDestination = setting.Destination;
}
