// Android sign in
public async Task Login()
{
var hasToken = await AuthService.AcquireToken();
// Trigger clear any messages on login screen
ClearLoginMessages?.Invoke();
if (!hasToken)
{
// Authentication failed - trigger updates to login screen
OnLoginFailed?.Invoke();
}
// else Login success handled by permissions service which is called as a result of auth changed event which calls HandleOnAuthChanged
}
// Manages required in-app permissions
async Task HandleAppPermissions()
{
// Check and get app permissions
var gotPermissions = await GetAppPermissions();
// If permissions have been granted
if (gotPermissions)
{
// Start location service
await locationService.StartLocationUpdates();
// Trigger clear any messages from login screen
ClearLoginMessages?.Invoke();
// Trigger navigation
OnNavigateToMainViewModel?.Invoke();
}
else
{
// Permissions not granted - trigger updated to login screen
OnAppPermissionsFailed?.Invoke();
}
}
