/// <summary>
/// Retrieve the data needed to display the guide.
/// May connect to the server or need to download files, so has to be asynchronous
/// </summary>
private async void InitialiseData()
{
guide = (Guide)await AppData.Session.FetchActivityWithId(Intent.GetIntExtra("ActivityId", 0));
string scenarioFormatted = guide.Title.Replace(" ", String.Empty).Replace("/", String.Empty);
string documentsPath = Android.OS.Environment.GetExternalStoragePublicDirectory(Android.OS.Environment.DirectoryDownloads).AbsolutePath + "/speeching";
localResourcesDirectory = documentsPath + "/" + scenarioFormatted;
// Create these directories if they don't already exist
if (!Directory.Exists(documentsPath))
{
Directory.CreateDirectory(documentsPath);
}
// If the scenario folder doesn't exist we need to download the additional files
if (!GetPrefs().GetBoolean("DOWNLOADED", false))
{
if (!Directory.Exists(localResourcesDirectory))
{
Directory.CreateDirectory(localResourcesDirectory);
}
localZipPath = System.IO.Path.Combine(localResourcesDirectory, scenarioFormatted + ".zip");
PrepareData();
}
else
{
// We need to populate the resources dictionary with the existing files
string[] files = Directory.GetFiles(localResourcesDirectory);
resources = new Dictionary<string, string>();
for (int i = 0; i < files.Length; i++)
{
resources.Add(System.IO.Path.GetFileName(files[i]), files[i]);
}
DisplayContent();
}
}
public GuideAdapter(Android.Support.V4.App.FragmentManager SupportFragmentManager, Guide.Page[] slides, Dictionary<string, string> resources)
: base(SupportFragmentManager)
{
this.SupportFragmentManager = SupportFragmentManager;
this.slides = slides;
this.resources = resources;
}