public async Task LoadLibrariesAsync()
{
try
{
// LIBRARY IDs
var libraryIDsJSON = await Task.FromResult(Xamarin.Essentials.Preferences.Get(LibraryIDs, "[]"));
var libraryIDs = Newtonsoft.Json.JsonConvert.DeserializeObject <List <string> >(libraryIDsJSON);
// LIBRARY CONTENT
foreach (var libraryID in libraryIDs)
{
var libraryJSON = Xamarin.Essentials.Preferences.Get($"{LibraryIDs}.{libraryID}", "");
if (!string.IsNullOrEmpty(libraryJSON))
{
var library = Newtonsoft.Json.JsonConvert.DeserializeObject <LibraryModel>(libraryJSON);
await this.AddLibraryAsync(library);
}
}
// LIBRARY SERVICE
foreach (var library in this.Libraries)
{
using (var services = new Services.LibraryService(library))
{ await services.InitializeLibrary(); }
}
foreach (var library in this.Libraries)
{
Services.LibraryService.RefreshLibrary(library);
}
}
catch (Exception ex) { Helpers.AppCenter.TrackEvent(ex); }
}
public async Task <bool> NewLibraryAsync(LibraryType libraryType)
{
try
{
App.HideNavigation();
// ENGINE
var engine = Engines.Engine.Get(libraryType);
var library = await engine.NewLibrary();
if (library == null)
{
return(false);
}
// ADD LIBRARY
library.ID = Guid.NewGuid().ToString();
if (!await this.AddLibraryAsync(library))
{
return(false);
}
// STORE LIBRARY
this.SaveLibrary(library);
this.SaveLibraries();
// LIBRARY SERVICE
using (var services = new Services.LibraryService(library))
{ await services.InitializeLibrary(); }
Services.LibraryService.RefreshLibrary(library);
return(true);
}
catch (Exception ex) { Helpers.AppCenter.TrackEvent(ex); return(false); }
}
public async Task <bool> DeleteLibraryAsync(string id)
{
try
{
await App.Navigation().PopAsync();
// LOCATE LIBRARY
var library = this.GetLibrary(id);
if (library == null)
{
Helpers.AppCenter.TrackEvent("Library.Delete.NotFound", $"LibraryID:{id}"); return(false);
}
library.Removed = true;
// LIBRARY SERVICE
using (var service = new Services.LibraryService(library))
{
// REMOVE FILES
if (!await service.RemoveLibrary())
{
return(false);
}
Messaging.Send(Messaging.enMessages.LibraryRemoved.ToString(), library);
// STORE LIBRARY
this.Libraries.RemoveAll(x => x.ID == library.ID);
this.RemoveLibrary(library);
this.SaveLibraries();
}
// ENGINE
var engine = Engines.Engine.Get(library.Type);
await engine.DeleteLibrary(library);
return(true);
}
catch (Exception ex) { Helpers.AppCenter.TrackEvent(ex); return(false); }
}