Libation/Source/LibationAvalonia/Views/MainWindow.ScanAuto.cs
2023-01-06 22:56:00 -07:00

100 lines
3.1 KiB
C#

using ApplicationServices;
using AudibleUtilities;
using Avalonia.Controls;
using Dinah.Core;
using LibationFileManager;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
namespace LibationAvalonia.Views
{
//DONE
public partial class MainWindow
{
private InterruptableTimer autoScanTimer;
private IDisposable cancellation;
private void Configure_ScanAuto()
{
// creating InterruptableTimer inside 'Configure_' is a break from the pattern. As long as no one else needs to access or subscribe to it, this is ok
var hours = 0;
var minutes = 5;
var seconds = 0;
var _5_minutes = new TimeSpan(hours, minutes, seconds);
autoScanTimer = new InterruptableTimer(_5_minutes);
// subscribe as async/non-blocking. I'd actually rather prefer blocking but real-world testing found that caused a deadlock in the AudibleAPI
autoScanTimer.Elapsed += async (_, __) =>
{
using var persister = AudibleApiStorage.GetAccountsSettingsPersister();
var accounts = persister.AccountsSettings
.GetAll()
.Where(a => a.LibraryScan)
.ToArray();
// in autoScan, new books SHALL NOT show dialog
try
{
await LibraryCommands.ImportAccountAsync(Dialogs.Login.AvaloniaLoginChoiceEager.ApiExtendedFunc, accounts);
}
catch (Exception ex)
{
Serilog.Log.Logger.Error(ex, "Error invoking auto-scan");
}
};
_viewModel.AutoScanChecked = Configuration.Instance.AutoScan;
// if enabled: begin on load
Load += startAutoScan;
// if new 'default' account is added, run autoscan
AccountsSettingsPersister.Saving += accountsPreSave;
AccountsSettingsPersister.Saved += accountsPostSave;
// when autoscan setting is changed, update menu checkbox and run autoscan
Configuration.Instance.PropertyChanged += startAutoScan;
}
private List<(string AccountId, string LocaleName)> preSaveDefaultAccounts;
private List<(string AccountId, string LocaleName)> getDefaultAccounts()
{
using var persister = AudibleApiStorage.GetAccountsSettingsPersister();
return persister.AccountsSettings
.GetAll()
.Where(a => a.LibraryScan)
.Select(a => (a.AccountId, a.Locale.Name))
.ToList();
}
private void accountsPreSave(object sender = null, EventArgs e = null)
=> preSaveDefaultAccounts = getDefaultAccounts();
private void accountsPostSave(object sender = null, EventArgs e = null)
{
var postSaveDefaultAccounts = getDefaultAccounts();
var newDefaultAccounts = postSaveDefaultAccounts.Except(preSaveDefaultAccounts).ToList();
if (newDefaultAccounts.Any())
startAutoScan();
}
[PropertyChangeFilter(nameof(Configuration.AutoScan))]
private void startAutoScan(object sender = null, EventArgs e = null)
{
_viewModel.AutoScanChecked = Configuration.Instance.AutoScan;
if (_viewModel.AutoScanChecked)
autoScanTimer.PerformNow();
else
autoScanTimer.Stop();
}
public void autoScanLibraryToolStripMenuItem_Click(object sender, Avalonia.Interactivity.RoutedEventArgs e)
{
if (sender is MenuItem mi && mi.Icon is CheckBox checkBox)
{
checkBox.IsChecked = !(checkBox.IsChecked ?? false);
}
}
}
}