Files
Libation/Source/LibationWinForms/Form1.ScanAuto.cs

108 lines
3.5 KiB
C#

using ApplicationServices;
using AudibleUtilities;
using Dinah.Core;
using LibationFileManager;
using LibationUiBase;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace LibationWinForms;
// This is for the auto-scanner. It is unrelated to manual scanning/import
public partial class Form1
{
private InterruptableTimer? autoScanTimer;
private AutoScanRunner? autoScanRunner;
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
autoScanTimer = new InterruptableTimer(TimeSpan.FromMinutes(5));
autoScanRunner = new AutoScanRunner(
isAutoScanEnabled: () => Configuration.Instance.AutoScan,
pauseTimer: () => autoScanTimer?.Stop(),
resumeTimer: () => autoScanTimer?.PerformNow(),
notifyAuthRequired: notifyAutoScanAuthRequiredAsync);
autoScanTimer.Elapsed += async (_, __) => await autoScanRunner.RunAsync();
Load += updateAutoScanLibraryToolStripMenuItem;
Shown += startAutoScan;
AccountsSettingsPersister.Saving += accountsPreSave;
AccountsSettingsPersister.Saved += accountsPostSave;
Configuration.Instance.PropertyChanged += Configuration_PropertyChanged;
}
private void notifyAutoScanAuthRequired()
{
MessageBox.Show(
this,
"Libation could not refresh your Audible library because your login session expired.\n\n"
+ "Background auto-scan has been paused. Use Import > Scan Library to log in again to resume periodic scans.",
"Auto-scan paused - login required",
MessageBoxButtons.OK,
MessageBoxIcon.Warning);
}
private Task notifyAutoScanAuthRequiredAsync()
{
if (InvokeRequired)
{
Invoke(notifyAutoScanAuthRequired);
return Task.CompletedTask;
}
notifyAutoScanAuthRequired();
return Task.CompletedTask;
}
[PropertyChangeFilter(nameof(Configuration.AutoScan))]
private void Configuration_PropertyChanged(object? sender, PropertyChangedEventArgsEx e)
{
// when autoscan setting is changed, update menu checkbox and run autoscan
updateAutoScanLibraryToolStripMenuItem(sender, e);
startAutoScan(sender, e);
}
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))
.OfType<(string, string)>()
.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();
}
private void startAutoScan(object? sender = null, EventArgs? e = null)
{
autoScanRunner?.OnAutoScanSettingChanged();
if (Configuration.Instance.AutoScan)
autoScanTimer?.PerformNow();
else
autoScanTimer?.Stop();
}
private void updateAutoScanLibraryToolStripMenuItem(object? sender, EventArgs e) => autoScanLibraryToolStripMenuItem.Checked = Configuration.Instance.AutoScan;
private void autoScanLibraryToolStripMenuItem_Click(object? sender, EventArgs e) => Configuration.Instance.AutoScan = !autoScanLibraryToolStripMenuItem.Checked;
}