code_review: PR #436

It's ok to call `Save()` multiple times after property of `ViewModels.Preference` changed immediately. If we delay the saving operation 3 seconds after the property changed event, we reduce the times calling `Save`, but the issue metioned in #436 may still exists.
This commit is contained in:
leo 2024-09-02 12:20:11 +08:00
parent 9ee9f921f4
commit 9fe8ffcea9
No known key found for this signature in database
2 changed files with 18 additions and 54 deletions

View file

@ -75,12 +75,8 @@ namespace SourceGit
AvaloniaXamlLoader.Load(this);
var pref = ViewModels.Preference.Instance;
pref.PropertyChanged += (_1, _2) =>
{
#pragma warning disable CS4014
pref.SaveAsync();
#pragma warning restore CS4014
};
pref.PropertyChanged += (_1, _2) => pref.Save();
SetLocale(pref.Locale);
SetTheme(pref.Theme, pref.ThemeOverrides);
SetFonts(pref.DefaultFontFamily, pref.MonospaceFontFamily, pref.OnlyUseMonoFontInEditor);
@ -527,9 +523,7 @@ namespace SourceGit
var pref = ViewModels.Preference.Instance;
if (pref.ShouldCheck4UpdateOnStartup())
{
Check4Update();
}
}
private ViewModels.Launcher _launcher = null;

View file

@ -1,11 +1,9 @@
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.IO;
using System.Text.Json;
using System.Text.Json.Serialization;
using System.Threading;
using System.Threading.Tasks;
using CommunityToolkit.Mvvm.ComponentModel;
namespace SourceGit.ViewModels
@ -155,9 +153,9 @@ namespace SourceGit.ViewModels
public string IgnoreUpdateTag
{
get;
set;
} = string.Empty;
get => _ignoreUpdateTag;
set => SetProperty(ref _ignoreUpdateTag, value);
}
public bool ShowTagsAsTree
{
@ -320,9 +318,9 @@ namespace SourceGit.ViewModels
public double LastCheckUpdateTime
{
get;
set;
} = 0;
get => _lastCheckUpdateTime;
set => SetProperty(ref _lastCheckUpdateTime, value);
}
public bool IsGitConfigured()
{
@ -356,9 +354,8 @@ namespace SourceGit.ViewModels
return string.Compare(l.Name, r.Name, StringComparison.Ordinal);
});
#pragma warning disable CS4014
SaveAsync();
#pragma warning restore CS4014
Save();
}
public RepositoryNode FindNode(string id)
@ -398,14 +395,13 @@ namespace SourceGit.ViewModels
RemoveNode(node);
AddNode(node, to);
Save();
}
public void RemoveNode(RepositoryNode node)
{
RemoveNodeRecursive(node, RepositoryNodes);
#pragma warning disable CS4014
SaveAsync();
#pragma warning restore CS4014
Save();
}
public void SortByRenamedNode(RepositoryNode node)
@ -418,43 +414,16 @@ namespace SourceGit.ViewModels
return string.Compare(l.Name, r.Name, StringComparison.Ordinal);
});
#pragma warning disable CS4014
SaveAsync();
#pragma warning restore CS4014
Save();
}
public void Save()
{
lock (_saveCtsLock)
{
_saveCts.Cancel();
_saveCts = new CancellationTokenSource();
}
var data = JsonSerializer.Serialize(this, JsonCodeGen.Default.Preference);
File.WriteAllText(_savePath, data);
}
public async Task SaveAsync()
{
lock (_saveCtsLock)
{
_saveCts.Cancel();
_saveCts = new CancellationTokenSource();
}
try
{
await Task.Delay(3000, _saveCts.Token);
}
catch (TaskCanceledException)
{
return;
}
var data = JsonSerializer.Serialize(this, JsonCodeGen.Default.Preference);
await File.WriteAllTextAsync(_savePath, data);
}
private RepositoryNode FindNodeRecursive(string id, List<RepositoryNode> collection)
{
foreach (var node in collection)
@ -505,8 +474,6 @@ namespace SourceGit.ViewModels
private static Preference _instance = null;
private static bool _isLoading = false;
private static readonly string _savePath = Path.Combine(Native.OS.DataDir, "preference.json");
private static CancellationTokenSource _saveCts = new();
private static readonly object _saveCtsLock = new();
private string _locale = "en_US";
private string _theme = "Default";
@ -522,7 +489,10 @@ namespace SourceGit.ViewModels
private int _subjectGuideLength = 50;
private bool _restoreTabs = false;
private bool _useFixedTabWidth = true;
private bool _check4UpdatesOnStartup = true;
private double _lastCheckUpdateTime = 0;
private string _ignoreUpdateTag = string.Empty;
private bool _showTagsAsTree = false;
private bool _useTwoColumnsLayoutInHistories = false;