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fix a crashing bug

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System.ArgumentException thrown by Path.GetFullPath
This commit is contained in:
Genteure 2020-12-17 21:46:27 +08:00
parent 914b9958cd
commit b787fbda02
1 changed files with 115 additions and 81 deletions
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196
BililiveRecorder.WPF/Pages/RootPage.xaml.cs
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@ -15,6 +15,7 @@ using BililiveRecorder.WPF.Models;
using CommandLine;
using ModernWpf.Controls;
using ModernWpf.Media.Animation;
using NLog;
using Path = System.IO.Path;
namespace BililiveRecorder.WPF.Pages
@ -24,6 +25,8 @@ namespace BililiveRecorder.WPF.Pages
/// </summary>
public partial class RootPage : UserControl
{
private static readonly Logger logger = LogManager.GetCurrentClassLogger();
private readonly Dictionary<string, Type> PageMap = new Dictionary<string, Type>();
private readonly string lastdir_path = Path.Combine(Path.GetDirectoryName(typeof(RootPage).Assembly.Location), "lastdir.txt");
private readonly NavigationTransitionInfo transitionInfo = new DrillInNavigationTransitionInfo();
@ -68,104 +71,135 @@ namespace BililiveRecorder.WPF.Pages
private async void RootPage_Loaded(object sender, RoutedEventArgs e)
{
bool first_time = true;
var recorder = RootScope.Resolve<IRecorder>();
var first_time = true;
var error = string.Empty;
string path;
while (true)
{
CommandLineOption commandLineOption = null;
if (first_time)
{
first_time = false;
Parser.Default
.ParseArguments<CommandLineOption>(Environment.GetCommandLineArgs())
.WithParsed(x => commandLineOption = x);
if (!string.IsNullOrWhiteSpace(commandLineOption?.WorkDirectory))
{
path = Path.GetFullPath(commandLineOption.WorkDirectory);
goto check_path;
}
}
string lastdir = string.Empty;
try
{
if (File.Exists(lastdir_path))
CommandLineOption commandLineOption = null;
if (first_time)
{
lastdir = File.ReadAllText(lastdir_path).Replace("\r", "").Replace("\n", "").Trim();
}
}
catch (Exception) { }
var w = new WorkDirectorySelectorDialog
{
Error = error,
Path = lastdir
};
var result = await w.ShowAsync();
if (result != ContentDialogResult.Primary)
{
(Application.Current.MainWindow as NewMainWindow).CloseWithoutConfirmAction();
return;
}
path = Path.GetFullPath(w.Path);
check_path:
var config = Path.Combine(path, "config.json");
if (!Directory.Exists(path))
{
error = "目录不存在";
continue;
}
else if (!Directory.EnumerateFiles(path).Any())
{
// 可用的空文件夹
}
else if (!File.Exists(config))
{
error = "目录已有其他文件";
continue;
}
try
{
if (string.IsNullOrWhiteSpace(commandLineOption?.WorkDirectory))
{
File.WriteAllText(lastdir_path, path);
}
}
catch (Exception) { }
// 检查已经在同目录运行的其他进程
if (SingleInstance.CheckMutex(path))
{
if (recorder.Initialize(path))
{
Model.Recorder = recorder;
_ = Task.Run(async () =>
// while 循环第一次运行时检查命令行参数
try
{
await Task.Delay(100);
_ = Dispatcher.BeginInvoke(DispatcherPriority.Normal, method: new Action(() =>
first_time = false;
Parser.Default
.ParseArguments<CommandLineOption>(Environment.GetCommandLineArgs())
.WithParsed(x => commandLineOption = x);
if (!string.IsNullOrWhiteSpace(commandLineOption?.WorkDirectory))
{
RoomListPageNavigationViewItem.IsSelected = true;
}));
});
break;
// 如果有参数直接跳到检查路径
path = Path.GetFullPath(commandLineOption.WorkDirectory);
}
else
{
// 无命令行参数
continue;
}
}
catch (Exception)
{
// 出错直接重新来，不显示 error
continue;
}
}
else
{
error = "配置文件加载失败";
// 尝试读取上次选择的路径
var lastdir = string.Empty;
try
{
if (File.Exists(lastdir_path))
lastdir = File.ReadAllText(lastdir_path).Replace("\r", "").Replace("\n", "").Trim();
}
catch (Exception) { }
// 显示路径选择界面
var dialog = new WorkDirectorySelectorDialog
{
Error = error,
Path = lastdir
};
if (await dialog.ShowAsync() != ContentDialogResult.Primary)
{
(Application.Current.MainWindow as NewMainWindow).CloseWithoutConfirmAction();
return;
}
try
{ path = Path.GetFullPath(dialog.Path); }
catch (Exception)
{
error = "不支持该路径";
continue;
}
}
var config = Path.Combine(path, "config.json");
if (!Directory.Exists(path))
{
error = "目录不存在";
continue;
}
else if (!Directory.EnumerateFiles(path).Any())
{
// 可用的空文件夹
}
else if (!File.Exists(config))
{
error = "目录已有其他文件";
continue;
}
// 已经选定工作目录
// 如果不是从命令行参数传入的路径，写入 lastdir_path 记录
try
{ if (string.IsNullOrWhiteSpace(commandLineOption?.WorkDirectory)) File.WriteAllText(lastdir_path, path); }
catch (Exception) { }
// 检查已经在同目录运行的其他进程
if (SingleInstance.CheckMutex(path))
{
// 无已经在同目录运行的进程
if (recorder.Initialize(path))
{
Model.Recorder = recorder;
_ = Task.Run(async () =>
{
await Task.Delay(100);
_ = Dispatcher.BeginInvoke(DispatcherPriority.Normal, method: new Action(() =>
{
RoomListPageNavigationViewItem.IsSelected = true;
}));
});
break;
}
else
{
error = "配置文件加载失败";
continue;
}
}
else
{
// 有已经在其他目录运行的进程，已经通知该进程，本进程退出
(Application.Current.MainWindow as NewMainWindow).CloseWithoutConfirmAction();
return;
}
}
else
catch (Exception ex)
{
(Application.Current.MainWindow as NewMainWindow).CloseWithoutConfirmAction();
return;
error = "发生了未知错误";
logger.Error(ex, "选择工作目录时发生了未知错误");
continue;
}
}
}