public UpdateWindowViewModel(string directoryName, IUpgrade upgrade, string startApp = "", Action success = null,
Action failed = null, Action cancel = null
)
{
this.directoryName = directoryName;
this.upgrade = upgrade;
this.startApp = startApp;
this.success = success;
this.failed = failed;
this.cancel = cancel;
UpdateCollection = new UpdateFileCollection(new List<EsuUpgradeInfo>());
updateCommand = new DelegateCommand(Update, () => true);
closeCommand = new DelegateCommand(Close, () => true);
cancelCommand = new DelegateCommand(Cancel, () => true);
scheduler = TaskScheduler.Current;
}
public async void Update()
{
if (upgrade == null)
return;
Message = "正在获取升级数据 ...";
CanUpdate = false;
tokenSource = new CancellationTokenSource();
await ThreadHelper.StartTask(() =>
{
EsuUpgradeInfoCollection serviceList = upgrade.GetServiceFileCollection();
string tempPath = string.Format("{0}\\UpdateTemp", Environment.CurrentDirectory);
if (!Directory.Exists(tempPath))
Directory.CreateDirectory(tempPath);
UpdateCollection = new UpdateFileCollection(serviceList.GetDifferent(upgrade.GetLocalFileCollection()));
if (UpdateCollection.Count == 0)
{
MessageBox.Show("未发现可更新的组件.");
return;
}
Message = "获取数据完成，正在准备升级 ...";
#region download files to local path
foreach (UpdateFile updateFile in UpdateCollection.Where(w => w.FileInfo.Type == FileType.Directory))
{
Message = string.Format("正在创建文件夹{0} ...", updateFile.FileInfo.Name);
CurrentUpdate = updateFile;
Directory.CreateDirectory(string.Format(@"{0}\{1}", tempPath, updateFile.FileInfo.RelativeFileName));
updateFile.Upgradable = true;
Progress.StepAdd();
}
foreach (UpdateFile updateFile in UpdateCollection.Where(w => w.FileInfo.Type == FileType.File))
{
Message = string.Format("正在下载文件{0} ...", updateFile.FileInfo.Name);
CurrentUpdate = updateFile;
string source = string.Format(@"{0}\{1}", tempPath, updateFile.FileInfo.RelativeFileName);
//string target = string.Format(@"{0}\{1}", Environment.CurrentDirectory, updateFile.FileInfo.RelativeFileName);
upgrade.GetFileBytes(updateFile.FileInfo.RelativeFileName)
.ByteToFile(source);
updateFile.Upgradable = true;
Thread.Sleep(100);
Progress.StepAdd(10);
}
});
#endregion
Message = "组件下载完成，正在启动更新组件 ...";
if (success != null)
success();
try
{
string copyApplicationFileName = string.Format("{0}\\UpdateToolkit.exe", Environment.CurrentDirectory);
if (File.Exists(copyApplicationFileName))
Process.Start(copyApplicationFileName, startApp);
else
MessageBox.Show("未发现更新组件，请联系系统管理员。");
Environment.Exit(0);
}
catch
{
MessageBox.Show("复制组件发生错误，请联系系统管理员。");
}
}