public static void Download(
string fileName,
string version,
Action <int> progressChanged,
Action <bool, string, string> downloadComplete,
out Action cancel)
{
string saveFileFullName = Path.Combine(SpecialPath.DownloadDirFullName, App.AppType.ToString() + version);
progressChanged?.Invoke(0);
using (var webClient = VirtualRoot.CreateWebClient()) {
cancel = () => {
webClient.CancelAsync();
};
webClient.DownloadProgressChanged += (object sender, DownloadProgressChangedEventArgs e) => {
progressChanged?.Invoke(e.ProgressPercentage);
};
webClient.DownloadFileCompleted += (sender, e) => {
bool isSuccess = !e.Cancelled && e.Error == null;
string message = "下载成功";
if (e.Error != null)
{
message = "下载失败";
VirtualRoot.Out.ShowError(e.Error.Message);
}
if (e.Cancelled)
{
message = "已取消";
}
if (isSuccess)
{
// nothing need todo
}
else
{
VirtualRoot.Out.ShowError(message, 4);
}
downloadComplete?.Invoke(isSuccess, message, saveFileFullName);
};
OfficialServer.FileUrlService.GetNTMinerUrlAsync(fileName, (url, e) => {
webClient.DownloadFileAsync(new Uri(url), saveFileFullName);
});
}
}