private static async Task DownloadUpdater(Uri address, string updaterDirectory, string zipFileName,
Action <DownloadProgressChangedEventArgs> eventHandler)
{
Directory.CreateDirectory(updaterDirectory);
var sequence = new Sequence();
var previousEventTimestamp = 0;
using (var webClient = new WebClient())
{
webClient.DownloadProgressChanged += (sender, args) =>
{
if (sequence.Next() == 0)
{
previousEventTimestamp = UniversalTime.GetTickCount();
eventHandler(args);
}
else
{
var current = UniversalTime.GetTickCount();
var elapsed = current - previousEventTimestamp;
if (elapsed >= 1000)
{
previousEventTimestamp = current;
eventHandler(args);
}
}
};
await webClient.DownloadFileTaskAsync(address, zipFileName);
}
}
public static string GetEnvironmentInfo()
{
var tickCount = UniversalTime.GetTickCount();
var totalDays = (double)tickCount / DateTimeConstants.MillisecondsPerDay;
var zeroDateTime = LocalTime.Default.Now.AddDays(-totalDays);
var tickCountString = $"{tickCount} ({totalDays:N2} days(s) from {zeroDateTime:yyyy.MM.dd HH:mm:ss})";
var workingSet = Environment.WorkingSet;
var dotNetFrameworkRelease = GetDotNetFrameworkRelease();
var dotNetFrameworkVersion = GetDotNetFrameworkVersion(dotNetFrameworkRelease);
var windowsVersionInfo = GetWindowsVersionInfo();
var message = $@"Environment information
MachineName: {Environment.MachineName}
ProcessorCount: {Environment.ProcessorCount}
OSVersion: {Environment.OSVersion}
Windows ProductName: {windowsVersionInfo.ProductName}
Windows ReleaseId: {windowsVersionInfo.ReleaseId}
Windows CurrentBuild: {windowsVersionInfo.CurrentBuild}
Is64BitOperatingSystem: {Environment.Is64BitOperatingSystem}
Is64BitProcess: {Environment.Is64BitProcess}
IntPtr.Size: {IntPtr.Size} ({IntPtr.Size * 8} bit)
CLR version: {Environment.Version}
.NET Framework release: {dotNetFrameworkRelease}
.NET Framework version: {dotNetFrameworkVersion}
UserDomainName: {Environment.UserDomainName}
UserName: {Environment.UserName}
UserInteractive: {Environment.UserInteractive}
CurrentDirectory: {Environment.CurrentDirectory}
CommandLine: {Environment.CommandLine},
GC IsServerGC: {GCSettings.IsServerGC}
GC LargeObjectHeapCompactionMode: {GCSettings.LargeObjectHeapCompactionMode}
GC LatencyMode: {GCSettings.LatencyMode}
WorkingSet: {(double) workingSet / (1024 * 1024):N} MB ({workingSet} bytes)
TickCount: {tickCountString}
Stopwatch.Frequency: {Stopwatch.Frequency}";
return(message);
}
