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Program.cs
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Program.cs
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using System;
using System.Diagnostics;
using System.IO;
using System.IO.Compression;
using System.Linq;
using System.Net;
using System.Threading;
using System.Threading.Tasks;
namespace HDTUpdate
{
internal class Program
{
private static UpdatingState _state;
private static void Main(string[] args)
{
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls12 | SecurityProtocolType.Tls11 | SecurityProtocolType.Tls;
Console.Title = "Hearthstone Deck Tracker Updater";
Console.CursorVisible = false;
if (args.Length != 2)
{
Console.WriteLine("Invalid arguments");
return;
}
try
{
//wait for tracker to shut down
Thread.Sleep(1000);
int procId = int.Parse(args[0]);
if(Process.GetProcesses().Any(p => p.Id == procId))
{
Process.GetProcessById(procId).Kill();
Console.WriteLine("Killed Hearthstone Deck Tracker process");
}
}
catch
{
return;
}
try
{
var update = Update(args[1]);
update.Wait();
}
catch(Exception e)
{
Console.WriteLine(e);
switch(_state)
{
case UpdatingState.Preparation:
Console.WriteLine("Please delete the 'temp' directory and try to update again. Press any key to exit.");
Console.ReadKey();
break;
case UpdatingState.Downloading:
Console.WriteLine("There was an error downloading the latest update. Press any key to open the website for manual download.");
Console.ReadKey();
Process.Start(@"https://github.com/HearthSim/Hearthstone-Deck-Tracker/releases");
break;
case UpdatingState.Extracting:
Console.WriteLine("There was an error installing the latest update. Press any key to open the website for manual download.");
Console.ReadKey();
Process.Start(@"https://github.com/HearthSim/Hearthstone-Deck-Tracker/releases");
break;
case UpdatingState.Starting:
Console.WriteLine("There was an error re-starting HDT. You should be able to start it manually. Press any key to exit.");
Console.ReadKey();
break;
}
}
finally
{
try
{
Console.WriteLine("Cleaning up...");
if(Directory.Exists("temp"))
Directory.Delete("temp", true);
Console.WriteLine("Done!");
}
catch
{
Console.WriteLine("Failed to delete temp file directory");
}
}
}
private static async Task Update(string url)
{
var fileName = url.Split('/').LastOrDefault() ?? "tmp.zip";
var filePath = Path.Combine("temp", fileName);
try
{
Console.WriteLine("Creating temp file directory");
if(Directory.Exists("temp"))
Directory.Delete("temp", true);
Directory.CreateDirectory("temp");
}
catch(Exception e)
{
throw new Exception("Error creating/clearing the download directory.", e);
}
_state = UpdatingState.Downloading;
try
{
using(var wc = new WebClient())
{
var lockThis = new object();
Console.WriteLine("Downloading latest version... 0%");
wc.DownloadProgressChanged += (sender, e) =>
{
lock(lockThis)
{
Console.CursorLeft = 0;
Console.CursorTop = 1;
Console.WriteLine("Downloading latest version... {0}/{1}KB ({2}%)", e.BytesReceived / (1024), e.TotalBytesToReceive / (1024), e.ProgressPercentage);
}
};
await wc.DownloadFileTaskAsync(url, filePath);
}
}
catch(Exception e)
{
throw new Exception("Error download the file.", e);
}
_state = UpdatingState.Extracting;
try
{
File.Move(filePath, filePath.Replace("rar", "zip"));
Console.WriteLine("Extracting files...");
ZipFile.ExtractToDirectory(filePath, "temp");
const string newPath = "temp\\Hearthstone Deck Tracker\\";
CopyFiles("temp", newPath);
}
catch(Exception e)
{
throw new Exception("Error extracting the downloaded file.", e);
}
_state = UpdatingState.Starting;
try
{
Process.Start("Hearthstone Deck Tracker.exe");
}
catch(Exception e)
{
throw new Exception("Error restarting HDT.", e);
}
}
private static void CopyFiles(string dir, string newPath)
{
foreach(var subDir in Directory.GetDirectories(dir))
{
foreach(var file in Directory.GetFiles(subDir))
{
var newDir = subDir.Replace(newPath, string.Empty);
if(!Directory.Exists(newDir))
Directory.CreateDirectory(newDir);
var newFilePath = file.Replace(newPath, string.Empty);
if(file.Contains("HDTUpdate.exe"))
File.Copy(file, newFilePath.Replace("HDTUpdate.exe", "HDTUpdate_new.exe"));
else
File.Copy(file, newFilePath, true);
}
CopyFiles(subDir, newPath);
}
}
}
public enum UpdatingState
{
Preparation,
Downloading,
Extracting,
Starting
}
}