using System;
using System.Diagnostics.CodeAnalysis;
using System.IO;
using System.IO.Compression;
using System.Reflection;
using StardewModdingAPI.Internal;
using StardewModdingAPI.Toolkit.Utilities;
namespace StardewModdingApi.Installer
{
/// The entry point for SMAPI's install and uninstall console app.
internal class Program
{
/*********
** Properties
*********/
/// The absolute path of the installer folder.
[SuppressMessage("ReSharper", "AssignNullToNotNullAttribute", Justification = "The assembly location is never null in this context.")]
private static readonly string InstallerPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
/// The absolute path of the folder containing the unzipped installer files.
private static readonly string ExtractedBundlePath = Path.Combine(Path.GetTempPath(), $"SMAPI-installer-{Guid.NewGuid():N}");
/// The absolute path for referenced assemblies.
private static readonly string InternalFilesPath = Path.Combine(Program.ExtractedBundlePath, "smapi-internal");
/*********
** Public methods
*********/
/// Run the install or uninstall script.
/// The command line arguments.
public static void Main(string[] args)
{
// find install bundle
PlatformID platform = Environment.OSVersion.Platform;
FileInfo zipFile = new FileInfo(Path.Combine(Program.InstallerPath, $"{(platform == PlatformID.Win32NT ? "windows" : "mono")}.dat"));
if (!zipFile.Exists)
{
Console.WriteLine($"Oops! Some of the installer files are missing; try redownloading the installer. (Missing file: {zipFile.FullName})");
Console.ReadLine();
return;
}
// unzip bundle into temp folder
DirectoryInfo bundleDir = new DirectoryInfo(Program.ExtractedBundlePath);
Console.WriteLine("Extracting install files...");
ZipFile.ExtractToDirectory(zipFile.FullName, bundleDir.FullName);
// set up assembly resolution
AppDomain.CurrentDomain.AssemblyResolve += Program.CurrentDomain_AssemblyResolve;
// launch installer
var installer = new InteractiveInstaller(bundleDir.FullName);
installer.Run(args);
}
/*********
** Private methods
*********/
/// Method called when assembly resolution fails, which may return a manually resolved assembly.
/// The event sender.
/// The event arguments.
private static Assembly CurrentDomain_AssemblyResolve(object sender, ResolveEventArgs e)
{
try
{
AssemblyName name = new AssemblyName(e.Name);
foreach (FileInfo dll in new DirectoryInfo(Program.InternalFilesPath).EnumerateFiles("*.dll"))
{
if (name.Name.Equals(AssemblyName.GetAssemblyName(dll.FullName).Name, StringComparison.InvariantCultureIgnoreCase))
return Assembly.LoadFrom(dll.FullName);
}
return null;
}
catch (Exception ex)
{
Console.WriteLine($"Error resolving assembly: {ex}");
return null;
}
}
}
}