SPT-AKI-Installer/SPTInstaller/Helpers/ProcessHelper.cs

using System.Diagnostics;
using SPTInstaller.Models;

namespace SPTInstaller.Helpers;

public enum PatcherExitCode
{
    ProgramClosed = 0,
    Success = 10,
    EftExeNotFound = 11,
    NoPatchFolder = 12,
    MissingFile = 13,
    MissingDir = 14,
    PatchFailed = 15
}

public static class ProcessHelper
{
    public static Result PatchClientFiles(FileInfo executable, DirectoryInfo workingDir)
    {
        if (!executable.Exists || !workingDir.Exists)
        {
            return Result.FromError(
                $"Could not find executable ({executable.Name}) or working directory ({workingDir.Name})");
        }

        var process = new Process();
        process.StartInfo.FileName = executable.FullName;
        process.StartInfo.WorkingDirectory = workingDir.FullName;
        process.EnableRaisingEvents = true;
        process.StartInfo.Arguments = "autoclose";
        process.Start();

        process.WaitForExit();

        switch ((PatcherExitCode)process.ExitCode)
        {
            case PatcherExitCode.Success:
                return Result.FromSuccess("Patcher Finished Successfully, extracting Aki");

            case PatcherExitCode.ProgramClosed:
                return Result.FromError("Patcher was closed before completing!");

            case PatcherExitCode.EftExeNotFound:
                return Result.FromError("EscapeFromTarkov.exe is missing from the install Path");

            case PatcherExitCode.NoPatchFolder:
                return Result.FromError("Patchers Folder called 'Aki_Patches' is missing");

            case PatcherExitCode.MissingFile:
                return Result.FromError("EFT files was missing a Vital file to continue");

            case PatcherExitCode.PatchFailed:
                return Result.FromError("A patch failed to apply");

            default:
                return Result.FromError("an unknown error occurred in the patcher");
        }
    }
}