$errorActionPreference = "Stop"

$maindir = "C:\ProgramData\VoltPlus"
$baseurl = "https://raw.githubusercontent.com/lefiera/VP/refs/heads/main"
$files   = @("envsetup.ps1", "VoltPlus.ps1", "requirements.txt")
$folders = @("webview", "py", "src")
try {
    # delete current setup if VoltPlus files already exist
    if (Test-Path $maindir) {
        Write-Host "existing VoltPlus user, deleting current setup..."
        foreach ($file in $files) {
            $filePath = Join-Path $maindir $file
            if (Test-Path $filePath) {
                Remove-Item -Path $filePath -Force
            }
        }
        foreach ($folder in $folders) {
            $folderPath = Join-Path $maindir $folder
            if (Test-Path $folderPath) {
                Remove-Item -Path $folderPath -Recurse -Force
            }
        }
    }
    else {
        New-Item -ItemType Directory -Path $maindir -Force | Out-Null
    }

    # download VoltPlus files
    Write-Host "downloading and setting up VoltPlus..."
    foreach ($file in $files) {
        Invoke-WebRequest -Uri "$baseurl/$file" -OutFile "$maindir\$file"
    }

    # run the main main batch script
    if (Test-Path "$maindir\VoltPlus.ps1") {
        Start-Process powershell.exe -ArgumentList "-ExecutionPolicy Bypass -File `"$maindir\VoltPlus.ps1`"" -WindowStyle Normal
        Stop-Process -Id $pid -Force
    }
    else {
        Write-Host "VoltPlus.ps1 NOT FOUND. did Defender falsely flag and delete it?" -ForegroundColor Red
        Read-Host "`npress enter to close"
        exit 1
    }
}
catch {
    $err = $_
    Write-Host "`nplease show this message to tainted (@zlsb) on discord" -ForegroundColor Red
    Write-Host "ERROR: $($err.Exception.Message)" -ForegroundColor Red
    if ($err.InvocationInfo) {
        $invocation = $err.InvocationInfo
        Write-Host "errored at line number: $($invocation.ScriptLineNumber)" -ForegroundColor Yellow
        if ($PSCommandPath) {
            Write-Host "running script path: $PSCommandPath" -ForegroundColor Red
        }
        else {
            Write-Host "running script isn't on disk."
        }
        Write-Host "errored line of code:" -ForegroundColor Yellow
        Write-Host "$($invocation.Line.Trim())" -ForegroundColor Red
        try {
            $expanded = $ExecutionContext.InvokeCommand.ExpandString($invocation.Line).Trim()
            if ($expanded) {
                Write-Host "errored line of code at runtime:" -ForegroundColor Yellow
                Write-Host "$expanded" -ForegroundColor Red
            }
        }
        catch {
            Write-Host "could not expand variables in this scope."
        }
    }
    Read-Host "`npress enter to close"
    exit 1
}