function Check-Failure {
	if ($args[0] -eq $false) {
		echo ""
		echo ("Failed to install due to an error during the " + $args[1] + " step.")
		echo "Please exit this script and try following the installation guide in the Crumpet user manual instead."
		echo "Press any key to close this window."
		cmd /c pause | Out-Null
		exit
	}
}

function Check-Installed {
	Get-Command $args[0] 2>&1 | Out-Null
	if ($? -eq $false) {
		echo ""
		echo ($args[1] + " is required, but is not installed.")
		echo "Please install it, then run this script again."
		echo "Press any key to close this window."
		cmd /c pause | Out-Null
		exit
	}
}

echo "================="
echo "Crumpet Installer"
echo "================="

Check-Installed node node.js
Check-Installed "C:\Program Files\7-Zip\7z" 7-Zip

echo ""
echo "Press any key to install Crumpet."
cmd /c pause | Out-Null
echo ""

cd $HOME
cd Downloads

echo "Downloading..."
(New-Object Net.WebClient).DownloadFile("https://cadence.moe/api/rtw/archive.zip", ($PWD.Path + "\crumpet.zip"))
Check-Failure $? "download"
cd ..

echo "Extracting..."
&("C:\Program Files\7-Zip\7z") x -aoa Downloads\crumpet.zip | Out-Null
Check-Failure $? "extract"
mv cadencegq-master crumpet
rm Downloads\crumpet.zip
cd crumpet

echo "Installing dependencies..."
npm install | Out-Null
Check-Failure $? "dependencies"

echo "Making shortcut..."
$WshShell = New-Object -comObject WScript.Shell
$Shortcut = $WshShell.CreateShortcut("$Home\Desktop\Crumpet.lnk")
Check-Failure $? "shortcut create"
$Shortcut.TargetPath = "$Home\crumpet\start.bat"
$Shortcut.WorkingDirectory = "$Home\crumpet\"
$Shortcut.IconLocation = "$Home\crumpet\html\rtw-edit\crumpet-icon.ico"
$Shortcut.Save()
Check-Failure $? "shortcut save"

explorer http://localhost:8080/crumpet
node index.js