#!/bin/bash

updateURL="https://www.kaldobsky.com/audiogames/SwampPatch.zip"

extract_error() {
    echo "There was an error extracting the patch."
    exit 1
}


# Set the swamp directory
pushd ~/.local/wine/swamp

# Restore the directory stack on exit.
trap popd EXIT

echo "Checking for Swamp updates..."

# Check for and download new patches.
update="$(wget -N "${updateURL}" 2>&1 | grep "not modified on server")"

if [ -n "${update}" ]; then
    echo "Swamp is up to date."
    exit 0 
fi

echo "Updating Swamp..."

# Unzip the new patch
unzip -o SwampPatch.zip || extract_error

echo "Swamp has been updated."

exit 0