update-proton-ge.sh

#!/bin/sh
dir_path=$HOME/.steam/root/compatibilitytools.d/
res=`curl -Ls https://api.github.com/repos/GloriousEggroll/proton-ge-custom/releases/latest`
download_url=`echo $res | jq -r '.assets[0].browser_download_url'`
latest_version=`echo $res | jq -r '.tag_name'`
html_url=`echo $res | jq -r '.html_url'`

download_proton() {
    echo Downloading $download_url
    curl -L $download_url --output /tmp/proton_update.tar.gz
    tar -xf /tmp/proton_update.tar.gz -C $dir_path
    rm /tmp/proton_update.tar.gz
}

dump_info() {
    echo $latest_version > $dir_path/current
}

if [ ! -d $dir_path ]
then
    echo $dir_path does not exist, creating
    mkdir -pv $dir_path
    download_proton
    dump_info
    echo Updated to: $latest_version
    exit 0
fi

current_version=`head -n1 $dir_path/current`
if [ $current_version = $latest_version ]
then
    echo Change Log: $html_url
    echo $current_version equals $latest_version exiting
else
    echo Current: $current_version\nNew: $latest_version
    echo Removing and updating
    rm -vrf $dir_path/*
    download_proton
    dump_info
    echo Change Log: $html_url
    echo Updated to: $latest_version
    exit 0
fi