update-mtga.sh

#!/bin/sh -e

here="$(dirname "$0")"

url="$(GET https://mtgarena.downloads.wizards.com/Live/Windows32/version | jq -r .CurrentInstallerURL)"

filename="${url##*/}"

if [ -e "$here/msi/$filename" ]
then
    echo "$filename exists"
else
    wget -O "$here/msi/$filename" "$url"
    ln -sfn "$filename" $here/msi/latest.msi
fi

WINE_BIN=~/.local/share/lutris/runners/wine/lutris-mtga-4.21-x86_64/bin
export WINEPREFIX="$(realpath "$here/wineprefix")"

if [ -e "$WINEPREFIX" ]
then
    echo "WINEPREFIX=$WINEPREFIX already exists"
    exit 3
fi

cp -a --reflink "$here/wineprefix.prereq" "$WINEPREFIX"
$WINE_BIN/msiexec /i "$here/msi/latest.msi"