Bash script to generate .desktop files for the Legendary launcher

generate_desktop.sh

#!/bin/bash
INSTALLED_GAMES="$(legendary list-installed | grep -oP '(?<=\* ).*?(?= \()')"
while :; do
	read -p "Name of game: " GAME_NAME
	if echo "$INSTALLED_GAMES" | grep -xq "$GAME_NAME"; then break; fi
	echo "The game $GAME_NAME is not installed"
done

GAME_ID=$(legendary list-installed | grep "* $GAME_NAME (" | grep -oP '(?<=App name: ).*?(?= \|)')
wget -qO "$HOME/.config/legendary/metadata/$GAME_ID.thumb" "$(jq -r '.metadata.keyImages[1].url' $HOME/.config/legendary/metadata/$GAME_ID.json)"

cat <<EOF >"$HOME/.local/share/applications/${GAME_NAME// /}.desktop"
[Desktop Entry]
Type=Application
Version=1.0
Name=$GAME_NAME
Exec=env MANGOHUD=1 legendary launch $GAME_NAME
Icon=$HOME/.config/legendary/metadata/$GAME_ID.thumb
Terminal=false
EOF