#!/usr/bin/env bash

set -euo pipefail

STEAM_COMPAT_DIR="${STEAM_COMPAT_DIR:-$HOME/.local/share/Steam/compatibilitytools.d}"

usage() {
  cat <<'EOF'
Usage:
  ./scripts/install-to-steam.sh dist/Elsword-GE-11-1.tar.zst
  ./scripts/install-to-steam.sh dist/Elsword-GE-11-1+dxvk-git.tar.zst
EOF
}

archive="${1:-}"
[[ -n "$archive" ]] || {
  usage >&2
  exit 1
}

[[ -f "$archive" ]] || {
  printf "Archive not found: %s\n" "$archive" >&2
  exit 1
}

mkdir -p "$STEAM_COMPAT_DIR"
mapfile -t archive_entries < <(tar -tf "$archive")
tool_name="${archive_entries[0]%%/*}"
[[ -n "$tool_name" ]] || {
  printf "Could not determine tool name from archive: %s\n" "$archive" >&2
  exit 1
}

install_path="$STEAM_COMPAT_DIR/$tool_name"
rm -rf "$install_path"
tar --zstd -xf "$archive" -C "$STEAM_COMPAT_DIR"

printf "Installed tool: %s\n" "$tool_name"
printf "Installed path: %s\n" "$install_path"
printf "Steam fully restart required.\n"
printf "In Steam, open Elsword and select this compatibility tool.\n"