#!/bin/sh

. ./.env || {
  echo ".env file not found or failed to load"
  exit 1
}

SCRIPT_DIR=$(cd "$(dirname "$0")" 2>/dev/null && pwd)
DIR="$SCRIPT_DIR/$DIR"

setup() {
  mkdir -p "$DIR"
  command -v wget >/dev/null 2>&1 \
  || command -v curl >/dev/null 2>&1 \
  || {
    echo "Error: neither wget nor curl is installed."
    echo "Please install wget or curl."
    exit 1
  }
}

fetch_pk3() {
  SRC_URL="$1"
  echo "Source: $SRC_URL"
  command -v wget >/dev/null 2>&1 \
  && wget -nc -nd -r -l1 --no-parent -A '*.pk3' -P "$DIR" "$SRC_URL" \
  && return
  echo "wget not available, using curl..."
  curl -s "$SRC_URL" \
  | grep '\.pk3"' \
  | cut -d'"' -f2 \
  | while read -r f; do
      TARGET="$DIR/$f"
      [ -s "$TARGET" ] && echo "✓ exists: $f" && continue
      echo "↓ downloading: $f"
      curl -s -o "$TARGET" "$SRC_URL/$f"
    done
}

game() {
  echo "Fetching base game pk3 files..."
  fetch_pk3 "$URL"
}

maps() {
  echo "Fetching baseq3 pk3 files (maps + base)..."
  fetch_pk3 "$MAP_URL"
}

main() {
  setup
  game
  maps
  echo "All pk3 files fetched into $DIR"
}

main