#!/bin/bash

#relative path
DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"


CONTAINER="mc-vanilla"
BACKUP_DIR="/mnt/backups/minecraft_backups/frankstein"
WORLD_DIR="$DIR/data/world"

mapfile -t BACKUPS < <(ls -1t "$BACKUP_DIR"/world_*.tar.gz)
if [ ${#BACKUPS[@]} -eq 0 ]; then
  echo "❌ Žádné zálohy nenalezeny!"
  exit 1
fi

echo "📦 Dostupné zálohy:"
for i in "${!BACKUPS[@]}"; do
  echo "[$i] ${BACKUPS[$i]}"
done

read -p "🔁 Zadej číslo zálohy: " INDEX
SELECTED="${BACKUPS[$INDEX]}"
[ -z "$SELECTED" ] && echo "❌ Neplatný výběr." && exit 1

read -p "⚠️ Přepsat svět? (y/N): " CONFIRM
[[ "$CONFIRM" != "y" && "$CONFIRM" != "Y" ]] && exit 0

docker compose stop "$CONTAINER"
rm -rf "$WORLD_DIR"
tar -xzf "$SELECTED" -C .

read -p "▶️ Spustit server? (y/N): " AUTOSTART
[[ "$AUTOSTART" == "y" || "$AUTOSTART" == "Y" ]] && docker compose up -d --force-recreate "$CONTAINER"