using UnityEngine;
using System.Collections.Generic;

public class SimpleMapGenerator : MonoBehaviour
{
    public GameObject tilePrefab; // ¹èÄ¡ÇÒ Å¸ÀÏ ÇÁ¸®ÆÕ
    public int totalTiles = 500;  // »ý¼ºÇÒ ÃÑ Å¸ÀÏ ¼ö
    public float tileSize = 1.0f; // ŸÀÏ °£ÀÇ °£°Ý

    void Start()
    {
        GenerateMap();
    }

    void GenerateMap()
    {
        // Áߺ¹ À§Ä¡¸¦ ¹æÁöÇϱâ À§ÇØ »ý¼ºµÈ À§Ä¡ ÀúÀå
        HashSet<Vector2Int> floorPositions = new HashSet<Vector2Int>();

        Vector2Int currentPos = Vector2Int.zero; // ½ÃÀÛÁ¡ (0, 0)
        floorPositions.Add(currentPos);

        for (int i = 0; i < totalTiles; i++)
        {
            // »óÇÏÁ¿ì Áß ·£´ýÇÑ ¹æÇâ ¼±ÅÃ
            currentPos += GetRandomDirection();

            // »õ·Î¿î À§Ä¡¶ó¸é ¸ñ·Ï¿¡ Ãß°¡
            if (!floorPositions.Contains(currentPos))
            {
                floorPositions.Add(currentPos);
            }
        }

        // °áÁ¤µÈ À§Ä¡¿¡ ŸÀÏ »ý¼º
        foreach (var pos in floorPositions)
        {
            Instantiate(tilePrefab, new Vector3(pos.x * tileSize, 0, pos.y * tileSize), Quaternion.identity, transform);
        }
    }

    Vector2Int GetRandomDirection()
    {
        Vector2Int[] directions = {
            Vector2Int.up,
            Vector2Int.down,
            Vector2Int.left,
            Vector2Int.right
        };
        return directions[Random.Range(0, directions.Length)];
    }
}