using UnityEngine;

public class WorldFiller : MonoBehaviour
{
    public Player player;

    public SpriteRenderer gameBoardSpriteRenderer;

    public GameObject wallPrefab;

    private Bounds gameBoardBounds;

    private Vector2?[] wallPositions;

    private int wallCount = 0;

    // Start is called once before the first execution of Update after the MonoBehaviour is created
    void Start()
    {
        gameBoardBounds = gameBoardSpriteRenderer.bounds;
        ClearWalls();
    }

    public void ClearWalls()
    {
        wallPositions = new Vector2?[2];
        wallPositions[0] = null;
        wallPositions[1] = null;
        wallCount = 0;
    }

    public void SetWallPosition(Vector2 position)
    {
        if (wallCount >= wallPositions.Length)
        {
            Debug.LogError("Index out of bounds for wall positions.");
            return;
        }

        wallPositions[wallCount] = position;
        wallCount++;

        SpawnWall();
    }

    public void SpawnWall()
    {
        // If both wall positions are set, spawn a wall.
        if (wallPositions[0] != null && wallPositions[1] != null)
        {
            Debug.Log($"Spawning wall with wall line: ({wallPositions[0]}, {wallPositions[1]})");

            // Get all the balls in the scene.
            var ballSpawner = FindAnyObjectByType<BallSpawner>();
            var balls = ballSpawner.GetBalls();

            // There are three possible scenarios for the wall positions:
            // 1. Only one side of the wall line is empty (either left or right).
            // 2. All sides of the wall line are occupied.
            // 3. All sides of the wall line are empty.


            // Destroy all bar segments after we are done.
            GameObject[] barSegments = GameObject.FindGameObjectsWithTag("Bar");

            foreach (GameObject barSegment in barSegments)
            {
                Destroy(barSegment);
            }

            // Clear the pending wall line.
            ClearWalls();
        }
    }
}