Untitled

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class GearPart : MonoBehaviour
{
    private GridSetup grid;
    private GridItem gridItem;

    private GameObject otherGearPart;

    public int column;
    public int row;

    private Vector2 firstTouchPosition;
    private Vector2 finalTouchPosition;
    private Vector2 tempPosition;

    public float swipeAngle = 0;

    void Start()
    {
        grid = FindObjectOfType<GridSetup>();
        gridItem = GetComponent<GridItem>();
        column = gridItem.col;
        row = gridItem.row;
    }

   
    public void MovePieces()
    {
        // Horizontal right swipe
        if (swipeAngle > -45 && swipeAngle <= 45 && column < grid.width - 1)
        {
            // Get the right neighbor
            otherGearPart = grid.allGearParts[column + 1, row];
            if (otherGearPart != null)
            {
                SwapTiles(otherGearPart);
            }
        }

        // Up swipe
        else if (swipeAngle > 45 && swipeAngle <= 135 && row < grid.height - 1)
        {
            // Get the above neighbor
            otherGearPart = grid.allGearParts[column, row + 1];
            if (otherGearPart != null)
            {
                SwapTiles(otherGearPart);
            }
        }

        // Horizontal left swipe
        else if ((swipeAngle > 135 || swipeAngle <= -135) && column > 0)
        {
            // Get the left neighbor
            otherGearPart = grid.allGearParts[column - 1, row];
            if (otherGearPart != null)
            {
                SwapTiles(otherGearPart);
            }
        }

        // Down swipe
        else if (swipeAngle < -45 && swipeAngle >= -135 && row > 0)
        {
            // Get the below neighbor
            otherGearPart = grid.allGearParts[column, row - 1];
            if (otherGearPart != null)
            {
                SwapTiles(otherGearPart);
            }
        }
    }

    
   
    void SwapTiles(GameObject otherTile)
    {
        GearPart otherPart = otherTile.GetComponent<GearPart>();

        // Save the target positions and rotations (current position and rotation of the other tile)
        Vector2 tempPosition = otherTile.transform.position;
        Quaternion tempRotation = otherTile.transform.rotation; // Save rotation
        int tempCol = otherPart.column;
        int tempRow = otherPart.row;

       
        // Swap the tiles' transform positions and rotations
        otherTile.transform.position = transform.position;
        otherTile.transform.rotation = transform.rotation; // Swap rotation
        transform.position = tempPosition;
        transform.rotation = tempRotation; // Apply saved rotation to current tile

        // Swap indices in the grid
        grid.allGearParts[otherPart.column, otherPart.row] = gameObject;
        grid.allGearParts[column, row] = otherTile;

       
        otherPart.column = column;
        otherPart.row = row;

        column = tempCol;
        row = tempRow;

      
    }



    private void OnMouseDown()
    {
        firstTouchPosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
       

    }

    private void OnMouseUp()
    {
        finalTouchPosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
       
        CalculateAngle();
    }

    void CalculateAngle()
    {
        swipeAngle = Mathf.Atan2(finalTouchPosition.y - firstTouchPosition.y, finalTouchPosition.x - firstTouchPosition.x) * 180 / Mathf.PI;
        
        MovePieces();
    }
}