using UnityEngine;

public class DensityCube : MonoBehaviour
{
    public float mass;
    public float density;
    public float cubeVolume;
    public Material[] cubeColorMaterials;

    public enum CubeMaterial
    {
        beton,
        iron,
        aluminum,
        copper,
        silver,
        gold
    }

    public CubeMaterial cubeMaterial;

    private void Start()
    {
        SetCubeDensity();
        SetCubeMass();
    }

    private void OnValidate()
    {
        SetCubeDensity();
        SetCubeMass();
    }

    private void SetCubeDensity()
    {
        switch (cubeMaterial)
        {
            case CubeMaterial.beton:
                density = 2.4f;
                GetComponent<Renderer>().material = cubeColorMaterials[0];
                break;
            case CubeMaterial.iron:
                density = 7.85f;
                GetComponent<Renderer>().material = cubeColorMaterials[1];
                break;
            case CubeMaterial.aluminum:
                density = 2.7f;
                GetComponent<Renderer>().material = cubeColorMaterials[2];
                break;
            case CubeMaterial.copper:
                density = 8.96f;
                GetComponent<Renderer>().material = cubeColorMaterials[3];
                break;
            case CubeMaterial.silver:
                density = 10.5f;
                GetComponent<Renderer>().material = cubeColorMaterials[4];
                break;
            case CubeMaterial.gold:
                density = 19.3f;
                GetComponent<Renderer>().material = cubeColorMaterials[5];
                break;
        }
    }

    private void SetCubeMass()
    {
        float cubeWidth = transform.localScale.x;
        float cubeHeight = transform.localScale.y;
        float cubeLength = transform.localScale.z;

        cubeVolume = cubeWidth * cubeHeight * cubeLength;

        mass = cubeVolume * density;
    }
}