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

public class GenerateUIButtons : MonoBehaviour
{
    public Button buttonPrefab;
    public GameObject parent;
    public int numberOfButtons;
    public bool backColor = false;

    private Button[] buttons;
    private List<Color> originalTextColors = new List<Color>();
    private List<Color> originalNormalColors = new List<Color>();

    // Start is called before the first frame update
    void Start()
    {
        buttons = new Button[numberOfButtons];

        for (int i = 0; i < numberOfButtons; i++)
        {
            buttons[i] = Instantiate(buttonPrefab) as Button;
            var buttonText = buttons[i].GetComponentInChildren<Text>();
            if (i < Rotate.names.Length)
            {
                buttonText.text = Rotate.names[i];
                buttons[i].name = Rotate.names[i];
            }
            buttons[i].transform.SetParent(parent.transform, false);
            int j = i;
            originalTextColors.Add(buttonText.color);
            originalNormalColors.Add(buttons[i].GetComponent<Image>().color);
            buttons[i].onClick.AddListener(() => ButtonClicked(j));
        }
    }

    void ButtonClicked(int buttonNo)
    {
        Debug.Log("Clicked On " + buttons[buttonNo]);

        if (backColor == false)
        {
            var text = buttons[buttonNo].GetComponentInChildren<Text>();
            if (text.color == Color.red)
            {
                text.color = originalTextColors[buttonNo];
            }
            else
            {
                text.color = Color.red;
            }
        }
        else
        {
            var imageColor = buttons[buttonNo].GetComponent<Image>();
            if (imageColor.color == Color.green)
            {
                imageColor.color = originalNormalColors[buttonNo];
            }
            else
            {
                imageColor.color = Color.green;
            }
        }
    }

    // Update is called once per frame
    void Update()
    {

    }
}