using TMPro;
using UnityEngine;
using UnityEngine.UI;

public class StringView : MonoBehaviour, ISettingView
{
    [Header("Настройки Layout'а")]
    [SerializeField] private TextMeshProUGUI ValueLabel;
    [SerializeField] private Image LeftPointer;
    [SerializeField] private Image RightPointer;

    [SerializeField] private Color NormalColor;
    [SerializeField] private Color InactiveColor;

    [Header("Звуки")]
    [SerializeField] private AudioClip SwitchClip;

    public SettingDTO CachedSetting { get; private set; }
    private int MaxIndex => CachedSetting.AllowedValues.Count - 1;
    private int currentIndex = 0;
    private bool pressed = false;

    public void Initialize(SettingDTO setting)
    {
        CachedSetting = setting;
        currentIndex = CalculateCurrentIndex();
        UpdateUi();
    }

    public void TakeInput(int direction)
    {
        if (direction == 0)
        {
            pressed = false;
            return;
        }

        if (pressed) return;
        
        pressed = true;
        int newIndex = Mathf.Clamp(currentIndex + direction, 0, MaxIndex);
        if (newIndex == currentIndex) return;

        
        currentIndex = newIndex;

        CachedSetting.StringValue = CachedSetting.AllowedValues[currentIndex];
        SoundManager.PlayUi(SwitchClip);
        UpdateUi();
    }

    private int CalculateCurrentIndex()
    {
        int index = CachedSetting.AllowedValues.IndexOf(CachedSetting.StringValue);
        return index < 0 ? 0 : index;
    }

    private void UpdatePointers()
    {
        LeftPointer.color = currentIndex > 0 ? NormalColor : InactiveColor;
        RightPointer.color = currentIndex < MaxIndex ? NormalColor : InactiveColor;
    }

    private void UpdateUi()
    {
        ValueLabel.text = CachedSetting.StringValue;
        UpdatePointers();
    }
}