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

public class NumberInput : MonoBehaviour
{
    [Header("Ключ prefs")]
    [SerializeField] private string key;
    [SerializeField] private bool loadData;
    [SerializeField] private bool saveDataOnClose = true;

    [Header("Звуки")]
    [SerializeField] private AudioClip switchSlotSound;
    [SerializeField] private AudioClip switchLetterSound;
    [SerializeField] private AudioClip acceptSound;
    [SerializeField] private AudioClip openSound;

    [Header("Скорость переключения")]
    [SerializeField] private float MaxSpeedLetterPerSecond = 8;
    [SerializeField] private float MinSpeedLetterPerSecond = 3;
    [SerializeField] private float MaxSpeedTime = 3;
    [SerializeField] private float MinSpeedTime = 0.5f;

    private float switchButtonPressedTime = 0;
    private float letterSwitchSpeed = 0;
    private float switchDelayRest = 1;

    //[SerializeField] private int defaultValue = 1;
    [SerializeField] private int minValue = 1;
    [SerializeField] private int maxValue = 999;
    [SerializeField] private int currentValue;

    [SerializeField] TextMeshProUGUI valueLabel;

    public void Initialize()
    {
        LoadSavedData();
        SoundManager.instance.playClip(openSound);

    }

    public int AcceptAndClose()
    {
        if (!string.IsNullOrEmpty(key) && saveDataOnClose)
        {
            PlayerPrefs.SetInt(key, currentValue);
            SettingsManager.OnSettingsChanged?.Invoke();
        }
        SoundManager.instance.playClip(acceptSound);
        return currentValue;

    }
    private void LoadSavedData()
    {
        currentValue = 1;
        if (loadData)
            currentValue = PlayerPrefs.GetInt(key, 1);

        // Заполняем сохраненными данными
        valueLabel.text = currentValue.ToString();
    }

    public void SwitchValue(int continiousDirection)
    {
        continiousDirection = Mathf.Clamp(continiousDirection, -1, 1);
        if (continiousDirection == 0)//сброс переключения
        {
            switchDelayRest = 0;
            switchButtonPressedTime = 0;
            return;
        }

        if (switchDelayRest < 0)
        {
            //переключение
            currentValue = Math.Clamp(currentValue + continiousDirection, minValue, maxValue);
            valueLabel.text = currentValue.ToString();

            recalculateRest();
        }
        switchDelayRest -= Time.deltaTime;
        switchButtonPressedTime += Time.deltaTime;


        void recalculateRest()
        {
            float k = (MaxSpeedLetterPerSecond - MinSpeedLetterPerSecond)
                      / (MaxSpeedTime - MinSpeedTime);
            float b = MinSpeedLetterPerSecond - k * MinSpeedTime;
            letterSwitchSpeed = k * switchButtonPressedTime + b;
            letterSwitchSpeed = Mathf.Clamp(letterSwitchSpeed,
                                            MinSpeedLetterPerSecond,
                                            MaxSpeedLetterPerSecond);
            switchDelayRest = 1 / letterSwitchSpeed;
        }
    }

    
}