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

public class IoTestPanel : MonoBehaviour
{
    [SerializeField] List<AudioClip> wowSounds;
    float timer = 0;

    [SerializeField] RectTransform pipeline;
    [SerializeField] List<ButtonTester> buttonTesters;
    int currentTesterIndex = 0;

    float exitTime = 3f;
    [SerializeField] Image ExitImage;

    private Vector2 velocity = Vector2.zero;
    private void OnEnable()
    {
        foreach (var tester in buttonTesters) { tester.active = false; }

        pipeline.anchoredPosition = Vector2.zero;
        currentTesterIndex = 0;
        buttonTesters[currentTesterIndex].active = true;
    }
    void Update()
    {
        ExitProcessing();

        ButtonPinMapping buttonToPress = buttonTesters[currentTesterIndex].button;
        if (In.GetButton(buttonToPress))
        {
            buttonTesters[currentTesterIndex].EmulatePress();
            SoundManager.instance.playClip(wowSounds[Random.Range(0, wowSounds.Count)]);
            buttonTesters[currentTesterIndex].active = false;

            currentTesterIndex = (currentTesterIndex + 1 + buttonTesters.Count) % buttonTesters.Count;
            buttonTesters[currentTesterIndex].active = true;
        }

        Vector2 target = new Vector2(200 * currentTesterIndex, 0);
        pipeline.anchoredPosition = Vector2.SmoothDamp(
            pipeline.anchoredPosition,
            target,
            ref velocity,
            0.3f
        );
    }

    private void ExitProcessing()
    {
        bool pressedExit = In.GetButton(ButtonPinMapping.startOnePlayer) && In.GetButton(ButtonPinMapping.startTwoPlayers);
        timer += pressedExit ? Time.deltaTime : -3 * Time.deltaTime;
        timer = Mathf.Clamp(timer, 0, exitTime);

        float fillAmount = timer / exitTime;
        ExitImage.fillAmount = fillAmount;



        if (timer >= 3)
        {
            GameManager.instance.stateMachine.ChangeState(new SettingsState());
        }
    }

    IEnumerator UpdatePosition()
    {
        Vector2 velocity = Vector2.zero;

        while (true)
        {
            yield return null;
            pipeline.anchoredPosition = Vector2.SmoothDamp(current: pipeline.anchoredPosition,
                                                           target: new Vector2(-200 * currentTesterIndex, 0),
                                                           currentVelocity: ref velocity,
                                                           smoothTime: 0.5f);
        }

    }

}