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

public class DebugManager : MonoBehaviour
{

    public bool showGUI = false;
    private bool collapsed = false;

    private Rect windowRect = new Rect(10, 10, 400, 360);
    private Vector2 scrollPos;

    private float sanitySliderValue = 500f;
    private float candleLifeSliderValue = 100f;
    private bool isAdjustingSanity = false;
    private bool isAdjustingCandleLife = false;

    private string pillsCollectedInput = "0";

    public AudioSource debugAudioSource;
    public AudioClip debugChoiceSoundEffect;

    void Awake()
    {
        if (gameObject.GetComponent<AudioSource>() == null)
        {
            debugAudioSource = gameObject.AddComponent(typeof(AudioSource)) as AudioSource;
        }
        debugChoiceSoundEffect = Resources.Load<AudioClip>("DoorSounds/DoorOpenSoundEffect");
    }

    void Update()
    {
        if (Input.GetKeyDown(KeyCode.BackQuote)) // κουμπί `
        {
            showGUI = !showGUI;
        }

        if (!isAdjustingSanity && Sanity.GetInstance() != null)
            sanitySliderValue = Sanity.GetInstance().currentSanity;

        if (!isAdjustingCandleLife && CandleController.GetInstance() != null)
            candleLifeSliderValue = CandleController.GetInstance().candleLife;

        if (PlayerHealthManager.GetInstance() != null && !GUI.GetNameOfFocusedControl().Contains("Pills"))
            pillsCollectedInput = PlayerHealthManager.GetInstance().pillsCollected.ToString();
    }

    void OnGUI()
    {
        if (!showGUI) return;

        windowRect = GUI.Window(0, windowRect, DrawWindow, "Debug Tools");
    }

    void DrawWindow(int windowID)
    {
        GUI.DragWindow(new Rect(0, 0, windowRect.width, 20)); // draggable top area

        GUIStyle labelStyle = new GUIStyle(GUI.skin.label) { fontSize = 14, normal = { textColor = Color.white } };
        GUIStyle textFieldStyle = new GUIStyle(GUI.skin.textField) { fontSize = 14 };
        GUIStyle buttonStyle = new GUIStyle(GUI.skin.button) { fontSize = 14 };
        GUIStyle boxStyle = new GUIStyle(GUI.skin.box);
        boxStyle.normal.background = MakeTex(1, 1, new Color(0f, 0f, 0f, 0.6f));
        GUI.backgroundColor = Color.gray;

        if (GUI.Button(new Rect(windowRect.width - 25, 2, 20, 20), collapsed ? "▶" : "▼"))
        {
            collapsed = !collapsed;
        }

        if (collapsed) return;

        GUILayout.BeginArea(new Rect(10, 25, windowRect.width - 20, windowRect.height - 35));
        scrollPos = GUILayout.BeginScrollView(scrollPos);

        GUILayout.Label("Sanity", labelStyle);
        float newSanityValue = GUILayout.HorizontalSlider(sanitySliderValue, 0f, Sanity.GetInstance().SanityMaxValue);
        GUILayout.Label($"Slider: {newSanityValue:F1}", labelStyle);
        GUILayout.Label($"Current: {Sanity.GetInstance().currentSanity:F1}", labelStyle);

        if (Mathf.Abs(newSanityValue - sanitySliderValue) > 0.01f)
        {
            isAdjustingSanity = true;
            sanitySliderValue = newSanityValue;
            Sanity.GetInstance().SetSanity(sanitySliderValue);
        }
        else if (Event.current.type == EventType.MouseUp)
        {
            isAdjustingSanity = false;
        }

        GUILayout.Space(10);

        GUILayout.Label("Candle Life", labelStyle);
        float newCandleValue = GUILayout.HorizontalSlider(candleLifeSliderValue, 0f, 100f);
        GUILayout.Label($"Slider: {newCandleValue:F1}", labelStyle);
        GUILayout.Label($"Current: {CandleController.GetInstance().candleLife:F1}", labelStyle);

        if (Mathf.Abs(newCandleValue - candleLifeSliderValue) > 0.01f)
        {
            isAdjustingCandleLife = true;
            candleLifeSliderValue = newCandleValue;
            CandleController.GetInstance().RefillCandle(newCandleValue - CandleController.GetInstance().candleLife);
        }
        else if (Event.current.type == EventType.MouseUp)
        {
            isAdjustingCandleLife = false;
        }

        GUILayout.Space(10);

        GUILayout.Label("Pills", labelStyle);
        GUILayout.BeginHorizontal();
        GUI.SetNextControlName("PillsInput");
        pillsCollectedInput = GUILayout.TextField(pillsCollectedInput, 2, textFieldStyle, GUILayout.Width(50));

        if (GUILayout.Button("+1", buttonStyle, GUILayout.Width(40)))
        {
            if (int.TryParse(pillsCollectedInput, out int pills))
            {
                pills = Mathf.Clamp(pills + 1, 0, 99);
                pillsCollectedInput = pills.ToString();
                PlayerHealthManager.GetInstance().pillsCollected = pills;
            }
        }

        if (GUILayout.Button("-1", buttonStyle, GUILayout.Width(40)))
        {
            if (int.TryParse(pillsCollectedInput, out int pills))
            {
                pills = Mathf.Clamp(pills - 1, 0, 99);
                pillsCollectedInput = pills.ToString();
                PlayerHealthManager.GetInstance().pillsCollected = pills;
            }
        }

        if (GUILayout.Button("Update Pills", buttonStyle, GUILayout.Width(120)))
        {
            if (int.TryParse(pillsCollectedInput, out int pills))
            {
                pills = Mathf.Clamp(pills, 0, 99);
                PlayerHealthManager.GetInstance().pillsCollected = pills;
            }
        }

        GUILayout.EndHorizontal();
        GUILayout.Label($"Current: {PlayerHealthManager.GetInstance().pillsCollected}", labelStyle);

        GUILayout.EndScrollView();
        GUILayout.EndArea();
    }

    Texture2D MakeTex(int width, int height, Color col)
    {
        Color[] pix = new Color[width * height];
        for (int i = 0; i < pix.Length; ++i)
            pix[i] = col;

        Texture2D result = new Texture2D(width, height);
        result.SetPixels(pix);
        result.Apply();
        return result;
    }
}