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

public class DiceView : MonoBehaviour, IBase
{
    private Rigidbody rb;
    private bool rolling;

    [SerializeField] private DiceSide[] diceSides;
    [SerializeField] private float sideValueTime = 1.2f;
    [SerializeField] private Vector3 startPos = new Vector3(0, 20, 0);
    [SerializeField] private Button diceButton;

    [Header("Physics Randomness")]
    [SerializeField] private float baseSpinForce = 900f;
    [SerializeField] private float sideForce = 0.18f;
    [SerializeField] private float liftForce = 0.1f;

    private List<int> probabilityValues = new List<int>() { 3, 4, 5 };
    private Quaternion startRotation;
    private Action<int> onRollingComplete = null;
    
    private IRollBase rollBase = null;
    private bool hasNoActionOnRoll = false;

    private void Awake()
    {
        rb = GetComponent<Rigidbody>();
        rb.useGravity = false;
        transform.localPosition = startPos;
        startRotation = transform.localRotation;
    }
    
    public void Roll(Action<int> onComplete, bool isBot)
    {
        Debug.Log($"Start rolling: {rolling}");

        if (!rolling)
        {
            Debug.Log($"isBot: {isBot}");
            onRollingComplete = onComplete;
            StartCoroutine(RollRoutine());
        }
    }

    private IEnumerator RollRoutine()
    {
        rolling = true;

        // MICRO DELAY → breaks physics sync between dice
        yield return new WaitForSeconds(Random.Range(0.01f, 0.06f));

        rb.useGravity = true;

        // PER-DICE FORCE MULTIPLIER
        float spinMultiplier = Random.Range(0.8f, 1.25f);

        // RANDOM TORQUE
        rb.AddTorque(
            Random.Range(-baseSpinForce, baseSpinForce) * spinMultiplier,
            Random.Range(-baseSpinForce, baseSpinForce) * spinMultiplier,
            Random.Range(-baseSpinForce, baseSpinForce) * spinMultiplier,
            ForceMode.Impulse
        );

        // RANDOM SIDE FORCE
        Vector3 sideDir = new Vector3(
            Random.Range(-1f, 1f),
            0f,
            Random.Range(-1f, 1f)
        ).normalized;

        rb.AddForce(sideDir * sideForce, ForceMode.Impulse);

        // SMALL UPWARD FORCE
        rb.AddForce(Vector3.up * liftForce, ForceMode.Impulse);

        yield return new WaitForSeconds(sideValueTime);

        int rolledVal = 0;
        if (hasNoActionOnRoll)
        {
            if (rollBase.SixRollCount == 0)
            {
                rollBase.UpdateMaxRollCount(probabilityValues[Random.Range(0, probabilityValues.Count)]);
            }
            
            rollBase.UpdateSixRollCount();
            rolledVal = rollBase.SixRollCount == rollBase.MaxRollCount ? 
                            Ludo_3D_Constants.Max_Dice_Rolls : GetDiceValue();
        }
        else
        {
            rolledVal = GetDiceValue();
        }

        if (rolledVal == Ludo_3D_Constants.Max_Dice_Rolls)
            ResetRollData();
        
        ResetDice();
        Debug.Log($"Dice rolled: {rolledVal}");
        onRollingComplete?.Invoke(rolledVal);
    }
    
    private int GetDiceValue()
    {
        return Random.Range(1, Ludo_3D_Constants.Max_Dice_Rolls + 1); 
    }

    public void ResetRollData()
    {
        if (rollBase != null) rollBase.ResetRollData();
    }

    public void ResetDice()
    {
        rollBase = null;
        rb.useGravity = false;
        rb.velocity = Vector3.zero;
        rb.angularVelocity = Vector3.zero;
        transform.localPosition = startPos;
        rolling = false;
    }

    public void SetDiceButtonInteraction(bool status)
    {
        diceButton.interactable = status;

    }

    public void ResetOnSessionEnd()
    {
        ResetDice();
        transform.localRotation = startRotation;
        onRollingComplete = null;
    }
    
    public void InitOnNoActionsAfterRoll(IRollBase rollBase, bool state)
    {
        hasNoActionOnRoll = state;
        if (!state)
            return;
        
        this.rollBase = rollBase;
    }
}