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

public class PlayerManagement : MonoBehaviour
{

    public int BraveryPoints = 0;
    public int BraveryGauge = 0;
    public int BraveryGaugeLimit = 200;
    public BowOrnamentManager bowOrnamentManager;

    private DateTime LastKilledEnemyDate;
    private bool lockBraveryGauge = false;

    // 0 for no kill, 1 for normal kill, 2 for kill with arrow on fire, 3 for headshot kill, 4 for headshot kill with arrow on fire
    private int LastKilledEnemeyMethod;

    public int playerHealth = 10;

    // Start is called before the first frame update
    void Start()
    {
        BraveryPoints = 0;

        // Initialite the lastKilledEnemy date to now to start off the comparison process
        LastKilledEnemyDate = System.DateTime.Now;

        LastKilledEnemeyMethod = 0;
    }

    public void EvaluatePointsOnKill(bool headShot, bool arrowOnFire)
    {
        int PointsGained = 0;

        if (headShot)
            PointsGained = 25;
        else
            PointsGained = 5;

        if (NewKillIsEarlierThan5Seconds(System.DateTime.Now))
            PointsGained *= 2; 

        if (NewKillMethodIsDifferentThanLast(headShot, arrowOnFire))
            PointsGained += 5;

        AddPoints(PointsGained);

    }

    public void AddPoints(int points, bool isHeroic = true)
    {
        BraveryPoints += points; // Game Currency
        
        if(isHeroic)
        {
            if ((BraveryGauge + points) < BraveryGaugeLimit)
            {
                BraveryGauge += points; // Gage with a ceil, used for ringing the horn
                bowOrnamentManager.OnBraveryUpdate();
            }
            else if (lockBraveryGauge == false)
            {
                BraveryGauge = BraveryGaugeLimit;
                bowOrnamentManager.ToggleBraveryGaugeFull(true);
                lockBraveryGauge = true;

                PopupUI popup = GameObject.FindGameObjectWithTag("Popup").GetComponent<PopupUI>();
                popup.SetPopup("Renforts disponibles!");
            }
        }
    }

    public void RingTheHorn()
    {
        BraveryGauge = 0;
        bowOrnamentManager.ToggleBraveryGaugeFull(false);
        lockBraveryGauge = false;
        MusicManager musicManager = GameObject.FindGameObjectWithTag("MusicManager").GetComponent<MusicManager>();
        musicManager.PlayHeroicMusic();
        GameObject.FindObjectOfType<AlliesManager>().StartSupport();
        GameObject.FindObjectOfType<CrowdManager>().SetAnimationWithTimer(30,CitizenCrowdMember.SelectableAnimation.Cheering, CitizenCrowdMember.SelectableAnimation.Afraid);// Most likely should move that 30s to somewhere else
    }

    public void DeductPoints(int points)
    {
        BraveryPoints -= points;
    }

    private bool NewKillIsEarlierThan5Seconds(DateTime time)
    {
        double result = (time - LastKilledEnemyDate).TotalSeconds;

        LastKilledEnemyDate = time;

        if (result <= 5.0f)
            return true;
        else
            return false;
    }

    // 0 for no kill, 1 for normal kill, 2 for kill with arrow on fire, 3 for headshot kill, 4 for headshot kill with arrow on fire
    private bool NewKillMethodIsDifferentThanLast(bool headShot, bool arrowOnFire)
    {
        int killMethod = 0;

        if (headShot && arrowOnFire)
            killMethod = 4;
        else if (headShot)
            killMethod = 3;
        else if (arrowOnFire)
            killMethod = 2;
        else
            killMethod = 1;

        if (LastKilledEnemeyMethod == 0)
        {
            LastKilledEnemeyMethod = killMethod;
            return false;
        }

        if(LastKilledEnemeyMethod != killMethod)
        {
            LastKilledEnemeyMethod = killMethod;
            return true;
        }
        else
        {
            return false;
        }
        
    }

    public void takeDamage(int damage)
    {
        playerHealth =- damage;
        if (playerHealth <= 0)
        {
            // TODO: SOLUTION TEMPORAIRE POUR LA DÉMO – Supprimer les lignes suivantes du if et gérer la défaite dans le GameManager
            PopupUI popup = GameObject.FindGameObjectWithTag("Popup").GetComponent<PopupUI>();
            popup.SetPopup("Vous êtes mort!", true);
            StartCoroutine(RestartDelay());
        }
    }

    // TODO: SOLUTION TEMPORAIRE POUR LA DÉMO – Supprimer cette fonction et gérer la défaite dans le GameManager
    private IEnumerator RestartDelay()
    {
        yield return new WaitForSeconds(4);
        SceneManager.LoadScene(SceneManager.GetActiveScene().buildIndex, LoadSceneMode.Single);
    }
}