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

public class  Player : MonoBehaviour
{

    Rigidbody2D rb;
    private Animator myAnimator;
    public float walkSpeed = 4f;
    float speedLimiter = 0.7f;
    float inputHorizontal;
    float inputVertical;
    public GameObject Panel;
    private bool inRange = false;
    public ParticleSystem dmgParticleSystem;

    public FloatValue maxHealth;
    public float currentHealth;
    public HealthBar healthBar;
    private static bool attackSword;
    private bool attackFist;
    private static bool pickaxeInUse;
    private static bool playerInCollider;

    
    private float timerRegen = 0f;
    private float timerTick = 0f;
    private float waitRegen = 8.0f;
    private float waitTick = 1.0f;

    private bool startRegen = false;

    private bool canWalk = true;
    
    public static void putPlayerInCollider()
    {
        playerInCollider = true;
    }
    
    public static void takePlayerFromCollider()
    {
        playerInCollider = false;
    }
    
    void Start()
    {
        int continued = PlayerPrefs.GetInt("continued");
        if (continued == 1)
        {
            currentHealth = PlayerPrefs.GetFloat("health-S");
        }
        else
        {
            currentHealth = PlayerPrefs.GetFloat("health");
        }
        rb = gameObject.GetComponent<Rigidbody2D>();
        myAnimator = GetComponent<Animator>();
        healthBar.SetMaxHealth(maxHealth.initialValue);
        healthBar.SetHealth(currentHealth);
        walkSpeed = 4f;
    }


    public void TakeDamage(float damage)
    {
        currentHealth = currentHealth - damage;
        healthBar.SetHealth(currentHealth);
        var em = dmgParticleSystem.emission;
        em.enabled = true;
        StartCoroutine(Timer());
        timerRegen = 0.0f;
        startRegen = false;
        if (currentHealth <= 0)
        {
            Panel.SetActive(true);
            walkSpeed = 0f;

        }
    }

    IEnumerator Timer()
    {

        yield return new WaitForSeconds(0.2f);
        var em = dmgParticleSystem.emission;
        em.enabled = false;
    }


    private void HandleAttacks()
    {
        if (attackSword)
        {
            myAnimator.SetTrigger("attack");
        }
        if (attackFist)
        {
            myAnimator.SetTrigger("attackFist");
        }
        if (pickaxeInUse)
        {
            myAnimator.SetTrigger("pickaxe");
        }
    }

    private void HandleInput()
    {
            if (Input.GetKeyDown(KeyCode.Space))
            {
                attackSword = true;
            }
            if (Input.GetKeyDown(KeyCode.LeftShift))
            {
                attackFist = true;
            }
            if(Input.GetKeyDown(KeyCode.X))
            {
                pickaxeInUse = true;
            }
}

private void ResetValues()
{
attackSword = false;
attackFist = false;
pickaxeInUse = false;
}

void Update()
{
//if (canWalk == true)
//{

    inputHorizontal = Input.GetAxisRaw("Horizontal");
    inputVertical = Input.GetAxisRaw("Vertical");

    myAnimator.SetFloat("moveX", inputHorizontal * walkSpeed);
    myAnimator.SetFloat("moveY", inputVertical * walkSpeed);
    if (inputHorizontal != 0)
    {
        myAnimator.SetFloat("speed", walkSpeed);
    }
    else if (inputVertical != 0)
    {
        myAnimator.SetFloat("speed", walkSpeed);
    }
    else
    {
        myAnimator.SetFloat("speed", 0);
    }

    if (inputHorizontal == 1 || inputHorizontal == -1 || inputVertical == 1 || inputVertical == -1)
    {
        myAnimator.SetFloat("lastMoveX", inputHorizontal);
        myAnimator.SetFloat("lastMoveY", inputVertical);
    }
    
    timerRegen += Time.deltaTime;
    if(timerRegen >= waitRegen)
    {
        startRegen = true;
    }

    if (startRegen == true)
    {
        timerTick += Time.deltaTime;
        if(timerTick >= waitTick)
        {
            if(currentHealth < 10)
            {
                currentHealth = currentHealth + 1;
                healthBar.SetHealth(currentHealth);
                timerTick = 0f;
            }
        }
    }
    PlayerPrefs.SetFloat("health", currentHealth);

//}

HandleInput();
}

void FixedUpdate()
{
if(canWalk == true)
{
    if (inputHorizontal != 0 || inputVertical != 0)
    {
        if (inputHorizontal != 0 && inputVertical != 0)
        {
            inputHorizontal *= speedLimiter;
            inputVertical *= speedLimiter;
        }
        rb.velocity = new Vector2(inputHorizontal * walkSpeed, inputVertical * walkSpeed);
    }
    else
    {
        rb.velocity = new Vector2(0f, 0f);
    }
}

HandleAttacks();
ResetValues();
}

public void SaveCheckpoint()
{
PlayerPrefs.SetFloat("health-S", currentHealth);
}

}