using UnityEngine;


public class Wizard : MonoBehaviour {
    #region variables
    public int playerActualLevel;
    public static int playerExperience;
    public int expNeededToLevelUp;
    public float skillCooldown = 0f;
    public float attackCooldown = 0f;
    public int outputdamage;
    public int coins_collected;
    [Header("Class Settings")]
    public bool fireMage;
    public bool iceMage;
    public bool xMage;
    public bool yMage;

    [Header("Health Settings")]
    public int StartingHealth = 10;
    public int currentPlayerHealth;
    [Header("Mana Settings")]
    public int StartingMana = 5;
    public int actuallMana;
    [Header("Skills of fire mage")]
    public GameObject fireball;
    public GameObject firebolt;
    public GameObject fireExplosion;
    public GameObject meteors;
    [Header("Skills of ice mage")]
    public GameObject iceball;

    [Header("Skills of heal mage")]

    //add later
    [Header("Skills of demonic mage")]
    //add later
    public GameObject healingAura;
    public GameObject ringOfDeath;
    [Header("Character Stats")]
    public int attackDamage=20;
    public int defense;
    public int skillDamage;

    #endregion

    void Start () {
        if (fireMage)
        {

        }
        else if (iceMage)
        {

        }
        else if (xMage){

        }
        else if (yMage)
        {

        }
        currentPlayerHealth = StartingHealth;


        GameObject  Enemy = GameObject.Find("Enemy");
        Enemy enemy = Enemy.GetComponent<Enemy>();
        outputdamage=enemy.enemyAttack;
    }


    void Update() {
        skillCooldown -= Time.deltaTime;
        attackCooldown -= Time.deltaTime;
        print("player experience"+playerExperience);

        if (playerExperience >= expNeededToLevelUp)
        {
            playerActualLevel++;
            print("lvl up, player level: "+playerActualLevel);
            PlayerLevelUp();
            expNeededToLevelUp += 2*expNeededToLevelUp*playerActualLevel;
            print("exp required for level: " + (playerActualLevel + 1) + " is: "+expNeededToLevelUp);
        }

        PlayerSpellInput();



    }
    public void PlayerSpellInput()
    {

        if (Input.GetMouseButtonDown(0))
        {

            Attack();
        }
        if (Input.GetKeyDown(KeyCode.Alpha1))
        {

            Fire();
        }
        if (Input.GetKeyDown(KeyCode.Alpha2))
        {
            Ice();
        }
        if (Input.GetKeyDown(KeyCode.Alpha3))
        {
            Heal();
        }
        if (Input.GetKeyDown(KeyCode.Alpha4))
        {
            Ring();
        }
    }

    #region spells
    public void Attack()
    {

        if (attackCooldown <= 0f)
        {
            Instantiate(firebolt, gameObject.transform.position, gameObject.transform.rotation);
            attackCooldown = 0.75f;
        }
        else
            return;
    }
    public void Fire()
    {

        if (skillCooldown <= 0)
        {
            Instantiate(fireball, gameObject.transform.position, gameObject.transform.rotation);
            skillCooldown = 2f;
        }
        else
            return;
    }
    public void Ice()
    {
        if (skillCooldown <= 0)
        {
            Instantiate(fireball, gameObject.transform.position, gameObject.transform.rotation);
            skillCooldown = 2f;
        }
        else
            return;
    }
    public void Heal()
    {
        if (skillCooldown <= 0)
        {
            Instantiate(fireExplosion, gameObject.transform.position, gameObject.transform.rotation);
            skillCooldown = 2f;
        }
        else
            return;
    }
    public void Ring()
    {
        if (skillCooldown <= 0)
        {
            Instantiate(meteors, gameObject.transform.position, gameObject.transform.rotation);
            skillCooldown = 2f;
        }
        else
            return;
    }
    #endregion
    public void OnCollisionEnter(Collision  col)
    {


        if (col.transform.CompareTag("Enemy"))
        {

            currentPlayerHealth -= outputdamage;

            if (currentPlayerHealth <= 0)
            {
                Debug.Log("health<0");
                //death animation +sound
            }


        }
        if (col.transform.CompareTag("Coin"))
        {
            Level_Manager.coins++;
            Destroy(col.gameObject);
            //put sound

        }

        }

    public void PlayerLevelUp()
    {


        StartingHealth += 20;
       print("startinghealth after lvl up" + StartingHealth);
        currentPlayerHealth = StartingHealth;
       print("actualhealth after lvl up" + currentPlayerHealth);
        StartingMana += 25;
        actuallMana = StartingMana;
        attackDamage += 10;
       print("attack damage after lvl" + attackDamage);

    }
    public void IncreaseStats(int id,int buff_amount,int buff_duration)
    {
        print("attackdamage" + attackDamage);
        attackDamage+= buff_amount;
        currentPlayerHealth += buff_amount;
        //STAT ID, BUFF amount, BUFF DURATION
        print("attackdamage after increase" + attackDamage);
    }
}