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

public class PlayerController : MonoBehaviour{

    public bool shooting;
    public float shootingSpeed;
    public GameObject player;
    public float speed;
    public float maxSpeed;
    public float maxJump;
    public bool grounded;
    public CircleCollider2D normalCol;
    public CircleCollider2D healingCol;

    bool jump;
    bool twojump;
    bool threejump;
    bool fourjump;
    Vector3 difference;
    Aim aim;
    Rigidbody2D rb2d;
    HealthBar health;

    // Start is called before the first frame update
    void Start(){
        rb2d = GetComponent<Rigidbody2D>();
        aim = GetComponent<Aim>();
        health = GameObject.FindGameObjectWithTag("Health").GetComponent<HealthBar>();
    }

    // Update is called once per frame
    void Update(){
        if (Input.GetMouseButtonDown(0)){
            if (jump == true){
                shooting = true;
                rb2d.AddForce(-difference * speed, ForceMode2D.Impulse);
                jump = false;
            }
            if (grounded)
            {
                jump = true;
                twojump = true;
                threejump = true;
                fourjump = true;
            }
            else if (fourjump)
            {
                jump = true;
                twojump = true;
                threejump = true;
                fourjump = false;
            }
            else if (threejump)
            {
                jump = true;
                twojump = true;
                threejump = false;
                fourjump = false;
            }
            else if (twojump)
            {
                jump = true;
                twojump = false;
                threejump = false;
                fourjump = false;
            }
        }
        if (grounded){
            float fixedSpeed = rb2d.velocity.x;
            fixedSpeed *= 0.95f;
            rb2d.velocity = new Vector2(fixedSpeed, rb2d.velocity.y);
        }
        if (Input.GetMouseButtonUp(0)){
            shooting = false;
        }
        difference = aim.difference;
        if (rb2d.velocity.x > maxSpeed){
            rb2d.velocity = new Vector2(maxSpeed, rb2d.velocity.y);
        }
        if (rb2d.velocity.x < -maxSpeed){
            rb2d.velocity = new Vector2(-maxSpeed, rb2d.velocity.y);
        }
        if (rb2d.velocity.y > maxJump){
            rb2d.velocity = new Vector2(rb2d.velocity.x, maxJump);
        }
        if (rb2d.velocity.y < -maxJump){
            rb2d.velocity = new Vector2(rb2d.velocity.x, -maxJump);
        }
    }
    private void OnCollisionEnter2D(Collision2D collision){
        if(collision.gameObject.tag == "Killer"){
            health.hp = 0f;
        }
        if(collision.gameObject.tag == "Enemy"){
            normalCol.enabled = false;
            healingCol.enabled = true;
            StartCoroutine(IsHealing(3f));
        }
    }
    IEnumerator IsHealing (float time){
        yield return new WaitForSeconds(time);
        healingCol.enabled = false;
        normalCol.enabled = true;
    }
}