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

public class CharacterControl : MonoBehaviour
{
    public Rigidbody2D rb;
    public Animator anim;

    void Start()
    {
        rb = GetComponent<Rigidbody2D>();
        anim = GetComponent<Animator>();
        GroundCheckRadius = GroundCheck.GetComponent<CircleCollider2D>().radius;

        realSpeed = speed;
    }


    void Update()
    {
        CheckingGround();
        Reflect();
    }

    private void FixedUpdate()
    {
        Walk();
        Run();
        Jump();
    }


    public Vector2 moveVector;
    public int speed = 3;
    public int fastSpeed = 6;
    public int realSpeed;

    void Walk()
    {
        moveVector.x = Input.GetAxisRaw("Horizontal");
        rb.velocity = new Vector2(moveVector.x * realSpeed, rb.velocity.y); 
        anim.SetFloat("moveX", Mathf.Abs(moveVector.x));
    }


    public bool faceRight = true;

    void Reflect()
    {
        if ((moveVector.x > 0 && !faceRight) || (moveVector.x < 0 && faceRight))
        {
            Vector3 temp = transform.localScale;
            temp.x *= -1;
            transform.localScale = temp;
            faceRight = !faceRight;
        }
    }


    public int jumpForce = 10;

    void Jump()
    {
        if (Input.GetKeyDown(KeyCode.Space) && onGround)
        {
            anim.Play("jump");
            rb.velocity = new Vector2(rb.velocity.x, jumpForce);
        }
    }


    public bool onGround;
    public LayerMask Ground;
    public Transform GroundCheck;
    private float GroundCheckRadius;

    void CheckingGround()
    {
        onGround = Physics2D.OverlapCircle(GroundCheck.position, GroundCheckRadius, Ground);
        anim.SetBool("onGround", onGround);
    }


    private bool speedLock;

void Run()
    {
        if (Input.GetKey(KeyCode.LeftShift) && onGround)
        {
            anim.SetBool("run", true);
            realSpeed = fastSpeed;

            if (Input.GetKeyDown(KeyCode.Space)) { speedLock = true; }
        }
        else
        {
            anim.SetBool("run", false);
            if (!speedLock) { realSpeed = speed; }
            else if (speedLock && onGround) { speedLock = false; }
            else { realSpeed = fastSpeed; }
        }
    }

}