PlayerInput.cs

using UnityEngine;
using System.Collections;

[RequireComponent(typeof(Player))]
public class PlayerInput : MonoBehaviour
{

    Player player; //reference to player script
    private Rigidbody2D m_Rigidbody2D;
    public static bool m_FacingRight = true;  // For determining which way the player is currently facing.

    public Transform attackPoint; //point of attack
    public Transform leftattackPoint; //point of attack
    public Transform rightattackPoint; //point of attack


    public SpriteRenderer mySpriteRenderer; //to flip

    public Animator animator;

    private void Awake ()
    {
        m_Rigidbody2D = GetComponent<Rigidbody2D>();

    }

    void Start()
    {
        player = GetComponent<Player>();

    }

    void Update()

    {
        Vector2 directionalInput = new Vector2(Input.GetAxisRaw("Horizontal"), Input.GetAxisRaw("Vertical")); //
        player.SetDirectionalInput(directionalInput); //pass in directional input
        attackPoint.position = new Vector3(attackPoint.position.x, attackPoint.position.y, attackPoint.position.z);
        leftattackPoint.position = new Vector3(leftattackPoint.position.x, leftattackPoint.position.y, attackPoint.position.z);
        rightattackPoint.position = new Vector3(rightattackPoint.position.x, rightattackPoint.position.y, attackPoint.position.z);


        //run animation
        animator.SetFloat("Speed", Mathf.Abs(Input.GetAxisRaw("Horizontal")));

        if (Input.GetKeyDown(KeyCode.A) || Input.GetKeyDown(KeyCode.LeftArrow)) //space down
        {
            if (mySpriteRenderer != null)
            {
                // flip the sprite
                mySpriteRenderer.flipX = true;
                attackPoint.position = new Vector3(leftattackPoint.position.x, leftattackPoint.position.y, attackPoint.position.z);
                m_FacingRight = false;

            }
        }

        if (Input.GetKeyDown(KeyCode.D) || Input.GetKeyDown(KeyCode.RightArrow)) //space down
        {
            mySpriteRenderer.flipX = false;
            attackPoint.position = new Vector3(rightattackPoint.position.x, attackPoint.position.y, attackPoint.position.z);
            m_FacingRight = true;

        }


        if (Input.GetKeyDown(KeyCode.Space)) //space down
        {
            player.OnJumpInputDown(); //call this method
        }
        if (Input.GetKeyUp(KeyCode.Space)) //release
        {
            player.OnJumpInputUp(); //call this method

        }

    }

    


}