player anim

using System.Collections;
using UnityEngine;
public class Player : MonoBehaviour {

    public int direction = 0;
    public KeyCode leftkey, rightkey, jumpkey;
    public float moveSpeed = 3f;
    public float jumpForce = 250f;

    private Rigidbody2D rbody;
    private Animator anim;
    private GuiManager guiManager;

    private void Start() {
        rbody = GetComponent<Rigidbody2D>();
        anim = GetComponent<Animator>();
        guiManager = GameObject.Find ("Gui").GetComponent<GuiManager> ();
    }

    private void Update() {
        UpdateControls();
        UpdateMovement();
        UpdateBreaking();
    }

    private void UpdateControls() {
        // Movement controls
        if (Input.GetKey (leftkey)) {
            FaceDirection (-1);
            anim.SetBool ("IsWalking", true);
        } else if (Input.GetKey (rightkey)) {
            FaceDirection (1);
            anim.SetBool ("IsWalking", true);
        } else {
            FaceDirection (0);
            anim.SetBool ("IsWalking", false);
        }

        // jump controls
        if (Input.GetKeyDown (jumpkey)) {
            Jump ();
        }

        // Inventory
        if (Input.GetKeyDown (KeyCode.I)) {
            if(guiManager.isPlayerInventoryOpen) {
                guiManager.ShowPlayerInventory(false);
            } else {
                guiManager.ShowPlayerInventory(true);
            }
        }

    }

    private void FaceDirection(int dir) {
        if (dir == direction) return;

        direction = dir;

        if(dir == 0) { //steve facing front
            transform.FindChild("Side").gameObject.SetActive(false);
            transform.FindChild("Front").gameObject.SetActive(true);
        } else { // steve facing side
            transform.FindChild("Side").gameObject.SetActive(true);
            transform.FindChild("Front").gameObject.SetActive(false);
            transform.FindChild("Side").localScale = new Vector3(dir * -1, 1, 1);
        }
    }

    private void UpdateMovement() {
        rbody.velocity = new Vector2(moveSpeed * direction, rbody.velocity.y);
    }

    private void UpdateBreaking() {
        if(Input.GetMouseButtonDown(0)) {
            Vector3 pos = Camera.main.ScreenToWorldPoint(Input.mousePosition);
            RaycastHit2D hit = Physics2D.Raycast(pos, transform.position);
            if(hit.collider != null) {
               if(hit.collider.gameObject.tag == "Block") {
                    GameObject.Find("World").GetComponent <WorldGen>().DestroyBlock(hit.collider.gameObject);
                }
            }
        }
    }

    private void Jump() {
        rbody.AddForce(transform.up * jumpForce);
    }

}