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

public class PlayerController : MonoBehaviour
{
    public Animator playerAnimator;
    public Rigidbody playerRigidbody;
    public float walkSpeed, walkBackwardSpeed, oldWalkSpeed, runSpeed, rotateSpeed;
    public float jumpHeight;
    public bool isWalking;
    public bool hasJumped;
    public Transform playerTransform;

    private void FixedUpdate()
    {
        if (Input.GetKey(KeyCode.W))
        {
            playerRigidbody.linearVelocity = transform.forward * walkSpeed * Time.deltaTime;
        }
        if (Input.GetKey(KeyCode.S))
        {
            playerRigidbody.linearVelocity = -transform.forward * walkBackwardSpeed * Time.deltaTime;
        }
    }

    private void Update()
    {
        if(Input.GetKeyDown(KeyCode.W))
        {
            playerAnimator.SetTrigger("F_Walk");
            playerAnimator.ResetTrigger("Idle");
            isWalking = true;
        }
        if (Input.GetKeyUp(KeyCode.W))
        {
            playerAnimator.ResetTrigger("F_Walk");
            playerAnimator.SetTrigger("Idle");
            isWalking = false;
        }
        if (Input.GetKeyDown(KeyCode.S))
        {
            playerAnimator.SetTrigger("B_Walk");
            playerAnimator.ResetTrigger("Idle");
        }
        if (Input.GetKeyUp(KeyCode.S)) 
        {
            playerAnimator.ResetTrigger("B_Walk");
            playerAnimator.SetTrigger("Idle");
        }
        if (Input.GetKey(KeyCode.A))
        {
            playerTransform.Rotate(0, -rotateSpeed * Time.deltaTime, 0);
        }
        if(Input.GetKey(KeyCode.D))
        {
            playerTransform.Rotate(0, rotateSpeed * Time.deltaTime, 0);
        }

        if (isWalking == true)
        {
            if (Input.GetKeyDown(KeyCode.LeftShift))
            {
                walkSpeed = walkSpeed + runSpeed;
                playerAnimator.SetTrigger("Run");
                playerAnimator.ResetTrigger("F_Walk");
            }
            if (Input.GetKeyUp(KeyCode.LeftShift))
            {
                walkSpeed = oldWalkSpeed;
                playerAnimator.ResetTrigger("Run");
                playerAnimator.SetTrigger("F_Walk");
            }
        }
    }
}