PlayerController2D

using UnityEngine;

public class PlayerController : MonoBehaviour
{
    public float moveSpeed = 5f; // Standart Speed
    public float runMultiplier = 2f; // Multiplier For Run
    public Animator animator;

    public AudioSource audioSource; // Audio source for your footsteps
    public AudioClip[] footstepSounds; // Your massive sounds (for random sounds while walking)
    private float stepDelay = 0.5f; // StepSound delay
    private float lastStepTime; // Last Step Time

    public float walkAnimationSpeed = 1f; // Speed animation for walk
    public float runAnimationSpeed = 1.4f; // Speed animation for run

    private Vector2 lastMoveDirection; // Last move direction (for stop your animation)

    private void Update()
    {
        // For movement. Get input wasd
        float horizontal = Input.GetAxis("Horizontal");
        float vertical = Input.GetAxis("Vertical");

        // Values player speed
        float speed = new Vector2(horizontal, vertical).sqrMagnitude;

        // Running or not
        bool isRunning = Input.GetKey(KeyCode.LeftShift);
        float currentSpeed = moveSpeed;

        if (isRunning)
        {
            currentSpeed *= runMultiplier;
        }

        // Maximal value for vertical & horizontal
        if (Mathf.Abs(horizontal) < 0.1f)
            horizontal = 0f;
        if (Mathf.Abs(vertical) < 0.1f)
            vertical = 0f;

        // Move charater
        Vector3 move = new Vector3(horizontal, vertical, 0) * currentSpeed * Time.deltaTime;
        transform.Translate(move);

        if (speed > 0.01f)
        {
            // Parameters for animator
            animator.SetFloat("Horizontal", horizontal);
            animator.SetFloat("Vertical", vertical);
            animator.SetFloat("Speed", speed);

            // Speed up or slow down the animation depending on whether the character is walking or running
            if (isRunning)
            {
                animator.speed = runAnimationSpeed; // Ускоренная анимация для бега
            }
            else
            {
                animator.speed = walkAnimationSpeed; // Обычная скорость анимации для ходьбы
            }

            // Play Footstep Sound
            if (Time.time > lastStepTime + stepDelay)
            {
                PlayFootstepSound();
                lastStepTime = Time.time;
            }

            lastMoveDirection = new Vector2(horizontal, vertical);
        }
        else
        {
            // If the character does not move, turn him towards the cursor
            animator.speed = 0f; // Freeze the animation on the current frame
            HandleIdleRotation();
        }
    }

    private void HandleIdleRotation()
    {
        Vector3 mousePosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
        Vector2 directionToMouse = (mousePosition - transform.position).normalized;

        // Determining the angle between the character and the cursor
        float angle = Mathf.Atan2(directionToMouse.y, directionToMouse.x) * Mathf.Rad2Deg;

        if (angle >= 45 && angle < 135)
        {
            animator.SetFloat("Horizontal", 0);
            animator.SetFloat("Vertical", 1);  // Up
        }
        else if (angle >= -135 && angle < -45)
        {
            animator.SetFloat("Horizontal", 0);
            animator.SetFloat("Vertical", -1);  // Down
        }
        else if (angle >= -45 && angle < 45)
        {
            animator.SetFloat("Horizontal", 1);
            animator.SetFloat("Vertical", 0);  // Right
        }
        else
        {
            animator.SetFloat("Horizontal", -1);
            animator.SetFloat("Vertical", 0);  // Left
        }

        animator.SetFloat("Speed", 0);  // Stop player
    }

    // Method for playing a random step sound
    private void PlayFootstepSound()
    {
        if (footstepSounds.Length > 0)
        {
            int randomIndex = Random.Range(0, footstepSounds.Length);
            AudioClip clip = footstepSounds[randomIndex];
            audioSource.PlayOneShot(clip);
        }
    }
}