Unity 2D fliping player with position of mouse,Unity 2D fliping player with mouse

Hello! I'm begginer so please help me with adding to my code, code that i need. I want make something like on video. Player is looking at mouse but it doesn't move in 360 just left and right like on this video https://www.youtube.com/watch?v=AiJfHTdw9DQ&list=LLexq7PpIet4CgVMU7iNwdFA∈dex=2&t=188s

Also I'm leaving here my movement code:

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

public class playermovment : MonoBehaviour {

 public float moveSpeed = 5f;

 public Rigidbody2D rb;

 Vector2 movement;

 // Update is called once per frame
 void Update()
 {
     movement.x = Input.GetAxisRaw("Horizontal");
     movement.y = Input.GetAxisRaw("Vertical");
 }

 void FixedUpdate()
 {
     rb.MovePosition(rb.position + movement * moveSpeed * Time.fixedDeltaTime);
 }

} ,I'm beginner so can u help me with adding to my code this code that i need. I want make something like on this video that character facing at mouse.

https://www.youtube.com/watch?v=AiJfHTdw9DQ&list=LLexq7PpIet4CgVMU7iNwdFA∈dex=2&t=188s

Also here is my code:

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

public class playermovment : MonoBehaviour {

 public float moveSpeed = 5f;

 public Rigidbody2D rb;

 Vector2 movement;

 // Update is called once per frame
 void Update()
 {
     movement.x = Input.GetAxisRaw("Horizontal");
     movement.y = Input.GetAxisRaw("Vertical");
 }

 void FixedUpdate()
 {
     rb.MovePosition(rb.position + movement * moveSpeed * Time.fixedDeltaTime);
 }

}