how to make the a UI slider to control Music

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

public class SongStatus : MonoBehaviour { public AudioSource animationAudio; public Slider slider; bool isPlaying;

 void Start()
 {
     animationAudio.Play();
     isPlaying = true;
     slider.maxValue = animationAudio.clip.length;
 }

 void Update()
 {
     
     if (slider.value > (int)animationAudio.clip.length)
     {
         isPlaying = false;
         print("isPlaying = false");
         animationAudio.time = 0;
         slider.value = 0;
     }
     if (isPlaying && slider.value < (int)animationAudio.clip.length)
     {
         slider.value = animationAudio.time;
         print("end2");
     }
 }

 public void SliderDown()
 {
     animationAudio.Pause();
     isPlaying = false;
 }

 public void SliderUp()
 {
     if (slider.value < animationAudio.clip.length)
     {
         if (!animationAudio.isPlaying && !isPlaying)
         {
             animationAudio.time = Mathf.Clamp(slider.value, 0f, animationAudio.clip.length);
             animationAudio.UnPause();
             isPlaying = true;
         }
         else
         {
             print("Stop1");
             animationAudio.Stop();
             isPlaying = false;
             animationAudio.time = 0;
         }
     }
     else
     {
         print("Stop");
         animationAudio.Stop();
         animationAudio.time = 0;
         isPlaying = false;
     }
 }

}