KitchenChaos/Assets/Scripts/UI/GamePlayingClockUI.cs

using TMPro;
using UnityEngine;
using UnityEngine.UI;

public class GamePlayingClockUI : MonoBehaviour {
    [SerializeField] private Image timerImage;
    [SerializeField] private TextMeshProUGUI timerText;
    public static GamePlayingClockUI Instance { get; private set; }

    private void Awake() {
        Instance = this;
    }

    private void Start() {
        Show();
    }

    private void Update() {
        float playingTimeNormalized = KitchenGameManager.Instance.GetGamePlayingTimerNormalized();
        timerImage.fillAmount = playingTimeNormalized;
        timerImage.color = Color.Lerp(Color.green, Color.red, playingTimeNormalized);
        int timeLeft = Mathf.CeilToInt(KitchenGameManager.Instance.GamePlayingTimer);
        timerText.text = timeLeft.ToString();
    }

    public void Hide() {
        gameObject.SetActive(false);
    }

    public void Show() {
        gameObject.SetActive(true);
    }
}