using System.Collections;
using UnityEngine;

public interface TWS_IGameDataLoadingTask 
{
    string TaskName{get;}
    float TaskProgress{get;}
    void OnTaskStarted();
    void OnTaskFinished();
}

public abstract class TWS_GameDataLoadingTask : MonoBehaviour, TWS_IGameDataLoadingTask
{
    [SerializeField]
    protected string taskName;
    protected float progressValue;

    [SerializeField]
    protected float lerpDuration = 10f;
    protected float elapsedTime = 0f;

    public string TaskName => taskName;

    public float TaskProgress => progressValue;

    public abstract void OnTaskFinished();
    public abstract void OnTaskStarted();

    protected IEnumerator FetchData()
    {
        WaitForEndOfFrame waitForEndOfFrame = new ();

        while (elapsedTime <= lerpDuration)
        {
            progressValue = FetchDataFromRemote();
            yield return waitForEndOfFrame;
        }
    }

    protected float FetchDataFromRemote()
    {
        // Increase the elapsed time
        elapsedTime += Time.deltaTime;

        // Calculate the interpolation factor between 0 and 1 based on elapsed time and lerpDuration
        float t = Mathf.Clamp01(elapsedTime / lerpDuration);

        // Lerp a value from 0 to 1 over time
        float lerpedValue = Mathf.Lerp(0f, 1f, t);

        return lerpedValue;
    }

}