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

[AddComponentMenu("VFX/Property Binders/Kaiju - Theme Binder")]
[VFXBinder("Kaiju/Kaiju Theme Binder")]
public class ThemeVfxBinder : VFXBinderBase {
    public Preferences preferences;

    [VFXPropertyBinding("UnityEngine.Gradient"), SerializeField]
    protected ExposedProperty ThemeParameter = "Theme";

    void Awake() {
        if (preferences == null) Debug.Log("Theme VFX Binder needs preferences.");
    }

    public override bool IsValid(VisualEffect component) {
        return preferences != null
            && preferences.Theme() != null
            && component.HasGradient(ThemeParameter);
    }

    public override void UpdateBinding(VisualEffect component) {
        component.SetGradient(ThemeParameter, preferences.Theme());
    }


    // have to override these to prevent NRE
    protected override void OnEnable() {
        // Debug.Log("OnEnable");
    }

    protected override void OnDisable() {
        // Debug.Log("OnDisable");
    }
}