// MaterialEmissionListDemo.cs
using System.Collections.Generic;
using Simuspaces.Simulation;
using UnityEngine;

public class MaterialEmissionListDemo : SimuScriptBase
{
    public SceneObject ClickObject;

    public List<SceneObject> GlowTargets = new List<SceneObject>();
    public List<string> RowLabels = new List<string>();
    public List<float> GlowLevels = new List<float>() { 1.5f };
    public List<Color> GlowColors = new List<Color>() { Color.white };
    public List<int> MaterialIndexes = new List<int>();
    public List<bool> EnabledRows = new List<bool>();

    public bool StartLit = false;
    public int DefaultMaterialIndex = 0;
    public int RendererIndex = 0;
    public bool IncludeChildren = true;
    public string IntensityProperty = "_EmissionIntensity";
    public string ColorProperty = "_EmissionColor";

    bool lit;

    public override void Start()
    {
        lit = StartLit;
        ApplyEmission(lit);

        if (ClickObject == null || ClickObject.IsNull)
        {
            Log("[MaterialEmissionListDemo] Slot ClickObject to make a toggle button.");
            return;
        }

        MakeInteractable(
            ClickObject,
            OnClicked,
            highlight: true,
            targetUsername: null,
            includeChildren: true,
            raycastDistance: 10f,
            hintText: "Toggle glow");
    }

    void OnClicked(SVInteractionInfo info)
    {
        lit = !lit;
        ApplyEmission(lit);
        Log("[MaterialEmissionListDemo] " + info.Username + " set glow=" + lit);
    }

    void ApplyEmission(bool enabled)
    {
        if (GlowTargets == null)
            return;

        for (int i = 0; i < GlowTargets.Count; i++)
        {
            if (!IsRowEnabled(i))
                continue;

            SceneObject target = GlowTargets[i];
            if (target == null || target.IsNull)
                continue;

            int materialIndex = GetInt(MaterialIndexes, i, DefaultMaterialIndex);
            float level = enabled ? GetFloat(GlowLevels, i, 1.5f) : 0f;
            Color color = enabled ? GetColor(GlowColors, i, Color.white) : Color.black;

            SetMaterialFloat(
                target,
                materialIndex,
                IntensityProperty,
                level,
                targetUsername: null,
                rendererIndex: RendererIndex,
                includeChildren: IncludeChildren);

            SetMaterialColor(
                target,
                materialIndex,
                ColorProperty,
                color,
                targetUsername: null,
                rendererIndex: RendererIndex,
                includeChildren: IncludeChildren);

            string label = GetString(RowLabels, i, target.ObjectId);
            Log("[MaterialEmissionListDemo] " + label + " emission level=" + level);
        }
    }

    bool IsRowEnabled(int index)
    {
        return EnabledRows == null || index < 0 || index >= EnabledRows.Count || EnabledRows[index];
    }

    float GetFloat(List<float> list, int index, float fallback)
    {
        if (list != null && index >= 0 && index < list.Count)
            return list[index];

        if (list != null && list.Count > 0)
            return list[0];

        return fallback;
    }

    int GetInt(List<int> list, int index, int fallback)
    {
        if (list != null && index >= 0 && index < list.Count)
            return list[index];

        if (list != null && list.Count > 0)
            return list[0];

        return fallback;
    }

    Color GetColor(List<Color> list, int index, Color fallback)
    {
        if (list != null && index >= 0 && index < list.Count)
            return list[index];

        if (list != null && list.Count > 0)
            return list[0];

        return fallback;
    }

    string GetString(List<string> list, int index, string fallback)
    {
        if (list != null && index >= 0 && index < list.Count)
            return list[index];

        return fallback;
    }
}