using System;
using System.Collections;
using System.Collections.Generic;
using PixelCrushers;
using Sirenix.OdinInspector;
using UnityEngine;

namespace Beyond
{

    public class MaterialValueChanger : Saver
    {
        public Renderer m_renderer;

        public enum ValueType
        {
            COLOR,
            FLOAT,
            FLOAT3,
        }
        [Serializable]
        public struct VariableDesc
        {
            public string variableName;
            public ValueType type;
            public float floatValue;
            public Vector3 float3Value;
            [ColorUsageAttribute(true, true, 0f, 8f, 0.125f, 3f)]
            public Color color;
        }

        public VariableDesc[] m_valuesToChange;
        public int m_setOnStart = -1;
        private int m_setId = -1;

        private void OnEnable()
        {
            if (m_setOnStart >= 0)
                ChangeValue(m_setOnStart);
        }

        public override string RecordData()
        {
            return SaveSystem.Serialize(m_setId);
        }

        public override void ApplyData(string s)
        {
            if (String.IsNullOrEmpty(s))
                return;
            m_setId = SaveSystem.Deserialize<int>(s);
            ChangeValue(m_setId);
        }

        [Button]
        public void ChangeValue(int changeNum)
        {
            if (m_renderer == null)
            {
                Debug.LogError("renderer is not set!", this);
                return;
            }

            if (changeNum < 0 || changeNum >= m_valuesToChange.Length)
            {
                Debug.LogError("Index out of range!", this);
                return;
            }

            var vd = m_valuesToChange[changeNum];
            m_setId = changeNum;
            switch (vd.type)
            {
                case ValueType.COLOR:
                    m_renderer.material.SetColor(vd.variableName, vd.color);
                    break;
                case ValueType.FLOAT:
                    m_renderer.material.SetFloat(vd.variableName, vd.floatValue);
                    break;
                case ValueType.FLOAT3:
                    m_renderer.material.SetVector(vd.variableName, vd.float3Value);
                    break;
            }
        }
    }
}