using asap.core;
using System;
using UnityEngine;
using UniRx;

public struct QualityChangedEvt { }

public class QualityManager
{
    private const string Quality_Level = "QualityLevel";
    public static void ChangeQuality(int level)
    {
        string[] names = QualitySettings.names;
        if (level >= names.Length)
        {
            return;
        }

        QualitySettings.SetQualityLevel(level);
        PlayerPrefs.SetInt(Quality_Level, level);
        GContext.Publish(new QualityChangedEvt());
    }

    public static void ChangeQuality(string levelName)
    {
        var names = QualitySettings.names;
        for (int i = 0; i < names.Length; i++)
        {
            if (names[i] == levelName)
            {
                ChangeQuality(i);
             
                return;
            }
        }
    }

    public static void AutoSetQualityLevel()
    {
        var level=PlayerPrefs.GetInt(Quality_Level, -1);
        if (level == -1)
        {
            level = GpuEvaluation.Tier;
        }
        ChangeQuality(level);
    }

    public static string[] QualityNames => QualitySettings.names;
}

[Serializable]
public class QualityAdapter : MonoBehaviour
{
    [Serializable]
    private class AdapterData
    {
        public GameObject[] enableObjects;
        public GameObject[] disableObjects;
        public Renderer renderer;
        public string[] keywordsToEnable;
        public string[] keywordsToDisable;
        public string[] propToEnable;
        public string[] propToDisable;
    }

    [SerializeField]
    private AdapterData[] adapterDatas;

    private IDisposable disposable = null;

    private void Start()
    {
        disposable = GContext.OnEvent<QualityChangedEvt>().Subscribe(_ => SetQualityLevel());
        SetQualityLevel();
    }

    private void SetQualityLevel()
    {
        int level = QualitySettings.GetQualityLevel();
        if (level >= adapterDatas.Length)
        {
            level = adapterDatas.Length - 1;
        }
        var adapterData = adapterDatas[level];

        if (adapterData.enableObjects != null)
        {
            foreach (var go in adapterData.enableObjects)
            {
                go.SetActive(true);
            }
        }

        if (adapterData.disableObjects != null)
        {
            foreach (var go in adapterData.disableObjects)
            {
                go.SetActive(false);
            }
        }

        if (adapterData.renderer != null)
        {
            var mat = adapterData.renderer.material;
            var keywordsToEnable = adapterData.keywordsToEnable;
            if (keywordsToEnable != null)
            {
                foreach (var keyword in keywordsToEnable)
                {
                    mat.EnableKeyword(keyword);
                }
            }
            var keywordsToDisable = adapterData.keywordsToDisable;
            if (keywordsToDisable != null)
            {
                foreach (var keyword in keywordsToDisable)
                {
                    mat.DisableKeyword(keyword);
                }
            }
            var propToEnable = adapterData.propToEnable;
            if (propToEnable != null)
            {
                foreach (var prop in propToEnable)
                {
                    mat.SetInt(prop, 1);
                }
            }
            var propToDisable = adapterData.propToDisable;
            if (propToDisable != null)
            {
                foreach (var prop in propToDisable)
                {
                    mat.SetInt(prop, 0);
                }
            }
        }
    }

    private void OnDestroy()
    {
        disposable?.Dispose();
    }
}