using System;
using System.Collections.Generic;
using UnityEngine;
using Cysharp.Threading.Tasks;
using System.Reflection;
using System.IO;


public class ConfigManager : ManagerBase<ConfigManager>
{
    public bool isLoadFinished
    {
        get;
        private set;
    }

    private float loadingProgress = 0f;

    public override void Init()
    {
        base.Init();
        InitConfigs();
    }

    public virtual async UniTask InitConfigs()
    {
        // 加载配置文件
        await LoadConfigs();
    }

    protected async UniTask LoadConfigs()
    {
        loadingProgress = 0f;
        isLoadFinished = false;

        // 加载配置文件
        int totalConfigs = 1;
        Type[] configTypes = new Type[] {
            typeof(FamilyConfig)
        };

        // 逐个加载配置并更新进度
        for (int i = 0; i < configTypes.Length; i++)
        {
            await LoadConfigByType(configTypes[i]);
            loadingProgress = (float)(i + 1) / totalConfigs;
        }

        // 加载完成后设置isLoadFinished为true
        loadingProgress = 1f;
        isLoadFinished = true;
    }

    private async UniTask LoadConfigByType(Type configType)
    {
        string configName = configType.Name;
        if (configName.EndsWith("Config"))
        {
            configName = configName.Substring(0, configName.Length - 6);
        }
        string texts = await Load(configName);
        if (!string.IsNullOrEmpty(texts))
        {
            string[] lines = texts.Split('\n');
            var methodInfo = configType.GetMethod("Init", System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.FlattenHierarchy);
            if (methodInfo != null)
            {
                methodInfo.Invoke(null, new object[] { lines });
                // 设置初始化标志
                var isInitField = configType.GetField("isInit", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Static);
                if (isInitField != null)
                {
                    isInitField.SetValue(null, true);
                }
                Debug.Log($"加载配置: {configType.Name} 成功");
            }
            else
            {
                Debug.LogError($"配置类 {configType.Name} 没有静态Init方法");
            }
        }
        else
        {
            Debug.LogError($"{configName} 内容为空或加载失败");
        }
    }

    private async UniTask LoadConfig<T>() where T : class
    {
        string configName = typeof(T).Name;

        string texts = await Load(configName);
        if (!string.IsNullOrEmpty(texts))
        {
            string[] lines = texts.Split('\n');
            var methodInfo = typeof(T).GetMethod("Init", System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Static);
            if (methodInfo != null)
            {
                methodInfo.Invoke(null, lines);
                // 设置初始化标志
                var isInitField = typeof(T).GetField("isInit", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Static);
                if (isInitField != null)
                {
                    isInitField.SetValue(null, true);
                }
                Debug.Log($"加载配置: {typeof(T).Name} 成功");
            }
            else
            {
                Debug.LogError($"配置类 {typeof(T).Name} 没有静态Init方法");
            }
        }
        else
        {
            Debug.LogError($"{configName} 内容为空或加载失败");
        }
    }

    public float GetLoadingProgress()
    {
        return loadingProgress;
    }

    private void ClearConfigDictionary<T>() where T : class
    {
        // 重置 T 初始化状态
        var isInitField = typeof(T).GetField("isInit", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Static);
        if (isInitField != null)
        {
            isInitField.SetValue(null, false);
        }
    }

    public static async UniTask<string> Load(string configName)
    {
		var path = string.Empty;
        if (AssetSource.refdataFromEditor)
        {
            path = ResourcesPath.CONFIG_FODLER + $"/{configName}.txt";
        }
        else
        {
            path = AssetVersionUtility.GetAssetFilePath($"config/{configName}.txt");
        }

        string texts = await File.ReadAllTextAsync(path);

        return texts;
    }

    public override void Release()
    {
        // 清空 FamilyConfig 字典
        ClearConfigDictionary<FamilyConfig>();
    }
}