using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using Thousandto.Code.Center;
using UnityEngine;
using XLua;

public static class CfgBinaryData
{
    private static int _xluaPtrSize = -1;
    private static int _xluaTvalueSize = -1;
    private static Dictionary<string, LuaTable> _compressTables = new Dictionary<string, LuaTable>(400);
    private static Dictionary<string, LuaTable> _columnTables = new Dictionary<string, LuaTable>(400);
    private static Dictionary<string, int> _keyCounts = new Dictionary<string, int>(400);
    private static Dictionary<string, int> _compressCols = new Dictionary<string, int>(400);
    private static Dictionary<string, Dictionary<string, int>> _nameIndexs = new Dictionary<string, Dictionary<string, int>>(400);

    public static bool GetBaseDataValues(string name, out int keyCount, out int indexFactor, out IntPtr compressData, out IntPtr columnShiftAndList, out int compressMaxColumn, out Dictionary<string, int> nameIndexs)
    {
        compressData = IntPtr.Zero;
        columnShiftAndList = IntPtr.Zero;
        keyCount = 0;
        compressMaxColumn = 0;
        nameIndexs = null;

        if (_xluaPtrSize < 0)
        {
            _xluaPtrSize = XLua.LuaDLL.Lua.xlua_getptrsize(IntPtr.Zero);
            
        }
        if (_xluaTvalueSize < 0)
        {
            _xluaTvalueSize = XLua.LuaDLL.Lua.xlua_gettvaluesize(IntPtr.Zero);
        }
        indexFactor = _xluaTvalueSize / sizeof(int);

        try
        {
            if (!_keyCounts.TryGetValue(name, out keyCount))
            {
                var tableName = string.Format("DataConfig.Data{0}.Count", name);
                keyCount = GameCenter.LuaSystem.GetGlobalInPath<int>(tableName);
                _keyCounts.Add(name, keyCount);
            }
            if (!_compressCols.TryGetValue(name, out compressMaxColumn))
            {
                var tableName = string.Format("DataConfig.Data{0}._CompressMaxColumn_", name);
                compressMaxColumn = GameCenter.LuaSystem.GetGlobalInPath<int>(tableName);
                _compressCols.Add(name, compressMaxColumn);
            }
            if(!_nameIndexs.TryGetValue(name, out nameIndexs))
            {
                var tableName = string.Format("DataConfig.Data{0}._ColumnNameIndexs_", name);
                nameIndexs = GameCenter.LuaSystem.GetGlobalInPath<Dictionary<string, int>>(tableName);
                _nameIndexs.Add(name, nameIndexs);
            }

            if ((_xluaPtrSize == 4 || _xluaPtrSize == 8) && _xluaTvalueSize > 0 && _xluaTvalueSize % sizeof(int) == 0)
            {
                //获取配置table
                LuaTable table = null;
                if (!_compressTables.TryGetValue(name, out table))
                {
                    var tableName = string.Format("DataConfig.Data{0}._CompressData_", name);
                    table = GameCenter.LuaSystem.GetGlobalInPath<LuaTable>(tableName);
                    _compressTables.Add(name, table);
                }
                LuaTable table2 = null;
                if (!_columnTables.TryGetValue(name, out table2))
                {
                    var tableName = string.Format("DataConfig.Data{0}._ColumnShiftAndList_", name);
                    table2 = GameCenter.LuaSystem.GetGlobalInPath<LuaTable>(tableName);
                    _columnTables.Add(name, table2);
                }
                if (table != null && table2 != null)
                {
                    unsafe
                    {
                        //读取数据指针
                        var ptr = (byte*)table.GetPtr().ToPointer();
                        //第16位为数据地址
                        var arrayPtr = *(long*)(ptr + _xluaPtrSize + 8);
                        compressData = new IntPtr((void*)arrayPtr);

                        //读取数据指针
                        ptr = (byte*)table2.GetPtr().ToPointer();
                        //第16位为数据地址
                        arrayPtr = *(long*)(ptr + _xluaPtrSize + 8);
                        columnShiftAndList = new IntPtr((void*)arrayPtr);
                    }
                }
                else
                {
                    return false;
                }
                return true;
            }
            return true;
        }
        catch (Exception)
        {
            UnityEngine.Debug.LogErrorFormat("配置表 {0} 加载报错", name);
            return false;
        }
    }

    public static bool GetDataValues(string name, out IntPtr compressData)
    {
        compressData = IntPtr.Zero;
        if (_xluaPtrSize < 0)
        {
            _xluaPtrSize = XLua.LuaDLL.Lua.xlua_getptrsize(IntPtr.Zero);
        }
        if (_xluaTvalueSize < 0)
        {
            _xluaTvalueSize = XLua.LuaDLL.Lua.xlua_gettvaluesize(IntPtr.Zero);
        }
        try
        {
            if ((_xluaPtrSize == 4 || _xluaPtrSize == 8) && _xluaTvalueSize > 0 && _xluaTvalueSize % sizeof(int) == 0)
            {
                //获取配置table
                LuaTable table = null;
                if (!_compressTables.TryGetValue(name, out table))
                {
                    var tableName = string.Format("DataConfig.Data{0}._CompressData_", name);
                    table = GameCenter.LuaSystem.GetGlobalInPath<LuaTable>(tableName);
                    _compressTables.Add(name, table);
                }
                if (table != null)
                {
                    unsafe
                    {
                        //读取数据指针
                        var ptr = (byte*)table.GetPtr().ToPointer();
                        //第16位为数据地址
                        var arrayPtr = *(long*)(ptr + _xluaPtrSize + 8);
                        compressData = new IntPtr((void*)arrayPtr);
                    }
                }
                else
                {
                    return false;
                }
                return true;
            }
            return true;
        }
        catch (Exception)
        {
            UnityEngine.Debug.LogErrorFormat("配置表 {0} 加载报错", name);
            return false;
        }
    }

    //清除单个缓存
    public static void Remove(string name)
    {
        _compressTables.Remove(name);
        _columnTables.Remove(name);
        _keyCounts.Remove(name);
        _compressCols.Remove(name);
        _nameIndexs.Remove(name);
    }
    //清除所有缓存
    public static void RemoveAll()
    {
        _compressTables.Clear();
        _columnTables.Clear();
        _keyCounts.Clear();
        _compressCols.Clear();
        _nameIndexs.Clear();
    }
}