using System;
using System.Text;
using System.Data;
using System.Collections.Generic;

using SHN;

namespace Filter.Utilities
{
    internal class Currency
    {
        public Byte ID { get; set; }
        public String Name { get; set; }
        public Byte Type { get; set; }
        public String Table { get; set; }
    }

    internal class Item
    {
        public Byte CurrencyID { get; set; }
        public UInt16 ItemID { get; set; }
        public String ItemName { get; set; }
        public Int32 CurrencyWorth { get; set; }
    }

    internal class CurrencyLoader
    {
        public Dictionary<Byte, Currency> Currencys = new Dictionary<Byte, Currency>();

        public List<Item> SellItems = new List<Item>();
        public List<Item> BuyItems = new List<Item>();

        public CurrencyLoader()
        {
            SHNFile CurrencysFile = new SHNFile(String.Format("{0}\\Currencys.shn", AppDomain.CurrentDomain.BaseDirectory));

            if (CurrencysFile.Type == SHNType.TextData) { CurrencysFile.SHNEncoding = Encoding.ASCII; }
            else { CurrencysFile.SHNEncoding = Encoding.GetEncoding("ISO-8859-1"); }

            CurrencysFile.Read();

            foreach (DataRow Row in CurrencysFile.Table.Rows)
            {
                Currency NewCurrency = new Currency()
                {
                    ID = Convert.ToByte(Row.ItemArray[0]),
                    Name = Convert.ToString(Row.ItemArray[1]),
                    Type = Convert.ToByte(Row.ItemArray[2]),
                    Table = Convert.ToString(Row.ItemArray[3])
                };

                Currencys.Add(NewCurrency.ID, NewCurrency);
            }

            SHNFile ItemInfoFile = new SHNFile(String.Format("{0}\\ItemInfo.shn", AppDomain.CurrentDomain.BaseDirectory));

            if (ItemInfoFile.Type == SHNType.TextData) { ItemInfoFile.SHNEncoding = Encoding.ASCII; }
            else { ItemInfoFile.SHNEncoding = Encoding.GetEncoding("ISO-8859-1"); }

            ItemInfoFile.Read();

            Dictionary<UInt16, String> ItemNames = new Dictionary<UInt16, String>();

            foreach (DataRow Row in ItemInfoFile.Table.Rows)
            {
                try { ItemNames.Add(Convert.ToUInt16(Row.ItemArray[0]), Convert.ToString(Row.ItemArray[2])); }
                catch { }
            }

            SHNFile CurrencySellFile = new SHNFile(String.Format("{0}\\CurrencySell.shn", AppDomain.CurrentDomain.BaseDirectory));

            if (CurrencySellFile.Type == SHNType.TextData) { CurrencySellFile.SHNEncoding = Encoding.ASCII; }
            else { CurrencySellFile.SHNEncoding = Encoding.GetEncoding("ISO-8859-1"); }

            CurrencySellFile.Read();

            foreach (DataRow Row in CurrencySellFile.Table.Rows)
            {
                Item NewItem = new Item()
                {
                    CurrencyID = Convert.ToByte(Row.ItemArray[0]),
                    ItemID = Convert.ToUInt16(Row.ItemArray[1]),
                    ItemName = ItemNames[Convert.ToUInt16(Row.ItemArray[1])],
                    CurrencyWorth = Convert.ToInt32(Row.ItemArray[2])
                };

                SellItems.Add(NewItem);
            }

            SHNFile CurrencyBuyFile = new SHNFile(String.Format("{0}\\CurrencyBuy.shn", AppDomain.CurrentDomain.BaseDirectory));

            if (CurrencyBuyFile.Type == SHNType.TextData) { CurrencyBuyFile.SHNEncoding = Encoding.ASCII; }
            else { CurrencyBuyFile.SHNEncoding = Encoding.GetEncoding("ISO-8859-1"); }

            CurrencyBuyFile.Read();

            foreach (DataRow Row in CurrencyBuyFile.Table.Rows)
            {
                Item NewItem = new Item()
                {
                    CurrencyID = Convert.ToByte(Row.ItemArray[0]),
                    ItemID = Convert.ToUInt16(Row.ItemArray[1]),
                    ItemName = ItemNames[Convert.ToUInt16(Row.ItemArray[1])],
                    CurrencyWorth = Convert.ToInt32(Row.ItemArray[2])
                };

                BuyItems.Add(NewItem);
            }
        }
    }
}