using System.Collections.Generic;

namespace BizHawk.Client.Common
{
	public class Bk2FloatConstants
	{
		public string this[string button]
		{
			get
			{
				var key = button
					.Replace("P1 ", "")
					.Replace("P2 ", "")
					.Replace("P3 ", "")
					.Replace("P4 ", "")
					.Replace("Key ", "");

				if (SystemOverrides.ContainsKey(Global.Emulator.SystemId) && SystemOverrides[Global.Emulator.SystemId].ContainsKey(key))
				{
					return SystemOverrides[Global.Emulator.SystemId][key];
				}

				if (BaseMnemonicLookupTable.ContainsKey(key))
				{
					return BaseMnemonicLookupTable[key];
				}

				return button;
			}
		}

		private readonly Dictionary<string, string> BaseMnemonicLookupTable = new Dictionary<string, string>
			{
				{ "Zapper X", "zapX" },
				{ "Zapper Y", "zapY" },
				{ "Paddle", "Pad" },
				{ "Pen", "Pen" },
				{ "Mouse X", "mX" },
				{ "Mouse Y", "mY" },
				{ "Lightgun X", "lX" },
				{ "Lightgun Y", "lY" },
				{ "X Axis", "aX" },
				{ "Y Axis", "aY" }
			};

		private readonly Dictionary<string, Dictionary<string, string>> SystemOverrides = new Dictionary<string, Dictionary<string, string>>
			{
				{
					"A78",
					new Dictionary<string, string>
					{
						{ "VPos", "X" },
						{ "HPos", "Y" }
					}
				},
			};
	}
}