using I2.Loc.SimpleJSON;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using UnityEngine;

namespace CustomCosmeticLoader
{
	public class Config
	{
		public const string CONFIG_FILE_NAME = "config.json";
		public const string SKINS_DIR_NAME = "skins";

		public const string PROPERTY_ENABLED = "enabled";
		public const string PROPERTY_CURRENT_SKIN = "currentSkin";
		public const string PROPERTY_SKIN_NAME_TO_HIJACK = "skinNameToHijack";
		public const string PROPERTY_IN_MAIN_MENU = "inMainMenu";
		public const string PROPERTY_IN_COSMETIC_MENU = "inCosmeticMenu";
		public const string PROPERTY_IN_ALL_REPLAYS = "inAllReplays";
		public const string PROPERTY_SHOW_SKIN_IDS = "showSkinIds";
		public const string PROPERTY_OVERRIDE_REPLAY_COSMETICS = "overrideReplayCosmetics";
		public const string PROPERTY_OTHER_PLAYERS = "otherPlayers";

		public static bool enabled = true;
		public static string currentSkin;
		public static string skinNameToHijack = "Swirl_M"; // Mirage, simple skin with nice properties
		public static bool inMainMenu = true;
		public static bool inCosmeticMenu = false;
		public static bool inAllReplays = false;
		public static bool showSkinIds = false;
		public static bool overrideReplayCosmetics = false;
		public static Dictionary<string, string> otherPlayers = new Dictionary<string, string>();

		public static Dictionary<string, Texture2D> skins = new Dictionary<string, Texture2D>();

		public static void Init()
		{
			bool configExists = File.Exists(GetConfigPath());
			if (configExists)
				ReadConfig();

			ensureSkinSelected();

			if (!configExists && enabled)
				SaveConfig();
		}

		public static string GetConfigPath()
		{
			return Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), CONFIG_FILE_NAME);
		}

		private static void ReadConfig()
		{
			if (!File.Exists(GetConfigPath()))
				return;

			JSONNode data;
			try
			{
				data = JSON.Parse(File.ReadAllText(GetConfigPath()));
			}
			catch (Exception e)
			{
				Shared.Log("Couldn't load CustomCosmeticLoader config!");
				Debug.LogException(e);
				return;
			}

			if (data[PROPERTY_ENABLED] != null)
				enabled = data[PROPERTY_ENABLED].AsBool;

			if (data[PROPERTY_CURRENT_SKIN] != null)
				currentSkin = data[PROPERTY_CURRENT_SKIN].Value;

			if (data[PROPERTY_SKIN_NAME_TO_HIJACK] != null)
				skinNameToHijack = data[PROPERTY_SKIN_NAME_TO_HIJACK].Value;

			if (data[PROPERTY_IN_MAIN_MENU] != null)
				inMainMenu = data[PROPERTY_IN_MAIN_MENU].AsBool;

			if (data[PROPERTY_IN_COSMETIC_MENU] != null)
				inCosmeticMenu = data[PROPERTY_IN_COSMETIC_MENU].AsBool;

			if (data[PROPERTY_IN_ALL_REPLAYS] != null)
				inAllReplays = data[PROPERTY_IN_ALL_REPLAYS].AsBool;

			if (data[PROPERTY_SHOW_SKIN_IDS] != null)
				showSkinIds = data[PROPERTY_SHOW_SKIN_IDS].AsBool;

			if (data[PROPERTY_OVERRIDE_REPLAY_COSMETICS] != null)
				overrideReplayCosmetics = data[PROPERTY_OVERRIDE_REPLAY_COSMETICS].AsBool;

			if (data[PROPERTY_OTHER_PLAYERS] != null)
			{
				JSONClass otherPlayersData = data[PROPERTY_OTHER_PLAYERS].AsObject;
				if (otherPlayersData != null)
				{
					foreach (KeyValuePair<string, JSONNode> node in otherPlayersData)
					{
						string nickname = node.Key;
						string skinName = node.Value.Value;
						if (skins.ContainsKey(skinName))
						{
							Shared.Log("Adding other player: " + nickname + " -> " + skinName);
							otherPlayers.Add(nickname, skinName);
						}
						else
						{
							Shared.Log("NOT adding other player " + nickname + ", skin " + skinName + " not found");
						}
					}
				}
			}
		}

		public static void SaveConfig()
		{
			JSONNode node = new JSONClass
			{
				{ PROPERTY_ENABLED, new JSONData(enabled) },
				{ PROPERTY_CURRENT_SKIN, currentSkin },
				{ PROPERTY_SKIN_NAME_TO_HIJACK, skinNameToHijack },
				{ PROPERTY_IN_MAIN_MENU, new JSONData(inMainMenu) },
				{ PROPERTY_IN_COSMETIC_MENU, new JSONData(inCosmeticMenu) },
				{ PROPERTY_IN_ALL_REPLAYS, new JSONData(inAllReplays) },
				{ PROPERTY_SHOW_SKIN_IDS, new JSONData(showSkinIds) },
				{ PROPERTY_OVERRIDE_REPLAY_COSMETICS, new JSONData(overrideReplayCosmetics) },
			};

			JSONNode otherPlayersData = new JSONClass();
			foreach (KeyValuePair<string, string> otherPlayer in otherPlayers)
				otherPlayersData.Add(otherPlayer.Key, otherPlayer.Value);

			node.Add(PROPERTY_OTHER_PLAYERS, otherPlayersData);

			File.WriteAllText(GetConfigPath(), JsonHelper.FormatJson(node.ToString(), "\t"));
		}

		public static void ensureSkinSelected()
		{
			if (currentSkin == null || !skins.ContainsKey(currentSkin))
			{
				if (skins.Count == 0)
				{
					Shared.Log("No custom skins found, disabling mod");
					enabled = false;
					return;
				}
				currentSkin = skins.Keys.ToList()[0];
			}
		}
	}
}