using ASodium;
using Newtonsoft.Json;
using nksrv.LobbyServer;
using nksrv.StaticInfo;
using Swan.Logging;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static Google.Rpc.Context.AttributeContext.Types;

namespace nksrv.Utils
{
    public class AccessToken
    {
        public string Token = "";
        public long ExpirationTime;
        public ulong UserID;
    }
    public class FieldInfo
    {
        public List<NetFieldStageData> CompletedStages = [];
        public List<NetFieldObject> CompletedObjects = [];
    }

    public class Character
    {
        // TODO
        public int Csn = 0;
        public int Tid = 0;
        public int CostumeId = 0;

        public int Level = 1;
        public int UltimateLevel = 1;
        public int Skill1Lvl = 1;
        public int Skill2Lvl = 1;
        public int Grade = 0;
    }
    public class MainQuestData
    {
        public int TableId = 0;
        public bool IsReceieved = false;
    }

    public class UserPointData
    {
        public int UserLevel = 1;
        public int ExperiencePoint = 0;
    }

    public class ItemData
    {
        public int ItemType;
        public long Csn;
        public int Count;
        public int Level;
        public int Exp;
        public int Position;
        public int Corp;
        public long Isn;
    }
    public class EventData
    {
        public List<string> CompletedScenarios = new();
    }

    public class User
    {
        // User info
        public string Username = "";
        public string Password = "";
        public string PlayerName = "";
        public ulong ID;
        public long RegisterTime;
        public int LastNormalStageCleared;
        public int LastHardStageCleared;
        public string Nickname = "SomePlayer";
        public int ProfileIconId = 39900;
        public bool ProfileIconIsPrism = false;

        // Game data
        public List<string> CompletedScenarios = [];
        public Dictionary<string, FieldInfo> FieldInfo = [];
        public Dictionary<string, string> MapJson = [];
        public Dictionary<CurrencyType, long> Currency = new() {
            { CurrencyType.ContentStamina, 2 },
            { CurrencyType.CharPremiumTicket, 999999 }
        };

        public List<ItemData> Items = new();
        public List<Character> Characters = [];
        public NetWholeUserTeamData RepresentationTeamData = new();
        public Dictionary<int, ClearedTutorialData> ClearedTutorialData = [];
        public NetWallpaperData[] WallpaperList = [];
        public Dictionary<int, NetUserTeamData> UserTeams = new Dictionary<int, NetUserTeamData>();
        public Dictionary<int, bool> MainQuestData = new()
        {
            {1, false }
        };
        public int InfraCoreExp = 0;
        public int InfraCoreLvl = 1;
        public UserPointData userPointData = new();
        public DateTime LastLogin = DateTime.UtcNow;
        public DateTime BattleTime = DateTime.UtcNow;

        public NetOutpostBattleLevel OutpostBattleLevel = new() { Level = 1 };
        public int GachaTutorialPlayCount = 0;

        // Event data
        public Dictionary<int, EventData> EventInfo = new();

        public void SetQuest(int tid, bool recieved)
        {
            if (MainQuestData.ContainsKey(tid))
            {
                MainQuestData[tid] = recieved;
                return;
            }
            else
            {
                MainQuestData.Add(tid, recieved);
            }
        }

        public int GenerateUniqueItemId()
        {
            var num = Rng.RandomId();

            while (Items.Any(x => x.Isn == num))
            {
                num = Rng.RandomId();
            }

            return num;
        }
    }
    public class CoreInfo
    {
        public int DbVersion = 0;
        public List<User> Users = [];

        public List<AccessToken> LauncherAccessTokens = [];

        public Dictionary<string, GameClientInfo> GameClientTokens = [];
    }
    internal class JsonDb
    {
        public static CoreInfo Instance { get; internal set; }
        public static byte[] ServerPrivateKey = Convert.FromBase64String("FSUY8Ohd942n5LWAfxn6slK3YGwc8OqmyJoJup9nNos=");
        public static byte[] ServerPublicKey = Convert.FromBase64String("04hFDd1e/BOEF2h4b0MdkX2h6W5REeqyW+0r9+eSeh0="); // Note: change this in sodium

        static JsonDb()
        {
            if (!File.Exists(AppDomain.CurrentDomain.BaseDirectory + "/db.json"))
            {
                Logger.Warn("users: warning: configuration not found, writing default data");
                Instance = new CoreInfo();
                Save();
            }
            Logger.Info("Loaded db");


            var j = JsonConvert.DeserializeObject<CoreInfo>(File.ReadAllText(AppDomain.CurrentDomain.BaseDirectory + "/db.json"));
            if (j != null)
            {
                Instance = j;

                if (Instance.DbVersion == 0)
                {
                    Instance.DbVersion = 1;
                    // In older versions, field info key used chapter number, but now difficultly is appened.
                    Console.WriteLine("Starting database update...");

                    foreach (var user in Instance.Users)
                    {
                        foreach (var f in user.FieldInfo.ToList())
                        {
                            var isNumeric = int.TryParse(f.Key, out int n);
                            if (isNumeric)
                            {
                                var val = f.Value;
                                user.FieldInfo.Remove(f.Key);
                                user.FieldInfo.Add(n + "_Normal", val);
                            }
                        }
                    }
                    Console.WriteLine("Database update completed");
                }
                Save();
            }
            else
            {
                throw new Exception("Failed to read configuration json file");
            }
        }
        public static User? GetUser(ulong id)
        {
            return Instance.Users.Where(x => x.ID == id).FirstOrDefault();
        }
        public static void Save()
        {
            if (Instance != null)
            {
                File.WriteAllText(AppDomain.CurrentDomain.BaseDirectory + "/db.json", JsonConvert.SerializeObject(Instance, Formatting.Indented));
            }
        }
    }
}