using FFXIVClassic_Lobby_Server.dataobjects;
using MySql.Data.MySqlClient;
using Dapper;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using FFXIVClassic_Lobby_Server.common;

namespace FFXIVClassic_Lobby_Server
{

    class Database
    {
        public static uint getUserIdFromSession(String sessionId)
        {
            uint id = 0;
            using (MySqlConnection conn = new MySqlConnection(String.Format("Server={0}; Port={1}; Database={2}; UID={3}; Password={4}", ConfigConstants.DATABASE_HOST, ConfigConstants.DATABASE_PORT, ConfigConstants.DATABASE_NAME, ConfigConstants.DATABASE_USERNAME, ConfigConstants.DATABASE_PASSWORD)))
            {
                try
                {
                    conn.Open();
                    MySqlCommand cmd = new MySqlCommand("SELECT * FROM sessions WHERE id = @sessionId AND expiration > NOW()", conn);
                    cmd.Parameters.AddWithValue("@sessionId", sessionId);
                    using (MySqlDataReader Reader = cmd.ExecuteReader())
                    {
                            while (Reader.Read())
                            {
                                id = Reader.GetUInt32("userId");
                            }                        
                    }
                }
                catch (MySqlException e)
                { Console.WriteLine(e); }
                finally
                {
                    conn.Dispose();
                }                
            }
            return id;
        }
     
        public static World getServer(uint serverId)
        {
            using (var conn = new MySqlConnection(String.Format("Server={0}; Port={1}; Database={2}; UID={3}; Password={4}", ConfigConstants.DATABASE_HOST, ConfigConstants.DATABASE_PORT, ConfigConstants.DATABASE_NAME, ConfigConstants.DATABASE_USERNAME, ConfigConstants.DATABASE_PASSWORD)))
            {
                World world = null;
                try
                {
                    conn.Open();
                    world = conn.Query<World>("SELECT * FROM servers WHERE id=@ServerId", new {ServerId = serverId}).SingleOrDefault();                  
                }
                catch (MySqlException e)
                {                    
                }
                finally
                {
                    conn.Dispose();
                }

                return world;
            }
        }    

        public static Character getCharacter(uint userId, uint charId)
        {
            using (var conn = new MySqlConnection(String.Format("Server={0}; Port={1}; Database={2}; UID={3}; Password={4}", ConfigConstants.DATABASE_HOST, ConfigConstants.DATABASE_PORT, ConfigConstants.DATABASE_NAME, ConfigConstants.DATABASE_USERNAME, ConfigConstants.DATABASE_PASSWORD)))
            {
                Character chara = null;
                try
                {
                    conn.Open();
                    chara = conn.Query<Character>("SELECT * FROM characters WHERE id=@CharaId and userId=@UserId", new { UserId = userId, CharaId = charId }).SingleOrDefault();
                }
                catch (MySqlException e)
                {
                }
                finally
                {
                    conn.Dispose();
                }

                return chara;
            }
        }

    }
}