namespace Engine
{
    public class Game
    {
        public Player player;

        public Game()
        {

            player = new Player(10, 10, 20, 0, 1);
            player.inventory.Add(World.ItemByID(World.ITEM_ID_RUSTY_SWORD));
            MoveTo(World.LocationByID(World.LOCATION_ID_HOME));

        }

        private void moveNorth()
        {
            MoveTo(player.currentLocation.locToNorth);
        }
        private void moveSouth()
        {
            MoveTo(player.currentLocation.locToSouth);
        }

        private void moveWest()
        {
            MoveTo(player.currentLocation.locToWest);
        }

        private void moveEast()
        {
            MoveTo(player.currentLocation.locToEast);
        }

        public void MoveTo(Location newLocation)
        {
            if (newLocation.locationKey != null)
            {
                bool playerHasRequiredItem = false;

                foreach (Item item in player.inventory)  //Thorws null reference unhandled
                {
                    if (item.id == newLocation.locationKey.id)
                    {
                        playerHasRequiredItem = true;
                        break;
                    }
                }
                if (!playerHasRequiredItem)
                {
                    Console.WriteLine("You must have {0} to enter this location", newLocation.locationKey.name);
                    return;
                }
            }
            player.currentLocation = newLocation;
            GetDesc();
            GetDirections( player.currentLocation);

        }

        public void GetDesc()
        {
            Console.WriteLine(player.currentLocation.description);
        }

        public void GetDirections(Location thisLocation)
        {
            thisLocation = player.currentLocation;

            Console.WriteLine("Directions:");
            if (thisLocation.locToNorth != null)
            {
                Console.WriteLine(" N ");
            }
            if (thisLocation.locToSouth != null)
            {
                Console.WriteLine(" S ");
            }
            if (thisLocation.locToWest != null)
            {
                Console.WriteLine(" W ");
            }
            if (thisLocation.locToEast != null)
            {
                Console.WriteLine(" E ");
            }
        }



        public Dictionary<string, Func<Location>> commands = new Dictionary<string, Func<Location>>();  //trying to pretty up my old commands code which I'll post below

        public void GetCommand()
        {
            commands.Add("move", (Func<Location>)MoveTo(player.newLocation));
        }

   /*     public void Commands()
        {
            List<string> command = new List<string>();
            command.AddRange(Console.ReadLine().Split(' '));
            Console.WriteLine("\n");

            if (command.Count == 0)
            {
                Console.WriteLine("Please enter a valid command");
            }

            if (command.Count >= 1)
            {
                switch (command[0])
                {
                    case "move":
                        if (command.Count == 1)
                        {
                            Console.WriteLine("Command: Move (direction)");
                        }

                        if (command.Count == 2)
                        {
                            if (command[1] == "n" && player.currentLocation.locToNorth != null)
                            {
                                moveNorth();
                                command.Clear();

                            }

                            else if (command[1] == "s" && player.currentLocation.locToSouth != null)
                            {
                                moveSouth();
                                command.Clear();
                            }

                            else if (command[1] == "w" && player.currentLocation.locToWest != null)
                            {
                                moveWest();
                                command.Clear();
                            }

                            else if (command[1] == "e" && player.currentLocation.locToEast != null)
                            {
                                moveEast();
                                command.Clear();
                            }
                            else
                            {
                                Console.WriteLine("Invalid direction. The valid directions are: ");
                                GetDirections(player.currentLocation);
                            }
                        }

                        break;
                    case "attack":
                        if (command.Count == 1)
                        {
                            Console.WriteLine("Invalid target");
                        }
                        else
                        {
                            Console.WriteLine("You attack.");
                        }
                        break;
                    case "quaff":
                        if (command.Count == 1)
                        {
                            Console.WriteLine("Which potion?");
                        }
                        else
                        {
                            Console.WriteLine("You potion.");
                        }
                        break;
                    case "quit":
                        {
                            Console.WriteLine("You have quit.");
                            Environment.Exit(0);
                            break;
                        }
                    case "stats":
                        Console.WriteLine("Health {0}/{1} Gold: {2} XP: {3} level: {4}", player.currentHp, player.maxHp, player.gold, player.xp, player.level);
                        break;
                    case "inventory":
                        Console.WriteLine("Player Inventory\n****************");
                        foreach (Item item in player.inventory)
                        {
                            Console.WriteLine(item.name + "\n");
                        }
                        break;
                    case "quests":
                        Console.WriteLine("Player Quests\n*************");
                        break;
                    case "givexp":
                        if (command.Count == 1)
                        {
                            Console.WriteLine("givexp PLAYER XPVALUE");
                        }
                        else if (command.Count == 2)
                        {
                            Console.WriteLine("enter a valid xp ammount");
                        }
                        else
                        {
                            player.xp = Int32.Parse(command[2]);
                        }
                        break;
                }
            }
        }

 */
    }
}