internal void CheckPlayerInput(string playerInput, ref Player player) { // Convert string coordinates to array based coordinates. int[] convertedInput = ConvertPlayerInput(playerInput); // Check if ship is in board boundaries and if it's nearby any other ships. CheckingService checkingService = new CheckingService(); if (checkingService.CheckBoardBoundaries(convertedInput, ref player) == true && checkingService.CheckNearbyCells(convertedInput, ref player) == true) { BoardService boardService = new BoardService(); boardService.PlaceShipOnBoard(convertedInput, ref player); } else { Console.Write("Something went wrong:\n" + "- Did you use wrong coordinates?\n" + "- Did you placed your ship outside the board boundaries?\n" + "- Did you placed your ship near another already placed ship?\n\n"); } }