AIsOfCatan.GameController.MoveRobber C# (CSharp) Method

MoveRobber() private method

Let a player move the robber to a new location and draw a random card from a player with a building on the tile If the agent moves the robber to a water tile or the tile that it was already on, nothing will happen If the agent tries to draw a card from a unaffected player, no cards will be drawn
private MoveRobber ( Player player, GameState gameState ) : void
player Player The player that must move the robber
gameState GameState The gamestate to send to the player
return void
        private void MoveRobber(Player player, GameState gameState)
        {
            int robberPosition = player.Agent.MoveRobber(gameState);
            if (board.GetTile(robberPosition).Terrain == Terrain.Water || robberPosition == board.GetRobberLocation())
            {
                Console.WriteLine("IAgent " + player.Agent.GetType().Name + " moved robber illegally");
                throw new AgentActionException("Agent " + player.Agent.GetType().Name + " moved robber illegally", true);
            }
            board = board.MoveRobber(robberPosition);

            Log(new MoveRobberLogEvent(player.Id, robberPosition));
            //Draw a card from an opponent
            var opponents = new List<int>();
            foreach (var piece in board.GetPieces(robberPosition))
            {
                if (piece.Player == player.Id) continue;
                if (opponents.Contains(piece.Player)) continue;
                opponents.Add(piece.Player);
            }
            if (opponents.Count == 0) return; //No opponents to draw from
            int choice = player.Agent.ChoosePlayerToDrawFrom(CurrentGamestate(), opponents.ToArray());

            if (!opponents.Contains(choice))
            {
                Console.WriteLine("IAgent " + player.Agent.GetType().Name + " chose an illegal player to draw from");
                return;
            }

            if (players[choice].Resources.Count == 0) return; //Nothing to take

            Log(new StealCardLogEvent(player.Id, choice));

            //Move a card from one player to another
            var position = shuffleRandom.Next(players[choice].Resources.Count);
            var toMove = players[choice].Resources[position];
            players[choice].Resources.RemoveAt(position);
            player.Resources.Add(toMove);
        }