using Bobo.System.Maze.Bot.Interface;
using HightechICT.Amazeing.Client.Rest;
using Microsoft.Extensions.Logging;

namespace Bobo.System.Maze.Bot
{
    public class BumbBot : BaseBot
    {
        public BumbBot(AmazeingClient mazeClient, ILogger<BaseBot> logger) : base(mazeClient, logger)
        {  }

        public override async Task<int> Run(MazeInfo maze)
        {
            if (MazeClient == null)
                throw new ArgumentException(nameof(MazeClient));

            if (string.IsNullOrWhiteSpace(maze.Name))
                throw new ArgumentException(nameof(maze.Name));

            Random random = new Random();
            Logger.Log(LogLevel.Information, "Entering maze '{MazeName}'", maze.Name);
            PossibleActionsAndCurrentScore result = await MazeClient.EnterMaze(maze.Name);

            do
            {
                // select a way to go
                MoveAction[] moves = result.PossibleMoveActions.ToArray();
                MoveAction[] notExploredMoves = moves.Any(m => !m.HasBeenVisited) ? moves.Where(m => !m.HasBeenVisited).ToArray() : moves;

                if (moves.All(m => m.HasBeenVisited))
                {
                    Logger.Log(LogLevel.Debug, "All adjacent tiles have been visited! Selecting next path random.");
                }
                else
                {
                    Logger.Log(LogLevel.Debug, $"{string.Join(", ", notExploredMoves.Select(m => m.Direction.ToString()))} have not been visited, selecting next move.");
                }

                int selected = random.Next(notExploredMoves.Length - 1);
                MoveAction moveAction = notExploredMoves[selected];

                Logger.Log(LogLevel.Debug, $"Moving {moveAction.Direction}, I have {(!moveAction.HasBeenVisited ? "not" : string.Empty)} been here.");
                result = await MazeClient.Move(moveAction.Direction);
                Logger.Log(LogLevel.Debug, $"New tile has {(!result.CanExitMazeHere ? "no" : string.Empty)} exit.");

            } while (!result.CanExitMazeHere);

            await MazeClient.ExitMaze();

            Logger.Log(LogLevel.Information, $"Exited the maze!");

            return 0;
        }
    }
}