/JTacticalSim.Service/TileService.cs

using System;
using System.Configuration;
using System.Threading.Tasks;
using System.Collections.Generic;
using System.Linq;
using System.Transactions;
using System.ServiceModel;
using JTacticalSim.API;
using JTacticalSim.API.Component;
using JTacticalSim.API.Data;
using JTacticalSim.API.InfoObjects;
using JTacticalSim.API.Service;
using JTacticalSim.Component.Battle;
using JTacticalSim.Service;
using JTacticalSim.Utility;
using JTacticalSim.DataContext;
using JTacticalSim.DataContext.Repository;
using ctxUtil = JTacticalSim.DataContext.Utility;
using JTacticalSim.Component.GameBoard;
using JTacticalSim.World;

namespace JTacticalSim.Service
{
	[ServiceBehavior]
	public sealed class TileService : BaseGameService, ITileService
	{
		static readonly object padlock = new object();

		private static volatile ITileService _instance = null;
		public static ITileService Instance
		{
			get
			{
				if (_instance == null)
				{
					lock (padlock)
						if (_instance == null) _instance = new TileService();
				}

				return _instance;
			}
		}

		// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

		private TileService()
		{}


#region Service Methods

		[OperationBehavior]
		public IEnumerable<ITile> GetTiles()
		{
			return ComponentRepository.GetTiles().Select(t => t.ToComponent());
		}

		[OperationBehavior]
		public IServiceResult<ITile> SaveTiles(List<ITile> tiles)
		{
			return ComponentRepository.SaveTiles(tiles);
		}

		[OperationBehavior]
		public IServiceResult<ITile> RemoveTiles(List<ITile> tiles)
		{
			return ComponentRepository.RemoveTiles(tiles);
		}

		[OperationBehavior]
		public IServiceResult<ITile> UpdateTiles(List<ITile> tiles)
		{
			return ComponentRepository.UpdateTiles(tiles);
		}

	// Other

		[OperationBehavior]
		public ICoordinate CreateCoordinate(int X, int Y, int Z)
		{
			return new Coordinate(X, Y, Z);
		}

		[OperationBehavior]
		public ICoordinate CreateCoordinateForDirection(ICoordinate location, Direction direction, int distance)
		{
			switch (direction)
			{
				case Direction.NORTH:
					return new Coordinate(location.X, location.Y - distance, 0);
				case Direction.SOUTH:
					return new Coordinate(location.X, location.Y + distance, 0);
				case Direction.EAST:
					return new Coordinate(location.X + distance, location.Y, 0);
				case Direction.WEST:
					return new Coordinate(location.X - distance, location.Y, 0);
				case Direction.NORTHWEST:
					return new Coordinate(location.X - distance, location.Y - distance, 0);
				case Direction.NORTHEAST:
					return new Coordinate(location.X + distance, location.Y - distance, 0);
				case Direction.SOUTHWEST:
					return new Coordinate(location.X - distance, location.Y + distance, 0);
				case Direction.SOUTHEAST:
					return new Coordinate(location.X + distance, location.Y + distance, 0);
				default:
					return null;
			}
		}

		[OperationBehavior]
		public IUnitStack GetCurrentStack(IMoveableComponent component)
		{
			var tile = component.GetNode().DefaultTile();
			var retVal = tile.GetCountryComponentStack(component.Country);
			return retVal;
		}

#endregion


	}
}