public IEnumerable <Move> GetAvailableMovementActions(LocationId atLocationId, Models.World world)
{
foreach (var paths in AvailablePathsFactory.GetAvailablePaths(atLocationId, world))
{
var pathDistance = 1;
foreach (var path in paths)
{
if (path.Type == Models.PathType.West ||
path.Type == Models.PathType.East ||
path.Type == Models.PathType.North ||
path.Type == Models.PathType.South)
{
yield return(new Move(Convert(path.Type), pathDistance));
}
pathDistance++;
}
}
}
public IEnumerable <UsePortal> GetAvailablePortalActions(LocationId atLocationId, Models.World world)
{
foreach (var paths in AvailablePathsFactory.GetAvailablePaths(atLocationId, world))
{
foreach (var path in paths)
{
if (path.Type == Models.PathType.Portal)
{
yield return(new UsePortal(path.Id));
}
}
}
}
public abstract void Undo(Models.World world);
public abstract void Execute(Models.World world);
public IEnumerable <ClearObstacle> GetAvailableObstaclesToClear(LocationId atLocationId, Models.ObstacleType obstacleType, Models.World world)
{
var connectedPathIds = world.Paths
.Where(path => path.From == atLocationId)
.Select(path => path.Id);
return(world.Obstacles
.Where(obstacle => obstacle.Type == obstacleType && connectedPathIds.Any(pathId => obstacle.BlockedPathIds.Contains(pathId)))
.Select(obstacle => new ClearObstacle(obstacle.Id)));
}
public UndoContext(Models.World world)
{
this.World = world;
}
