public async Task Test_DataService_GetGridCoordinateByGridIdAsync()
{
IGridCoordinate gridCoordinate = await dataService.GetGridCoordinateByGridIdAsync(2);
Assert.AreEqual(5, gridCoordinate.MaxXCoordinate);
Assert.AreEqual(5, gridCoordinate.MaxYCoordinate);
}
public void Test_DataService_GetGridCoordinateByGridId()
{
IGridCoordinate gridCoordinate = dataService.GetGridCoordinateByGridId(2);
Assert.AreEqual(5, gridCoordinate.MaxXCoordinate);
Assert.AreEqual(5, gridCoordinate.MaxYCoordinate);
}
private void ForwardInstructionProcess(IPositionFinal positionFinal, IGridCoordinate gridCoordinate)
{
switch (positionFinal.FinalOrientation)
{
case 'N':
if (positionFinal.FinalYPosition + 1 > gridCoordinate.MaxYCoordinate)
{
positionFinal.Lost = true;
}
else
{
positionFinal.FinalYPosition += 1;
}
break;
case 'S':
if (positionFinal.FinalYPosition - 1 < 0)
{
positionFinal.Lost = true;
}
else
{
positionFinal.FinalYPosition -= 1;
}
break;
case 'E':
if (positionFinal.FinalXPosition + 1 > gridCoordinate.MaxXCoordinate)
{
positionFinal.Lost = true;
}
else
{
positionFinal.FinalXPosition += 1;
}
break;
case 'W':
if (positionFinal.FinalXPosition - 1 < 0)
{
positionFinal.Lost = true;
}
else
{
positionFinal.FinalXPosition -= 1;
}
break;
default:
break;
}
}
public IPositionFinal GetFinalPostion(int gridId, IPositionStarting positionStarting)
{
IGridCoordinate gridCoordinate = _dataService.GetGridCoordinateByGridId(gridId);
IPositionFinal positionFinal = new PositionFinal
{
FinalXPosition = positionStarting.StartingXPosition,
FinalYPosition = positionStarting.StartingYPosition,
FinalOrientation = positionStarting.Orientation,
Lost = false
};
char[] array = positionStarting.Instructions.ToCharArray();
foreach (char instruction in array)
{
if (positionFinal.Lost)
{
_dataService.SaveOffPosition(gridId, positionFinal);
break;
}
switch (instruction)
{
case 'L':
LeftInstructionProcess(positionFinal);
break;
case 'R':
RightInstructionProcess(positionFinal);
break;
case 'F':
if (!_dataService.IsOffPosition(gridId, positionFinal))
{
ForwardInstructionProcess(positionFinal, gridCoordinate);
}
break;
default:
break;
}
}
return(positionFinal);
}
public IGridIdentifer GetGridIdentifer(IGridCoordinate gridCoordinate)
{
int gridId = 0;
if (gridDictionary.Values.Count > 0)
{
gridId = gridDictionary.FirstOrDefault(
grid =>
grid.Value.MaxXCoordinate == gridCoordinate.MaxXCoordinate &&
grid.Value.MaxYCoordinate == gridCoordinate.MaxYCoordinate
).Key;
}
if (gridId == 0)
{
gridDictionary.Add(gridDictionary.Keys.Count() + 1, gridCoordinate);
gridId = gridDictionary.Keys.Count;
}
return(new GridIdentifer {
GridID = gridId
});
}
public async Task <IGridIdentifer> GetGridIdentiferAsync(IGridCoordinate gridCoordinate)
{
return(await _dataService.GetGridIdentiferAsync(gridCoordinate));
}
public IGridIdentifer GetGridIdentifer(IGridCoordinate gridCoordinate)
{
return(_dataService.GetGridIdentifer(gridCoordinate));
}
public async Task <IGridIdentifer> GetGridIdentiferAsync(IGridCoordinate gridCoordinate)
{
return(await Task.FromResult(GetGridIdentifer(gridCoordinate)));
}
/// <summary>
/// Find the nearest four points to a coordinate.
/// </summary>
/// <param name="coord">The reference coordinate.</param>
/// <param name="searchType">The type of search to perform. Bitwise "or-able".</param>
/// <returns>An array of the nearest four coordinates sorted by distance.</returns>
public GridNearestCoordinate[] FindNearestCoordinates(IGridCoordinate coord, GribNearestToSame searchType = GribNearestToSame.POINT)
{
return(this.FindNearestCoordinates(coord.Latitude, coord.Longitude, searchType));
}
