public IActionResult GetArea([FromBody] CalculatingSurfaceIncomeModel model)
{
if (!ModelState.IsValid)
{
throw new ArgumentException("ModelState is not valid.");
}
return(Ok(_surfaceAreasService.CalculateSurfaceAreas(model)));
}
public void IsAllowed_Map1x2_False()
{
var areaSurface = new AreaSurfaceCalculationService();
var model = new CalculatingSurfaceIncomeModel
{
Coordinates = new[] { 0, 0 },
Map = new[, ] {
{ "#", "#" }
}
};
Assert.AreEqual("The Operation can not be completed. The size of the map should be 2x2 and bigger.", areaSurface.CalculateSurfaceAreas(model));
}
public void SurfaceAreaOfWater_Map2x2_3()
{
var areaSurface = new AreaSurfaceCalculationService();
var model = new CalculatingSurfaceIncomeModel
{
Coordinates = new[] { 0, 0 },
Map = new[, ]
{
{ "O", "O" },
{ "#", "O" }
}
};
Assert.AreEqual("The given map has surface area of 3 square meters.", areaSurface.CalculateSurfaceAreas(model));
}
public void SurfaceAreaOfWater_Empty()
{
var areaSurface = new AreaSurfaceCalculationService();
var model = new CalculatingSurfaceIncomeModel
{
Coordinates = new[] { 0, 0 },
Map = new[, ]
{
{ "#", "#", "#", "#" },
{ "#", "#", "#", "#" },
{ "#", "#", "#", "#" },
{ "#", "#", "#", "#" }
}
};
Assert.AreEqual("The given map does not have surface area of water.", areaSurface.CalculateSurfaceAreas(model));
}
public string CalculateSurfaceAreas(CalculatingSurfaceIncomeModel model)
{
var border = new[] { model.Map.GetLength(0) - 1, model.Map.GetLength(1) - 1 };
var ignoreList = new List <int[]>();
var waterChunks = new List <int>();
if (model.Map.GetLength(0) < 2 || model.Map.GetLength(1) < 2)
{
return("The Operation can not be completed. The size of the map should be 2x2 and bigger.");
}
for (var y = model.Coordinates[0]; y <= model.Map.GetLength(0) - 1; y++)
{
for (var x = model.Coordinates[1]; x <= model.Map.GetLength(1) - 1; x++)
{
if (model.Map[y, x].Equals("O"))
{
var checker = FindElementsInListOfArrays(new[] { y, x }, ignoreList);
if (!checker)
{
ignoreList.Add(new[] { y, x });
}
if (y + 1 <= border[0])
{
if (model.Map[y + 1, x].Equals("O"))
{
checker = FindElementsInListOfArrays(new[] { y + 1, x }, ignoreList);
if (!checker)
{
ignoreList.Add(new[] { y + 1, x });
}
}
}
if (x + 1 <= border[1])
{
if (model.Map[y, x + 1].Equals("O"))
{
checker = FindElementsInListOfArrays(new[] { y, x + 1 }, ignoreList);
if (!checker)
{
ignoreList.Add(new[] { y, x + 1 });
}
}
}
if (x == border[1] && ignoreList.Count != 0 && model.Map[y, x].Equals("O"))
{
var isThereWaterBehind = CheckCoordsBehind(new[] { y, x }, ignoreList, border[1]);
if (!isThereWaterBehind)
{
ignoreList = SortListByMakingUniqueItemsOnly(ignoreList, waterChunks);
}
}
}
else if (y == border[0] && x == border[1])
{
ignoreList = SortListByMakingUniqueItemsOnly(ignoreList, waterChunks);
}
else if (x == border[1] && ignoreList.Count != 0)
{
var isThereWaterBehind = CheckCoordsBehind(new[] { y, x }, ignoreList, border[1]);
if (!isThereWaterBehind)
{
ignoreList = SortListByMakingUniqueItemsOnly(ignoreList, waterChunks);
}
}
}
}
string providedInformation;
if (waterChunks.Count == 0 || waterChunks[0] == 0)
{
providedInformation = "The given map does not have surface area of water.";
}
else
{
providedInformation = "The given map has surface area of " + string.Join(", ", waterChunks) + " square meters.";
}
return(providedInformation);
}