public static List <Order> OrderOrders(ProblemInput input, List <Drone> drones)
{
return(input.Orders.Select(_ => _.Clone()).Where(NotCompleted).OrderBy(order =>
{
Warehouse bestWarehouse = null;
Drone bestDrone = null;
var bestScore = double.MinValue;
foreach (var warehouse in input.Warehouses)
{
foreach (var drone in drones)
{
var score = GetScore(order, warehouse, drone, input);
if (score > bestScore)
{
bestDrone = drone;
bestWarehouse = warehouse;
bestScore = score;
}
}
}
// HandleOrder(bestWarehouse, bestDrone, order, input, output);
return bestScore;
//int numOfUsedDrones = 0;
//MatrixCoordinate coordinate = new MatrixCoordinate();
//foreach (var product in order.ProductsInOrder)
//{
// double dronesForProducts = (product.Value * input.Products[product.Key].Weight) / input.MaxDrownLoad;
// numOfUsedDrones += (int)Math.Ceiling(dronesForProducts);
// coordinate.CalcEucledianDistance(order.Coordinate);
//}
//return numOfUsedDrones;
}).ToList());
}
protected override ProblemOutput Solve(ProblemInput input)
{
List <Drone> drones = new List <Drone>();
for (int i = 0; i < input.NumberOfDrones; i++)
{
drones.Add(new Drone(i));
}
ProblemOutput output = new ProblemOutput();
foreach (var order in SolverHelper.OrderOrders(input, drones))
{
List <Drone> usedDrones = new List <Drone>();
foreach (var product in order.ProductsInOrder)
{
if (product.Value * input.Products[product.Key].Weight > input.MaxDrownLoad)
{
// throw new NotSupportedException();
break;
}
Drone selectedDrone = null;
Warehouse selectedWarehouse = null;
int minTime = int.MaxValue;
foreach (var warehouse in input.Warehouses)
{
// TODO: Handle drone can't load all items
if (warehouse.NumberOfItemsForProduct[product.Key] > product.Value)
{
foreach (var drone in drones)
{
var time = drone.CurrentTime +
Math.Ceiling(drone.CurrentPosition.CalcEucledianDistance(warehouse.Coordinate)) + 1 +
Math.Ceiling(warehouse.Coordinate.CalcEucledianDistance(order.Coordinate)) + 1;
if (time < minTime)
{
minTime = (int)time;
selectedDrone = drone;
selectedWarehouse = warehouse;
}
}
}
}
if (selectedDrone == null)
{
SolverHelper.CancelOrders(drones, output);
break;
}
else
{
var time = selectedDrone.CurrentTime +
Math.Ceiling(selectedDrone.CurrentPosition.CalcEucledianDistance(selectedWarehouse.Coordinate)) + 1 +
Math.Ceiling(selectedWarehouse.Coordinate.CalcEucledianDistance(order.Coordinate)) + 1;
int firstOrderTime = selectedDrone.CurrentTime;
int lastOrderTime = selectedDrone.CurrentTime - 1 - (int)Math.Ceiling(selectedWarehouse.Coordinate.CalcEucledianDistance(order.Coordinate));
selectedDrone.CurrentTime += (int)time;
selectedDrone.CurrentPosition = new MatrixCoordinate(0, 0);
output.Add(new Deliver(selectedDrone.Index, order.Index, product.Key, product.Value, firstOrderTime, lastOrderTime));
output.Add(new Unload(selectedDrone.Index, order.Index, product.Key, product.Value, lastOrderTime, selectedDrone.CurrentTime));
}
}
}
return(output);
}
