private void MakeResource(Resource resource, long desiredQuantity)
{
if (resource.Name == "ORE")
{
AddManufactured(resource.Name, desiredQuantity);
return;
}
ResourceReaction reaction = _reactionMap[resource.Name];
long surplusQuatity = surplusStore.Take(resource.Name);
long quantityToManufacture = desiredQuantity - surplusQuatity;
long multiple = (long)Math.Ceiling((double)quantityToManufacture / (double)reaction.outputResource.Count);
foreach (var input in reaction.inputResources)
{
long resourceCount = multiple * input.Count;
if (!surplusStore.TryTake(input.Name, resourceCount))
{
MakeResource(input, resourceCount);
}
}
long produced = reaction.outputResource.Count * multiple;
long surplusCount = produced - quantityToManufacture;
surplusStore.Add(resource.Name, surplusCount);
AddManufactured(resource.Name, quantityToManufacture);
}
public void ParseInput()
{
List <string> lines = _input.Split("\n").ToList();
foreach (var line in lines)
{
ResourceReaction reaction = new ResourceReaction(line);
Resources[reaction.outputResource.Name] = reaction;
}
}
public void ShouldParseOutputForReactionCorrectly(int lineNumber, string resourceName, int resourceCount)
{
// Arrange
string firstLine = File.ReadAllLines(@"Inputs\Day14Example1Input.txt")[lineNumber];
string expectedName = resourceName;
int expectedCount = resourceCount;
// Act
ResourceReaction reaction = new ResourceReaction(firstLine);
string actualName = reaction.outputResource.Name;
int actualCount = reaction.outputResource.Count;
// Assert
Assert.Equal(expectedName, actualName);
Assert.Equal(expectedCount, actualCount);
}
