protected void FurnaceWindowChanged(object sender, WindowChangeEventArgs e, IWorld world)
{
if (Handling)
{
return;
}
var window = sender as FurnaceWindow;
var index = e.SlotIndex;
if (index >= FurnaceWindow.MainIndex)
{
return;
}
Handling = true;
e.Handled = true;
window[index] = e.Value;
var state = GetState(world, window.Coordinates);
state.Items[0] = window[0];
state.Items[1] = window[1];
state.Items[2] = window[2];
SetState(world, window.Coordinates, state);
Handling = true;
if (!TrackedFurnaces.ContainsKey(window.Coordinates))
{
TryInitializeFurnace(state, window.EventScheduler, world, window.Coordinates, window.ItemRepository);
}
Handling = false;
}
private void TryInitializeFurnace(FurnaceState state, EventScheduler scheduler, IWorld world,
Coordinates3D coords, IItemRepository itemRepository)
{
if (TrackedFurnaces.ContainsKey(coords))
{
return;
}
var inputStack = state.Items[FurnaceWindow.IngredientIndex];
var fuelStack = state.Items[FurnaceWindow.FuelIndex];
var outputStack = state.Items[FurnaceWindow.OutputIndex];
var input = itemRepository.GetItemProvider(inputStack.Id) as ISmeltableItem;
var fuel = itemRepository.GetItemProvider(fuelStack.Id) as IBurnableItem;
if (state.BurnTimeRemaining > 0)
{
if (state.CookTime == -1 && input != null &&
(outputStack.Empty || outputStack.CanMerge(input.SmeltingOutput)))
{
state.CookTime = 0;
SetState(world, coords, state);
}
var subject = new FurnaceEventSubject();
TrackedFurnaces[coords] = subject;
scheduler.ScheduleEvent("smelting", subject, TimeSpan.FromSeconds(1),
server => UpdateFurnace(server.Scheduler, world, coords, itemRepository));
return;
}
if (fuel != null && input != null) // We can maybe start
{
if (outputStack.Empty || outputStack.CanMerge(input.SmeltingOutput))
{
// We can definitely start
state.BurnTimeRemaining = state.BurnTimeTotal = (short)(fuel.BurnTime.TotalSeconds * 20);
state.CookTime = 0;
state.Items[FurnaceWindow.FuelIndex].Count--;
SetState(world, coords, state);
world.SetBlockId(coords, LitFurnaceBlock.BlockId);
var subject = new FurnaceEventSubject();
TrackedFurnaces[coords] = subject;
scheduler.ScheduleEvent("smelting", subject, TimeSpan.FromSeconds(1),
server => UpdateFurnace(server.Scheduler, world, coords, itemRepository));
}
}
}
private void UpdateFurnace(EventScheduler scheduler, IWorld world, Coordinates3D coords,
IItemRepository itemRepository)
{
if (TrackedFurnaces.ContainsKey(coords))
{
TrackedFurnaces.Remove(coords);
}
if (world.GetBlockId(coords) != BlockId && world.GetBlockId(coords) != LitFurnaceBlock.BlockId)
{
return;
}
var state = GetState(world, coords);
var inputStack = state.Items[FurnaceWindow.IngredientIndex];
var outputStack = state.Items[FurnaceWindow.OutputIndex];
var input = itemRepository.GetItemProvider(inputStack.Id) as ISmeltableItem;
// Update burn time
var burnTime = state.BurnTimeRemaining;
if (state.BurnTimeRemaining > 0)
{
state.BurnTimeRemaining -= 20; // ticks
if (state.BurnTimeRemaining <= 0)
{
state.BurnTimeRemaining = 0;
state.BurnTimeTotal = 0;
world.SetBlockId(coords, BlockId);
}
}
// Update cook time
if (state.CookTime < 200 && state.CookTime >= 0)
{
state.CookTime += 20; // ticks
if (state.CookTime >= 200)
{
state.CookTime = 200;
}
}
// Are we done cooking?
if (state.CookTime == 200 && burnTime > 0)
{
state.CookTime = -1;
if (input != null && (outputStack.Empty || outputStack.CanMerge(input.SmeltingOutput)))
{
if (outputStack.Empty)
{
outputStack = input.SmeltingOutput;
}
else if (outputStack.CanMerge(input.SmeltingOutput))
{
outputStack.Count += input.SmeltingOutput.Count;
}
state.Items[FurnaceWindow.OutputIndex] = outputStack;
state.Items[FurnaceWindow.IngredientIndex].Count--;
}
}
SetState(world, coords, state);
TryInitializeFurnace(state, scheduler, world, coords, itemRepository);
}