50 lines
1.8 KiB
Go
50 lines
1.8 KiB
Go
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package session
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import (
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"fmt"
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"github.com/df-mc/dragonfly/server/item/recipe"
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"github.com/df-mc/dragonfly/server/world"
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"github.com/sandertv/gophertunnel/minecraft/protocol"
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)
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// stonecutterInputSlot is the slot index of the input item in the stonecutter.
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const stonecutterInputSlot = 0x03
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// handleStonecutting handles a CraftRecipe stack request action made using a stonecutter.
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func (h *ItemStackRequestHandler) handleStonecutting(a *protocol.CraftRecipeStackRequestAction, s *Session, tx *world.Tx) error {
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craft, ok := s.recipes[a.RecipeNetworkID]
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if !ok {
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return fmt.Errorf("recipe with network id %v does not exist", a.RecipeNetworkID)
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}
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if _, shapeless := craft.(recipe.Shapeless); !shapeless {
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return fmt.Errorf("recipe with network id %v is not a shapeless recipe", a.RecipeNetworkID)
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}
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if craft.Block() != "stonecutter" {
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return fmt.Errorf("recipe with network id %v is not a stonecutter recipe", a.RecipeNetworkID)
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}
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timesCrafted := int(a.NumberOfCrafts)
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if timesCrafted < 1 {
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return fmt.Errorf("times crafted must be at least 1")
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}
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expectedInputs := craft.Input()
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input, _ := h.itemInSlot(protocol.StackRequestSlotInfo{
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Container: protocol.FullContainerName{ContainerID: protocol.ContainerStonecutterInput},
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Slot: stonecutterInputSlot,
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}, s, tx)
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if input.Count() < timesCrafted {
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return fmt.Errorf("input item count is less than number of crafts")
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}
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if !matchingStacks(input, expectedInputs[0]) {
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return fmt.Errorf("input item is not the same as expected input")
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}
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output := craft.Output()
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h.setItemInSlot(protocol.StackRequestSlotInfo{
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Container: protocol.FullContainerName{ContainerID: protocol.ContainerStonecutterInput},
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Slot: stonecutterInputSlot,
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}, input.Grow(-timesCrafted), s, tx)
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return h.createResults(s, tx, repeatStacks(output, timesCrafted)...)
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}
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