60 lines
1.4 KiB
Kotlin
60 lines
1.4 KiB
Kotlin
package net.shadowfacts.phycon.network.block.terminal
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import alexiil.mc.lib.attributes.item.ItemStackUtil
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import net.minecraft.inventory.SimpleInventory
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import net.minecraft.item.ItemStack
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import kotlin.math.min
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/**
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* @author shadowfacts
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*/
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class TerminalBufferInventory(size: Int): SimpleInventory(size) {
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enum class Mode {
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TO_NETWORK, FROM_NETWORK, UNASSIGNED
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}
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private val modes = Array(size) { Mode.UNASSIGNED }
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fun insertFromNetwork(stack: ItemStack): ItemStack {
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var remaining = stack.copy()
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for (slot in 0 until size()) {
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if (modes[slot] == Mode.TO_NETWORK) continue
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remaining = insertFromNetwork(stack, slot)
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if (remaining.isEmpty) {
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break
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}
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}
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return remaining
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}
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private fun insertFromNetwork(stack: ItemStack, slot: Int): ItemStack {
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val mode = modes[slot]
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if (mode == Mode.TO_NETWORK) return stack
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val current = getStack(slot)
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if (current.isEmpty) {
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setStack(slot, stack)
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modes[slot] = Mode.FROM_NETWORK
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return ItemStack.EMPTY
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} else if (ItemStackUtil.areEqualIgnoreAmounts(stack, current)) {
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val toTransfer = min(current.maxCount - current.count, stack.count)
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current.count += toTransfer
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stack.count -= toTransfer
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modes[slot] = Mode.FROM_NETWORK
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return stack
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} else {
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return stack
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}
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}
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override fun setStack(slot: Int, stack: ItemStack) {
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if (stack.isEmpty) {
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modes[slot] = Mode.UNASSIGNED
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}
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super.setStack(slot, stack)
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}
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}
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