64 lines
2.0 KiB
Kotlin
64 lines
2.0 KiB
Kotlin
package net.shadowfacts.autoswap
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import net.fabricmc.api.ModInitializer
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import net.minecraft.client.network.packet.EntityEquipmentUpdateS2CPacket
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import net.minecraft.client.network.packet.ItemPickupAnimationS2CPacket
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import net.minecraft.entity.EquipmentSlot
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import net.minecraft.entity.player.PlayerEntity
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import net.minecraft.entity.player.PlayerInventory
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import net.minecraft.item.ItemStack
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import net.minecraft.server.network.ServerPlayerEntity
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import net.minecraft.util.Hand
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import net.minecraft.util.math.BlockPos
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/**
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* @author shadowfacts
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*/
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object AutoSwap: ModInitializer {
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override fun onInitialize() {
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}
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fun endBreakBlock(playerInv: PlayerInventory, heldStackAtBeginningOfBreak: ItemStack) {
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val currentlySelected = playerInv.mainHandStack
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if (currentlySelected.isEmpty && !heldStackAtBeginningOfBreak.isEmpty) {
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val index = playerInv.main.indexOfFirst {
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ItemStack.areItemsEqualIgnoreDamage(heldStackAtBeginningOfBreak, it)
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}
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if (index >= 0) {
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playerInv.swapSlotWithHotbar(index)
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}
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}
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}
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fun afterUseOnBlock(player: ServerPlayerEntity, playerInv: PlayerInventory, heldStackBeforeUse: ItemStack, hand: Hand) {
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val heldStack = player.getStackInHand(hand)
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if (!player.isCreative && heldStack.isEmpty) {
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val index = playerInv.main.indexOfFirst {
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ItemStack.areItemsEqualIgnoreDamage(heldStackBeforeUse, it)
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}
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if (index >= 0) {
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val newStack = playerInv.removeInvStack(index)
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player.setStackInHand(hand, newStack)
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val slot = when (hand) {
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Hand.MAIN_HAND -> EquipmentSlot.MAINHAND
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Hand.OFF_HAND -> EquipmentSlot.OFFHAND
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}
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player.networkHandler.sendPacket(EntityEquipmentUpdateS2CPacket(player.entityId, slot, newStack))
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}
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}
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}
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fun afterAttack(playerInv: PlayerInventory, heldStackBeforeAttack: ItemStack) {
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val heldStack = playerInv.mainHandStack
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if (!heldStackBeforeAttack.isEmpty && heldStack.isEmpty) {
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val index = playerInv.main.indexOfFirst {
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ItemStack.areItemsEqualIgnoreDamage(heldStackBeforeAttack, it)
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}
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if (index >= 0) {
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playerInv.swapSlotWithHotbar(index)
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}
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}
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}
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} |