Files
NeoComputers/src/main/kotlin/org/neoflock/neocomputers/utils/GenericContainer.kt
2026-04-15 20:57:59 +02:00

141 lines
4.5 KiB
Kotlin

package org.neoflock.neocomputers.utils
// based off the ImplementedContainer of https://docs.fabricmc.net/develop/blocks/block-containers
import net.minecraft.client.gui.GuiGraphics
import net.minecraft.client.gui.screens.inventory.AbstractContainerScreen
import net.minecraft.world.Container;
import net.minecraft.core.NonNullList;
import net.minecraft.network.chat.Component
import net.minecraft.resources.ResourceLocation
import net.minecraft.server.packs.resources.Resource
import net.minecraft.world.ContainerHelper
import net.minecraft.world.entity.player.Inventory
import net.minecraft.world.entity.player.Player
import net.minecraft.world.inventory.AbstractContainerMenu
import net.minecraft.world.inventory.MenuType
import net.minecraft.world.inventory.Slot
import net.minecraft.world.item.ItemStack
// Common container interface, assumes the entire purpose is purely raw item storage
interface GenericContainer : Container {
fun getItems(): NonNullList<ItemStack>
override fun getContainerSize(): Int {
return getItems().size
}
override fun isEmpty(): Boolean {
return getItems().all { it.isEmpty }
}
override fun getItem(i: Int): ItemStack {
return getItems()[i]
}
override fun removeItem(slot: Int, count: Int): ItemStack {
val res = ContainerHelper.removeItem(getItems(), slot, count)
if (!res.isEmpty) setChanged()
return res
}
override fun setItem(slot: Int, itemStack: ItemStack) {
getItems()[slot] = itemStack
// in case of bullshit
if(itemStack.count > itemStack.maxStackSize) {
// rip items
itemStack.count = itemStack.maxStackSize
}
}
override fun removeItemNoUpdate(i: Int): ItemStack {
return ContainerHelper.takeItem(getItems(), i)
}
override fun clearContent() {
getItems().clear()
}
}
abstract class GenericContainerMenu(menuType: MenuType<*>, id: Int, var container: Container): AbstractContainerMenu(menuType, id) {
fun addInventorySlots(inventory: Inventory, x: Int, y: Int) {
// Based off the code in ChestMenu
for (i in 0..2) {
for (j in 0..8) {
this.addSlot(Slot(inventory, j + i * 9 + 9, 8 + j * 18, 84 + i * 18))
}
}
addInventoryHotbar(inventory, x, y + 3 * 18 + 4)
}
fun addInventoryHotbar(inventory: Inventory, x: Int, y: Int) {
for (i in 0..8) {
this.addSlot(Slot(inventory, i, x + i * 18, y))
}
}
// taken from https://docs.fabricmc.net/develop/blocks/container-menus
override fun quickMoveStack(player: Player, i: Int): ItemStack? {
val slot = slots[i]
if(!slot.hasItem()) return ItemStack.EMPTY
val stack = slot.item
val copied = stack.copy()
val contSize = container.containerSize
if(i < contSize) {
if(!this.moveItemStackTo(stack, contSize, slots.size, true)) {
return ItemStack.EMPTY
}
} else if(!this.moveItemStackTo(stack, 0, contSize, false)) {
return ItemStack.EMPTY
}
if(stack.isEmpty) {
slot.setByPlayer(ItemStack.EMPTY)
} else {
slot.setChanged()
}
return copied
}
override fun stillValid(player: Player): Boolean {
return container.stillValid(player)
}
}
abstract class GenericContainerScreen<T: GenericContainerMenu>(menu: T, inventory: Inventory, component: Component): AbstractContainerScreen<T>(menu, inventory, component) {
open fun shouldCenterTitle() = true
open fun shouldRenderTooltip() = true
open fun findMenuTexture(): ResourceLocation? = null
val imageX: Int
get() = (width - imageWidth) / 2
val imageY: Int
get() = (height - imageHeight) / 2
override fun init() {
super.init()
if(shouldCenterTitle()) this.titleLabelX = (this.imageWidth - this.font.width(this.title)) / 2
}
override fun renderBg(guiGraphics: GuiGraphics, f: Float, i: Int, j: Int) {
val menuTex = findMenuTexture()
if(menuTex != null) {
val cx = (width - imageWidth) / 2
val cy = (height - imageHeight) / 2
guiGraphics.blit(menuTex, imageX, imageY, 0, 0, imageWidth, imageHeight)
}
}
override fun render(graphics: GuiGraphics, mouseX: Int, mouseY: Int, something: Float) {
super.render(graphics, mouseX, mouseY, something)
if(shouldRenderTooltip()) super.renderTooltip(graphics, mouseX, mouseY)
}
}