mc-beta-server/server/inventories/PlayerInventory.ts

107 lines
No EOL
3.2 KiB
TypeScript

import Inventory from "./Inventory";
import ItemStack from "./ItemStack";
import PacketSetSlot from "../packets/SetSlot";
import PacketWindowItems from "../packets/WindowItems";
import Player from "../entities/Player";
export default class PlayerInventory extends Inventory {
private player:Player;
public constructor(player:Player) {
super(44, "Player Inventory");
this.player = player;
}
sendUpdatedStacks(stackIdsChanged:Array<number>) {
let updateBuffer = Buffer.alloc(0);
for (const slotId of stackIdsChanged) {
const slotItem = this.itemStacks[slotId];
let buffer:Buffer;
if (slotItem == null) {
buffer = new PacketSetSlot(0, slotId, -1).writeData();
} else {
buffer = new PacketSetSlot(0, slotId, slotItem.itemID, slotItem.size, slotItem.damage).writeData();
}
updateBuffer = Buffer.concat([updateBuffer, buffer], updateBuffer.length + buffer.length);
}
if (updateBuffer.length > 0) {
this.player.mpClient?.send(updateBuffer);
}
}
addItemStack(itemStack:ItemStack) {
const itemStacksOfSameType:Array<ItemStack> = new Array<ItemStack>();
const itemStackIds:Array<number> = new Array<number>();
const stackIdsChanged:Array<number> = new Array<number>();
// Check bottom inventory row (hotbar) first.
let workingItemStack:ItemStack | null;
for (let slotId = 36; slotId <= 44; slotId++) {
if ((workingItemStack = this.itemStacks[slotId]) != null) {
itemStacksOfSameType.push(workingItemStack);
itemStackIds.push(slotId);
}
}
for (let slotId = 9; slotId <= 35; slotId++) {
if ((workingItemStack = this.itemStacks[slotId]) != null) {
itemStacksOfSameType.push(workingItemStack);
itemStackIds.push(slotId);
}
}
// Insert into existing stacks first.
for (let i = 0; i < itemStacksOfSameType.length; i++) {
const inventoryItemStack = itemStacksOfSameType[i];
// Exit early if we have nothing left
if (itemStack.size === 0) {
return this.sendUpdatedStacks(stackIdsChanged);
}
if (inventoryItemStack.itemID !== itemStack.itemID || inventoryItemStack.damage !== itemStack.damage) {
continue;
}
if (inventoryItemStack.insert(itemStack)) {
stackIdsChanged.push(itemStackIds[i]);
}
}
// Exit early if we have nothing left
if (itemStack.size === 0) {
return this.sendUpdatedStacks(stackIdsChanged);
}
for (let slotId = 36; slotId <= 44; slotId++) {
// Exit early if we have nothing left
if (itemStack.size === 0) {
return this.sendUpdatedStacks(stackIdsChanged);
}
if ((workingItemStack = this.itemStacks[slotId]) == null) {
const stack = this.itemStacks[slotId] = new ItemStack(itemStack.itemID, 0, itemStack.damage);
if (stack.insert(itemStack)) {
stackIdsChanged.push(slotId);
}
}
}
for (let slotId = 9; slotId <= 35; slotId++) {
// Exit early if we have nothing left
if (itemStack.size === 0) {
return this.sendUpdatedStacks(stackIdsChanged);
}
if ((workingItemStack = this.itemStacks[slotId]) == null) {
const stack = this.itemStacks[slotId] = new ItemStack(itemStack.itemID, 0, itemStack.damage);
if (stack.insert(itemStack)) {
stackIdsChanged.push(slotId);
}
}
}
this.sendUpdatedStacks(stackIdsChanged)
}
}