1159 lines
40 KiB
TypeScript
1159 lines
40 KiB
TypeScript
import { inject, injectable } from "tsyringe";
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import { HandbookHelper } from "@spt-aki/helpers/HandbookHelper";
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import { IPmcData } from "@spt-aki/models/eft/common/IPmcData";
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import { InsuredItem } from "@spt-aki/models/eft/common/tables/IBotBase";
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import { Item, Location, Repairable } from "@spt-aki/models/eft/common/tables/IItem";
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import { IStaticAmmoDetails } from "@spt-aki/models/eft/common/tables/ILootBase";
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import { ITemplateItem } from "@spt-aki/models/eft/common/tables/ITemplateItem";
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import { BaseClasses } from "@spt-aki/models/enums/BaseClasses";
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import { ILogger } from "@spt-aki/models/spt/utils/ILogger";
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import { DatabaseServer } from "@spt-aki/servers/DatabaseServer";
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import { ItemBaseClassService } from "@spt-aki/services/ItemBaseClassService";
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import { ItemFilterService } from "@spt-aki/services/ItemFilterService";
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import { LocaleService } from "@spt-aki/services/LocaleService";
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import { LocalisationService } from "@spt-aki/services/LocalisationService";
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import { HashUtil } from "@spt-aki/utils/HashUtil";
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import { JsonUtil } from "@spt-aki/utils/JsonUtil";
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import { MathUtil } from "@spt-aki/utils/MathUtil";
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import { ObjectId } from "@spt-aki/utils/ObjectId";
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import { ProbabilityObject, ProbabilityObjectArray, RandomUtil } from "@spt-aki/utils/RandomUtil";
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@injectable()
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class ItemHelper
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{
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protected readonly defaultInvalidBaseTypes: string[] = [
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BaseClasses.LOOT_CONTAINER,
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BaseClasses.MOB_CONTAINER,
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BaseClasses.STASH,
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BaseClasses.SORTING_TABLE,
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BaseClasses.INVENTORY,
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BaseClasses.STATIONARY_CONTAINER,
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BaseClasses.POCKETS,
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];
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constructor(
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@inject("WinstonLogger") protected logger: ILogger,
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@inject("HashUtil") protected hashUtil: HashUtil,
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@inject("JsonUtil") protected jsonUtil: JsonUtil,
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@inject("RandomUtil") protected randomUtil: RandomUtil,
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@inject("ObjectId") protected objectId: ObjectId,
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@inject("MathUtil") protected mathUtil: MathUtil,
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@inject("DatabaseServer") protected databaseServer: DatabaseServer,
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@inject("HandbookHelper") protected handbookHelper: HandbookHelper,
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@inject("ItemBaseClassService") protected itemBaseClassService: ItemBaseClassService,
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@inject("ItemFilterService") protected itemFilterService: ItemFilterService,
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@inject("LocalisationService") protected localisationService: LocalisationService,
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@inject("LocaleService") protected localeService: LocaleService,
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)
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{}
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/**
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* Checks if an id is a valid item. Valid meaning that it's an item that be stored in stash
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* @param {string} tpl the template id / tpl
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* @returns boolean; true for items that may be in player possession and not quest items
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*/
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public isValidItem(tpl: string, invalidBaseTypes: string[] = null): boolean
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{
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if (invalidBaseTypes === null)
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{
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invalidBaseTypes = this.defaultInvalidBaseTypes;
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}
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const itemDetails = this.getItem(tpl);
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if (!itemDetails[0])
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{
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return false;
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}
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// Is item valid
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return !itemDetails[1]._props.QuestItem
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&& itemDetails[1]._type === "Item"
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&& invalidBaseTypes.every((x) => !this.isOfBaseclass(tpl, x))
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&& this.getItemPrice(tpl) > 0
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&& !this.itemFilterService.isItemBlacklisted(tpl);
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}
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/**
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* Check if the tpl / template Id provided is a descendent of the baseclass
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*
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* @param {string} tpl the item template id to check
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* @param {string} baseClassTpl the baseclass to check for
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* @return {boolean} is the tpl a descendent?
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*/
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public isOfBaseclass(tpl: string, baseClassTpl: string): boolean
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{
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return this.itemBaseClassService.itemHasBaseClass(tpl, [baseClassTpl]);
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}
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/**
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* Check if item has any of the supplied base classes
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* @param tpl Item to check base classes of
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* @param baseClassTpls base classes to check for
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* @returns true if any supplied base classes match
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*/
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public isOfBaseclasses(tpl: string, baseClassTpls: string[]): boolean
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{
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return this.itemBaseClassService.itemHasBaseClass(tpl, baseClassTpls);
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}
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/**
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* Returns the item price based on the handbook or as a fallback from the prices.json if the item is not
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* found in the handbook. If the price can't be found at all return 0
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* @param tpl Item to look price up of
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* @returns Price in roubles
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*/
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public getItemPrice(tpl: string): number
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{
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const handbookPrice = this.getStaticItemPrice(tpl);
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if (handbookPrice >= 1)
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{
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return handbookPrice;
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}
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const dynamicPrice = this.getDynamicItemPrice(tpl);
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if (dynamicPrice)
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{
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return dynamicPrice;
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}
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return 0;
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}
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/**
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* Returns the item price based on the handbook or as a fallback from the prices.json if the item is not
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* found in the handbook. If the price can't be found at all return 0
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* @param tpl Item to look price up of
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* @returns Price in roubles
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*/
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public getItemMaxPrice(tpl: string): number
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{
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const staticPrice = this.getStaticItemPrice(tpl);
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const dynamicPrice = this.getDynamicItemPrice(tpl);
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return Math.max(staticPrice, dynamicPrice);
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}
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/**
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* Get the static (handbook) price in roubles for an item by tpl
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* @param tpl Items tpl id to look up price
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* @returns Price in roubles (0 if not found)
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*/
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public getStaticItemPrice(tpl: string): number
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{
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const handbookPrice = this.handbookHelper.getTemplatePrice(tpl);
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if (handbookPrice >= 1)
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{
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return handbookPrice;
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}
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return 0;
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}
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/**
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* Get the dynamic (flea) price in roubles for an item by tpl
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* @param tpl Items tpl id to look up price
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* @returns Price in roubles (undefined if not found)
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*/
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public getDynamicItemPrice(tpl: string): number
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{
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const dynamicPrice = this.databaseServer.getTables().templates.prices[tpl];
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if (dynamicPrice)
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{
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return dynamicPrice;
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}
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return 0;
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}
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/**
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* Update items upd.StackObjectsCount to be 1 if its upd is missing or StackObjectsCount is undefined
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* @param item Item to update
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* @returns Fixed item
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*/
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public fixItemStackCount(item: Item): Item
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{
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if (item.upd === undefined)
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{
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item.upd = { StackObjectsCount: 1 };
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}
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if (item.upd.StackObjectsCount === undefined)
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{
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item.upd.StackObjectsCount = 1;
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}
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return item;
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}
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/**
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* AmmoBoxes contain StackSlots which need to be filled for the AmmoBox to have content.
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* Here's what a filled AmmoBox looks like:
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* {
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* "_id": "b1bbe982daa00ac841d4ae4d",
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* "_tpl": "57372c89245977685d4159b1",
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* "parentId": "5fe49a0e2694b0755a504876",
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* "slotId": "hideout",
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* "location": {
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* "x": 3,
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* "y": 4,
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* "r": 0
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* },
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* "upd": {
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* "StackObjectsCount": 1
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* }
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* },
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* {
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* "_id": "b997b4117199033afd274a06",
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* "_tpl": "56dff061d2720bb5668b4567",
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* "parentId": "b1bbe982daa00ac841d4ae4d",
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* "slotId": "cartridges",
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* "location": 0,
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* "upd": {
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* "StackObjectsCount": 30
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* }
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* }
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* Given the AmmoBox Item (first object) this function generates the StackSlot (second object) and returns it.
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* StackSlots are only used for AmmoBoxes which only have one element in StackSlots. However, it seems to be generic
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* to possibly also have more than one StackSlot. As good as possible, without seeing items having more than one
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* StackSlot, this function takes account of this and creates and returns an array of StackSlotItems
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*
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* @param {object} item The item template of the AmmoBox as given in items.json
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* @param {string} parentId The id of the AmmoBox instance these StackSlotItems should be children of
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* @returns {array} The array of StackSlotItems
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*/
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public generateItemsFromStackSlot(item: ITemplateItem, parentId: string): Item[]
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{
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const stackSlotItems: Item[] = [];
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// This is a AmmoBox or something other with Stackslots (nothing exists yet besides AmmoBoxes afaik)
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for (const stackSlot of item._props.StackSlots)
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{
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const slotId = stackSlot._name;
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const count = stackSlot._max_count;
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// those are all arrays. For AmmoBoxes it's only one element each so we take 0 hardcoded
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// not sure if at any point there will be more than one element - but what so take then?
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const ammoTpl = stackSlot._props.filters[0].Filter[0];
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if (ammoTpl)
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{
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const stackSlotItem: Item = {
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_id: this.hashUtil.generate(),
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_tpl: ammoTpl,
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parentId: parentId,
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slotId: slotId,
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location: 0,
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upd: { StackObjectsCount: count },
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};
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stackSlotItems.push(stackSlotItem);
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}
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else
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{
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this.logger.warning(`No ids found in Filter for StackSlot ${slotId} of Item ${item._id}.`);
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}
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}
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return stackSlotItems;
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}
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/**
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* Get cloned copy of all item data from items.json
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* @returns array of ITemplateItem objects
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*/
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public getItems(): ITemplateItem[]
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{
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return this.jsonUtil.clone(Object.values(this.databaseServer.getTables().templates.items));
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}
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/**
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* Gets item data from items.json
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* @param tpl items template id to look up
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* @returns bool - is valid + template item object as array
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*/
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public getItem(tpl: string): [boolean, ITemplateItem]
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{
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// -> Gets item from <input: _tpl>
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if (tpl in this.databaseServer.getTables().templates.items)
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{
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return [true, this.databaseServer.getTables().templates.items[tpl]];
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}
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return [false, undefined];
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}
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public isItemInDb(tpl: string): boolean
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{
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const itemDetails = this.getItem(tpl);
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return itemDetails[0];
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}
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/**
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* get normalized value (0-1) based on item condition
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* @param item
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* @returns number between 0 and 1
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*/
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public getItemQualityModifier(item: Item): number
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{
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// Default to 100%
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let result = 1;
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if (item.upd)
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{
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const medkit = (item.upd.MedKit) ? item.upd.MedKit : null;
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const repairable = (item.upd.Repairable) ? item.upd.Repairable : null;
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const foodDrink = (item.upd.FoodDrink) ? item.upd.FoodDrink : null;
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const key = (item.upd.Key) ? item.upd.Key : null;
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const resource = (item.upd.Resource) ? item.upd.Resource : null;
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const repairKit = (item.upd.RepairKit) ? item.upd.RepairKit : null;
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const itemDetails = this.getItem(item._tpl)[1];
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if (medkit)
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{
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// Meds
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result = medkit.HpResource / itemDetails._props.MaxHpResource;
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}
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else if (repairable)
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{
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result = this.getRepairableItemQualityValue(itemDetails, repairable, item);
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}
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else if (foodDrink)
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{
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// food & drink
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result = foodDrink.HpPercent / itemDetails._props.MaxResource;
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}
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else if (key && key.NumberOfUsages > 0)
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{
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// keys - keys count upwards, not down like everything else
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const maxNumOfUsages = itemDetails._props.MaximumNumberOfUsage;
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result = (maxNumOfUsages - key.NumberOfUsages) / maxNumOfUsages;
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}
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else if (resource && resource.UnitsConsumed > 0)
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{
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// Things like fuel tank
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result = resource.Value / itemDetails._props.MaxResource;
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}
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else if (repairKit)
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{
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// Repair kits
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result = repairKit.Resource / itemDetails._props.MaxRepairResource;
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}
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if (result === 0)
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{
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// make item non-zero but still very low
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result = 0.01;
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}
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}
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return result;
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}
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/**
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* Get a quality value based on a repairable items (weapon/armor) current state between current and max durability
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* @param itemDetails Db details for item we want quality value for
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* @param repairable Repairable properties
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* @param item Item quality value is for
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* @returns A number between 0 and 1
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*/
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protected getRepairableItemQualityValue(itemDetails: ITemplateItem, repairable: Repairable, item: Item): number
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{
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// Edge case, max durability is below durability
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if (repairable.Durability > repairable.MaxDurability)
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{
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this.logger.warning(
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`Max durability: ${repairable.MaxDurability} for item id: ${item._id} was below Durability: ${repairable.Durability}, adjusting values to match`,
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);
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repairable.MaxDurability = repairable.Durability;
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}
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// Armor
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if (itemDetails._props.armorClass)
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{
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return repairable.Durability / itemDetails._props.MaxDurability;
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}
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// Weapon
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// Get max dura from props, if it isnt there use repairable max dura value
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const maxDurability = (itemDetails._props.MaxDurability)
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? itemDetails._props.MaxDurability
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: repairable.MaxDurability;
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const durability = repairable.Durability / maxDurability;
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if (!durability)
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{
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this.logger.error(this.localisationService.getText("item-durability_value_invalid_use_default", item._tpl));
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return 1;
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}
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return Math.sqrt(durability);
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}
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/**
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* Recursive function that looks at every item from parameter and gets their childrens Ids + includes parent item in results
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* @param items Array of items (item + possible children)
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* @param itemId Parent items id
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* @returns an array of strings
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*/
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public findAndReturnChildrenByItems(items: Item[], itemId: string): string[]
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{
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const list: string[] = [];
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for (const childitem of items)
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{
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if (childitem.parentId === itemId)
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{
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list.push(...this.findAndReturnChildrenByItems(items, childitem._id));
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}
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}
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list.push(itemId); // Required, push original item id onto array
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return list;
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}
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/**
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* A variant of findAndReturnChildren where the output is list of item objects instead of their ids.
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* @param items
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* @param baseItemId
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* @returns An array of Item objects
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*/
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public findAndReturnChildrenAsItems(items: Item[], baseItemId: string): Item[]
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{
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const list: Item[] = [];
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for (const childItem of items)
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{
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// Include itself
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if (childItem._id === baseItemId)
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{
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list.unshift(childItem);
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continue;
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}
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if (childItem.parentId === baseItemId && !list.find((item) => childItem._id === item._id))
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{
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list.push(...this.findAndReturnChildrenAsItems(items, childItem._id));
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}
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}
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return list;
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}
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/**
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* Find children of the item in a given assort (weapons parts for example, need recursive loop function)
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* @param itemIdToFind Template id of item to check for
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* @param assort Array of items to check in
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* @returns Array of children of requested item
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*/
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public findAndReturnChildrenByAssort(itemIdToFind: string, assort: Item[]): Item[]
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{
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let list: Item[] = [];
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for (const itemFromAssort of assort)
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{
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if (itemFromAssort.parentId === itemIdToFind && !list.find((item) => itemFromAssort._id === item._id))
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{
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list.push(itemFromAssort);
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list = list.concat(this.findAndReturnChildrenByAssort(itemFromAssort._id, assort));
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}
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}
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return list;
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}
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/**
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* Check if the passed in item has buy count restrictions
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* @param itemToCheck Item to check
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* @returns true if it has buy restrictions
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*/
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public hasBuyRestrictions(itemToCheck: Item): boolean
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{
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if (itemToCheck.upd?.BuyRestrictionCurrent !== undefined && itemToCheck.upd?.BuyRestrictionMax !== undefined)
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{
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return true;
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}
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return false;
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}
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/**
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* is the passed in template id a dog tag
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* @param tpl Template id to check
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* @returns true if it is a dogtag
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*/
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public isDogtag(tpl: string): boolean
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{
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return tpl === BaseClasses.DOG_TAG_BEAR || tpl === BaseClasses.DOG_TAG_USEC;
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}
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/**
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* Gets the identifier for a child using slotId, locationX and locationY.
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* @param item
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* @returns "slotId OR slotid,locationX,locationY"
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*/
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public getChildId(item: Item): string
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{
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if (!("location" in item))
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{
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return item.slotId;
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}
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return `${item.slotId},${(item.location as Location).x},${(item.location as Location).y}`;
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}
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/**
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* Can the passed in item be stacked
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* @param tpl item to check
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* @returns true if it can be stacked
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*/
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public isItemTplStackable(tpl: string): boolean
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{
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const item = this.databaseServer.getTables().templates.items[tpl];
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if (!item)
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{
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return undefined;
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}
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return item._props.StackMaxSize > 1;
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}
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/**
|
|
* split item stack if it exceeds its items StackMaxSize property
|
|
* @param itemToSplit Item to split into smaller stacks
|
|
* @returns Array of split items
|
|
*/
|
|
public splitStack(itemToSplit: Item): Item[]
|
|
{
|
|
if (!(itemToSplit?.upd?.StackObjectsCount != null))
|
|
{
|
|
return [itemToSplit];
|
|
}
|
|
|
|
const maxStackSize = this.databaseServer.getTables().templates.items[itemToSplit._tpl]._props.StackMaxSize;
|
|
let remainingCount = itemToSplit.upd.StackObjectsCount;
|
|
const stacks: Item[] = [];
|
|
|
|
// If the current count is already equal or less than the max
|
|
// then just return the item as is.
|
|
if (remainingCount <= maxStackSize)
|
|
{
|
|
stacks.push(this.jsonUtil.clone(itemToSplit));
|
|
|
|
return stacks;
|
|
}
|
|
|
|
while (remainingCount)
|
|
{
|
|
const amount = Math.min(remainingCount, maxStackSize);
|
|
const newStack = this.jsonUtil.clone(itemToSplit);
|
|
|
|
newStack._id = this.hashUtil.generate();
|
|
newStack.upd.StackObjectsCount = amount;
|
|
remainingCount -= amount;
|
|
stacks.push(newStack);
|
|
}
|
|
|
|
return stacks;
|
|
}
|
|
|
|
/**
|
|
* Find Barter items from array of items
|
|
* @param {string} by tpl or id
|
|
* @param {Item[]} items Array of items to iterate over
|
|
* @param {string} barterItemId
|
|
* @returns Array of Item objects
|
|
*/
|
|
public findBarterItems(by: "tpl" | "id", items: Item[], barterItemId: string): Item[]
|
|
{
|
|
// find required items to take after buying (handles multiple items)
|
|
const barterIDs = typeof barterItemId === "string" ? [barterItemId] : barterItemId;
|
|
|
|
let barterItems: Item[] = [];
|
|
for (const barterID of barterIDs)
|
|
{
|
|
const filterResult = items.filter((item) =>
|
|
{
|
|
return by === "tpl" ? (item._tpl === barterID) : (item._id === barterID);
|
|
});
|
|
|
|
barterItems = Object.assign(barterItems, filterResult);
|
|
}
|
|
|
|
if (barterItems.length === 0)
|
|
{
|
|
this.logger.warning(`No items found for barter Id: ${barterIDs}`);
|
|
}
|
|
|
|
return barterItems;
|
|
}
|
|
|
|
/**
|
|
* Regenerate all guids with new ids, exceptions are for items that cannot be altered (e.g. stash/sorting table)
|
|
* @param pmcData Player profile
|
|
* @param items Items to adjust ID values of
|
|
* @param insuredItems insured items to not replace ids for
|
|
* @param fastPanel
|
|
* @returns Item[]
|
|
*/
|
|
public replaceIDs(pmcData: IPmcData, items: Item[], insuredItems: InsuredItem[] = null, fastPanel = null): Item[]
|
|
{
|
|
// replace bsg shit long ID with proper one
|
|
let serialisedInventory = this.jsonUtil.serialize(items);
|
|
|
|
for (const item of items)
|
|
{
|
|
if (pmcData !== null)
|
|
{
|
|
// Insured items shouldn't be renamed
|
|
// only works for pmcs.
|
|
if (insuredItems?.find((insuredItem) => insuredItem.itemId === item._id))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
// Do not replace important ID's
|
|
if (
|
|
item._id === pmcData.Inventory.equipment
|
|
|| item._id === pmcData.Inventory.questRaidItems
|
|
|| item._id === pmcData.Inventory.questStashItems
|
|
|| item._id === pmcData.Inventory.sortingTable
|
|
|| item._id === pmcData.Inventory.stash
|
|
)
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
|
|
// replace id
|
|
const oldId = item._id;
|
|
const newId = this.hashUtil.generate();
|
|
|
|
serialisedInventory = serialisedInventory.replace(new RegExp(oldId, "g"), newId);
|
|
|
|
// Also replace in quick slot if the old ID exists.
|
|
if (fastPanel !== null)
|
|
{
|
|
for (const itemSlot in fastPanel)
|
|
{
|
|
if (fastPanel[itemSlot] === oldId)
|
|
{
|
|
fastPanel[itemSlot] = fastPanel[itemSlot].replace(new RegExp(oldId, "g"), newId);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
items = this.jsonUtil.deserialize(serialisedInventory);
|
|
|
|
// fix duplicate id's
|
|
const dupes: Record<string, number> = {};
|
|
const newParents: Record<string, Item[]> = {};
|
|
const childrenMapping = {};
|
|
const oldToNewIds: Record<string, string[]> = {};
|
|
|
|
// Finding duplicate IDs involves scanning the item three times.
|
|
// First scan - Check which ids are duplicated.
|
|
// Second scan - Map parents to items.
|
|
// Third scan - Resolve IDs.
|
|
for (const item of items)
|
|
{
|
|
dupes[item._id] = (dupes[item._id] || 0) + 1;
|
|
}
|
|
|
|
for (const item of items)
|
|
{
|
|
// register the parents
|
|
if (dupes[item._id] > 1)
|
|
{
|
|
const newId = this.hashUtil.generate();
|
|
|
|
newParents[item.parentId] = newParents[item.parentId] || [];
|
|
newParents[item.parentId].push(item);
|
|
oldToNewIds[item._id] = oldToNewIds[item._id] || [];
|
|
oldToNewIds[item._id].push(newId);
|
|
}
|
|
}
|
|
|
|
for (const item of items)
|
|
{
|
|
if (dupes[item._id] > 1)
|
|
{
|
|
const oldId = item._id;
|
|
const newId = oldToNewIds[oldId].splice(0, 1)[0];
|
|
item._id = newId;
|
|
|
|
// Extract one of the children that's also duplicated.
|
|
if (oldId in newParents && newParents[oldId].length > 0)
|
|
{
|
|
childrenMapping[newId] = {};
|
|
for (const childIndex in newParents[oldId])
|
|
{
|
|
// Make sure we haven't already assigned another duplicate child of
|
|
// same slot and location to this parent.
|
|
const childId = this.getChildId(newParents[oldId][childIndex]);
|
|
|
|
if (!(childId in childrenMapping[newId]))
|
|
{
|
|
childrenMapping[newId][childId] = 1;
|
|
newParents[oldId][childIndex].parentId = newId;
|
|
// Some very fucking sketchy stuff on this childIndex
|
|
// No clue wth was that childIndex supposed to be, but its not
|
|
newParents[oldId].splice(Number.parseInt(childIndex), 1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return items;
|
|
}
|
|
|
|
/**
|
|
* WARNING, SLOW. Recursively loop down through an items hierarchy to see if any of the ids match the supplied list, return true if any do
|
|
* @param {string} tpl Items tpl to check parents of
|
|
* @param {Array} tplsToCheck Tpl values to check if parents of item match
|
|
* @returns boolean Match found
|
|
*/
|
|
public doesItemOrParentsIdMatch(tpl: string, tplsToCheck: string[]): boolean
|
|
{
|
|
const itemDetails = this.getItem(tpl);
|
|
const itemExists = itemDetails[0];
|
|
const item = itemDetails[1];
|
|
|
|
// not an item, drop out
|
|
if (!itemExists)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
// no parent to check
|
|
if (!item._parent)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
// Does templateId match any values in tplsToCheck array
|
|
if (tplsToCheck.includes(item._id))
|
|
{
|
|
return true;
|
|
}
|
|
|
|
// Does the items parent type exist in tplsToCheck array
|
|
if (tplsToCheck.includes(item._parent))
|
|
{
|
|
return true;
|
|
}
|
|
|
|
// check items parent with same method
|
|
return this.doesItemOrParentsIdMatch(item._parent, tplsToCheck);
|
|
}
|
|
|
|
/**
|
|
* Check if item is quest item
|
|
* @param tpl Items tpl to check quest status of
|
|
* @returns true if item is flagged as quest item
|
|
*/
|
|
public isQuestItem(tpl: string): boolean
|
|
{
|
|
const itemDetails = this.getItem(tpl);
|
|
if (itemDetails[0] && itemDetails[1]._props.QuestItem)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Checks to see if the item is *actually* moddable in-raid. Checks include the items existence in the database, the
|
|
* parent items existence in the database, the existence (and value) of the items RaidModdable property, and that
|
|
* the parents slot-required property exists, matches that of the item, and it's value.
|
|
*
|
|
* Note: this function does not preform any checks to see if the item and parent are *actually* related.
|
|
*
|
|
* @param item The item to be checked
|
|
* @param parent The parent of the item to be checked
|
|
* @returns True if the item is actually moddable, false if it is not, and null if the check cannot be performed.
|
|
*/
|
|
public isRaidModdable(item: Item, parent: Item): boolean | null
|
|
{
|
|
// This check requires the item to have the slotId property populated.
|
|
if (!item.slotId)
|
|
{
|
|
return null;
|
|
}
|
|
|
|
const itemTemplate = this.getItem(item._tpl);
|
|
const parentTemplate = this.getItem(parent._tpl);
|
|
|
|
// Check for RaidModdable property on the item template.
|
|
let isNotRaidModdable = false;
|
|
if (itemTemplate[0])
|
|
{
|
|
isNotRaidModdable = itemTemplate[1]?._props?.RaidModdable === false;
|
|
}
|
|
|
|
// Check to see if the slot that the item is attached to is marked as required in the parent item's template.
|
|
let isRequiredSlot = false;
|
|
if (parentTemplate[0] && parentTemplate[1]?._props?.Slots)
|
|
{
|
|
isRequiredSlot = parentTemplate[1]._props.Slots.some((slot) =>
|
|
slot._name === item.slotId && slot._required
|
|
);
|
|
}
|
|
|
|
return itemTemplate[0] && parentTemplate[0] && !(isNotRaidModdable || isRequiredSlot);
|
|
}
|
|
|
|
/**
|
|
* Retrieves the main parent item for a given attachment item.
|
|
*
|
|
* This method traverses up the hierarchy of items starting from a given `itemId`, until it finds the main parent
|
|
* item that is not an attached attachment itself. In other words, if you pass it an item id of a suppressor, it
|
|
* will traverse up the muzzle brake, barrel, upper receiver, and return the gun that the suppressor is ultimately
|
|
* attached to, even if that gun is located within multiple containers.
|
|
*
|
|
* It's important to note that traversal is expensive, so this method requires that you pass it a Map of the items
|
|
* to traverse, where the keys are the item IDs and the values are the corresponding Item objects. This alleviates
|
|
* some of the performance concerns, as it allows for quick lookups of items by ID.
|
|
*
|
|
* To generate the map:
|
|
* ```
|
|
* const itemsMap = new Map<string, Item>();
|
|
* items.forEach(item => itemsMap.set(item._id, item));
|
|
* ```
|
|
*
|
|
* @param itemId - The unique identifier of the item for which to find the main parent.
|
|
* @param itemsMap - A Map containing item IDs mapped to their corresponding Item objects for quick lookup.
|
|
* @returns The Item object representing the top-most parent of the given item, or `null` if no such parent exists.
|
|
*/
|
|
public getAttachmentMainParent(itemId: string, itemsMap: Map<string, Item>): Item | null
|
|
{
|
|
let currentItem = itemsMap.get(itemId);
|
|
while (currentItem && this.isAttachmentAttached(currentItem))
|
|
{
|
|
currentItem = itemsMap.get(currentItem.parentId);
|
|
}
|
|
return currentItem;
|
|
}
|
|
|
|
/**
|
|
* Determines if an item is an attachment that is currently attached to it's parent item.
|
|
*
|
|
* @param item The item to check.
|
|
* @returns true if the item is attached attachment, otherwise false.
|
|
*/
|
|
public isAttachmentAttached(item: Item): boolean
|
|
{
|
|
return item.slotId !== "hideout" && item.slotId !== "main" && Number.isNaN(Number(item.slotId));
|
|
}
|
|
|
|
/**
|
|
* Get the inventory size of an item
|
|
* @param items Item with children
|
|
* @param rootItemId
|
|
* @returns ItemSize object (width and height)
|
|
*/
|
|
public getItemSize(items: Item[], rootItemId: string): ItemHelper.ItemSize
|
|
{
|
|
const rootTemplate = this.getItem(items.filter((x) => x._id === rootItemId)[0]._tpl)[1];
|
|
const width = rootTemplate._props.Width;
|
|
const height = rootTemplate._props.Height;
|
|
|
|
let sizeUp = 0;
|
|
let sizeDown = 0;
|
|
let sizeLeft = 0;
|
|
let sizeRight = 0;
|
|
|
|
let forcedUp = 0;
|
|
let forcedDown = 0;
|
|
let forcedLeft = 0;
|
|
let forcedRight = 0;
|
|
|
|
const children = this.findAndReturnChildrenAsItems(items, rootItemId);
|
|
for (const ci of children)
|
|
{
|
|
const itemTemplate = this.getItem(ci._tpl)[1];
|
|
|
|
// Calculating child ExtraSize
|
|
if (itemTemplate._props.ExtraSizeForceAdd === true)
|
|
{
|
|
forcedUp += itemTemplate._props.ExtraSizeUp;
|
|
forcedDown += itemTemplate._props.ExtraSizeDown;
|
|
forcedLeft += itemTemplate._props.ExtraSizeLeft;
|
|
forcedRight += itemTemplate._props.ExtraSizeRight;
|
|
}
|
|
else
|
|
{
|
|
sizeUp = sizeUp < itemTemplate._props.ExtraSizeUp ? itemTemplate._props.ExtraSizeUp : sizeUp;
|
|
sizeDown = sizeDown < itemTemplate._props.ExtraSizeDown ? itemTemplate._props.ExtraSizeDown : sizeDown;
|
|
sizeLeft = sizeLeft < itemTemplate._props.ExtraSizeLeft ? itemTemplate._props.ExtraSizeLeft : sizeLeft;
|
|
sizeRight = sizeRight < itemTemplate._props.ExtraSizeRight
|
|
? itemTemplate._props.ExtraSizeRight
|
|
: sizeRight;
|
|
}
|
|
}
|
|
|
|
return {
|
|
width: width + sizeLeft + sizeRight + forcedLeft + forcedRight,
|
|
height: height + sizeUp + sizeDown + forcedUp + forcedDown,
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Get a random cartridge from an items Filter property
|
|
* @param item Db item template to look up Cartridge filter values from
|
|
* @returns Caliber of cartridge
|
|
*/
|
|
public getRandomCompatibleCaliberTemplateId(item: ITemplateItem): string
|
|
{
|
|
const cartridges = item._props.Cartridges[0]._props.filters[0].Filter;
|
|
|
|
if (!cartridges)
|
|
{
|
|
this.logger.warning(`no cartridges found for item: ${item._id} ${item._name}`);
|
|
return null;
|
|
}
|
|
|
|
return cartridges[Math.floor(Math.random() * item._props.Cartridges[0]._props.filters[0].Filter.length)];
|
|
}
|
|
|
|
/**
|
|
* Add cartridges to the ammo box with correct max stack sizes
|
|
* @param ammoBox Box to add cartridges to
|
|
* @param ammoBoxDetails Item template from items db
|
|
*/
|
|
public addCartridgesToAmmoBox(ammoBox: Item[], ammoBoxDetails: ITemplateItem): void
|
|
{
|
|
const ammoBoxMaxCartridgeCount = ammoBoxDetails._props.StackSlots[0]._max_count;
|
|
const cartridgeTpl = ammoBoxDetails._props.StackSlots[0]._props.filters[0].Filter[0];
|
|
const cartridgeDetails = this.getItem(cartridgeTpl);
|
|
const cartridgeMaxStackSize = cartridgeDetails[1]._props.StackMaxSize;
|
|
|
|
// Add new stack-size-correct items to ammo box
|
|
let currentStoredCartridgeCount = 0;
|
|
// Location in ammoBox cartridges will be placed
|
|
let location = 0;
|
|
const maxPerStack = Math.min(ammoBoxMaxCartridgeCount, cartridgeMaxStackSize);
|
|
while (currentStoredCartridgeCount < ammoBoxMaxCartridgeCount)
|
|
{
|
|
const remainingSpace = ammoBoxMaxCartridgeCount - currentStoredCartridgeCount;
|
|
const cartridgeCountToAdd = (remainingSpace < maxPerStack) ? remainingSpace : maxPerStack;
|
|
|
|
// Add cartridge item into items array
|
|
ammoBox.push(this.createCartridges(ammoBox[0]._id, cartridgeTpl, cartridgeCountToAdd, location));
|
|
|
|
currentStoredCartridgeCount += cartridgeCountToAdd;
|
|
location++;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Check if item is stored inside of a container
|
|
* @param item Item to check is inside of container
|
|
* @param desiredContainerSlotId Name of slot to check item is in e.g. SecuredContainer/Backpack
|
|
* @param items Inventory with child parent items to check
|
|
* @returns True when item is in container
|
|
*/
|
|
public itemIsInsideContainer(item: Item, desiredContainerSlotId: string, items: Item[]): boolean
|
|
{
|
|
// Get items parent
|
|
const parent = items.find((x) => x._id === item.parentId);
|
|
if (!parent)
|
|
{
|
|
// No parent, end of line, not inside container
|
|
return false;
|
|
}
|
|
|
|
if (parent.slotId === desiredContainerSlotId)
|
|
{
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
return this.itemIsInsideContainer(parent, desiredContainerSlotId, items);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Add child items (cartridges) to a magazine
|
|
* @param magazine Magazine to add child items to
|
|
* @param magTemplate Db template of magazine
|
|
* @param staticAmmoDist Cartridge distribution
|
|
* @param caliber Caliber of cartridge to add to magazine
|
|
* @param minSizePercent % the magazine must be filled to
|
|
*/
|
|
public fillMagazineWithRandomCartridge(
|
|
magazine: Item[],
|
|
magTemplate: ITemplateItem,
|
|
staticAmmoDist: Record<string, IStaticAmmoDetails[]>,
|
|
caliber: string = undefined,
|
|
minSizePercent = 0.25,
|
|
): void
|
|
{
|
|
// no caliber defined, choose one at random
|
|
if (!caliber)
|
|
{
|
|
caliber = this.getRandomValidCaliber(magTemplate);
|
|
}
|
|
|
|
// Edge case for the Klin pp-9, it has a typo in its ammo caliber
|
|
if (caliber === "Caliber9x18PMM")
|
|
{
|
|
caliber = "Caliber9x18PM";
|
|
}
|
|
|
|
// Chose a randomly weighted cartridge that fits
|
|
const cartridgeTpl = this.drawAmmoTpl(caliber, staticAmmoDist);
|
|
this.fillMagazineWithCartridge(magazine, magTemplate, cartridgeTpl, minSizePercent);
|
|
}
|
|
|
|
/**
|
|
* Add child items to a magazine of a specific cartridge
|
|
* @param magazine Magazine to add child items to
|
|
* @param magTemplate Db template of magazine
|
|
* @param cartridgeTpl Cartridge to add to magazine
|
|
* @param minSizePercent % the magazine must be filled to
|
|
*/
|
|
public fillMagazineWithCartridge(
|
|
magazine: Item[],
|
|
magTemplate: ITemplateItem,
|
|
cartridgeTpl: string,
|
|
minSizePercent = 0.25,
|
|
): void
|
|
{
|
|
// Get cartridge properties and max allowed stack size
|
|
const cartridgeDetails = this.getItem(cartridgeTpl);
|
|
const cartridgeMaxStackSize = cartridgeDetails[1]._props.StackMaxSize;
|
|
|
|
// Get max number of cartridges in magazine, choose random value between min/max
|
|
const magazineCartridgeMaxCount = magTemplate._props.Cartridges[0]._max_count;
|
|
const desiredStackCount = this.randomUtil.getInt(
|
|
Math.round(minSizePercent * magazineCartridgeMaxCount),
|
|
magazineCartridgeMaxCount,
|
|
);
|
|
|
|
// Loop over cartridge count and add stacks to magazine
|
|
let currentStoredCartridgeCount = 0;
|
|
let location = 0;
|
|
while (currentStoredCartridgeCount < desiredStackCount)
|
|
{
|
|
// Get stack size of cartridges
|
|
let cartridgeCountToAdd = (desiredStackCount <= cartridgeMaxStackSize)
|
|
? desiredStackCount
|
|
: cartridgeMaxStackSize;
|
|
|
|
// Ensure we don't go over the max stackcount size
|
|
const remainingSpace = desiredStackCount - currentStoredCartridgeCount;
|
|
if (cartridgeCountToAdd > remainingSpace)
|
|
{
|
|
cartridgeCountToAdd = remainingSpace;
|
|
}
|
|
|
|
// Add cartridge item object into items array
|
|
magazine.push(this.createCartridges(magazine[0]._id, cartridgeTpl, cartridgeCountToAdd, location));
|
|
|
|
currentStoredCartridgeCount += cartridgeCountToAdd;
|
|
location++;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Choose a random bullet type from the list of possible a magazine has
|
|
* @param magTemplate Magazine template from Db
|
|
* @returns Tpl of cartridge
|
|
*/
|
|
protected getRandomValidCaliber(magTemplate: ITemplateItem): string
|
|
{
|
|
const ammoTpls = magTemplate._props.Cartridges[0]._props.filters[0].Filter;
|
|
const calibers = [
|
|
...new Set(
|
|
ammoTpls.filter((x: string) => this.getItem(x)[0]).map((x: string) =>
|
|
this.getItem(x)[1]._props.Caliber
|
|
),
|
|
),
|
|
];
|
|
return this.randomUtil.drawRandomFromList(calibers)[0];
|
|
}
|
|
|
|
/**
|
|
* Chose a randomly weighted cartridge that fits
|
|
* @param caliber Desired caliber
|
|
* @param staticAmmoDist Cartridges and thier weights
|
|
* @returns Tpl of cartridge
|
|
*/
|
|
protected drawAmmoTpl(caliber: string, staticAmmoDist: Record<string, IStaticAmmoDetails[]>): string
|
|
{
|
|
const ammoArray = new ProbabilityObjectArray<string>(this.mathUtil, this.jsonUtil);
|
|
for (const icd of staticAmmoDist[caliber])
|
|
{
|
|
ammoArray.push(new ProbabilityObject(icd.tpl, icd.relativeProbability));
|
|
}
|
|
return ammoArray.draw(1)[0];
|
|
}
|
|
|
|
/**
|
|
* Create a basic cartrige object
|
|
* @param parentId container cartridges will be placed in
|
|
* @param ammoTpl Cartridge to insert
|
|
* @param stackCount Count of cartridges inside parent
|
|
* @param location Location inside parent (e.g. 0, 1)
|
|
* @returns Item
|
|
*/
|
|
public createCartridges(parentId: string, ammoTpl: string, stackCount: number, location: number): Item
|
|
{
|
|
return {
|
|
_id: this.objectId.generate(),
|
|
_tpl: ammoTpl,
|
|
parentId: parentId,
|
|
slotId: "cartridges",
|
|
location: location,
|
|
upd: { StackObjectsCount: stackCount },
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Get the size of a stack, return 1 if no stack object count property found
|
|
* @param item Item to get stack size of
|
|
* @returns size of stack
|
|
*/
|
|
public getItemStackSize(item: Item): number
|
|
{
|
|
if (item.upd?.StackObjectsCount)
|
|
{
|
|
return item.upd.StackObjectsCount;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
/**
|
|
* Get the name of an item from the locale file using the item tpl
|
|
* @param itemTpl Tpl of item to get name of
|
|
* @returns Name of item
|
|
*/
|
|
public getItemName(itemTpl: string): string
|
|
{
|
|
return this.localeService.getLocaleDb()[`${itemTpl} Name`];
|
|
}
|
|
|
|
public getItemTplsOfBaseType(desiredBaseType: string): string[]
|
|
{
|
|
return Object.values(this.databaseServer.getTables().templates.items).filter((x) =>
|
|
x._parent === desiredBaseType
|
|
).map((x) => x._id);
|
|
}
|
|
}
|
|
|
|
namespace ItemHelper
|
|
{
|
|
export interface ItemSize
|
|
{
|
|
width: number;
|
|
height: number;
|
|
}
|
|
}
|
|
|
|
export {ItemHelper};
|