server/project/src/helpers/SecureContainerHelper.ts

import { inject, injectable } from "tsyringe";
import { ItemHelper } from "@spt/helpers/ItemHelper";
import { Item } from "@spt/models/eft/common/tables/IItem";

export interface OwnerInventoryItems
{
    from: Item[]
    to: Item[]
    sameInventory: boolean
    isMail: boolean
}

@injectable()
export class SecureContainerHelper
{
    constructor(@inject("ItemHelper") protected itemHelper: ItemHelper)
    {}

    /**
     * Get an array of the item IDs (NOT tpls) inside a secure container
     * @param items Inventory items to look for secure container in
     * @returns Array of ids
     */
    public getSecureContainerItems(items: Item[]): string[]
    {
        const secureContainer = items.find((x) => x.slotId === "SecuredContainer");

        // No container found, drop out
        if (!secureContainer)
        {
            return [];
        }

        const itemsInSecureContainer = this.itemHelper.findAndReturnChildrenByItems(items, secureContainer._id);

        // Return all items returned and exclude the secure container item itself
        return itemsInSecureContainer.filter((x) => x !== secureContainer._id);
    }
}