next/lib/server/dbHelpers/listQuerier.ts

import { Band } from "~/models/band";
import { Challenge } from "~/models/challenges/gen";
import { IStory, Story } from "~/models/stories";
import { log } from "../logger";
import { H3Event, EventHandlerRequest } from "h3";

export default async function (
	query,
	context,
	ev: H3Event<EventHandlerRequest>,
	limit: number = 0,
	sort?,
): Promise<{ stories: IStory[]; total: number }> {
	const q = getQuery(ev);
	let skipAmt = limit * (parseInt((q.page as string) || "1") - 1) - 1;
	if (skipAmt < 0) skipAmt = 0;
	query["chapters.hidden"] = false;
	if (context.currentUser) {
		if (!query.author) query.author = {};
		if (!query["chapters.bands"]) query["chapters.bands"] = {};
		query["chapters.bands"]["$nin"] = context.currentUser.hiddenBands;
		query["author"]["$nin"] = context.currentUser.hiddenAuthors;
	}
	query["ficmas"] = {
		$nin: context.ficmasarray_raw.map((a) => a._id),
	};
	let stories = await Story.find(query, null)
		.collation({ locale: "en" })
		.sort(sort ? sort : { "chapters.posted": -1 })
		.populate({
			path: "ficmas",
			populate: { path: "wisher", model: "User", select: "username _id" },
		})
		.populate("coAuthor", "username _id")
		.populate("chapters.bands")
		.populate({ path: "challenge", model: Challenge })
		.populate("author", "username _id")
		.exec();
	let oro = stories.filter((a) => a.author != null);
	log.debug(JSON.stringify(query), { label: "list query" });
	return {
		total: oro.length,
		stories: oro.slice(skipAmt, limit == 0 ? oro.length : skipAmt + limit),
	};
}