import { Brackets, In } from "typeorm";
import { Polls, Mutings, Notes, PollVotes } from "@/models/index.js";
import define from "../../../define.js";

export const meta = {
	tags: ["notes"],

	requireCredential: true,

	res: {
		type: "array",
		optional: false,
		nullable: false,
		items: {
			type: "object",
			optional: false,
			nullable: false,
			ref: "Note",
		},
	},
} as const;

export const paramDef = {
	type: "object",
	properties: {
		limit: { type: "integer", minimum: 1, maximum: 100, default: 10 },
		offset: { type: "integer", default: 0 },
	},
	required: [],
} as const;

export default define(meta, paramDef, async (ps, user) => {
	const query = Polls.createQueryBuilder("poll")
		.where("poll.userHost IS NULL")
		.andWhere("poll.userId != :meId", { meId: user.id })
		.andWhere("poll.noteVisibility = 'public'")
		.andWhere(
			new Brackets((qb) => {
				qb.where("poll.expiresAt IS NULL").orWhere("poll.expiresAt > :now", {
					now: new Date(),
				});
			}),
		);

	//#region exclude arleady voted polls
	const votedQuery = PollVotes.createQueryBuilder("vote")
		.select("vote.noteId")
		.where("vote.userId = :meId", { meId: user.id });

	query.andWhere(`poll.noteId NOT IN (${votedQuery.getQuery()})`);

	query.setParameters(votedQuery.getParameters());
	//#endregion

	//#region mute
	const mutingQuery = Mutings.createQueryBuilder("muting")
		.select("muting.muteeId")
		.where("muting.muterId = :muterId", { muterId: user.id });

	query.andWhere(`poll.userId NOT IN (${mutingQuery.getQuery()})`);

	query.setParameters(mutingQuery.getParameters());
	//#endregion

	const polls = await query
		.orderBy("poll.noteId", "DESC")
		.take(ps.limit)
		.skip(ps.offset)
		.getMany();

	if (polls.length === 0) return [];

	const notes = await Notes.find({
		where: {
			id: In(polls.map((poll) => poll.noteId)),
		},
		order: {
			createdAt: "DESC",
		},
	});

	return await Notes.packMany(notes, user, {
		detail: true,
	});
});
