jormungandr-bite/packages/backend/src/server/api/common/generate-muted-user-query.ts

import type { SelectQueryBuilder } from "typeorm";
import { Brackets } from "typeorm";
import type { User } from "@/models/entities/user.js";
import { Mutings, UserProfiles } from "@/models/index.js";

export function generateMutedUserQuery(
	q: SelectQueryBuilder<any>,
	me: { id: User["id"] },
	exclude?: User,
) {
	const mutingQuery = Mutings.createQueryBuilder("muting")
		.select("muting.muteeId")
		.where("muting.muterId = :muterId", { muterId: me.id });

	if (exclude) {
		mutingQuery.andWhere("muting.muteeId != :excludeId", {
			excludeId: exclude.id,
		});
	}

	const mutingInstanceQuery = UserProfiles.createQueryBuilder("user_profile")
		.select("user_profile.mutedInstances")
		.where("user_profile.userId = :muterId", { muterId: me.id });

	// 投稿の作者をミュートしていない かつ
	// 投稿の返信先の作者をミュートしていない かつ
	// 投稿の引用元の作者をミュートしていない
	q.andWhere(`note.userId NOT IN (${mutingQuery.getQuery()})`)
		.andWhere(
			new Brackets((qb) => {
				qb.where("note.replyUserId IS NULL").orWhere(
					`note.replyUserId NOT IN (${mutingQuery.getQuery()})`,
				);
			}),
		)
		.andWhere(
			new Brackets((qb) => {
				qb.where("note.renoteUserId IS NULL").orWhere(
					`note.renoteUserId NOT IN (${mutingQuery.getQuery()})`,
				);
			}),
		)
		// mute instances
		.andWhere(
			new Brackets((qb) => {
				qb.andWhere("note.userHost IS NULL").orWhere(
					`NOT ((${mutingInstanceQuery.getQuery()})::jsonb ? note.userHost)`,
				);
			}),
		)
		.andWhere(
			new Brackets((qb) => {
				qb.where("note.replyUserHost IS NULL").orWhere(
					`NOT ((${mutingInstanceQuery.getQuery()})::jsonb ? note.replyUserHost)`,
				);
			}),
		)
		.andWhere(
			new Brackets((qb) => {
				qb.where("note.renoteUserHost IS NULL").orWhere(
					`NOT ((${mutingInstanceQuery.getQuery()})::jsonb ? note.renoteUserHost)`,
				);
			}),
		);

	q.setParameters(mutingQuery.getParameters());
	q.setParameters(mutingInstanceQuery.getParameters());
}

export function generateMutedUserQueryForUsers(
	q: SelectQueryBuilder<any>,
	me: { id: User["id"] },
) {
	const mutingQuery = Mutings.createQueryBuilder("muting")
		.select("muting.muteeId")
		.where("muting.muterId = :muterId", { muterId: me.id });

	q.andWhere(`user.id NOT IN (${mutingQuery.getQuery()})`);

	q.setParameters(mutingQuery.getParameters());
}