Update search-by-username-and-host.ts

src/server/api/endpoints/users/search-by-username-and-host.ts

 import $ from 'cafy';
 import define from '../../define';
-import { Users } from '@/models/index';
+import { Followings, Users } from '@/models/index';
 import { Brackets } from 'typeorm';
 import { USER_ACTIVE_THRESHOLD } from '@/const';
+import { User } from '@/models/entities/user';
 
 export const meta = {
 	tags: ['users'],
@@ -18,11 +19,6 @@ export const meta = {
 			validator: $.optional.nullable.str,
 		},
 
-		offset: {
-			validator: $.optional.num.min(0),
-			default: 0,
-		},
-
 		limit: {
 			validator: $.optional.num.range(1, 100),
 			default: 10,
@@ -60,34 +56,59 @@ export default define(meta, async (ps, me) => {
 		q.andWhere('user.updatedAt IS NOT NULL');
 		q.orderBy('user.updatedAt', 'DESC');
 
-		const users = await q.take(ps.limit!).skip(ps.offset).getMany();
+		const users = await q.take(ps.limit!).getMany();
 
 		return await Users.packMany(users, me, { detail: ps.detail });
 	} else if (ps.username) {
-		let users = await Users.createQueryBuilder('user')
-			.where('user.host IS NULL')
-			.andWhere('user.isSuspended = FALSE')
-			.andWhere('user.usernameLower LIKE :username', { username: ps.username.toLowerCase() + '%' })
-			.andWhere(new Brackets(qb => { qb
-				.where('user.updatedAt IS NULL')
-				.orWhere('user.updatedAt > :activeThreshold', { activeThreshold: activeThreshold });
-			}))
-			.orderBy('user.updatedAt', 'DESC', 'NULLS LAST')
-			.take(ps.limit!)
-			.skip(ps.offset)
-			.getMany();
-
-		if (users.length < ps.limit!) {
-			const otherUsers = await Users.createQueryBuilder('user')
-				.where('user.host IS NOT NULL')
+		let users: User[] = [];
+
+		if (me) {
+			const followingQuery = Followings.createQueryBuilder('following')
+				.select('following.followeeId')
+				.where('following.followerId = :followerId', { followerId: me.id });
+
+			const query = Users.createQueryBuilder('user')
+				.where(`user.id IN (${ followingQuery.getQuery() })`)
+				.andWhere(`user.id != :meId`, { meId: me.id })
 				.andWhere('user.isSuspended = FALSE')
 				.andWhere('user.usernameLower LIKE :username', { username: ps.username.toLowerCase() + '%' })
+				.andWhere(new Brackets(qb => { qb
+					.where('user.updatedAt IS NULL')
+					.orWhere('user.updatedAt > :activeThreshold', { activeThreshold: activeThreshold });
+				}));
+
+			query.setParameters(followingQuery.getParameters());
+
+			users = await query
+				.orderBy('user.usernameLower', 'ASC')
+				.take(ps.limit!)
+				.getMany();
+
+			if (users.length < ps.limit!) {
+				const otherQuery = await Users.createQueryBuilder('user')
+					.where(`user.id NOT IN (${ followingQuery.getQuery() })`)
+					.andWhere(`user.id != :meId`, { meId: me.id })
+					.andWhere('user.isSuspended = FALSE')
+					.andWhere('user.usernameLower LIKE :username', { username: ps.username.toLowerCase() + '%' })
+					.andWhere('user.updatedAt IS NOT NULL');
+	
+				otherQuery.setParameters(followingQuery.getParameters());
+	
+				const otherUsers = await otherQuery
+					.orderBy('user.updatedAt', 'DESC')
+					.take(ps.limit! - users.length)
+					.getMany();
+	
+				users = users.concat(otherUsers);
+			}
+		} else {
+			users = await Users.createQueryBuilder('user')
+				.where('user.isSuspended = FALSE')
+				.andWhere('user.usernameLower LIKE :username', { username: ps.username.toLowerCase() + '%' })
 				.andWhere('user.updatedAt IS NOT NULL')
 				.orderBy('user.updatedAt', 'DESC')
 				.take(ps.limit! - users.length)
 				.getMany();
-
-			users = users.concat(otherUsers);
 		}
 
 		return await Users.packMany(users, me, { detail: ps.detail });