1 files changed, 40 insertions, 0 deletions
diff --git a/packages/backend/src/server/api/common/generate-muted-user-query.ts b/packages/backend/src/server/api/common/generate-muted-user-query.ts
new file mode 100644
index 0000000000..7e200b87ef
--- /dev/null
+++ b/packages/backend/src/server/api/common/generate-muted-user-query.ts
@@ -0,0 +1,40 @@
+import { User } from '@/models/entities/user';
+import { Mutings } from '@/models/index';
+import { SelectQueryBuilder, Brackets } from 'typeorm';
+
+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 });
+	}
+
+	// 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 (${ mutingQuery.getQuery() })`);
+		}));
+
+	q.setParameters(mutingQuery.getParameters());
+}
+
+export function generateMutedUserQueryForUsers(q: SelectQueryBuilder<any>, me: { id: User['id'] }) {
+	const mutingQuery = Mutings.createQueryBuilder('muting')
+		.select('muting.muteeId')
+		.where('muting.muterId = :muterId', { muterId: me.id });
+
+	q
+		.andWhere(`user.id NOT IN (${ mutingQuery.getQuery() })`);
+
+	q.setParameters(mutingQuery.getParameters());
+}