refactoring

Resolve #7779

1 files changed, 27 insertions, 0 deletions

diff --git a/packages/backend/src/server/api/common/generate-replies-query.ts b/packages/backend/src/server/api/common/generate-replies-query.ts
new file mode 100644
index 0000000000..fbc41b2c25
--- /dev/null
+++ b/packages/backend/src/server/api/common/generate-replies-query.ts
@@ -0,0 +1,27 @@
+import { User } from '@/models/entities/user';
+import { Brackets, SelectQueryBuilder } from 'typeorm';
+
+export function generateRepliesQuery(q: SelectQueryBuilder<any>, me?: { id: User['id'] } | null) {
+	if (me == null) {
+		q.andWhere(new Brackets(qb => { qb
+			.where(`note.replyId IS NULL`) // 返信ではない
+			.orWhere(new Brackets(qb => { qb // 返信だけど投稿者自身への返信
+				.where(`note.replyId IS NOT NULL`)
+				.andWhere('note.replyUserId = note.userId');
+			}));
+		}));
+	} else {
+		q.andWhere(new Brackets(qb => { qb
+			.where(`note.replyId IS NULL`) // 返信ではない
+			.orWhere('note.replyUserId = :meId', { meId: me.id }) // 返信だけど自分のノートへの返信
+			.orWhere(new Brackets(qb => { qb // 返信だけど自分の行った返信
+				.where(`note.replyId IS NOT NULL`)
+				.andWhere('note.userId = :meId', { meId: me.id });
+			}))
+			.orWhere(new Brackets(qb => { qb // 返信だけど投稿者自身への返信
+				.where(`note.replyId IS NOT NULL`)
+				.andWhere('note.replyUserId = note.userId');
+			}));
+		}));
+	}
+}