From 4b295088fd6b4bead05087537415b10419eee78f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Acid=20Chicken=20=28=E7=A1=AB=E9=85=B8=E9=B6=8F=29?=
 <root@acid-chicken.com>
Date: Sun, 22 Oct 2023 10:52:06 +0900
Subject: [PATCH] Update schemas.ts (#12103)

---
 packages/backend/src/server/api/openapi/schemas.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/packages/backend/src/server/api/openapi/schemas.ts b/packages/backend/src/server/api/openapi/schemas.ts
index 0b9eb4fe2..1a1d973e5 100644
--- a/packages/backend/src/server/api/openapi/schemas.ts
+++ b/packages/backend/src/server/api/openapi/schemas.ts
@@ -26,7 +26,12 @@ export function convertSchemaToOpenApiSchema(schema: Schema) {
 	if (schema.allOf) res.allOf = schema.allOf.map(convertSchemaToOpenApiSchema);
 
 	if (schema.ref) {
-		res.$ref = `#/components/schemas/${schema.ref}`;
+		const $ref = `#/components/schemas/${schema.ref}`;
+		if (schema.nullable || schema.optional) {
+			res.allOf = [{ $ref }];
+		} else {
+			res.$ref = $ref;
+		}
 	}
 
 	return res;