fix: validation (better #8456) (#8461)

* Revert "revert 484e023c0"

This reverts commit c03b70c949.

* also allow pure renote

* fix checks for pure renote

packages/backend/src/server/api/endpoints/admin/drive/files.ts

@@ -27,7 +27,12 @@ export const paramDef = {
 		untilId: { type: 'string', format: 'misskey:id' },
 		type: { type: 'string', nullable: true, pattern: /^[a-zA-Z0-9\/\-*]+$/.toString().slice(1, -1) },
 		origin: { type: 'string', enum: ['combined', 'local', 'remote'], default: "local" },
-		hostname: { type: 'string', nullable: true, default: null },
+		hostname: {
+			type: 'string',
+			nullable: true,
+			default: null,
+			description: 'The local host is represented with `null`.',
+		},
 	},
 	required: [],
 } as const;

packages/backend/src/server/api/endpoints/admin/drive/show-file.ts

@@ -40,6 +40,7 @@ export const meta = {
 			userHost: {
 				type: 'string',
 				optional: false, nullable: true,
+				description: 'The local host is represented with `null`.',
 			},
 			md5: {
 				type: 'string',
@@ -151,11 +152,20 @@ export const meta = {
 
 export const paramDef = {
 	type: 'object',
-	properties: {
-		fileId: { type: 'string', format: 'misskey:id' },
-		url: { type: 'string' },
-	},
-	required: [],
+	anyOf: [
+		{
+			properties: {
+				fileId: { type: 'string', format: 'misskey:id' },
+			},
+			required: ['fileId'],
+		},
+		{
+			properties: {
+				url: { type: 'string' },
+			},
+			required: ['url'],
+		},
+	],
 } as const;
 
 // eslint-disable-next-line import/no-default-export