他のMisskeyインスタンスにリアクション情報を伝えるように

src/remote/activitypub/kernel/like.ts

@@ -3,6 +3,7 @@ import Note from '../../../models/note';
 import { IRemoteUser } from '../../../models/user';
 import { ILike } from '../type';
 import create from '../../../services/note/reaction/create';
+import { validateReaction } from '../../../models/note-reaction';
 
 export default async (actor: IRemoteUser, activity: ILike) => {
 	const id = typeof activity.object == 'string' ? activity.object : activity.object.id;
@@ -17,5 +18,14 @@ export default async (actor: IRemoteUser, activity: ILike) => {
 		throw new Error();
 	}
 
-	await create(actor, note, 'pudding');
+	let reaction = 'pudding';
+
+	// 他のMisskeyインスタンスからのリアクション
+	if (activity._misskey_reaction) {
+		if (validateReaction.ok(activity._misskey_reaction)) {
+			reaction = activity._misskey_reaction;
+		}
+	}
+
+	await create(actor, note, reaction);
 };

src/remote/activitypub/renderer/like.ts

@@ -1,8 +1,9 @@
 import config from '../../../config';
 import { ILocalUser } from '../../../models/user';
 
-export default (user: ILocalUser, note) => ({
+export default (user: ILocalUser, note, reaction: string) => ({
 	type: 'Like',
 	actor: `${config.url}/users/${user._id}`,
-	object: note.uri ? note.uri : `${config.url}/notes/${note._id}`
+	object: note.uri ? note.uri : `${config.url}/notes/${note._id}`,
+	_misskey_reaction: reaction
 });

src/remote/activitypub/type.ts

@@ -82,6 +82,7 @@ export interface IAccept extends IActivity {
 
 export interface ILike extends IActivity {
 	type: 'Like';
+	_misskey_reaction: string;
 }
 
 export interface IAnnounce extends IActivity {