RENAME: api --> services

src/services/following/create.ts

@@ -0,0 +1,72 @@
+import User, { isLocalUser, isRemoteUser, pack as packUser, IUser } from '../../models/user';
+import Following from '../../models/following';
+import FollowingLog from '../../models/following-log';
+import FollowedLog from '../../models/followed-log';
+import event from '../../publishers/stream';
+import notify from '../../publishers/notify';
+import context from '../../remote/activitypub/renderer/context';
+import renderFollow from '../../remote/activitypub/renderer/follow';
+import renderAccept from '../../remote/activitypub/renderer/accept';
+import { deliver } from '../../queue';
+
+export default async function(follower: IUser, followee: IUser, activity?) {
+	const following = await Following.insert({
+		createdAt: new Date(),
+		followerId: follower._id,
+		followeeId: followee._id
+	});
+
+	//#region Increment following count
+	User.update({ _id: follower._id }, {
+		$inc: {
+			followingCount: 1
+		}
+	});
+
+	FollowingLog.insert({
+		createdAt: following.createdAt,
+		userId: follower._id,
+		count: follower.followingCount + 1
+	});
+	//#endregion
+
+	//#region Increment followers count
+	User.update({ _id: followee._id }, {
+		$inc: {
+			followersCount: 1
+		}
+	});
+	FollowedLog.insert({
+		createdAt: following.createdAt,
+		userId: followee._id,
+		count: followee.followersCount + 1
+	});
+	//#endregion
+
+	// Publish follow event
+	if (isLocalUser(follower)) {
+		packUser(followee, follower).then(packed => event(follower._id, 'follow', packed));
+	}
+
+	// Publish followed event
+	if (isLocalUser(followee)) {
+		packUser(follower, followee).then(packed => event(followee._id, 'followed', packed)),
+
+		// 通知を作成
+		notify(followee._id, follower._id, 'follow');
+	}
+
+	if (isLocalUser(follower) && isRemoteUser(followee)) {
+		const content = renderFollow(follower, followee);
+		content['@context'] = context;
+
+		deliver(follower, content, followee.account.inbox).save();
+	}
+
+	if (isRemoteUser(follower) && isLocalUser(followee)) {
+		const content = renderAccept(activity);
+		content['@context'] = context;
+
+		deliver(followee, content, follower.account.inbox).save();
+	}
+}