リモートで投票を見たりしたりできるように (#3940)

* fix type

* expose Question

* Note refs Question

* rename

* wip

* リモート投票の場合リプライ送信

* voteの実装をservicesに移動

* 投票受信

* debug

* つくる

* Revert "つくる"

This reverts commit 0c92458866.

* APIの実装はもどし

* Send Update

* AP type

* Recv Update

* Revert "Recv Update"

This reverts commit ffda39c093.

* Revert "AP type"

This reverts commit 63d8bbe29d.

* Revert "Send Update"

This reverts commit 171b046de5.

* リモートで投票を見る

* 投票はDM

* Provides choices as text for AP

* 絵文字

* fix error

* revert

* APからには不要な処理を削除

* Revert "APからには不要な処理を削除"

This reverts commit 8b5d8af9b0.

* てぬき

* めんどい

* ちっ

* remove unused code

src/services/note/create.ts

@@ -103,6 +103,7 @@ type Option = {
 	apMentions?: IUser[];
 	apHashtags?: string[];
 	apEmojis?: string[];
+	questionUri?: string;
 	uri?: string;
 	app?: IApp;
 };

src/services/note/polls/vote.ts

@@ -0,0 +1,78 @@
+import Vote from '../../../models/poll-vote';
+import Note, { INote } from '../../../models/note';
+import Watching from '../../../models/note-watching';
+import watch from '../../../services/note/watch';
+import { publishNoteStream } from '../../../stream';
+import notify from '../../../notify';
+import createNote from '../../../services/note/create';
+import { isLocalUser, IUser } from '../../../models/user';
+
+export default (user: IUser, note: INote, choice: number) => new Promise(async (res, rej) => {
+	if (!note.poll.choices.some(x => x.id == choice)) return rej('invalid choice param');
+
+	// if already voted
+	const exist = await Vote.findOne({
+		noteId: note._id,
+		userId: user._id
+	});
+
+	if (exist !== null) {
+		return rej('already voted');
+	}
+
+	// Create vote
+	await Vote.insert({
+		createdAt: new Date(),
+		noteId: note._id,
+		userId: user._id,
+		choice: choice
+	});
+
+	// Send response
+	res();
+
+	const inc: any = {};
+	inc[`poll.choices.${note.poll.choices.findIndex(c => c.id == choice)}.votes`] = 1;
+
+	// Increment votes count
+	await Note.update({ _id: note._id }, {
+		$inc: inc
+	});
+
+	publishNoteStream(note._id, 'pollVoted', {
+		choice: choice,
+		userId: user._id.toHexString()
+	});
+
+	// Notify
+	notify(note.userId, user._id, 'poll_vote', {
+		noteId: note._id,
+		choice: choice
+	});
+
+	// Fetch watchers
+	Watching
+		.find({
+			noteId: note._id,
+			userId: { $ne: user._id },
+			// 削除されたドキュメントは除く
+			deletedAt: { $exists: false }
+		}, {
+			fields: {
+				userId: true
+			}
+		})
+		.then(watchers => {
+			for (const watcher of watchers) {
+				notify(watcher.userId, user._id, 'poll_vote', {
+					noteId: note._id,
+					choice: choice
+				});
+			}
+		});
+
+	// ローカルユーザーが投票した場合この投稿をWatchする
+	if (isLocalUser(user) && user.settings.autoWatch !== false) {
+		watch(user._id, note);
+	}
+});