Refactoring: Move chart dir into services dir

src/services/chart/per-user-reactions.ts

@@ -0,0 +1,45 @@
+import autobind from 'autobind-decorator';
+import Chart from './';
+import { IUser, isLocalUser } from '../../models/user';
+import { INote } from '../../models/note';
+
+/**
+ * ユーザーごとのリアクションに関するチャート
+ */
+type PerUserReactionsLog = {
+	local: {
+		/**
+		 * リアクションされた数
+		 */
+		count: number;
+	};
+
+	remote: PerUserReactionsLog['local'];
+};
+
+class PerUserReactionsChart extends Chart<PerUserReactionsLog> {
+	constructor() {
+		super('perUserReaction', true);
+	}
+
+	@autobind
+	protected async getTemplate(init: boolean, latest?: PerUserReactionsLog, group?: any): Promise<PerUserReactionsLog> {
+		return {
+			local: {
+				count: 0
+			},
+			remote: {
+				count: 0
+			}
+		};
+	}
+
+	@autobind
+	public async update(user: IUser, note: INote) {
+		this.inc({
+			[isLocalUser(user) ? 'local' : 'remote']: { count: 1 }
+		}, note.userId);
+	}
+}
+
+export default new PerUserReactionsChart();