From 038bd100b2b72985693b1c810845330d083beef1 Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Wed, 24 Oct 2018 06:34:04 +0900
Subject: [PATCH] Implement federation chart API

---
 src/server/api/endpoints/charts/federation.ts | 33 +++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 src/server/api/endpoints/charts/federation.ts

diff --git a/src/server/api/endpoints/charts/federation.ts b/src/server/api/endpoints/charts/federation.ts
new file mode 100644
index 000000000..2292c2e6a
--- /dev/null
+++ b/src/server/api/endpoints/charts/federation.ts
@@ -0,0 +1,33 @@
+import $ from 'cafy';
+import getParams from '../../get-params';
+import federationChart from '../../../../chart/federation';
+
+export const meta = {
+	desc: {
+		'ja-JP': 'フェデレーションのチャートを取得します。'
+	},
+
+	params: {
+		span: $.str.or(['day', 'hour']).note({
+			desc: {
+				'ja-JP': '集計のスパン (day または hour)'
+			}
+		}),
+
+		limit: $.num.optional.range(1, 100).note({
+			default: 30,
+			desc: {
+				'ja-JP': '最大数。例えば 30 を指定したとすると、スパンが"day"の場合は30日分のデータが、スパンが"hour"の場合は30時間分のデータが返ります。'
+			}
+		}),
+	}
+};
+
+export default (params: any) => new Promise(async (res, rej) => {
+	const [ps, psErr] = getParams(meta, params);
+	if (psErr) throw psErr;
+
+	const stats = await federationChart.getChart(ps.span as any, ps.limit);
+
+	res(stats);
+});