fix(frontend): chart in `MkInstanceCardMini` is no longer displayed (#13932)

* fix(frontend): chart in `MkInstanceCardMini` is no longer displayed

* Update CHANGELOG.md

* test: add `MkInstanceCardMini` story

---------

Co-authored-by: syuilo <4439005+syuilo@users.noreply.github.com>

CHANGELOG.md

@@ -5,6 +5,7 @@
 - Fix: 配信停止したインスタンス一覧が見れなくなる問題を修正
 
 ### Client
+- `/about#federation` ページなどで各インスタンスのチャートが表示されなくなっていた問題を修正
 - Fix: ユーザーページの追加情報のラベルを投稿者のサーバーの絵文字で表示する (#13968)
 
 ### Server

packages/frontend/.storybook/fakes.ts

@@ -125,6 +125,35 @@ export function file(isSensitive = false) {
 	};
 }
 
+export function federationInstance(): entities.FederationInstance {
+	return {
+		id: 'someinstanceid',
+		firstRetrievedAt: '2021-01-01T00:00:00.000Z',
+		host: 'misskey-hub.net',
+		usersCount: 10,
+		notesCount: 20,
+		followingCount: 5,
+		followersCount: 15,
+		isNotResponding: false,
+		isSuspended: false,
+		suspensionState: 'none',
+		isBlocked: false,
+		softwareName: 'misskey',
+		softwareVersion: '2024.5.0',
+		openRegistrations: false,
+		name: 'Misskey Hub',
+		description: '',
+		maintainerName: '',
+		maintainerEmail: '',
+		isSilenced: false,
+		iconUrl: 'https://github.com/misskey-dev/misskey/blob/master/packages/frontend/assets/about-icon.png?raw=true',
+		faviconUrl: '',
+		themeColor: '',
+		infoUpdatedAt: '',
+		latestRequestReceivedAt: '',
+	};
+}
+
 export function userDetailed(id = 'someuserid', username = 'miskist', host = 'misskey-hub.net', name = 'Misskey User'): entities.UserDetailed {
 	return {
 		id,

packages/frontend/.storybook/generate.tsx

@@ -403,6 +403,7 @@ function toStories(component: string): Promise<string> {
 		glob('src/components/MkSignupServerRules.vue'),
 		glob('src/components/MkUserSetupDialog.vue'),
 		glob('src/components/MkUserSetupDialog.*.vue'),
+		glob('src/components/MkInstanceCardMini.vue'),
 		glob('src/components/MkInviteCode.vue'),
 		glob('src/pages/user/home.vue'),
 	]);

packages/frontend/src/components/MkChart.stories.impl.ts

@@ -29,7 +29,7 @@ function getChartArray(seed: string, limit: number, option?: { accumulate?: bool
 	return array;
 }
 
-function getChartResolver(fields: string[], option?: { accumulate?: boolean, mulMap?: Record<string, number> }): HttpResponseResolver<PathParams, DefaultBodyType, JsonBodyType> {
+export function getChartResolver(fields: string[], option?: { accumulate?: boolean, mulMap?: Record<string, number> }): HttpResponseResolver<PathParams, DefaultBodyType, JsonBodyType> {
 	return ({ request }) => {
 		action(`GET ${request.url}`)();
 		const limitParam = new URL(request.url).searchParams.get('limit');

packages/frontend/src/components/MkInstanceCardMini.stories.impl.ts

@@ -0,0 +1,64 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+/* eslint-disable @typescript-eslint/explicit-function-return-type */
+import { StoryObj } from '@storybook/vue3';
+import { HttpResponse, http } from 'msw';
+import { federationInstance } from '../../.storybook/fakes.js';
+import { commonHandlers } from '../../.storybook/mocks.js';
+import MkInstanceCardMini from './MkInstanceCardMini.vue';
+import { getChartResolver } from './MkChart.stories.impl.js';
+export const Default = {
+	render(args) {
+		return {
+			components: {
+				MkInstanceCardMini,
+			},
+			setup() {
+				return {
+					args,
+				};
+			},
+			computed: {
+				props() {
+					return {
+						...this.args,
+					};
+				},
+			},
+			template: '<MkInstanceCardMini v-bind="props" />',
+		};
+	},
+	args: {
+		instance: federationInstance(),
+	},
+	parameters: {
+		layout: 'centered',
+		msw: {
+			handlers: [
+				...commonHandlers,
+				http.get('/undefined/preview.webp', async ({ request }) => {
+					const urlStr = new URL(request.url).searchParams.get('url');
+					if (urlStr == null) {
+						return new HttpResponse(null, { status: 404 });
+					}
+					const url = new URL(urlStr);
+
+					if (url.href.startsWith('https://github.com/misskey-dev/misskey/blob/master/packages/frontend/assets/')) {
+						const image = await (await fetch(`client-assets/${url.pathname.split('/').pop()}`)).blob();
+						return new HttpResponse(image, {
+							headers: {
+								'Content-Type': 'image/jpeg',
+							},
+						});
+					} else {
+						return new HttpResponse(null, { status: 404 });
+					}
+				}),
+				http.get('/api/charts/instance', getChartResolver(['requests.received'])),
+			],
+		},
+	},
+} satisfies StoryObj<typeof MkInstanceCardMini>;

packages/frontend/src/components/MkInstanceCardMini.vue

@@ -29,8 +29,8 @@ const chartValues = ref<number[] | null>(null);
 
 misskeyApiGet('charts/instance', { host: props.instance.host, limit: 16 + 1, span: 'day' }).then(res => {
 	// 今日のぶんの値はまだ途中の値であり、それも含めると大抵の場合前日よりも下降しているようなグラフになってしまうため今日は弾く
-	res['requests.received'].splice(0, 1);
-	chartValues.value = res['requests.received'];
+	res.requests.received.splice(0, 1);
+	chartValues.value = res.requests.received;
 });
 
 function getInstanceIcon(instance): string {