refactoring

Resolve #7779

packages/client/src/account.ts

@@ -0,0 +1,211 @@
+import { del, get, set } from '@/scripts/idb-proxy';
+import { reactive } from 'vue';
+import { apiUrl } from '@/config';
+import { waiting, api, popup, popupMenu, success } from '@/os';
+import { unisonReload, reloadChannel } from '@/scripts/unison-reload';
+import { showSuspendedDialog } from './scripts/show-suspended-dialog';
+import { i18n } from './i18n';
+
+// TODO: 他のタブと永続化されたstateを同期
+
+type Account = {
+	id: string;
+	token: string;
+	isModerator: boolean;
+	isAdmin: boolean;
+	isDeleted: boolean;
+};
+
+const data = localStorage.getItem('account');
+
+// TODO: 外部からはreadonlyに
+export const $i = data ? reactive(JSON.parse(data) as Account) : null;
+
+export async function signout() {
+	waiting();
+	localStorage.removeItem('account');
+
+	//#region Remove account
+	const accounts = await getAccounts();
+	accounts.splice(accounts.findIndex(x => x.id === $i.id), 1);
+
+	if (accounts.length > 0) await set('accounts', accounts);
+	else await del('accounts');
+	//#endregion
+
+	//#region Remove service worker registration
+	try {
+		if (navigator.serviceWorker.controller) {
+			const registration = await navigator.serviceWorker.ready;
+			const push = await registration.pushManager.getSubscription();
+			if (push) {
+				await fetch(`${apiUrl}/sw/unregister`, {
+					method: 'POST',
+					body: JSON.stringify({
+						i: $i.token,
+						endpoint: push.endpoint,
+					}),
+				});
+			}
+		}
+
+		if (accounts.length === 0) {
+			await navigator.serviceWorker.getRegistrations()
+				.then(registrations => {
+					return Promise.all(registrations.map(registration => registration.unregister()));
+				});
+		}
+	} catch (e) {}
+	//#endregion
+
+	document.cookie = `igi=; path=/`;
+
+	if (accounts.length > 0) login(accounts[0].token);
+	else unisonReload('/');
+}
+
+export async function getAccounts(): Promise<{ id: Account['id'], token: Account['token'] }[]> {
+	return (await get('accounts')) || [];
+}
+
+export async function addAccount(id: Account['id'], token: Account['token']) {
+	const accounts = await getAccounts();
+	if (!accounts.some(x => x.id === id)) {
+		await set('accounts', accounts.concat([{ id, token }]));
+	}
+}
+
+function fetchAccount(token): Promise<Account> {
+	return new Promise((done, fail) => {
+		// Fetch user
+		fetch(`${apiUrl}/i`, {
+			method: 'POST',
+			body: JSON.stringify({
+				i: token
+			})
+		})
+		.then(res => res.json())
+		.then(res => {
+			if (res.error) {
+				if (res.error.id === 'a8c724b3-6e9c-4b46-b1a8-bc3ed6258370') {
+					showSuspendedDialog().then(() => {
+						signout();
+					});
+				} else {
+					signout();
+				}
+			} else {
+				res.token = token;
+				done(res);
+			}
+		})
+		.catch(fail);
+	});
+}
+
+export function updateAccount(data) {
+	for (const [key, value] of Object.entries(data)) {
+		$i[key] = value;
+	}
+	localStorage.setItem('account', JSON.stringify($i));
+}
+
+export function refreshAccount() {
+	return fetchAccount($i.token).then(updateAccount);
+}
+
+export async function login(token: Account['token'], redirect?: string) {
+	waiting();
+	if (_DEV_) console.log('logging as token ', token);
+	const me = await fetchAccount(token);
+	localStorage.setItem('account', JSON.stringify(me));
+	await addAccount(me.id, token);
+
+	if (redirect) {
+		// 他のタブは再読み込みするだけ
+		reloadChannel.postMessage(null);
+		// このページはredirectで指定された先に移動
+		location.href = redirect;
+		return;
+	}
+
+	unisonReload();
+}
+
+export async function openAccountMenu(ev: MouseEvent) {
+	function showSigninDialog() {
+		popup(import('@/components/signin-dialog.vue'), {}, {
+			done: res => {
+				addAccount(res.id, res.i);
+				success();
+			},
+		}, 'closed');
+	}
+
+	function createAccount() {
+		popup(import('@/components/signup-dialog.vue'), {}, {
+			done: res => {
+				addAccount(res.id, res.i);
+				switchAccountWithToken(res.i);
+			},
+		}, 'closed');
+	}
+
+	async function switchAccount(account: any) {
+		const storedAccounts = await getAccounts();
+		const token = storedAccounts.find(x => x.id === account.id).token;
+		switchAccountWithToken(token);
+	}
+
+	function switchAccountWithToken(token: string) {
+		login(token);
+	}
+
+	const storedAccounts = await getAccounts().then(accounts => accounts.filter(x => x.id !== $i.id));
+	const accountsPromise = api('users/show', { userIds: storedAccounts.map(x => x.id) });
+
+	const accountItemPromises = storedAccounts.map(a => new Promise(res => {
+		accountsPromise.then(accounts => {
+			const account = accounts.find(x => x.id === a.id);
+			if (account == null) return res(null);
+			res({
+				type: 'user',
+				user: account,
+				action: () => { switchAccount(account); }
+			});
+		});
+	}));
+
+	popupMenu([...[{
+		type: 'link',
+		text: i18n.locale.profile,
+		to: `/@${ $i.username }`,
+		avatar: $i,
+	}, null, ...accountItemPromises, {
+		icon: 'fas fa-plus',
+		text: i18n.locale.addAccount,
+		action: () => {
+			popupMenu([{
+				text: i18n.locale.existingAccount,
+				action: () => { showSigninDialog(); },
+			}, {
+				text: i18n.locale.createAccount,
+				action: () => { createAccount(); },
+			}], ev.currentTarget || ev.target);
+		},
+	}, {
+		type: 'link',
+		icon: 'fas fa-users',
+		text: i18n.locale.manageAccounts,
+		to: `/settings/accounts`,
+	}]], ev.currentTarget || ev.target, {
+		align: 'left'
+	});
+}
+
+// このファイルに書きたくないけどここに書かないと何故かVeturが認識しない
+declare module '@vue/runtime-core' {
+	interface ComponentCustomProperties {
+		$i: typeof $i;
+	}
+}