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77 lines
2.3 KiB
77 lines
2.3 KiB
2 years ago
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<script>
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import { user } from '$/client/stores.js';
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import api from '$/client/api.js';
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import { onMount } from "svelte";
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import { push } from 'svelte-spa-router';
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import { log } from "$/client/logging.js";
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/* Set this to a URL to send them if they aren't logged in. */
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export let redirect = false;
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/* Setting this to true will fill in the "no" slot with a quick message
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saying they're being redirected.
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*/
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export let show_required_page = false;
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/*
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*This option is for pages that optionally authenticated,
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* but you need to load the user if they're already logged in.
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*/
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export let optional = false;
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let authenticated = $user.authenticated;
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onMount(async () => {
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// there is a bug in svelte stores where directly using $user.authenticated
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// will result in undefined always even though log.debug($user) says it's true/false
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authenticated = $user.authenticated;
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// BUG: this is getting really hairy, need to refactor this
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if(authenticated === undefined) {
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// we do not know the user's login state so figure it out
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let [status, data] = await api.get('/api/login');
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let needs_redirect = redirect && (status === 401 || status === 403);
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if(status === 200) {
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Object.assign($user, data);
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$user.authenticated = true;
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} else if(optional) {
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$user.authenticated = false; // nothing else needed
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} else {
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$user.authenticated = false;
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log.debug("LoginRequired: /api/login returned", status, "json", data);
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if(needs_redirect) {
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// BUG: not sure if this should go here and only on 401/403
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push(redirect);
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}
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}
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} else if(optional && !$user.authenticated) {
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$user.authenticated = false; // nothing else needed
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} else if(redirect && !$user.authenticated) {
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log.debug("User not authenticated and redirection", redirect);
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push(redirect);
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} else {
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log.debug("User authentication state", $user);
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}
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});
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</script>
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{#if $user && $user.authenticated}
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<slot name="yes">
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</slot>
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{:else if optional}
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<slot name="yes">
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</slot>
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{:else if show_required_page}
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<main>
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<callout>
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<h1>Login Required</h1>
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<p>Redirecting you to the login now...</p>
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</callout>
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</main>
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{:else}
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<slot name="no">
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</slot>
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{/if}
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