chat-ui / src /routes /+layout.svelte
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<script lang="ts">
import { onDestroy } from "svelte";
import { goto, invalidate } from "$app/navigation";
import { page } from "$app/stores";
import "../styles/main.css";
import { base } from "$app/paths";
import { PUBLIC_ORIGIN } from "$env/static/public";
import { shareConversation } from "$lib/shareConversation";
import { UrlDependency } from "$lib/types/UrlDependency";
import { error } from "$lib/stores/errors";
import MobileNav from "$lib/components/MobileNav.svelte";
import NavMenu from "$lib/components/NavMenu.svelte";
import Toast from "$lib/components/Toast.svelte";
import { PUBLIC_APP_ASSETS, PUBLIC_APP_NAME } from "$env/static/public";
import titleUpdate from "$lib/stores/titleUpdate";
import { createSettingsStore } from "$lib/stores/settings";
import { browser } from "$app/environment";
export let data;
let isNavOpen = false;
let errorToastTimeout: ReturnType<typeof setTimeout>;
let currentError: string | null;
async function onError() {
// If a new different error comes, wait for the current error to hide first
if ($error && currentError && $error !== currentError) {
clearTimeout(errorToastTimeout);
currentError = null;
await new Promise((resolve) => setTimeout(resolve, 300));
}
currentError = $error;
errorToastTimeout = setTimeout(() => {
$error = null;
currentError = null;
}, 3000);
}
async function deleteConversation(id: string) {
try {
const res = await fetch(`${base}/conversation/${id}`, {
method: "DELETE",
headers: {
"Content-Type": "application/json",
},
});
if (!res.ok) {
$error = "Error while deleting conversation, try again.";
return;
}
if ($page.params.id !== id) {
await invalidate(UrlDependency.ConversationList);
} else {
await goto(`${base}/`, { invalidateAll: true });
}
} catch (err) {
console.error(err);
$error = String(err);
}
}
async function editConversationTitle(id: string, title: string) {
try {
const res = await fetch(`${base}/conversation/${id}`, {
method: "PATCH",
headers: {
"Content-Type": "application/json",
},
body: JSON.stringify({ title }),
});
if (!res.ok) {
$error = "Error while editing title, try again.";
return;
}
await invalidate(UrlDependency.ConversationList);
} catch (err) {
console.error(err);
$error = String(err);
}
}
onDestroy(() => {
clearTimeout(errorToastTimeout);
});
$: if ($error) onError();
$: if ($titleUpdate) {
const convIdx = data.conversations.findIndex(({ id }) => id === $titleUpdate?.convId);
if (convIdx != -1) {
data.conversations[convIdx].title = $titleUpdate?.title ?? data.conversations[convIdx].title;
}
// update data.conversations
data.conversations = [...data.conversations];
$titleUpdate = null;
}
const settings = createSettingsStore(data.settings);
$: if (browser && $page.url.searchParams.has("model")) {
if ($settings.activeModel === $page.url.searchParams.get("model")) {
goto(`${base}/?`);
}
$settings.activeModel = $page.url.searchParams.get("model") ?? $settings.activeModel;
}
</script>
<svelte:head>
<title>{PUBLIC_APP_NAME}</title>
<meta name="description" content="The first open source alternative to ChatGPT. 💪" />
<meta name="twitter:card" content="summary_large_image" />
<meta name="twitter:site" content="@huggingface" />
<meta property="og:title" content={PUBLIC_APP_NAME} />
<meta property="og:type" content="website" />
<meta property="og:url" content="{PUBLIC_ORIGIN || $page.url.origin}{base}" />
<meta
property="og:image"
content="{PUBLIC_ORIGIN || $page.url.origin}{base}/{PUBLIC_APP_ASSETS}/thumbnail.png"
/>
<link
rel="icon"
href="{PUBLIC_ORIGIN || $page.url.origin}{base}/{PUBLIC_APP_ASSETS}/favicon.ico"
sizes="32x32"
/>
<link
rel="icon"
href="{PUBLIC_ORIGIN || $page.url.origin}{base}/{PUBLIC_APP_ASSETS}/icon.svg"
type="image/svg+xml"
/>
<link
rel="apple-touch-icon"
href="{PUBLIC_ORIGIN || $page.url.origin}{base}/{PUBLIC_APP_ASSETS}/apple-touch-icon.png"
/>
<link
rel="manifest"
href="{PUBLIC_ORIGIN || $page.url.origin}{base}/{PUBLIC_APP_ASSETS}/manifest.json"
/>
</svelte:head>
<div
class="grid h-full w-screen grid-cols-1 grid-rows-[auto,1fr] overflow-hidden text-smd md:grid-cols-[280px,1fr] md:grid-rows-[1fr] dark:text-gray-300"
>
<MobileNav
isOpen={isNavOpen}
on:toggle={(ev) => (isNavOpen = ev.detail)}
title={data.conversations.find((conv) => conv.id === $page.params.id)?.title}
>
<NavMenu
conversations={data.conversations}
user={data.user}
canLogin={data.user === undefined && data.loginEnabled}
on:shareConversation={(ev) => shareConversation(ev.detail.id, ev.detail.title)}
on:deleteConversation={(ev) => deleteConversation(ev.detail)}
on:editConversationTitle={(ev) => editConversationTitle(ev.detail.id, ev.detail.title)}
/>
</MobileNav>
<nav class="grid max-h-screen grid-cols-1 grid-rows-[auto,1fr,auto] max-md:hidden">
<NavMenu
conversations={data.conversations}
user={data.user}
canLogin={data.user === undefined && data.loginEnabled}
on:shareConversation={(ev) => shareConversation(ev.detail.id, ev.detail.title)}
on:deleteConversation={(ev) => deleteConversation(ev.detail)}
on:editConversationTitle={(ev) => editConversationTitle(ev.detail.id, ev.detail.title)}
/>
</nav>
{#if currentError}
<Toast message={currentError} />
{/if}
<slot />
</div>