Files
chat/frontend/src/components/Login.tsx
T
2026-09-21 20:17:10 +02:00

232 lines
9.4 KiB
TypeScript

import { useEffect, useState } from "react";
import { ArrowRight, KeyRound, MessageSquareText, ShieldCheck, User, UserPlus, Zap } from "lucide-react";
import { api, setToken } from "../lib/api.ts";
import { useT } from "../lib/i18n.ts";
import type { User as UserType } from "../lib/types.ts";
import { navigate } from "../lib/route.ts";
import { Button, FlowerMark, Input, LangPicker, Spinner } from "./ui.tsx";
import { RecoverDialog } from "./dialogs.tsx";
import { AccessRequestModal } from "./ReviewPage.tsx";
export function Login({ onLogin }: { onLogin: (user: UserType) => void }) {
const { t } = useT();
const [username, setUsername] = useState("admin");
const [key, setKey] = useState("");
const [error, setError] = useState("");
const [busy, setBusy] = useState(false);
const [recoverOpen, setRecoverOpen] = useState(false);
const [recoveryOn, setRecoveryOn] = useState(false);
const [recoveryFrom, setRecoveryFrom] = useState<string | undefined>(undefined);
const [registrationOn, setRegistrationOn] = useState(false);
const [requestOpen, setRequestOpen] = useState(false);
const [requestOn, setRequestOn] = useState(false);
const PERKS = [
{ icon: ShieldCheck, text: t("login.perk1") },
{ icon: Zap, text: t("login.perk2") },
];
// TOTP second step (set when the server answers totpRequired).
const [totpToken, setTotpToken] = useState<string | null>(null);
const [totpUsername, setTotpUsername] = useState("");
const [code, setCode] = useState("");
useEffect(() => {
api.methods().then((m) => {
setRecoveryOn(m.recovery);
setRecoveryFrom(m.from);
setRegistrationOn(m.registration);
setRequestOn(m.accessRequest);
}).catch(() => {});
// Fresh registration hands the new key over via sessionStorage so the
// login form comes prefilled (cleared immediately after reading).
try {
const raw = sessionStorage.getItem("ka_login_prefill");
if (raw) {
const p = JSON.parse(raw) as { username?: string; key?: string };
if (p.username) setUsername(p.username);
if (p.key) setKey(p.key);
sessionStorage.removeItem("ka_login_prefill");
}
} catch {
// ignore (private mode, malformed payload)
}
}, []);
async function submit(e: React.FormEvent) {
e.preventDefault();
if (busy) return;
setError("");
setBusy(true);
try {
const res = await api.login(username.trim().toLowerCase(), key);
if ("totpRequired" in res) {
setTotpToken(res.totpToken);
setTotpUsername(res.username);
return;
}
setToken(res.token);
onLogin(res.user);
} catch (err) {
setError(err instanceof Error ? err.message : t("login.failed"));
} finally {
setBusy(false);
}
}
async function submitTotp(e: React.FormEvent) {
e.preventDefault();
if (busy || !totpToken) return;
setError("");
setBusy(true);
try {
const res = await api.totpLogin(totpToken, code);
setToken(res.token);
onLogin(res.user);
} catch (err) {
setError(err instanceof Error ? err.message : t("login.totpInvalid"));
} finally {
setBusy(false);
}
}
return (
<div className="grid min-h-full place-items-center overflow-y-auto bg-gradient-to-br from-stone-100 via-stone-50 to-accent-100/60 p-4 dark:from-zinc-950 dark:via-zinc-950 dark:to-accent-950/40">
<div className="w-full max-w-md">
<div className="rounded-[2rem] border border-white/60 bg-white/80 px-6 py-6 shadow-2xl shadow-accent-900/5 backdrop-blur-xl sm:px-8 dark:border-zinc-700/60 dark:bg-zinc-900/80">
<div className="mb-1 flex flex-col items-center text-center">
<FlowerMark size={52} dynamic={false} className="mb-2 drop-shadow-lg" />
<h1 className="text-2xl font-bold tracking-tight">{t("login.welcome")}</h1>
<p className="mt-0.5 text-sm opacity-60">{t("login.subtitle")}</p>
</div>
{totpToken ? (
<form onSubmit={submitTotp} className="mt-4 space-y-2.5">
<p className="text-center text-sm opacity-70">
{t("login.totpIntro", { user: totpUsername })}
</p>
<div className="relative">
<KeyRound size={17} className="pointer-events-none absolute left-5 top-1/2 -translate-y-1/2 text-stone-400 dark:text-zinc-500" />
<Input
variant="soft"
className="pl-12 text-center tracking-[0.5em]"
value={code}
onChange={(e) => setCode(e.target.value.replace(/\D/g, "").slice(0, 6))}
autoComplete="one-time-code"
placeholder="000000"
aria-label={t("login.totpAria")}
inputMode="numeric"
required
/>
</div>
{error && (
<p className="rounded-full bg-red-500/10 px-5 py-2.5 text-center text-sm text-red-600 dark:text-red-400" role="alert">
{error}
</p>
)}
<Button type="submit" variant="gradient" size="lg" className="w-full" disabled={busy || code.length !== 6}>
{busy ? <Spinner /> : (<>{t("login.verify")} <ArrowRight size={17} /></>)}
</Button>
<button
type="button"
onClick={() => { setTotpToken(null); setCode(""); setError(""); }}
className="w-full text-center text-sm opacity-60 transition hover:opacity-100 hover:underline"
>
{t("common.backToLogin")}
</button>
</form>
) : (
<form onSubmit={submit} className="mt-4 space-y-2.5">
<div className="relative">
<User size={17} className="pointer-events-none absolute left-5 top-1/2 -translate-y-1/2 text-stone-400 dark:text-zinc-500" />
<Input
variant="soft"
className="pl-12"
value={username}
onChange={(e) => setUsername(e.target.value)}
autoComplete="username"
placeholder={t("login.usernamePh")}
aria-label={t("login.usernamePh")}
required
/>
</div>
<div className="relative">
<KeyRound size={17} className="pointer-events-none absolute left-5 top-1/2 -translate-y-1/2 text-stone-400 dark:text-zinc-500" />
<Input
variant="soft"
className="pl-12"
type="password"
value={key}
onChange={(e) => setKey(e.target.value)}
autoComplete="current-password"
placeholder={t("login.keyPh")}
aria-label={t("login.keyPh")}
required
/>
</div>
{error && (
<p className="rounded-full bg-red-500/10 px-5 py-2.5 text-center text-sm text-red-600 dark:text-red-400" role="alert">
{error}
</p>
)}
<Button type="submit" variant="gradient" size="lg" className="w-full" disabled={busy}>
{busy ? <Spinner /> : (<>{t("login.unlock")} <ArrowRight size={17} /></>)}
</Button>
</form>
)}
<div className="mt-3 flex items-center gap-3 text-xs opacity-40">
<span className="h-px flex-1 bg-current" />
{t("login.newHere")}
<span className="h-px flex-1 bg-current" />
</div>
<Button
variant="secondary"
size="lg"
className="mt-2 w-full"
disabled={!registrationOn}
title={registrationOn ? t("login.regTipOn") : t("login.regTipOff")}
onClick={() => navigate("/register")}
>
<UserPlus size={16} />
{t("login.register")}
</Button>
{/* Wishlist path: only when open registration is off AND the admin
enabled access requests. They are mutually exclusive server-side. */}
{!registrationOn && requestOn && (
<Button
variant="secondary"
size="lg"
className="mt-2 w-full"
onClick={() => setRequestOpen(true)}
>
<MessageSquareText size={16} />
{t("login.requestAccess")}
</Button>
)}
<AccessRequestModal open={requestOpen} onClose={() => setRequestOpen(false)} />
{recoveryOn && (
<button onClick={() => setRecoverOpen(true)} className="mt-2 w-full text-center text-sm opacity-60 transition hover:opacity-100 hover:underline">
{t("login.forgot")}
</button>
)}
<RecoverDialog open={recoverOpen} onClose={() => setRecoverOpen(false)} from={recoveryFrom} />
<div className="mt-3 flex justify-center">
<LangPicker />
</div>
<ul className="mt-4 grid grid-cols-1 gap-2 border-t border-stone-200/70 pt-4 sm:grid-cols-2 dark:border-zinc-800">
{PERKS.map((p) => (
<li key={p.text} className="flex items-center gap-2 text-xs opacity-70">
<span className="grid h-6 w-6 shrink-0 place-items-center rounded-full bg-accent-600/10 text-accent-600 dark:text-accent-400">
<p.icon size={13} />
</span>
{p.text}
</li>
))}
</ul>
</div>
</div>
</div>
);
}