2026-03-18 13:02:58 -07:00

221 lines
9.6 KiB
TypeScript

"use client";
import { useEffect, useState } from "react";
import { AppShell } from "../../../components/app-shell";
import { apiFetch } from "@/lib/api";
type ApiResponse<T> = {
data: T;
meta: { timestamp: string; version: "v1" };
error: null | { message: string; code?: string };
};
type TwoFaGenerateData = { qrCode: string; otpAuthUrl: string };
type UserData = { user: { twoFactorEnabled: boolean } };
export default function TwoFAPage() {
const [enabled, setEnabled] = useState<boolean | null>(null);
const [qrCode, setQrCode] = useState<string>("");
const [otpAuthUrl, setOtpAuthUrl] = useState<string>("");
const [token, setToken] = useState("");
const [status, setStatus] = useState("");
const [isError, setIsError] = useState(false);
const [step, setStep] = useState<"idle" | "scan" | "done">("idle");
useEffect(() => {
apiFetch<UserData["user"]>("/api/auth/me")
.then((res) => {
if (!res.error && res.data) {
// me returns { user: {...} }
const data = res.data as unknown as UserData;
setEnabled(data.user?.twoFactorEnabled ?? false);
}
})
.catch(() => {});
}, []);
const handleGenerate = async () => {
setStatus("Generating QR code...");
setIsError(false);
const res = await apiFetch<TwoFaGenerateData>("/api/2fa/generate", { method: "POST" });
if (res.error) {
setStatus(res.error.message ?? "Failed to generate 2FA secret.");
setIsError(true);
return;
}
setQrCode(res.data.qrCode);
setOtpAuthUrl(res.data.otpAuthUrl);
setStep("scan");
setStatus("Scan the QR code with your authenticator app, then enter the code below.");
};
const handleEnable = async (event: React.FormEvent) => {
event.preventDefault();
if (!token || token.length !== 6) {
setStatus("Please enter the 6-digit code.");
setIsError(true);
return;
}
setStatus("Verifying...");
setIsError(false);
const res = await apiFetch<{ message: string }>("/api/2fa/enable", {
method: "POST",
body: JSON.stringify({ token }),
});
if (res.error) {
setStatus(res.error.message ?? "Verification failed. Try again.");
setIsError(true);
return;
}
setEnabled(true);
setStep("done");
setStatus("Two-factor authentication is now active.");
};
const handleDisable = async (event: React.FormEvent) => {
event.preventDefault();
if (!token || token.length !== 6) {
setStatus("Please enter the 6-digit code to confirm.");
setIsError(true);
return;
}
setStatus("Disabling 2FA...");
setIsError(false);
const res = await apiFetch<{ message: string }>("/api/2fa/disable", {
method: "DELETE",
body: JSON.stringify({ token }),
});
if (res.error) {
setStatus(res.error.message ?? "Failed. Check your authenticator code.");
setIsError(true);
return;
}
setEnabled(false);
setToken("");
setStep("idle");
setStatus("Two-factor authentication has been disabled.");
};
return (
<AppShell title="Two-Factor Auth" subtitle="Secure your account with a TOTP authenticator.">
<div className="max-w-lg">
<div className="glass-panel rounded-2xl p-8">
{enabled === null ? (
<div className="flex items-center justify-center py-8">
<div className="h-8 w-8 rounded-full border-2 border-primary border-t-transparent animate-spin" />
</div>
) : enabled ? (
<>
<div className="flex items-center gap-3 mb-6">
<div className="h-10 w-10 rounded-full bg-primary/10 flex items-center justify-center">
<svg className="h-5 w-5 text-primary" fill="none" viewBox="0 0 24 24" stroke="currentColor">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M9 12l2 2 4-4m5.618-4.016A11.955 11.955 0 0112 2.944a11.955 11.955 0 01-8.618 3.04A12.02 12.02 0 003 9c0 5.591 3.824 10.29 9 11.622 5.176-1.332 9-6.03 9-11.622 0-1.042-.133-2.052-.382-3.016z" />
</svg>
</div>
<div>
<p className="text-sm font-bold text-foreground">2FA is Active</p>
<p className="text-xs text-muted-foreground">Your account is protected with TOTP.</p>
</div>
</div>
<p className="text-sm text-muted-foreground mb-6">
To disable two-factor authentication, enter the current code from your authenticator app.
</p>
<form onSubmit={handleDisable} className="space-y-4">
<div>
<label className="block text-sm font-medium text-foreground mb-1">Authenticator Code</label>
<input
type="text" inputMode="numeric" maxLength={6} placeholder="000000"
value={token} onChange={(e) => setToken(e.target.value.replace(/\D/g, ""))}
className="block w-full rounded-lg border border-border bg-background/50 px-3 py-2 text-sm text-center tracking-widest focus:border-primary focus:outline-none focus:ring-primary transition-all"
required
/>
</div>
<button
type="submit"
className="w-full rounded-lg border border-red-500/30 bg-red-500/10 py-2.5 px-4 text-sm font-bold text-red-500 hover:bg-red-500/20 transition-all"
>
Disable 2FA
</button>
</form>
</>
) : step === "idle" ? (
<>
<div className="flex items-center gap-3 mb-6">
<div className="h-10 w-10 rounded-full bg-secondary flex items-center justify-center">
<svg className="h-5 w-5 text-muted-foreground" fill="none" viewBox="0 0 24 24" stroke="currentColor">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M12 15v2m-6 4h12a2 2 0 002-2v-6a2 2 0 00-2-2H6a2 2 0 00-2 2v6a2 2 0 002 2zm10-10V7a4 4 0 00-8 0v4h8z" />
</svg>
</div>
<div>
<p className="text-sm font-bold text-foreground">2FA Not Enabled</p>
<p className="text-xs text-muted-foreground">Add an extra layer of protection.</p>
</div>
</div>
<p className="text-sm text-muted-foreground mb-6">
Use any TOTP authenticator app (Google Authenticator, Authy, 1Password) to generate login codes.
</p>
<button
onClick={handleGenerate}
className="w-full rounded-lg bg-primary py-2.5 px-4 text-sm font-bold text-primary-foreground hover:bg-primary/90 transition-all"
>
Enable Two-Factor Auth
</button>
</>
) : step === "scan" ? (
<>
<p className="text-sm font-bold text-foreground mb-2">Scan this QR code</p>
<p className="text-xs text-muted-foreground mb-4">
Open your authenticator app and scan the code below, or enter the key manually.
</p>
{qrCode && (
<div className="flex justify-center mb-4 bg-white p-3 rounded-xl inline-block">
{/* eslint-disable-next-line @next/next/no-img-element */}
<img src={qrCode} alt="2FA QR Code" className="h-40 w-40" />
</div>
)}
{otpAuthUrl && (
<p className="text-[10px] text-muted-foreground break-all mb-4 font-mono bg-secondary/30 p-2 rounded">{otpAuthUrl}</p>
)}
<form onSubmit={handleEnable} className="space-y-4">
<div>
<label className="block text-sm font-medium text-foreground mb-1">Enter code to confirm</label>
<input
type="text" inputMode="numeric" maxLength={6} placeholder="6-digit code"
value={token} onChange={(e) => setToken(e.target.value.replace(/\D/g, ""))}
className="block w-full rounded-lg border border-border bg-background/50 px-3 py-2 text-sm text-center tracking-widest focus:border-primary focus:outline-none focus:ring-primary transition-all"
required autoFocus
/>
</div>
<button
type="submit"
className="w-full rounded-lg bg-primary py-2.5 px-4 text-sm font-bold text-primary-foreground hover:bg-primary/90 transition-all"
>
Verify and Enable
</button>
</form>
</>
) : (
<div className="text-center py-4">
<div className="mx-auto h-12 w-12 rounded-full bg-primary/10 flex items-center justify-center mb-4">
<svg className="h-6 w-6 text-primary" fill="none" viewBox="0 0 24 24" stroke="currentColor">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M5 13l4 4L19 7" />
</svg>
</div>
<p className="text-sm font-bold text-foreground">2FA Enabled Successfully</p>
<p className="text-xs text-muted-foreground mt-1">Your account now requires a code on each login.</p>
</div>
)}
{status && (
<div className={`mt-4 rounded-lg p-3 text-sm text-center ${isError ? "bg-red-500/10 border border-red-500/20 text-red-400" : "bg-accent/10 border border-accent/20"}`}>
{status}
</div>
)}
</div>
</div>
</AppShell>
);
}