128 lines
4.6 KiB
TypeScript

"use client";
import { Suspense, useEffect, useState } from "react";
import { useRouter, useSearchParams } from "next/navigation";
import { storeAuthTokens } from "@/lib/api";
type ApiResponse<T> = {
data: T;
meta: { timestamp: string; version: "v1" };
error: null | { message: string; code?: string };
};
type SocialAuthData = {
user: { id: string; email: string; fullName?: string; emailVerified?: boolean };
accessToken?: string;
refreshToken?: string;
next?: string;
};
function decodeProvider(state: string | null) {
if (!state) return "";
try {
const [body] = state.split(".");
const normalized = body.replace(/-/g, "+").replace(/_/g, "/").padEnd(Math.ceil(body.length / 4) * 4, "=");
const json = JSON.parse(atob(normalized)) as { provider?: string };
return json.provider === "apple" || json.provider === "google" ? json.provider : "";
} catch {
return "";
}
}
function SocialCallbackContent() {
const router = useRouter();
const searchParams = useSearchParams();
const [status, setStatus] = useState<"loading" | "success" | "error">("loading");
const [message, setMessage] = useState("Completing sign in...");
useEffect(() => {
const error = searchParams.get("error");
const code = searchParams.get("code");
const state = searchParams.get("state");
const provider = decodeProvider(state);
if (error) {
setStatus("error");
setMessage(error === "access_denied" ? "You declined social sign in." : `Provider returned an error: ${error}`);
return;
}
if (!provider || !code || !state) {
setStatus("error");
setMessage("Social sign in callback is missing required data.");
return;
}
fetch(`/api/auth/social/${provider}/callback`, {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({ code, state }),
})
.then(async (res) => {
const payload = (await res.json()) as ApiResponse<SocialAuthData>;
if (!res.ok || payload.error) throw new Error(payload.error?.message ?? "Social sign in failed.");
storeAuthTokens({
user: payload.data.user,
});
setStatus("success");
setMessage(`Signed in as ${payload.data.user.email}.`);
setTimeout(() => router.replace(payload.data.next || "/app"), 800);
})
.catch((err: Error) => {
setStatus("error");
setMessage(err.message || "Social sign in failed.");
});
}, [router, searchParams]);
return (
<div className="min-h-screen flex items-center justify-center bg-background px-6">
<div className="glass-panel rounded-2xl p-10 text-center max-w-sm w-full shadow-lg">
{status === "loading" && (
<>
<div className="h-12 w-12 rounded-full border-4 border-primary border-t-transparent animate-spin mx-auto mb-4" />
<p className="text-sm text-muted-foreground">{message}</p>
</>
)}
{status === "success" && (
<>
<div className="h-12 w-12 rounded-full bg-green-500/10 flex items-center justify-center mx-auto mb-4">
<svg className="h-6 w-6 text-green-500" 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-semibold text-foreground">Signed in</p>
<p className="text-xs text-muted-foreground mt-1">{message}</p>
</>
)}
{status === "error" && (
<>
<div className="h-12 w-12 rounded-full bg-red-500/10 flex items-center justify-center mx-auto mb-4">
<svg className="h-6 w-6 text-red-500" fill="none" viewBox="0 0 24 24" stroke="currentColor">
<path strokeLinecap="round" strokeLinejoin="round" strokeWidth={2} d="M6 18L18 6M6 6l12 12" />
</svg>
</div>
<p className="text-sm font-semibold text-foreground">Sign in failed</p>
<p className="text-xs text-muted-foreground mt-1">{message}</p>
<button onClick={() => router.replace("/login")} className="mt-4 text-xs text-primary hover:underline">
Back to sign in
</button>
</>
)}
</div>
</div>
);
}
export default function SocialCallbackPage() {
return (
<Suspense
fallback={
<div className="min-h-screen flex items-center justify-center bg-background">
<div className="h-12 w-12 rounded-full border-4 border-primary border-t-transparent animate-spin" />
</div>
}
>
<SocialCallbackContent />
</Suspense>
);
}