Files
PolyWeather/frontend/components/dashboard/scan-terminal/terminal-auth-bootstrap.ts
2026-05-30 19:10:19 +08:00

108 lines
3.3 KiB
TypeScript

import type { AuthProfilePayload } from "@/components/dashboard/scan-terminal/terminal-access-state";
export type TerminalAuthProfilePayload = AuthProfilePayload;
type SupabaseSessionResult = {
data?: {
session?: {
access_token?: string | null;
} | null;
} | null;
} | null | undefined;
type LoadTerminalAuthProfileOptions = {
getSession: () => Promise<SupabaseSessionResult>;
hasSupabasePublicEnv: boolean;
loadAuthProfile: (
accessToken?: string | null,
options?: { preferSnapshot?: boolean },
) => Promise<TerminalAuthProfilePayload>;
};
type SettledProfile =
| { ok: true; payload: TerminalAuthProfilePayload | null }
| { ok: false; error: unknown };
function settleProfile(
promise: Promise<TerminalAuthProfilePayload | null>,
): Promise<SettledProfile> {
return promise
.then((payload) => ({ ok: true as const, payload }))
.catch((error) => ({ ok: false as const, error }));
}
function firstKnownProfile(cookieResult: SettledProfile, bearerResult: SettledProfile) {
if (bearerResult.ok && bearerResult.payload?.authenticated) return bearerResult.payload;
if (
!bearerResult.ok &&
cookieResult.ok &&
cookieResult.payload?.authenticated === false
) {
throw bearerResult.error;
}
if (cookieResult.ok && cookieResult.payload) return cookieResult.payload;
if (bearerResult.ok && bearerResult.payload) return bearerResult.payload;
if (!cookieResult.ok) throw cookieResult.error;
if (!bearerResult.ok) throw bearerResult.error;
return {
authenticated: false,
subscription_active: false,
points: 0,
};
}
function canResolveProfileImmediately(
payload: TerminalAuthProfilePayload | null,
): payload is TerminalAuthProfilePayload {
return payload?.authenticated === true && payload.subscription_active === true;
}
export async function loadTerminalAuthProfile({
getSession,
hasSupabasePublicEnv,
loadAuthProfile,
}: LoadTerminalAuthProfileOptions) {
let resolvedAuthenticated = false;
let resolveAuthenticated:
| ((payload: TerminalAuthProfilePayload) => void)
| null = null;
const authenticatedProfile = new Promise<TerminalAuthProfilePayload>((resolve) => {
resolveAuthenticated = resolve;
});
const resolveIfAuthenticated = (payload: TerminalAuthProfilePayload | null) => {
if (!canResolveProfileImmediately(payload) || resolvedAuthenticated) return;
resolvedAuthenticated = true;
resolveAuthenticated?.(payload);
};
const cookieProfile = settleProfile(
loadAuthProfile(null, { preferSnapshot: true }).then((payload) => {
resolveIfAuthenticated(payload);
return payload;
}),
);
const bearerProfile = settleProfile(
(async () => {
if (!hasSupabasePublicEnv) return null;
const sessionResult = await getSession();
if (resolvedAuthenticated) return null;
const accessToken = String(
sessionResult?.data?.session?.access_token || "",
).trim();
if (!accessToken) return null;
const payload = await loadAuthProfile(accessToken, { preferSnapshot: true });
resolveIfAuthenticated(payload);
return payload;
})(),
);
const fallbackProfile = Promise.all([cookieProfile, bearerProfile]).then(
([cookieResult, bearerResult]) => firstKnownProfile(cookieResult, bearerResult),
);
return Promise.race([authenticatedProfile, fallbackProfile]);
}