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| The sidebar asks billing whether it is on, not for the account, so no page waits on the card processor | 1 | import type { RegistrationMode } from "@g1t/contracts"; |
| 2 | ||
| 3 | import { identity } from "./services.server"; | |
| 4 | ||
| 5 | /** How long one isolate trusts the answer before asking identity again. */ | |
| 6 | const TTL_MS = 60_000; | |
| 7 | ||
| 8 | let known: { mode: RegistrationMode; at: number } | null = null; | |
| 9 | ||
| 10 | /** | |
| 11 | * Whether g1t.sh is invite-only, as identity's REGISTRATION_MODE says. | |
| 12 | * Asked at most once a minute per isolate; when identity cannot answer, | |
| 13 | * the site says invite-only, the same as identity does with no setting. | |
| 14 | */ | |
| 15 | export async function registrationMode(): Promise<RegistrationMode> { | |
| 16 | const now = Date.now(); | |
| 17 | if (known && now - known.at < TTL_MS) return known.mode; | |
| 18 | try { | |
| 19 | const mode = await identity.registration(); | |
| 20 | known = { mode: mode === "open" ? "open" : "invite", at: now }; | |
| 21 | return known.mode; | |
| 22 | } catch { | |
| 23 | return "invite"; | |
| 24 | } | |
| 25 | } | |
| 26 | ||
| 27 | /** Who is asking, for identity's rate limits: the visitor's address. */ | |
| 28 | export function clientKey(request: Request): string | null { | |
| 29 | return request.headers.get("cf-connecting-ip") ?? request.headers.get("x-forwarded-for")?.split(",")[0]?.trim() ?? null; | |
| 30 | } |
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