6c7eed7580
Fresh history cut from cynarAI/evoo antigravity-handoff/project-timeline (Voice First + project timeline). Brand docs/titles as evOo; keep @rakazo/* packages as tech debt. Excludes node_modules, caches, secrets, voice blobs.
48 lines
1.9 KiB
TypeScript
48 lines
1.9 KiB
TypeScript
export interface SessionGateInput {
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data: { user?: unknown } | null | undefined;
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isPending: boolean;
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error: { status?: number } | null;
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}
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export type SessionGate = "loading" | "unreachable" | "authenticated" | "anonymous";
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/**
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* A failed session fetch is not a sign-out. Better Auth keeps the last known
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* session on a network error, but a cold load has nothing to keep, and its
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* refresh manager only polls once a session exists — so a request that fails
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* before the first success never retries. Routing that state to sign-in signs
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* out a user whose cookie is still valid, so it is reported separately.
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*/
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export function sessionGate(session: SessionGateInput): SessionGate {
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if (session.data?.user) return "authenticated";
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if (session.isPending) return "loading";
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// 401 is the server answering: there is genuinely no session.
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if (session.error && session.error.status !== 401) return "unreachable";
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return "anonymous";
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}
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/**
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* Better Auth clears `error` and sets `isPending` while a null-session refetch
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* runs, which would otherwise look like a cold "loading" and unmount the
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* reconnect UI (resetting backoff). Hold the unreachable screen across that
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* refetch until the gate resolves to authenticated or anonymous.
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*/
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export function holdUnreachableGate(gate: SessionGate, holding: boolean): boolean {
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if (gate === "unreachable") return true;
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if (gate === "authenticated" || gate === "anonymous") return false;
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return holding;
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}
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export function showSessionUnavailable(gate: SessionGate, holding: boolean): boolean {
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return gate === "unreachable" || (holding && gate === "loading");
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}
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const RETRY_BASE_MS = 1_000;
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const RETRY_MAX_MS = 15_000;
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/** Exponential backoff for retrying an unreachable session lookup. */
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export function sessionRetryDelayMs(attempt: number): number {
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const exponent = Math.max(0, attempt);
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return Math.min(RETRY_MAX_MS, RETRY_BASE_MS * 2 ** exponent);
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}
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