ba5d218841
DEV-C P2: an active autofiller never opens the popup, so under the old rule it got force-locked despite continuous use. Inverts the rule: reset on all messages except a documented exclusion set (only get_autofill_candidates today). Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
65 lines
2.0 KiB
TypeScript
65 lines
2.0 KiB
TypeScript
/// Session inactivity timer.
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///
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/// Two modes:
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/// - `inactivity`: fires the expiry callback after N minutes of no
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/// resetTimer() calls (i.e. no popup/vault-tab messages).
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/// - `every_time`: no timer — the session is cleared on every popup close
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/// (handled elsewhere). resetTimer() is a no-op.
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import type { SessionTimeoutConfig } from '../shared/messages';
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let config: SessionTimeoutConfig = { mode: 'inactivity', minutes: 15 };
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let timerId: ReturnType<typeof setTimeout> | null = null;
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let expiredCallback: (() => void) | null = null;
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/** Register the callback invoked when the inactivity timer fires. */
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export function onExpired(cb: () => void): void {
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expiredCallback = cb;
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}
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/** Return the current session timeout config. */
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export function getConfig(): SessionTimeoutConfig {
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return config;
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}
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/** Update the config. Also stops any running timer (caller should
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* resetTimer() afterwards if the session is still active). */
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export function setConfig(c: SessionTimeoutConfig): void {
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config = c;
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stopTimer();
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}
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/** Clear and restart the inactivity timer. No-op when mode is `every_time`. */
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export function resetTimer(): void {
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stopTimer();
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if (config.mode !== 'inactivity') return;
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const ms = config.minutes * 60 * 1000;
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timerId = setTimeout(() => {
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timerId = null;
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if (expiredCallback) expiredCallback();
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}, ms);
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}
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/** Cancel any pending timer without changing config. */
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export function stopTimer(): void {
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if (timerId !== null) {
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clearTimeout(timerId);
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timerId = null;
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}
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}
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/**
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* Content-callable message types that should NOT reset the inactivity timer.
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*
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* Rationale: a content script reading available autofill candidates is a
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* passive query — it shouldn't keep the vault alive indefinitely while the
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* user isn't actually interacting with it.
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*
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* Today this is the only known passive read; if a future content message
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* is also passive, add it here with a one-line justification.
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*/
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export const READ_ONLY_CONTENT_CALLABLE: ReadonlySet<string> = new Set([
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'get_autofill_candidates',
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]);
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