72 lines
2.0 KiB
TypeScript
72 lines
2.0 KiB
TypeScript
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import { useAppLinkTrustStore } from '@/stores/appLinkTrustStore';
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import { getUrlScheme, openConfirmedAppLinkUrl } from '@/lib/url';
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export type AppLinkConfirmationChoice = 'open' | 'trust' | 'cancel';
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type PendingAppLinkRequest = {
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url: string;
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resolve: (choice: AppLinkConfirmationChoice) => void;
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};
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let pendingRequest: PendingAppLinkRequest | null = null;
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const listeners = new Set<() => void>();
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const emitChange = (): void => {
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for (const listener of listeners) {
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listener();
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}
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};
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const getSnapshot = (): PendingAppLinkRequest | null => pendingRequest;
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const subscribe = (listener: () => void): (() => void) => {
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listeners.add(listener);
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return () => {
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listeners.delete(listener);
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};
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};
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/**
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* Ask the user (via the app-level confirmation dialog) whether an application
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* deep link may be opened. Resolves immediately when the scheme was trusted
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* earlier. Only one request is active at a time; a new request cancels the
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* pending one.
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*/
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export const openAppLinkWithConfirmation = (url: string): Promise<void> => {
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const scheme = getUrlScheme(url);
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if (!scheme) {
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return Promise.resolve();
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}
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const trustStore = useAppLinkTrustStore.getState();
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if (trustStore.isSchemeTrusted(scheme)) {
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return openConfirmedAppLinkUrl(url).then(() => undefined);
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}
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if (pendingRequest) {
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pendingRequest.resolve('cancel');
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}
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return new Promise<AppLinkConfirmationChoice>((resolve) => {
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pendingRequest = { url, resolve };
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emitChange();
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}).then((choice) => {
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if (choice === 'trust') {
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useAppLinkTrustStore.getState().trustScheme(scheme);
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}
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if (choice === 'open' || choice === 'trust') {
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return openConfirmedAppLinkUrl(url).then(() => undefined);
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}
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});
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};
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export const settleAppLinkConfirmation = (choice: AppLinkConfirmationChoice): void => {
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const request = pendingRequest;
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pendingRequest = null;
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emitChange();
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request?.resolve(choice);
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};
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export const subscribeAppLinkConfirmation = subscribe;
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export const getAppLinkConfirmationSnapshot = getSnapshot;
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