import { P as Provider } from "../../packem_shared/provider.d-Dh32nRm9.js";
import { I as InAppPayload } from "../../packem_shared/types.d-C7l7qdMG.js";
import { S as Storage } from "../../packem_shared/unstorage.DqlWKU2I.d-CogP3Etw.js";
/**
 * A persisted in-app notification.
 */
interface StoredNotification {
  actions?: {
    label: string;
    url?: string;
  }[];
  body: string;
  createdAt: number;
  data?: Record<string, unknown>;
  id: string;
  read: boolean;
  subscriberId: string;
  title?: string;
}
interface ListOptions {
  /** Max items to return. */
  limit?: number;
  /** Only return unread items. */
  unreadOnly?: boolean;
}
/**
 * Backing store for the in-app channel. The default {@link MemoryInAppStore} is
 * in-process; back it with a persistent store for production feeds.
 */
interface InAppStore {
  add: (notification: Omit<StoredNotification, "createdAt" | "id" | "read"> & {
    id?: string;
  }) => Promise<StoredNotification>;
  list: (subscriberId: string, options?: ListOptions) => Promise<StoredNotification[]>;
  markAllRead: (subscriberId: string) => Promise<void>;
  markRead: (id: string) => Promise<void>;
  remove: (id: string) => Promise<void>;
  unreadCount: (subscriberId: string) => Promise<number>;
}
/**
 * In-memory {@link InAppStore}.
 */
declare class MemoryInAppStore implements InAppStore {
  #private;
  add(notification: Omit<StoredNotification, "createdAt" | "id" | "read"> & {
    id?: string;
  }): Promise<StoredNotification>;
  list(subscriberId: string, options?: ListOptions): Promise<StoredNotification[]>;
  markRead(id: string): Promise<void>;
  markAllRead(subscriberId: string): Promise<void>;
  unreadCount(subscriberId: string): Promise<number>;
  remove(id: string): Promise<void>;
}
interface InAppProviderConfig {
  /** Provider id reported on results (default `"inapp"`). */
  id?: string;
  /** Backing store (default a new {@link MemoryInAppStore}). */
  store?: InAppStore;
}
/**
 * In-app channel provider. Persists notifications to an {@link InAppStore} for a feed/inbox
 * UI to query. Expose the store via `getInstance()` to read/markRead.
 * @param config Provider `id` and the backing {@link InAppStore} (defaults to in-memory).
 * @returns A provider that writes notifications into the configured store.
 */
declare const inAppProvider$1: (config?: InAppProviderConfig) => Provider<InAppProviderConfig, InAppPayload, InAppStore>;
/**
 * An {@link InAppStore} backed by an [unstorage](https://unstorage.unjs.io) driver, giving durable,
 * multi-backend persistence (Redis, filesystem, Cloudflare KV, ...). `unstorage` is an optional peer
 * dependency — pass a configured `Storage` instance.
 *
 * Each notification is stored under `prefix:item:id`, and a per-subscriber index list is kept under
 * `prefix:index:subscriberId` so `list`/`unreadCount`/`markAllRead` avoid scanning every key.
 *
 * The per-subscriber index is eventually-consistent: the item and index keys are written
 * non-atomically, so a concurrent reader may briefly observe one without the other.
 *
 * Edge-safe: works on Cloudflare KV (and other edge runtimes) via the matching unstorage driver.
 */
declare class UnstorageInAppStore implements InAppStore {
  #private;
  constructor(storage: Storage, prefix?: string);
  add(notification: Omit<StoredNotification, "createdAt" | "id" | "read"> & {
    id?: string;
  }): Promise<StoredNotification>;
  list(subscriberId: string, options?: ListOptions): Promise<StoredNotification[]>;
  markRead(id: string): Promise<void>;
  markAllRead(subscriberId: string): Promise<void>;
  unreadCount(subscriberId: string): Promise<number>;
  remove(id: string): Promise<void>;
}
/**
 * Convenience factory for {@link UnstorageInAppStore}.
 * @param storage A configured unstorage `Storage` instance (optional peer).
 * @param prefix Key prefix under which notifications are stored.
 * @returns A new {@link UnstorageInAppStore}.
 */
declare const createUnstorageInAppStore: (storage: Storage, prefix?: string) => UnstorageInAppStore;
/** @deprecated Renamed to `createInAppProvider`; removed in the next major. */
declare const inAppProvider: typeof inAppProvider$1;
export { type InAppProviderConfig, type InAppStore, type ListOptions, MemoryInAppStore, type StoredNotification, UnstorageInAppStore, inAppProvider$1 as createInAppProvider, createUnstorageInAppStore, inAppProvider };