import type { StatusResponse, ValidateReceiptRequest, ValidateReceiptResponse, ValidatePurchaseRequest, ValidatePurchaseResponse, PurchaseStatusResponse, EntitlementResponse, EntitlementsResponse } from '@onesub/shared';
/**
 * Checks the subscription status for a given user from the onesub server.
 */
export declare function checkStatus(serverUrl: string, userId: string): Promise<StatusResponse>;
/**
 * Validates a subscription receipt with the onesub server.
 * The server handles Apple/Google verification and stores the subscription.
 */
export declare function validateReceipt(serverUrl: string, receipt: ValidateReceiptRequest): Promise<ValidateReceiptResponse>;
/**
 * Validates a consumable or non-consumable product purchase with the onesub server.
 * The server verifies the Apple/Google receipt and records the purchase.
 */
export declare function validatePurchase(serverUrl: string, request: ValidatePurchaseRequest): Promise<ValidatePurchaseResponse>;
/**
 * Checks the purchase status for a given user from the onesub server.
 * Optionally filter by productId.
 */
export declare function checkPurchaseStatus(serverUrl: string, userId: string, productId?: string): Promise<PurchaseStatusResponse>;
/**
 * Check a single entitlement for a user. Returns `{ active: false, source: null }`
 * when the user has no matching record, or throws on transport / server error.
 *
 * Returns 404 errorCode `ENTITLEMENT_NOT_FOUND` when the id is unknown to the
 * server (config mismatch). The throw differentiates this from "user not entitled".
 */
export declare function checkEntitlement(serverUrl: string, userId: string, id: string): Promise<EntitlementResponse>;
/**
 * Check all entitlements configured on the server in one round-trip.
 * Use on app launch / login to populate the entitlements map.
 *
 * Returns `{ entitlements: {} }` when the server has no entitlements
 * configured (the route is not mounted, returning 404 — surfaced here as an
 * empty map rather than a throw, since "no entitlements configured" is a
 * valid runtime state, not an error).
 */
export declare function checkEntitlements(serverUrl: string, userId: string): Promise<EntitlementsResponse>;
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