export declare const viewUrl: {
    product: (uuid: string) => string;
    store: (uuid: string) => string;
    order: (uuid: string) => string;
    designs: () => string;
};
export declare function isRecord(v: unknown): v is Record<string, unknown>;
/** Read the first present string value among candidate keys. */
export declare function str(obj: unknown, ...keys: string[]): string | undefined;
/** Read the first present number value among candidate keys. */
export declare function num(obj: unknown, ...keys: string[]): number | undefined;
/** Read a provider VARIANT id, which is numeric on Printful/Printify but a STRING productUid on
 *  Gelato (e.g. "phonecase_apple_iphone-16_tough_white_glossy"). Returns a number for all-digit
 *  values, otherwise the raw string — NEVER coerces a non-numeric id to 0 (which silently drops
 *  Gelato variants and skips their mockup). The platform's preview/create/variant endpoints compare
 *  variant ids AS STRINGS, so passing the string through works for every provider. */
export declare function variantRef(obj: unknown, ...keys: string[]): number | string | undefined;
/** Read the first present boolean among candidate keys. */
export declare function bool(obj: unknown, ...keys: string[]): boolean | undefined;
/** Coerce a value that might be an array, or `{items|data|results: [...]}`, or a bare object,
 *  into an array. Tolerant of the several envelope shapes the API uses across endpoints. */
export declare function asArray(raw: unknown, ...envelopeKeys: string[]): unknown[];
/** Total count for a paginated list: explicit `total`, else the page length. */
export declare function total(raw: unknown, pageLength: number): number;