import { IsUnique, Metadata } from "../types.cjs";
//#region src/google-play/config.d.ts
declare const addMethod: unique symbol;
declare class Subscription<NS extends Lowercase<string> = Lowercase<string>, PE extends string = string, BP extends string = string, PI extends string = never, I extends Lowercase<string> = never> {
  readonly productId: string;
  readonly config: GooglePlayConfig<NS, PE, BP, PI>;
  readonly plans: Map<string, Metadata & {
    plan?: PE;
    billingPeriod?: BP;
  }>;
  readonly defaultPlans: Set<string>;
  constructor(config: GooglePlayConfig<NS, PE, BP, PI>, productId: string);
  /**
   * Non-default base plans stay declared on purpose: they keep resolving for
   * grandfathered subscribers and serve as price-experiment arms. Never sell
   * a legacy base plan to new users unless that is intentional.
   */
  basePlan: <K extends Lowercase<string>>(planId: K extends I ? never : K, plan: PE, billingPeriod: BP, metadata?: Metadata) => Subscription<NS, PE, BP, PI, I | K>;
  default: <const T extends readonly [I, ...I[]]>(planIds: T & (IsUnique<T> extends true ? unknown : never)) => GooglePlayConfig<NS, PE, BP, PI>;
}
type Options = {
  package: string;
  audience: string;
};
declare class GooglePlayConfig<NS extends Lowercase<string> = Lowercase<string>, PE extends string = string, BP extends string = string, PI extends string = never> {
  readonly package: string;
  readonly audience: string;
  private readonly onetimes;
  private readonly subscriptions;
  private readonly products;
  [addMethod]: (subscription: Subscription<NS, PE, BP, PI>) => this;
  private readonly getId;
  private constructor();
  static create: <NS_1 extends Lowercase<string>, PE_1 extends string = string, BP_1 extends string = string>(options: Options) => GooglePlayConfig<NS_1, PE_1, BP_1, never>;
  subscription: <K extends `${NS}.${Lowercase<string>}`>(productId: K extends PI ? never : K) => Subscription<NS, PE, BP, K | PI, never>;
  onetime: <K extends `${NS}.${Lowercase<string>}`>(productId: K extends PI ? never : K, metadata?: Metadata) => GooglePlayConfig<NS, PE, BP, PI | K>;
  /** Base plan ids that new subscribers should purchase for the product. */
  getDefaultPlanIds: (productId: string) => string[];
  getPlan: (productId: string, planId: string) => PE;
  getBillingPeriod: (productId: string, planId: string) => BP;
  getMode: (productId: string) => 'payment' | 'subscription';
  getCreditAmount: (productId: string, planId?: string) => number;
  private readonly getCreditExpiresIn;
  getCreditExpiresAt: (productId: string, planId?: string) => string;
}
//#endregion
export { GooglePlayConfig };
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