import type { AccountDID, ConsumerGetSuccess, ProviderDID } from '@storacha/capabilities/types';
import * as Ucanto from '@ucanto/interface';
import { ProviderAdd } from '@storacha/capabilities/types';
import { SpaceDID } from '../types.js';
/**
 * action which results in provisionment of a space consuming a storage provider
 */
export interface Provision {
    cause: Ucanto.Invocation<ProviderAdd>;
    consumer: Ucanto.DID<'key'>;
    customer: Ucanto.DID<'mailto'>;
    provider: ProviderDID;
}
export interface Customer {
    did: Ucanto.DID<'mailto'>;
    subscriptions: string[];
}
export interface Subscription {
    customer: AccountDID;
    consumer?: Ucanto.DIDKey;
}
/**
 * stores instances of a storage provider being consumed by a consumer
 */
export interface ProvisionsStorage<ProviderDID = Ucanto.DID<'web'>> {
    services: ProviderDID[];
    hasStorageProvider: (consumer: SpaceDID) => Promise<Ucanto.Result<boolean, never>>;
    getStorageProviders: (consumer: SpaceDID) => Promise<Ucanto.Result<ProviderDID[], never>>;
    /**
     * ensure item is stored
     *
     * @param item - provision to store
     */
    put: (item: Provision) => Promise<Ucanto.Result<{
        id: string;
    }, Ucanto.Failure>>;
    /**
     * Returns information about a customer related to the given provider.
     *
     * TODO: this should be moved out to a consumers store
     *
     * @param provider DID of the provider we care about
     * @param consumer DID of the consumer
     * @returns record for the specified customer, if it is in our system
     */
    getConsumer: (provider: ProviderDID, consumer: Ucanto.DIDKey) => Promise<Ucanto.Result<ConsumerGetSuccess, Ucanto.Failure>>;
    /**
     * Returns information about a customer related to the given provider.
     *
     * TODO: this should be moved out to a subscriptions store (and maybe eventually a "customers" store)
     *
     * @param provider DID of the provider we care about
     * @param customer DID of the customer
     * @returns record for the specified customer, if it is in our system
     */
    getCustomer: (provider: ProviderDID, customer: AccountDID) => Promise<Ucanto.Result<Customer, Ucanto.Failure>>;
    /**
     * Returns information about a subscription to a provider.
     *
     * TODO: this should be moved out to a subscriptions store
     *
     * @returns subscription information for a given subscription ID at the given provider
     */
    getSubscription: (provider: ProviderDID, subscription: string) => Promise<Ucanto.Result<Subscription, Ucanto.Failure>>;
    /**
     * get number of stored items
     */
    count: () => Promise<bigint>;
}
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