/** @typedef {import('../../types/usage.js').UsageStorage} UsageStore */
/** @implements {UsageStore} */
export class UsageStorage implements UsageStore {
    /**
     * @param {import('./blob-registry.js').Registry} blobRegistry
     */
    constructor(blobRegistry: import("./blob-registry.js").Registry);
    blobRegistry: import("./blob-registry.js").Registry;
    /**
     * @type {import('../types.js').EgressData[]}
     */
    _egressRecords: import("../types.js").EgressData[];
    get items(): {
        blob: import("../../types/blob.js").Blob;
        cause: import("multiformats/link/interface").Link;
        insertedAt: Date;
        space: `did:key:${string}`;
        size: number;
    }[];
    /**
     * @param {import('../types.js').ProviderDID} provider
     * @param {import('../types.js').SpaceDID} space
     * @param {{ from: Date, to: Date }} period
     */
    report(provider: import("../types.js").ProviderDID, space: import("../types.js").SpaceDID, period: {
        from: Date;
        to: Date;
    }): Promise<{
        ok: {
            provider: `did:web:${string}`;
            space: `did:key:${string}`;
            period: {
                from: string;
                to: string;
            };
            size: {
                initial: number;
                final: number;
            };
            events: {
                cause: import("../types.js").Link;
                delta: number;
                receiptAt: string;
            }[];
        };
    }>;
    /**
     * @param {import('../types.js').ProviderDID} provider
     * @param {import('../types.js').SpaceDID} space
     * @param {{ from: Date, to: Date }} period
     */
    reportEgress(provider: import("../types.js").ProviderDID, space: import("../types.js").SpaceDID, period: {
        from: Date;
        to: Date;
    }): Promise<{
        ok: {
            provider: `did:web:${string}`;
            space: `did:key:${string}`;
            period: {
                from: string;
                to: string;
            };
            total: number;
        };
    }>;
    /**
     * Simulate a record of egress data for a customer.
     *
     * @param {import('../types.js').SpaceDID} space
     * @param {import('../types.js').AccountDID} customer
     * @param {import('../types.js').UnknownLink} resource
     * @param {number} bytes
     * @param {Date} servedAt
     * @param {import('../types.js').UnknownLink} cause
     */
    record(space: import("../types.js").SpaceDID, customer: import("../types.js").AccountDID, resource: import("../types.js").UnknownLink, bytes: number, servedAt: Date, cause: import("../types.js").UnknownLink): Promise<{
        ok: import("@storacha/capabilities/types").EgressData;
    }>;
    get egressRecords(): import("@storacha/capabilities/types").EgressData[];
}
export type UsageStore = import("../../types/usage.js").UsageStorage;
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