import { SmrtObject } from '@happyvertical/smrt-core';
import { CommissionPlanComponent } from '../../commissions/index.js';
import { ReferralAgreementApprovalMode, ReferralTermSnapshotOptions } from '../types.js';
export declare class ReferralTermSnapshot extends SmrtObject {
    /** Tenant ID for multi-tenant isolation (nullable → global rows). */
    tenantId: string | null;
    /** The Referral this snapshot governs. Required. */
    referralId: string;
    /** Id of the ReferralAgreement the terms came from. */
    agreementId: string;
    /** Version of the agreement at qualification time. */
    agreementVersion: number;
    /** CommissionPlan key the components were copied from. */
    planKey: string;
    /**
     * CommissionPlan version PINNED at qualification — when the agreement
     * left the version unpinned (`0`), this records the latest-active version
     * that was resolved.
     */
    planVersion: number;
    /** AttributionPolicy key stamped on the referral at attribution. */
    policyKey: string;
    /** AttributionPolicy version stamped on the referral at attribution. */
    policyVersion: number;
    /**
     * FROZEN copy of the plan's components JSON — THE calculation inputs.
     * Use {@link getComponents} for the typed array.
     */
    components: string;
    /** ISO 4217 currency the frozen terms are denominated in. */
    currency: string;
    /** Clearing window (days) copied from the agreement. */
    clearingDays: number;
    /** Approval mode copied from the agreement. */
    approvalMode: ReferralAgreementApprovalMode;
    /** Additional metadata as a JSON string (immutable like every field). */
    metadata: string;
    constructor(options?: ReferralTermSnapshotOptions);
    /** Capture the persisted state so the save guard can reject mutations. */
    initialize(): Promise<this>;
    /**
     * Parse {@link components} into the typed plan-component array the
     * calculation service consumes; returns `[]` on empty/invalid JSON.
     */
    getComponents(): CommissionPlanComponent[];
    /** Parse {@link metadata}; returns `{}` on malformed content. */
    getMetadata(): Record<string, unknown>;
    /**
     * Save with the full-immutability guard:
     *
     * - A hydrated persisted row must serialize IDENTICALLY to its captured
     *   state — any field change throws (no-op re-saves pass).
     * - An instance carrying an existing row's id WITHOUT having hydrated it
     *   (e.g. `create({ id, _skipLoad: true })`) is rejected outright — blind
     *   overwrites can't sidestep the comparison.
     */
    save(): Promise<this>;
    private serializeState;
}
export default ReferralTermSnapshot;
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