import { FetchStateAndError } from '../../../commonStateTypes/common';
import { SelectorView } from '../../../commonStateTypes/viewAndReport/viewAndReport';
import { InvoicingSettingsPayload } from '../../../entity/invoicing/invoicingCommonPayload';
import { InvoicingSubscription } from '../../../entity/invoicing/invoicingSubscription/invoicingSubscriptionState';
import { RootState } from '../../../rootStateTypes';
import { InvoicingChurnDataPoint, InvoicingDashboardSummary, InvoicingMRRDataPoint, InvoicingOverviewKPIs, InvoicingPlanRevenuePoint, InvoicingRevenueDataPoint } from './invoicingOverviewState';
/** A selectable month in the overview period picker. */
export interface InvoicingOverviewPeriodOption {
    label: string;
    month: number;
    year: number;
}
/** "Jun 1 - Jun 30, 2026" labels for the trailing months, newest first. */
export declare function buildPeriodOptions(): InvoicingOverviewPeriodOption[];
/** A single overview metric paired with the fetch state of its API call. */
export interface InvoicingOverviewMetric<T> {
    data: T;
    fetchState: FetchStateAndError;
}
/** Every overview metric alongside its individual fetch state. */
export interface InvoicingOverview extends SelectorView {
    churn: InvoicingOverviewMetric<InvoicingChurnDataPoint[]>;
    kpis: InvoicingOverviewMetric<InvoicingOverviewKPIs | undefined>;
    mrr: InvoicingOverviewMetric<InvoicingMRRDataPoint[]>;
    periodOptions: InvoicingOverviewPeriodOption[];
    planRevenue: InvoicingOverviewMetric<InvoicingPlanRevenuePoint[]>;
    revenue: InvoicingOverviewMetric<InvoicingRevenueDataPoint[]>;
    settings: InvoicingOverviewMetric<InvoicingSettingsPayload | undefined>;
    subscriptionList: InvoicingOverviewMetric<InvoicingSubscription[]>;
    summary: InvoicingOverviewMetric<InvoicingDashboardSummary | undefined>;
}
export declare const getInvoicingOverview: (state: RootState) => InvoicingOverview;