import { Theme } from '@mui/material/styles';
import { formatDate } from '../../../../core/constants';
import { DataSeries, InstanceSlot } from '../../../../core';
import { InsightsInstanceSlotData } from '../../../../core/types/InsightsInstanceSlotData';
export declare const BAR_CHART_VARIANTS: {
    CATEGORY_COLOR: string;
    SAVINGS_ACCOUNT_BALANCES_SUMMARY: string;
    MONTHLY_SPEND_COMPARISON: string;
};
export interface ChartDataSeriesItem {
    date?: string;
    amount?: number;
    guid?: string;
    label?: string;
    aggregated_guids?: string[];
    localized_label?: string;
    category_guid?: string;
}
export declare const buildDataSeries: (data: DataSeries | undefined) => ChartDataSeriesItem[];
export declare const buildChartData: (dataSeries: ChartDataSeriesItem[], ariaLabel: string, dateFormat?: Parameters<typeof formatDate>[1]) => {
    ariaLabel: string;
    date: string | null;
    label: string;
    value: number;
    formattedAmount: string;
}[];
export declare const barChartVariant: (instanceSlot: InstanceSlot, instanceSlotData: InsightsInstanceSlotData, theme: Theme) => {
    color: string;
};