import { Field } from '../models';
import { TInsightObjectType } from '../types';
/**
 * Generate avatar label from customer name
 * @param {string} customerName
 * @returns {string}
 */
export declare function getAvatarLabel(customerName: string): string;
export declare const isValidField: (data: unknown) => boolean;
export declare const safePasrseField: (data: unknown) => Field | null;
export declare const isInsightObjectType: (value: unknown) => value is TInsightObjectType;
/**
 * Maps an array of strings to a single string with a given separator.
 *
 * @param array The array of strings to be mapped.
 * @param separator The separator to be used. Defaults to ','.
 * @returns A single string with the elements of the array joined by the separator.
 */
export declare const mapArrayToString: (array: string[], separator?: string) => string;
/**
 * Swaps the elements at the two given indices in the given array.
 *
 * @param array The array to be modified.
 * @param index1 The index of the first element to be swapped.
 * @param index2 The index of the second element to be swapped.
 * @returns A new array with the elements at the two indices swapped.
 */
export declare const swapArrayElements: <T>(array: T[], index1: number, index2: number) => T[];
export declare function hexToRgb(hex: string): {
    r: number;
    g: number;
    b: number;
    a: number;
} | {
    r: number;
    g: number;
    b: number;
    a?: undefined;
} | null;
export declare function contrastChecker(r: string | number, g: string | number, b: string | number): number;
export declare const getMaxLetter: ({ str, strLength, fontSize, fontFamily, maxWidth, handleError, }: {
    str: string;
    strLength: number;
    fontSize: number | string;
    fontFamily: string;
    maxWidth: number;
    handleError?: (error: unknown, info: any) => void;
}) => any;
export declare const getWidthOfText: ({ str, fontSize, fontFamily, handleError, }: {
    str: string;
    fontSize?: number;
    fontFamily?: string;
    handleError?: (error: unknown, info: any) => void;
}) => number;
export declare const degreesToRadians: ({ degrees, handleError, }: {
    degrees: number;
    handleError?: (error: unknown, info: any) => void;
}) => number;
export declare const memoization: <T extends Array<unknown>, U>(func: (...args: T) => U, handleError: (error: unknown, info: any) => void) => ((args: T) => U) | undefined;
export declare const roundNumberBy: (by?: number) => (value: number, handleError?: (error: unknown, info: any) => void) => number;
export declare const findBaseDivisorBy10: (value: number, handleError?: (error: unknown, info: any) => void) => number;
export declare const getSizeOfText: (params: {
    str: string;
    fontSize?: string;
    fontFamily?: string;
    handleError?: (error: unknown, info: any) => void;
}) => {
    height: number;
    width: number;
};
export declare function stripNumber(number: string | number): number;