import { Timestamp } from "firebase/firestore";
import { Address, Products, ProviderUserPermissions, StaffUserPermissions, UserData } from "../typeDefinitions";
import * as geoHash from "ngeohash";
export declare const getProviderId: () => Promise<void>;
export declare const getRandomNumber: (min: number | undefined, max: number) => number;
export declare const getUniqueId: (object: object) => number;
export declare const capitalise: (s?: string) => string;
export declare const capitaliseWords: (s?: string) => string;
export declare const snakeCase: (s?: string) => string;
export declare const validateEmail: (email: string) => RegExpMatchArray | null;
export declare const getAccess: (user: UserData, ...perms: (keyof StaffUserPermissions | keyof ProviderUserPermissions)[]) => any;
export declare const dateToString: (date: Date) => string;
export declare const getPlacementDateArray: (start: string, end: string) => string[];
export declare const reformatDate: (date: Date | string) => string | undefined;
export declare const convertDate: (date?: string | Date, output?: "dbstring" | "date" | "visual") => string | Date | undefined;
export declare const getDateDiff: (start: Date, end: Date) => number;
export declare const reformatDateTime: (timestamp: string | Timestamp) => string | null;
export declare function stringToDate(date: string): Date;
export declare const editNestedObject: (loc: (string | number)[], data: any[] | {
    [key: string | number]: unknown;
}, value: any, objectId?: boolean, append?: boolean) => any[] | {
    [key: string]: unknown;
    [key: number]: unknown;
} | undefined;
export declare const getItemInNestedObject: (path: string[], object: any) => any;
export declare const camelCaseToNormal: (string?: string) => string;
export declare const camelCase: (string?: string) => string;
export declare const isJson: (item: any) => boolean;
export declare const sortByReverseStringLength: (array: string[]) => string[];
export declare const pathToArr: (path: any[] | any) => any[];
export declare const arraysEqual: (a: any[], b: any[]) => boolean;
export declare const objectsEqual: (x: object, y: object) => boolean;
export declare const arrayUniqueValues: (array: unknown[]) => unknown[];
export declare const flattenObject: (obj: any) => {};
export declare const getGeoHash: (data: Partial<Address>) => Promise<string | undefined>;
export declare const decodeGeoHash: (g: string) => geoHash.GeographicPoint | undefined;
export declare const randomPassword: () => string;
export declare const arrayEquals: (a: unknown, b: unknown) => boolean;
export declare const average: (arr: number[]) => number;
export declare const readingTime: (text: string) => string | undefined;
export declare function getMaximumStudentsFromListingCohorts(cohorts?: {
    [key: string]: {
        startDate?: string;
        studentPlacements?: string[];
    };
}): number;
export declare const getImageColorInstituteForEmail: (product: Products, oId: string, cohort?: string, schoolId?: string) => Promise<{
    image?: string;
    color?: string;
    name?: string;
    email?: string;
    package?: string;
}>;
export declare const quoteAlgoliaFilterIfNeeded: (v: any) => any;