import { FormBuilderValidatorFunction } from "../../../types";
import { isEmpty } from "../../utils";

export type BetweenParams =
	| [string | number, string | number]
	| { min: number | string; max: number | string };

function getParams(params: BetweenParams) {
	if (!params) {
		return {
			min: 0,
			max: 0
		};
	}

	if (Array.isArray(params)) {
		return { min: params[0], max: params[1] };
	}

	return params;
}

const betweenValidator: FormBuilderValidatorFunction<unknown, BetweenParams> = (
	value,
	params
): boolean => {
	if (isEmpty(value)) {
		return true;
	}

	const { min, max } = getParams(params as BetweenParams);
	if (Array.isArray(value)) {
		return value.every(val => !!betweenValidator(val, { min, max }));
	}

	const valueAsNumber = Number(value);
	return Number(min) <= valueAsNumber && Number(max) >= valueAsNumber;
};

export default betweenValidator;