import * as cnUtils from '@cainiaofe/cn-utils';
import { TLanguage } from '@cainiaofe/cn-i18n';

export const STANDARD_DECIMAL_SEPARATOR = '.';

/**
 * 格式化数字
 * @param num - 数字
 * @param adapterLocale - 本地化适配标
 * @returns -
 */
export const numberFormat = (
  num: string | number,
  adapterLocale?: boolean | TLanguage,
) => {
  if (!num) {
    return num;
  }
  if (!adapterLocale || !cnUtils?.numberFormat) {
    return num;
  }
  return cnUtils?.numberFormat(num, adapterLocale, {
    maximumFractionDigits: 20,
  });
};

/**
 * 获取小数点
 * @param adapterLocale - 本地化适配标
 * @returns -
 */
export const getDecimalSeparator = (adapterLocale?: boolean | TLanguage) => {
  if (!adapterLocale || !cnUtils?.getDecimalSeparator) {
    return STANDARD_DECIMAL_SEPARATOR;
  }
  return cnUtils?.getDecimalSeparator(adapterLocale);
};

/**
 * 将标准格式转本地格式
 * @param numText - 数字
 * @param adapterLocale - 本地化适配标
 * @returns -
 */
export const convertStandardToLocale = (
  numText: string,
  adapterLocale?: boolean | TLanguage,
) => {
  if (!adapterLocale || !numText) {
    return numText;
  }
  return `${numText}`.replace?.(
    STANDARD_DECIMAL_SEPARATOR,
    getDecimalSeparator(adapterLocale),
  );
};

/**
 * 将本地格式转标准格式
 * @param numText - 数字
 * @param adapterLocale - 本地适配标
 * @returns -
 */
export const convertLocaleToStandard = (
  numText: string,
  adapterLocale?: boolean | TLanguage,
) => {
  if (!adapterLocale || !numText) {
    return numText;
  }
  return `${numText}`.replace?.(
    getDecimalSeparator(adapterLocale),
    STANDARD_DECIMAL_SEPARATOR,
  );
};