// Copyright (c) 2023 Sourcefuse Technologies
//
// This software is released under the MIT License.
// https://opensource.org/licenses/MIT
import {Request} from '@loopback/rest';
import {isString} from 'lodash';
import {getClientIp} from 'request-ip';
import moment from 'moment';

// sonarignore:start
/* eslint-disable @typescript-eslint/no-explicit-any */
export const getErrorString = (error: any) => {
  // sonarignore:end
  if (isString(error)) {
    return error;
  } else if (JSON.stringify(error) !== '{}') {
    return JSON.stringify(error);
  } else {
    return error;
  }
};

export const getAge = (dob: Date): number => {
  const currentMoment = moment();
  const dobMoment = moment(dob);
  return currentMoment.diff(dobMoment, 'years');
};

export const getDOBFromAge = (age: number): Date => {
  const dobMoment = moment().subtract(age, 'years');
  return dobMoment.toDate();
};

export const rateLimitKeyGen = (req: Request) => {
  const clientIp = getClientIp(req);
  const key = req.headers?.authorization?.replace(/bearer /i, '') ?? clientIp;
  return `${process.env.RATE_LIMIT_KEY_PREFIX}_${key}`;
};

export const rateLimitKeyGenPublic = (req: Request) => {
  const clientIp = getClientIp(req);
  return `${process.env.RATE_LIMIT_KEY_PREFIX}_${clientIp}_${req.method}_${req.url}`;
};