server/middlewares/validators/pagination.ts

   1 import express from 'express'
   2 import { query } from 'express-validator'
   3 import { PAGINATION } from '@server/initializers/constants'
   4 import { areValidationErrors } from './shared'
   5
   6 const paginationValidator = paginationValidatorBuilder()
   7
   8 function paginationValidatorBuilder (tags: string[] = []) {
   9   return [
  10     query('start')
  11       .optional()
  12       .isInt({ min: 0 }),
  13     query('count')
  14       .optional()
  15       .isInt({ min: 0, max: PAGINATION.GLOBAL.COUNT.MAX }).withMessage(`Should have a number count (max: ${PAGINATION.GLOBAL.COUNT.MAX})`),
  16
  17     (req: express.Request, res: express.Response, next: express.NextFunction) => {
  18       if (areValidationErrors(req, res, { tags })) return
  19
  20       return next()
  21     }
  22   ]
  23 }
  24
  25 // ---------------------------------------------------------------------------
  26
  27 export {
  28   paginationValidator,
  29   paginationValidatorBuilder
  30 }