dtable-utils/es/filter/filter-column/number.js

dtable common utils

import { isNumberEqual } from '../../number.js';
import { FILTER_PREDICATE_TYPE } from '../../constants/filter/filter-predicate.js';

/**
 * Filter number
 * @param {number} number
 * @param {string} filter_predicate
 * @param {number} filter_term
 * @returns bool
 */
var numberFilter = function numberFilter(number, _ref) {
  var filter_predicate = _ref.filter_predicate,
    filter_term = _ref.filter_term;
  switch (filter_predicate) {
    case FILTER_PREDICATE_TYPE.EQUAL:
      {
        if (!filter_term && filter_term !== 0) {
          return true;
        }
        if (!number && number !== 0) {
          return false;
        }
        return isNumberEqual(filter_term, number);
      }
    case FILTER_PREDICATE_TYPE.NOT_EQUAL:
      {
        if (!filter_term && filter_term !== 0 || !number && number !== 0) {
          return true;
        }
        return !isNumberEqual(filter_term, number);
      }
    case FILTER_PREDICATE_TYPE.LESS:
      {
        if (!filter_term && filter_term !== 0) {
          return true;
        }
        if (!number && number !== 0 || isNumberEqual(number, filter_term)) {
          return false;
        }
        return number < filter_term;
      }
    case FILTER_PREDICATE_TYPE.GREATER:
      {
        if (!filter_term && filter_term !== 0) {
          return true;
        }
        if (!number && number !== 0 || isNumberEqual(number, filter_term)) {
          return false;
        }
        return number > filter_term;
      }
    case FILTER_PREDICATE_TYPE.LESS_OR_EQUAL:
      {
        if (!filter_term && filter_term !== 0) {
          return true;
        }
        if (!number && number !== 0) {
          return false;
        }
        if (isNumberEqual(number, filter_term)) {
          return true;
        }
        return number < filter_term;
      }
    case FILTER_PREDICATE_TYPE.GREATER_OR_EQUAL:
      {
        if (!filter_term && filter_term !== 0) {
          return true;
        }
        if (!number && number !== 0) {
          return false;
        }
        return isNumberEqual(number, filter_term) || number > filter_term;
      }
    case FILTER_PREDICATE_TYPE.EMPTY:
      {
        if (number === 0) {
          return false;
        }
        return !number || typeof number !== 'number';
      }
    case FILTER_PREDICATE_TYPE.NOT_EMPTY:
      {
        // must be a number
        if (number === 0) {
          return true;
        }
        return !!(number && typeof number === 'number');
      }
    default:
      {
        return false;
      }
  }
};

export { numberFilter };