@talend/react-faceted-search-query-client/lib-esm/tql.js

Faceted search Query client

import { Query } from '@talend/daikon-tql-client';
import facetedSearch from '@talend/react-faceted-search';
import { flow, isEmpty } from "lodash";
const {
  operatorNames
} = facetedSearch.helpers;
const getBadgeQueryValues = ({
  properties
}) => [properties.attribute, properties.operator.name, properties.value];
const getBadgesQueryValues = badges => badges.map(getBadgeQueryValues);
const isValidValue = value => {
  if (typeof value === 'string') {
    return !isEmpty(value);
  }
  return !Number.isNaN(value);
};
const keepValidValues = ({
  properties
}) => {
  if (Array.isArray(properties.value)) {
    return properties.value.length && properties.value.every(({
      id
    }) => isValidValue(id));
  }
  return isValidValue(properties.value);
};
const removeBadgesWithEmptyValue = badges => badges.filter(keepValidValues);
const prepareBadges = flow([removeBadgesWithEmptyValue, getBadgesQueryValues]);

/**
 * Accept an instance of the query class and return a dictionary.
 * Key is an operator and value is pointing to the corresponding instance class method.
 * @param {Query} query instance of Query class
 */
const getTqlClassOperatorsDictionary = query => ({
  [operatorNames.contains]: query.contains,
  [operatorNames.containsIgnoreCase]: query.containsIgnoreCase,
  [operatorNames.equals]: query.equal,
  [operatorNames.in]: query.in,
  [operatorNames.notEquals]: query.unequal,
  [operatorNames.greaterThan]: query.greaterThan,
  [operatorNames.greaterThanOrEquals]: query.greaterThanOrEqual,
  [operatorNames.lessThan]: query.lessThan,
  [operatorNames.lessThanOrEquals]: query.lessThanOrEqual,
  [operatorNames.complies]: query.complies,
  [operatorNames.wordComplies]: query.wordComplies
});
const formatValue = value => {
  if (Array.isArray(value)) {
    return value.map(val => val.id);
  }
  if (typeof value === 'string') {
    return value.trim();
  }
  return value;
};

/**
 * Evaluating the correct query method with the help of the dictionary and the operator.
 */
const fromBadgeToTql = badgesLength => (query, [category, operator, value], index) => {
  const queryFunction = getTqlClassOperatorsDictionary(query)[operator];
  const tqlQuery = queryFunction(category, formatValue(value));
  if (index === badgesLength - 1) {
    return tqlQuery;
  }
  return tqlQuery.and();
};

/**
 * Create a proper tql query either from a collection of badgesFacetedPropTypes or a string
 * @param {array[badgeFacetedPropTypes]} badges
 * @see '../components/facetedSearch.propTypes.js'
 */
const createTqlQuery = facetedQuery => {
  if (!facetedQuery || !facetedQuery.length) {
    return '';
  }
  if (Array.isArray(facetedQuery)) {
    const preparedBadges = prepareBadges(facetedQuery);
    return preparedBadges.reduce(fromBadgeToTql(preparedBadges.length), new Query()).serialize();
  }
  return formatValue(facetedQuery);
};

// eslint-disable-next-line import/prefer-default-export
export { createTqlQuery };
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