itemsjs/lib/index.js

Created to perform fast search on small json dataset (up to 1000 elements).

"use strict";

var service = require('./lib');

var helpers = require('./helpers');

var Fulltext = require('./fulltext');

var Facets = require('./facets');

module.exports = function itemsjs(items, configuration) {
  configuration = configuration || {}; // upsert id to items
  // throw error in tests if id does not exists

  var fulltext;

  if (configuration.native_search_enabled !== false) {
    fulltext = new Fulltext(items, configuration);
  } // index facets


  var facets = new Facets(items, configuration.aggregations);
  return {
    /**
     * per_page
     * page
     * query
     * sort
     * filters
     */
    search: function search(input) {
      input = input || {};
      /**
       * merge configuration aggregation with user input
       */

      input.aggregations = helpers.mergeAggregations(configuration.aggregations, input);
      return service.search(items, input, configuration, fulltext, facets);
    },

    /**
     * returns list of similar elements to specified item id
     * id
     */
    similar: function similar(id, options) {
      return service.similar(items, id, options);
    },

    /**
     * returns list of elements for specific aggregation i.e. list of tags
     * name (aggregation name)
     * query
     * per_page
     * page
     */
    aggregation: function aggregation(input) {
      return service.aggregation(items, input, configuration, fulltext, facets);
    },

    /**
     * reindex items
     * reinitialize fulltext search
     */
    reindex: function reindex(newItems) {
      items = newItems;
      fulltext = new Fulltext(items, configuration);
      facets = new Facets(items, configuration.aggregations);
    }
  };
};