30s/lib/handler.js

A command-line application for 30 seconds of code snippets

"use strict";

require("core-js/modules/es6.array.sort");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.searchSnippets = exports.getSnippetsByTag = exports.getSnippet = void 0;

var _ramda = require("ramda");

var _helpers = require("./helpers");

const fuzzyMatch = query => x => new RegExp(query).test(x.id);

const getSnippet = (snippets, id) => (0, _ramda.find)(x => x.id === id, snippets);

exports.getSnippet = getSnippet;

const getSnippetsByTag = (snippets, id) => (0, _ramda.filter)(x => (0, _ramda.any)(y => y === id, x.tags), snippets);

exports.getSnippetsByTag = getSnippetsByTag;

const computeRelevance = (id, query) => {
  const base = query.length * 10;
  const diffInChars = id.replace(query, '').length + 1;
  const divideByDiffInChars = (0, _ramda.flip)(_ramda.divide)(diffInChars);
  const multi = (0, _ramda.ifElse)((0, _ramda.always)((0, _helpers.startsOrEndsWith)(id, query)), (0, _ramda.multiply)(0.75), (0, _ramda.multiply)(0.5));
  if (id === query) return base;
  return (0, _ramda.compose)(divideByDiffInChars, multi)(base);
};

const setSearchRelevance = query => x => (0, _ramda.set)((0, _ramda.lensProp)('relevance'), computeRelevance(x.id, query), x);

const searchSnippets = (snippets, query) => (0, _ramda.compose)((0, _ramda.sort)((0, _ramda.descend)((0, _ramda.prop)('relevance'))), (0, _ramda.map)(setSearchRelevance(query)), (0, _ramda.filter)(fuzzyMatch(query)))(snippets);

exports.searchSnippets = searchSnippets;