/* Copyright 2016 Aviral Dasgupta Copyright 2017 Vector Creations Ltd Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ import React from 'react'; import { _t } from '../languageHandler'; import AutocompleteProvider from './AutocompleteProvider'; import 'whatwg-fetch'; import {TextualCompletion} from './Components'; const DDG_REGEX = /\/ddg\s+(.+)$/g; const REFERRER = 'vector'; export default class DuckDuckGoProvider extends AutocompleteProvider { constructor() { super(DDG_REGEX); } static getQueryUri(query: String) { return `https://api.duckduckgo.com/?q=${encodeURIComponent(query)}` + `&format=json&no_redirect=1&no_html=1&t=${encodeURIComponent(REFERRER)}`; } async getCompletions(query: string, selection: {start: number, end: number}) { const {command, range} = this.getCurrentCommand(query, selection); if (!query || !command) { return []; } const response = await fetch(DuckDuckGoProvider.getQueryUri(command[1]), { method: 'GET', }); const json = await response.json(); const results = json.Results.map((result) => { return { completion: result.Text, component: ( ), range, }; }); if (json.Answer) { results.unshift({ completion: json.Answer, component: ( ), range, }); } if (json.RelatedTopics && json.RelatedTopics.length > 0) { results.unshift({ completion: json.RelatedTopics[0].Text, component: ( ), range, }); } if (json.AbstractText) { results.unshift({ completion: json.AbstractText, component: ( ), range, }); } return results; } getName() { return '🔍 ' + _t('Results from DuckDuckGo'); } renderCompletions(completions: [React.Component]): ?React.Component { return
{ completions }
; } }