wechaty/dist/src/doctor.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Doctor = void 0;
/**
 *   Wechaty Chatbot SDK - https://github.com/wechaty/wechaty
 *
 *   @copyright 2016 Huan LI (李卓桓) <https://github.com/huan>, and
 *                   Wechaty Contributors <https://github.com/wechaty>.
 *
 *   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.
 *
 */
const net_1 = require("net");
const config_1 = require("./config");
class Doctor {
    constructor() {
        config_1.log.verbose('Doctor', 'constructor()');
    }
    chromedriverVersion() {
        const spawn = require('child_process').spawnSync;
        let version;
        try {
            const cmd = spawn('chromedriver', ['--version']);
            version = cmd.error || cmd.stdout.toString() || cmd.stderr.toString();
        }
        catch (e) {
            version = e.message;
        }
        return version;
    }
    /**
     * https://gist.github.com/tedmiston/5935757
     */
    testTcp() {
        config_1.log.verbose('Doctor', 'testTcp()');
        return new Promise((resolve, reject) => {
            /**
             * Server
             */
            const server = net_1.createServer(socket => socket.pipe(socket));
            /**
             * Promise Reject
             */
            server.on('error', reject);
            server.on('close', () => config_1.log.silly('Doctor', 'testTcp() server closed'));
            server.listen(8788, 'localhost', () => {
                /**
                 * Client
                 */
                const client = new net_1.Socket();
                client.connect(8788, 'localhost', () => {
                    config_1.log.silly('Doctor', 'testTcp() client connected');
                    client.write('ding');
                });
                client.on('data', () => {
                    /**
                     * Promise Resolve
                     */
                    resolve(true);
                    client.destroy(); // kill client after server's response
                });
                /**
                 * Promise Reject
                 */
                client.on('error', reject);
                client.on('close', () => server.close());
            });
        });
    }
}
exports.Doctor = Doctor;
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