@beenotung/tslib/externAPI.js

utils library in Typescript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.externalAPI = void 0;
/**
 * external API powered by surge.sh
 */
const defer_1 = require("./async/defer");
var externalAPI;
(function (externalAPI) {
    const hostListUrl = 'http://host-list.surge.sh/list';
    /**
     * @example line : 192.168.1.2:8181 freedom-coin-server
     * */
    async function getHostList() {
        const text = await fetch(hostListUrl).then(x => x.text());
        return text
            .split('\n')
            .filter(x => x.length !== 0)
            .map(line => {
            const record = {};
            let xs = line.split(' ');
            record.name = xs[1];
            xs = xs[0].split(':');
            if (xs.length === 2) {
                record.port = Number(xs[1]);
            }
            record.ip = xs[0];
            return record;
        });
    }
    externalAPI.getHostList = getHostList;
    async function getHostByName(name) {
        const text = await fetch(hostListUrl).then(x => x.text());
        /* not using `getHostList().filter()` for speed */
        let found;
        const defer = (0, defer_1.createDefer)();
        try {
            text
                .split('\n')
                .filter(x => x.length !== 0)
                .forEach(line => {
                let xs = line.split(' ');
                if (xs[1] === name) {
                    const name = xs[1];
                    let port;
                    xs = xs[0].split(':');
                    if (xs.length === 2) {
                        port = Number(xs[1]);
                    }
                    const ip = xs[0];
                    found = { name, ip, port };
                    throw new Error('found');
                }
            });
            defer.reject(`no host record named '${name}'`);
        }
        catch (e) {
            if (found) {
                defer.resolve(found);
            }
            else {
                defer.reject(e);
            }
        }
        return defer.promise;
    }
    externalAPI.getHostByName = getHostByName;
})(externalAPI || (exports.externalAPI = externalAPI = {}));