@owstack/wallet-service/scripts/services.js

#!/usr/bin/env node



const fs = require('fs-extra');

const services = [{
    coin: 'Bitcoin Cash',
    lib: '@owstack/bch-lib',
    dir: 'bch-service'
}, {
    coin: 'Bitcoin',
    lib: '@owstack/btc-lib',
    dir: 'btc-service'
}, {
    coin: 'Litecoin',
    lib: '@owstack/ltc-lib',
    dir: 'ltc-service'
}];

const cmd = process.argv[2];
switch (cmd) {
    case 'create': createServices(); break;
    case 'clean': cleanServices(); break;
    default: help();
}

function help() {
    console.log('usage: services [create | clean]');
}

function createServices() {
    console.log('Creating service libraries...');
    services.forEach(function (s) {
        const d = `${__dirname  }/../${  s.dir}`;
        copyDir(`${__dirname  }/../service-template`, d);

        const content = `const cLib = require('${  s.lib  }'); module.exports = cLib;`;
        fs.writeFileSync(`${s.dir  }/cLib.js`, content, 'utf8');

        console.log(` > ${  s.coin  } (${  s.lib  }) at ./${  s.dir}`);
    });
}

function cleanServices() {
    console.log('Deleting service libraries...');
    let count = 0;
    services.forEach(function (s) {
        const d = `${__dirname  }/../${  s.dir}`;
        if (fs.existsSync(d)) {
            fs.removeSync(d);
            count++;
            console.log(` > ${  s.coin  } from ./${  s.dir}`);
        }
    });

    if (count == 0) {
        console.log(' > nothing to do');
    }
}

function copyDir(from, to) {
    if (!fs.existsSync(from)) {
        return;
    }
    if (fs.existsSync(to)) {
        fs.removeSync(to);
    }
    fs.copySync(from, to);
}