imq-cli/lib/template.js

Command Line Interface for IMQ

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/*!
 * IMQ-CLI library: template
 *
 * Copyright (c) 2018, Mykhailo Stadnyk <mikhus@gmail.com>
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
 * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */
const inquirer = require("inquirer");
const _1 = require(".");
const fs = require("fs");
const child_process_1 = require("child_process");
const commandExists = require('command-exists').sync;
const wordWrap = require('word-wrap');
/**
 * Wraps words of given text to match given char width, using given indentation
 *
 * @param {string} text
 * @param {number} width
 * @param {string} indent
 * @return {string}
 */
function wrap(text, width = 80, indent = '') {
    return wordWrap(text, { width, indent });
}
exports.wrap = wrap;
/**
 * Checks if a git command available. If no - throws an error
 *
 * @throws Error
 */
function checkGit() {
    if (!commandExists('git')) {
        throw new Error('Git required but is not installed!');
    }
}
exports.checkGit = checkGit;
// due to problematic testing of user-interaction
// istanbul ignore next
/**
 * Load IMQ templates from templates git repository
 *
 * @return {Promise<any>}
 */
async function loadTemplates() {
    if (fs.existsSync(_1.TPL_HOME)) {
        await updateTemplates();
    }
    else {
        checkGit();
        console.log('Loading IMQ templates, please, wait...');
        child_process_1.execSync(`git clone ${_1.TPL_REPO} ${_1.TPL_HOME}`);
    }
    return fs.readdirSync(_1.TPL_HOME).reduce((res, next) => {
        const path = _1.resolve(_1.TPL_HOME, next);
        if (/^\./.test(next))
            return res;
        if (fs.statSync(path).isDirectory()) {
            res[next] = path;
        }
        return res;
    }, {});
}
exports.loadTemplates = loadTemplates;
// due to problematic testing of user-interaction
// istanbul ignore next
/**
 * Updates local copy of templates repo from remote source
 *
 * @return {Promise<void>}
 */
async function updateTemplates() {
    const cwd = process.cwd();
    process.chdir(_1.TPL_HOME);
    checkGit();
    console.log('Updating IMQ templates, please, wait...');
    child_process_1.execSync('git pull');
    process.chdir(cwd);
}
exports.updateTemplates = updateTemplates;
// due to problematic testing of user-interaction
// istanbul ignore next
/**
 * Loads custom template from a given git repository
 *
 * @param {string} url
 * @return {Promise<string>}
 */
async function loadTemplate(url) {
    const name = (url.split(/[\/]/).pop() || '').replace(/\.git$/, '');
    const path = _1.resolve(_1.CUSTOM_TPL_HOME, name);
    if (fs.existsSync(path)) {
        let answer = await inquirer.prompt([{
                type: 'confirm',
                name: 'overwrite',
                message: 'Seems such template was already loaded, would you like ' +
                    'to fetch it again and overwrite?',
                default: false
            }]);
        if (!answer.overwrite) {
            return path;
        }
        _1.rmdir(path);
    }
    console.log(`Loading template from repository ${url}, please, wait...`);
    child_process_1.execSync(`git clone ${url} ${path}`);
    return path;
}
exports.loadTemplate = loadTemplate;
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