mirror of
https://github.com/laurent22/joplin.git
synced 2024-12-03 08:35:29 +02:00
250 lines
5.7 KiB
JavaScript
250 lines
5.7 KiB
JavaScript
const yargParser = require('yargs-parser');
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const { _ } = require('lib/locale.js');
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const { time } = require('lib/time-utils.js');
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const stringPadding = require('string-padding');
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const cliUtils = {};
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cliUtils.printArray = function(logFunction, rows, headers = null) {
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if (!rows.length) return '';
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const ALIGN_LEFT = 0;
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const ALIGN_RIGHT = 1;
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let colWidths = [];
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let colAligns = [];
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for (let i = 0; i < rows.length; i++) {
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let row = rows[i];
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for (let j = 0; j < row.length; j++) {
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let item = row[j];
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let width = item ? item.toString().length : 0;
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let align = typeof item == 'number' ? ALIGN_RIGHT : ALIGN_LEFT;
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if (!colWidths[j] || colWidths[j] < width) colWidths[j] = width;
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if (colAligns.length <= j) colAligns[j] = align;
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}
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}
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let lines = [];
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for (let row = 0; row < rows.length; row++) {
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let line = [];
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for (let col = 0; col < colWidths.length; col++) {
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let item = rows[row][col];
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let width = colWidths[col];
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let dir = colAligns[col] == ALIGN_LEFT ? stringPadding.RIGHT : stringPadding.LEFT;
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line.push(stringPadding(item, width, ' ', dir));
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}
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logFunction(line.join(' '));
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}
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}
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cliUtils.parseFlags = function(flags) {
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let output = {};
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flags = flags.split(',');
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for (let i = 0; i < flags.length; i++) {
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let f = flags[i].trim();
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if (f.substr(0, 2) == '--') {
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f = f.split(' ');
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output.long = f[0].substr(2).trim();
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if (f.length == 2) {
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output.arg = cliUtils.parseCommandArg(f[1].trim());
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}
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} else if (f.substr(0, 1) == '-') {
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output.short = f.substr(1);
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}
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}
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return output;
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}
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cliUtils.parseCommandArg = function(arg) {
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if (arg.length <= 2) throw new Error('Invalid command arg: ' + arg);
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const c1 = arg[0];
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const c2 = arg[arg.length - 1];
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const name = arg.substr(1, arg.length - 2);
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if (c1 == '<' && c2 == '>') {
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return { required: true, name: name };
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} else if (c1 == '[' && c2 == ']') {
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return { required: false, name: name };
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} else {
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throw new Error('Invalid command arg: ' + arg);
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}
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}
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cliUtils.makeCommandArgs = function(cmd, argv) {
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let cmdUsage = cmd.usage();
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cmdUsage = yargParser(cmdUsage);
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let output = {};
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let options = cmd.options();
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let booleanFlags = [];
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let aliases = {};
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for (let i = 0; i < options.length; i++) {
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if (options[i].length != 2) throw new Error('Invalid options: ' + options[i]);
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let flags = options[i][0];
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let text = options[i][1];
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flags = cliUtils.parseFlags(flags);
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if (!flags.arg) {
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booleanFlags.push(flags.short);
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if (flags.long) booleanFlags.push(flags.long);
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}
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if (flags.short && flags.long) {
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aliases[flags.long] = [flags.short];
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}
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}
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let args = yargParser(argv, {
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boolean: booleanFlags,
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alias: aliases,
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string: ['_'],
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});
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for (let i = 1; i < cmdUsage['_'].length; i++) {
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const a = cliUtils.parseCommandArg(cmdUsage['_'][i]);
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if (a.required && !args['_'][i]) throw new Error(_('Missing required argument: %s', a.name));
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if (i >= a.length) {
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output[a.name] = null;
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} else {
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output[a.name] = args['_'][i];
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}
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}
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let argOptions = {};
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for (let key in args) {
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if (!args.hasOwnProperty(key)) continue;
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if (key == '_') continue;
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argOptions[key] = args[key];
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}
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output.options = argOptions;
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return output;
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}
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cliUtils.promptMcq = function(message, answers) {
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const readline = require('readline');
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const rl = readline.createInterface({
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input: process.stdin,
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output: process.stdout
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});
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message += "\n\n";
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for (let n in answers) {
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if (!answers.hasOwnProperty(n)) continue;
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message += _('%s: %s', n, answers[n]) + "\n";
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}
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message += "\n";
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message += _('Your choice: ');
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return new Promise((resolve, reject) => {
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rl.question(message, (answer) => {
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rl.close();
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if (!(answer in answers)) {
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reject(new Error(_('Invalid answer: %s', answer)));
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return;
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}
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resolve(answer);
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});
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});
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}
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cliUtils.promptConfirm = function(message, answers = null) {
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if (!answers) answers = [_('Y'), _('n')];
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const readline = require('readline');
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const rl = readline.createInterface({
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input: process.stdin,
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output: process.stdout
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});
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message += ' (' + answers.join('/') + ')';
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return new Promise((resolve, reject) => {
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rl.question(message + ' ', (answer) => {
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const ok = !answer || answer.toLowerCase() == answers[0].toLowerCase();
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rl.close();
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resolve(ok);
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});
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});
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}
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// Note: initialText is there to have the same signature as statusBar.prompt() so that
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// it can be a drop-in replacement, however initialText is not used (and cannot be
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// with readline.question?).
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cliUtils.prompt = function(initialText = '', promptString = ':', options = null) {
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if (!options) options = {};
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const readline = require('readline');
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const Writable = require('stream').Writable;
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const mutableStdout = new Writable({
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write: function(chunk, encoding, callback) {
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if (!this.muted)
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process.stdout.write(chunk, encoding);
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callback();
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}
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});
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const rl = readline.createInterface({
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input: process.stdin,
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output: mutableStdout,
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terminal: true,
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});
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return new Promise((resolve, reject) => {
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mutableStdout.muted = false;
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rl.question(promptString, (answer) => {
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rl.close();
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if (!!options.secure) this.stdout_('');
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resolve(answer);
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});
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mutableStdout.muted = !!options.secure;
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});
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}
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let redrawStarted_ = false;
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let redrawLastLog_ = null;
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let redrawLastUpdateTime_ = 0;
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cliUtils.setStdout = function(v) {
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this.stdout_ = v;
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}
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cliUtils.redraw = function(s) {
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const now = time.unixMs();
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if (now - redrawLastUpdateTime_ > 4000) {
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this.stdout_(s);
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redrawLastUpdateTime_ = now;
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redrawLastLog_ = null;
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} else {
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redrawLastLog_ = s;
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}
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redrawStarted_ = true;
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}
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cliUtils.redrawDone = function() {
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if (!redrawStarted_) return;
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if (redrawLastLog_) {
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this.stdout_(redrawLastLog_);
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}
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redrawLastLog_ = null;
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redrawStarted_ = false;
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}
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module.exports = { cliUtils }; |