250 lines
6.7 KiB
JavaScript
250 lines
6.7 KiB
JavaScript
'use strict';
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function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }
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function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }
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const color = require('kleur');
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const Prompt = require('./prompt');
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const _require = require('../util'),
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style = _require.style,
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clear = _require.clear,
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figures = _require.figures;
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const _require2 = require('sisteransi'),
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erase = _require2.erase,
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cursor = _require2.cursor;
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const _require3 = require('../dateparts'),
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DatePart = _require3.DatePart,
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Meridiem = _require3.Meridiem,
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Day = _require3.Day,
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Hours = _require3.Hours,
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Milliseconds = _require3.Milliseconds,
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Minutes = _require3.Minutes,
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Month = _require3.Month,
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Seconds = _require3.Seconds,
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Year = _require3.Year;
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const regex = /\\(.)|"((?:\\["\\]|[^"])+)"|(D[Do]?|d{3,4}|d)|(M{1,4})|(YY(?:YY)?)|([aA])|([Hh]{1,2})|(m{1,2})|(s{1,2})|(S{1,4})|./g;
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const regexGroups = {
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1: ({
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token
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}) => token.replace(/\\(.)/g, '$1'),
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2: opts => new Day(opts),
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// Day // TODO
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3: opts => new Month(opts),
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// Month
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4: opts => new Year(opts),
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// Year
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5: opts => new Meridiem(opts),
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// AM/PM // TODO (special)
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6: opts => new Hours(opts),
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// Hours
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7: opts => new Minutes(opts),
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// Minutes
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8: opts => new Seconds(opts),
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// Seconds
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9: opts => new Milliseconds(opts) // Fractional seconds
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};
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const dfltLocales = {
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months: 'January,February,March,April,May,June,July,August,September,October,November,December'.split(','),
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monthsShort: 'Jan,Feb,Mar,Apr,May,Jun,Jul,Aug,Sep,Oct,Nov,Dec'.split(','),
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weekdays: 'Sunday,Monday,Tuesday,Wednesday,Thursday,Friday,Saturday'.split(','),
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weekdaysShort: 'Sun,Mon,Tue,Wed,Thu,Fri,Sat'.split(',')
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};
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/**
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* DatePrompt Base Element
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* @param {Object} opts Options
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* @param {String} opts.message Message
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* @param {Number} [opts.initial] Index of default value
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* @param {String} [opts.mask] The format mask
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* @param {object} [opts.locales] The date locales
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* @param {String} [opts.error] The error message shown on invalid value
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* @param {Function} [opts.validate] Function to validate the submitted value
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* @param {Stream} [opts.stdin] The Readable stream to listen to
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* @param {Stream} [opts.stdout] The Writable stream to write readline data to
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*/
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class DatePrompt extends Prompt {
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constructor(opts = {}) {
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super(opts);
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this.msg = opts.message;
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this.cursor = 0;
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this.typed = '';
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this.locales = Object.assign(dfltLocales, opts.locales);
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this._date = opts.initial || new Date();
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this.errorMsg = opts.error || 'Please Enter A Valid Value';
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this.validator = opts.validate || (() => true);
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this.mask = opts.mask || 'YYYY-MM-DD HH:mm:ss';
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this.clear = clear('', this.out.columns);
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this.render();
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}
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get value() {
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return this.date;
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}
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get date() {
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return this._date;
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}
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set date(date) {
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if (date) this._date.setTime(date.getTime());
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}
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set mask(mask) {
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let result;
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this.parts = [];
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while (result = regex.exec(mask)) {
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let match = result.shift();
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let idx = result.findIndex(gr => gr != null);
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this.parts.push(idx in regexGroups ? regexGroups[idx]({
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token: result[idx] || match,
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date: this.date,
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parts: this.parts,
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locales: this.locales
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}) : result[idx] || match);
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}
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let parts = this.parts.reduce((arr, i) => {
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if (typeof i === 'string' && typeof arr[arr.length - 1] === 'string') arr[arr.length - 1] += i;else arr.push(i);
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return arr;
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}, []);
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this.parts.splice(0);
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this.parts.push(...parts);
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this.reset();
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}
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moveCursor(n) {
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this.typed = '';
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this.cursor = n;
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this.fire();
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}
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reset() {
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this.moveCursor(this.parts.findIndex(p => p instanceof DatePart));
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this.fire();
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this.render();
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}
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exit() {
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this.abort();
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}
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abort() {
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this.done = this.aborted = true;
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this.error = false;
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this.fire();
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this.render();
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this.out.write('\n');
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this.close();
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}
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validate() {
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var _this = this;
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return _asyncToGenerator(function* () {
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let valid = yield _this.validator(_this.value);
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if (typeof valid === 'string') {
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_this.errorMsg = valid;
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valid = false;
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}
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_this.error = !valid;
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})();
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}
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submit() {
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var _this2 = this;
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return _asyncToGenerator(function* () {
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yield _this2.validate();
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if (_this2.error) {
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_this2.color = 'red';
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_this2.fire();
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_this2.render();
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return;
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}
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_this2.done = true;
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_this2.aborted = false;
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_this2.fire();
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_this2.render();
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_this2.out.write('\n');
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_this2.close();
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})();
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}
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up() {
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this.typed = '';
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this.parts[this.cursor].up();
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this.render();
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}
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down() {
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this.typed = '';
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this.parts[this.cursor].down();
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this.render();
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}
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left() {
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let prev = this.parts[this.cursor].prev();
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if (prev == null) return this.bell();
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this.moveCursor(this.parts.indexOf(prev));
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this.render();
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}
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right() {
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let next = this.parts[this.cursor].next();
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if (next == null) return this.bell();
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this.moveCursor(this.parts.indexOf(next));
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this.render();
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}
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next() {
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let next = this.parts[this.cursor].next();
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this.moveCursor(next ? this.parts.indexOf(next) : this.parts.findIndex(part => part instanceof DatePart));
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this.render();
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}
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_(c) {
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if (/\d/.test(c)) {
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this.typed += c;
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this.parts[this.cursor].setTo(this.typed);
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this.render();
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}
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}
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render() {
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if (this.closed) return;
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if (this.firstRender) this.out.write(cursor.hide);else this.out.write(clear(this.outputText, this.out.columns));
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super.render(); // Print prompt
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this.outputText = [style.symbol(this.done, this.aborted), color.bold(this.msg), style.delimiter(false), this.parts.reduce((arr, p, idx) => arr.concat(idx === this.cursor && !this.done ? color.cyan().underline(p.toString()) : p), []).join('')].join(' '); // Print error
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if (this.error) {
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this.outputText += this.errorMsg.split('\n').reduce((a, l, i) => a + `\n${i ? ` ` : figures.pointerSmall} ${color.red().italic(l)}`, ``);
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}
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this.out.write(erase.line + cursor.to(0) + this.outputText);
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}
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}
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module.exports = DatePrompt; |