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Name	Size	Last Modified
[F]autocomplete.js Edit	8.54 KB	2022-10-08 17:28:20
[F]autocompleteMultiselect.js Edit	5.21 KB	2022-10-08 17:28:21
[F]confirm.js Edit	2.37 KB	2022-10-08 17:28:22
[F]date.js Edit	6.71 KB	2022-10-08 17:28:22
[F]index.js Edit	418 bytes	2022-10-08 17:28:24
[F]multiselect.js Edit	7.27 KB	2022-10-08 17:28:26
[F]number.js Edit	6.52 KB	2022-10-08 17:28:26
[F]prompt.js Edit	1.89 KB	2022-10-08 17:28:26
[F]select.js Edit	4.99 KB	2022-10-08 17:28:26
[F]text.js Edit	6.24 KB	2022-10-08 17:28:27
[F]toggle.js Edit	2.61 KB	2022-10-08 17:28:27

Editing: select.js

'use strict';

const color = require('kleur');

const Prompt = require('./prompt');

const _require = require('../util'),
      style = _require.style,
      clear = _require.clear,
      figures = _require.figures,
      wrap = _require.wrap,
      entriesToDisplay = _require.entriesToDisplay;

const _require2 = require('sisteransi'),
      cursor = _require2.cursor;
/**
 * SelectPrompt Base Element
 * @param {Object} opts Options
 * @param {String} opts.message Message
 * @param {Array} opts.choices Array of choice objects
 * @param {String} [opts.hint] Hint to display
 * @param {Number} [opts.initial] Index of default value
 * @param {Stream} [opts.stdin] The Readable stream to listen to
 * @param {Stream} [opts.stdout] The Writable stream to write readline data to
 * @param {Number} [opts.optionsPerPage=10] Max options to display at once
 */

class SelectPrompt extends Prompt {
  constructor(opts = {}) {
    super(opts);
    this.msg = opts.message;
    this.hint = opts.hint || '- Use arrow-keys. Return to submit.';
    this.warn = opts.warn || '- This option is disabled';
    this.cursor = opts.initial || 0;
    this.choices = opts.choices.map((ch, idx) => {
      if (typeof ch === 'string') ch = {
        title: ch,
        value: idx
      };
      return {
        title: ch && (ch.title || ch.value || ch),
        value: ch && (ch.value === undefined ? idx : ch.value),
        description: ch && ch.description,
        selected: ch && ch.selected,
        disabled: ch && ch.disabled
      };
    });
    this.optionsPerPage = opts.optionsPerPage || 10;
    this.value = (this.choices[this.cursor] || {}).value;
    this.clear = clear('', this.out.columns);
    this.render();
  }

moveCursor(n) {
    this.cursor = n;
    this.value = this.choices[n].value;
    this.fire();
  }

reset() {
    this.moveCursor(0);
    this.fire();
    this.render();
  }

exit() {
    this.abort();
  }

abort() {
    this.done = this.aborted = true;
    this.fire();
    this.render();
    this.out.write('\n');
    this.close();
  }

submit() {
    if (!this.selection.disabled) {
      this.done = true;
      this.aborted = false;
      this.fire();
      this.render();
      this.out.write('\n');
      this.close();
    } else this.bell();
  }

first() {
    this.moveCursor(0);
    this.render();
  }

last() {
    this.moveCursor(this.choices.length - 1);
    this.render();
  }

up() {
    if (this.cursor === 0) {
      this.moveCursor(this.choices.length - 1);
    } else {
      this.moveCursor(this.cursor - 1);
    }

this.render();
  }

down() {
    if (this.cursor === this.choices.length - 1) {
      this.moveCursor(0);
    } else {
      this.moveCursor(this.cursor + 1);
    }

this.render();
  }

next() {
    this.moveCursor((this.cursor + 1) % this.choices.length);
    this.render();
  }

_(c, key) {
    if (c === ' ') return this.submit();
  }

get selection() {
    return this.choices[this.cursor];
  }

render() {
    if (this.closed) return;
    if (this.firstRender) this.out.write(cursor.hide);else this.out.write(clear(this.outputText, this.out.columns));
    super.render();

let _entriesToDisplay = entriesToDisplay(this.cursor, this.choices.length, this.optionsPerPage),
        startIndex = _entriesToDisplay.startIndex,
        endIndex = _entriesToDisplay.endIndex; // Print prompt

this.outputText = [style.symbol(this.done, this.aborted), color.bold(this.msg), style.delimiter(false), this.done ? this.selection.title : this.selection.disabled ? color.yellow(this.warn) : color.gray(this.hint)].join(' '); // Print choices

if (!this.done) {
      this.outputText += '\n';

for (let i = startIndex; i < endIndex; i++) {
        let title,
            prefix,
            desc = '',
            v = this.choices[i]; // Determine whether to display "more choices" indicators

if (i === startIndex && startIndex > 0) {
          prefix = figures.arrowUp;
        } else if (i === endIndex - 1 && endIndex < this.choices.length) {
          prefix = figures.arrowDown;
        } else {
          prefix = ' ';
        }

if (v.disabled) {
          title = this.cursor === i ? color.gray().underline(v.title) : color.strikethrough().gray(v.title);
          prefix = (this.cursor === i ? color.bold().gray(figures.pointer) + ' ' : '  ') + prefix;
        } else {
          title = this.cursor === i ? color.cyan().underline(v.title) : v.title;
          prefix = (this.cursor === i ? color.cyan(figures.pointer) + ' ' : '  ') + prefix;

if (v.description && this.cursor === i) {
            desc = ` - ${v.description}`;

if (prefix.length + title.length + desc.length >= this.out.columns || v.description.split(/\r?\n/).length > 1) {
              desc = '\n' + wrap(v.description, {
                margin: 3,
                width: this.out.columns
              });
            }
          }
        }

this.outputText += `${prefix} ${title}${color.gray(desc)}\n`;
      }
    }

this.out.write(this.outputText);
  }

}

module.exports = SelectPrompt;

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