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149 lines
2.9 KiB
149 lines
2.9 KiB
'use strict';
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Object.defineProperty(exports, '__esModule', {
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value: true
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});
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exports.default = void 0;
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var _constants = require('../constants');
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function _defineProperty(obj, key, value) {
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if (key in obj) {
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Object.defineProperty(obj, key, {
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value: value,
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enumerable: true,
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configurable: true,
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writable: true
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});
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} else {
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obj[key] = value;
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}
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return obj;
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}
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class Prompt {
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constructor() {
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_defineProperty(this, '_entering', void 0);
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_defineProperty(this, '_value', void 0);
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_defineProperty(this, '_onChange', void 0);
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_defineProperty(this, '_onSuccess', void 0);
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_defineProperty(this, '_onCancel', void 0);
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_defineProperty(this, '_offset', void 0);
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_defineProperty(this, '_promptLength', void 0);
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_defineProperty(this, '_selection', void 0);
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_defineProperty(this, '_onResize', () => {
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this._onChange();
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});
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// Copied from `enter` to satisfy TS
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this._entering = true;
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this._value = '';
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this._selection = null;
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this._offset = -1;
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this._promptLength = 0;
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this._onChange = () => {};
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this._onSuccess = () => {};
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this._onCancel = () => {};
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}
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enter(onChange, onSuccess, onCancel) {
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this._entering = true;
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this._value = '';
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this._onSuccess = onSuccess;
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this._onCancel = onCancel;
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this._selection = null;
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this._offset = -1;
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this._promptLength = 0;
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this._onChange = () =>
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onChange(this._value, {
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max: 10,
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offset: this._offset
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});
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this._onChange();
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process.stdout.on('resize', this._onResize);
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}
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setPromptLength(length) {
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this._promptLength = length;
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}
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setPromptSelection(selected) {
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this._selection = selected;
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}
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put(key) {
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switch (key) {
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case _constants.KEYS.ENTER:
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this._entering = false;
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this._onSuccess(this._selection || this._value);
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this.abort();
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break;
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case _constants.KEYS.ESCAPE:
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this._entering = false;
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this._onCancel(this._value);
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this.abort();
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break;
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case _constants.KEYS.ARROW_DOWN:
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this._offset = Math.min(this._offset + 1, this._promptLength - 1);
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this._onChange();
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break;
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case _constants.KEYS.ARROW_UP:
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this._offset = Math.max(this._offset - 1, -1);
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this._onChange();
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break;
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case _constants.KEYS.ARROW_LEFT:
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case _constants.KEYS.ARROW_RIGHT:
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break;
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default:
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this._value =
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key === _constants.KEYS.BACKSPACE
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? this._value.slice(0, -1)
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: this._value + key;
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this._offset = -1;
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this._selection = null;
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this._onChange();
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break;
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}
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}
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abort() {
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this._entering = false;
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this._value = '';
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process.stdout.removeListener('resize', this._onResize);
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}
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isEntering() {
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return this._entering;
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}
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}
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exports.default = Prompt;
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