text: 'use strict';
  
  const BooleanPrompt = require('../types/boolean');
  
  class TogglePrompt extends BooleanPrompt {
    async initialize() {
      await super.initialize();
      this.value = this.initial = !!this.options.initial;
      this.disabled = this.options.disabled || 'no';
      this.enabled = this.options.enabled || 'yes';
      await this.render();
    }
  
    reset() {
      this.value = this.initial;
      this.render();
    }
  
    delete() {
      this.alert();
    }
  
    toggle() {
      this.value = !this.value;
      this.render();
    }
  
    enable() {
      if (this.value === true) return this.alert();
      this.value = true;
      this.render();
    }
    disable() {
      if (this.value === false) return this.alert();
      this.value = false;
      this.render();
    }
  
    up() {
      this.toggle();
    }
    down() {
      this.toggle();
    }
    right() {
      this.toggle();
    }
    left() {
      this.toggle();
    }
    next() {
      this.toggle();
    }
    prev() {
      this.toggle();
    }
  
    dispatch(ch = '', key) {
      switch (ch.toLowerCase()) {
        case ' ':
          return this.toggle();
        case '1':
        case 'y':
        case 't':
          return this.enable();
        case '0':
        case 'n':
        case 'f':
          return this.disable();
        default: {
          return this.alert();
        }
      }
    }
  
    format() {
      let active = str => this.styles.primary.underline(str);
      let value = [
        this.value ? this.disabled : active(this.disabled),
        this.value ? active(this.enabled) : this.enabled
      ];
      return value.join(this.styles.muted(' / '));
    }
  
    async render() {
      let { size } = this.state;
  
      let header = await this.header();
      let prefix = await this.prefix();
      let separator = await this.separator();
      let message = await this.message();
  
      let output = await this.format();
      let help = (await this.error()) || (await this.hint());
      let footer = await this.footer();
  
      let prompt = [prefix, message, separator, output].join(' ');
      this.state.prompt = prompt;
  
      if (help && !prompt.includes(help)) prompt += ' ' + help;
  
      this.clear(size);
      this.write([header, prompt, footer].filter(Boolean).join('\n'));
      this.write(this.margin[2]);
      this.restore();
    }
  }
  
  module.exports = TogglePrompt;
  