#!/usr/bin/env node

/**
 * Module dependencies.
 */

const program = require('./commander');
const inquirer = require('inquirer');
const mongoose = require('../services/mongoose');
const SettingModel = require('../models/setting');
const SettingsService = require('../services/settings');
const util = require('../util');

// Register the shutdown criteria.
util.onshutdown([
  () => mongoose.disconnect()
]);

//==============================================================================
// Setting up the program command line arguments.
//==============================================================================

program
  .description('runs the setup wizard to setup the application')
  .option('--defaults', 'apply defaults for config instead of prompting')
  .parse(process.argv);

//==============================================================================
// Setup the application
//==============================================================================

SettingsService
  .init()
  .then((settings) => {
    if (program.defaults) {
      return settings.save();
    }

    console.log('We\'ll ask you some questions in order to setup your installation of Talk.\n');

    return inquirer.prompt([
      {
        type: 'input',
        name: 'organizationName',
        message: 'Organization Name',
        default: settings.organizationName,
        validate: (input) => {
          if (input && input.length > 0) {
            return true;
          }

          return 'Organization Name is required.';
        }
      },
      {
        type: 'list',
        choices: SettingModel.MODERATION_OPTIONS,
        name: 'moderation',
        default: settings.moderation,
        message: 'Select a moderation mode'
      },
      {
        type: 'confirm',
        name: 'requireEmailConfirmation',
        default: settings.requireEmailConfirmation,
        message: 'Should emails always be confirmed'
      }
    ])
    .then((answers) => {

      // Update the settings that were changed.
      Object.keys(answers).forEach((key) => {
        if (answers[key] !== undefined) {
          settings[key] = answers[key];
        }
      });

      return settings.save();
    });
  })
  .then(() => {
    console.log('Talk is now installed!');
    util.shutdown();
  })
  .catch((err) => {
    console.error(err);
    util.shutdown(1);
  });