botlang / botlang-js

'use strict';

import * as fs from 'fs';

import * as readline from 'readline';

import Botlang from '../Botlang';

import pkg from '../../package.json';

import Styles from './Styles';

const options = new Map()

        .set('botname', 'Bot')

        .set('path', process.argv[process.argv.length - 1])

        .set('prompt', '> ')

        .set('system', 'Sys')

        .set('username', 'You'),

      rl = readline.createInterface({

        input  : process.stdin,

        output : process.stdout

      }),

      sourceCode = fs.readFileSync(options.get('path'), {

        encoding : 'utf8',

        flag     : 'r'

      }),

      bot = new Botlang(sourceCode),

      write = (text) => {

        process.stdout.write(`${text}`);

      },

      writeBot = (text) => {

        write(`${Styles.green.open}[${options.get('botname')}]:${Styles.green.close} ${text}`);

      },

      writeSys = (text) => {

        write(`${Styles.green.open}[${options.get('system')}]:${Styles.green.close} ${text}`);

      };

write(`\n${Styles.yellow.open}`);

write(`🤖 Welcome to botlang#${pkg.version}\n`);

write(`   Brain from "${options.get('path')}" loaded\n`);

write(`${Styles.yellow.close}\n`);

rl.setPrompt(`${Styles.green.open}[${options.get('username')}]:${Styles.green.close} `);

rl.prompt();

rl.on('line', (line) => {

  const input = line.trim();

  if (/\\help/.test(input)) {

    writeSys('Not implemented yet. Read the source code in the meantime ...\n');

  } else {

    writeBot(`${bot.reply(input)}\n`);

  }

  rl.prompt();

});

rl.on('close', () => {

  write(`\n\n${Styles.yellow.open}🤖 Bye bye ...${Styles.yellow.close}\n`);

});