secretChat1

secretChat1 = inputArray => {
  'use strict'

  let workArray = inputArray.slice()

  let concealedMessage = workArray.shift()

  let commands = workArray.shift()

  while (commands !== 'Reveal') {
    let command = commands.split(':|:')

    if (command[0] === 'InsertSpace') {
      concealedMessage = concealedMessage.substring(0, +command[1]) + ' ' +
        concealedMessage.substring(+command[1], concealedMessage.length)
      console.log(concealedMessage)
    } else if (command[0] === 'Reverse') {
      if (concealedMessage.includes(command[1])) {
        concealedMessage = concealedMessage.replace(command[1], '')
        let reverseTmp = command[1]
          .split('')
          .reverse()
          .join('')
        concealedMessage = concealedMessage.concat(reverseTmp)
        console.log(concealedMessage)
      }
      else
        console.log('error')
    } else if (command[0] === 'ChangeAll') {
      while (concealedMessage.includes(command[1]))
        concealedMessage = concealedMessage.replace(command[1], command[2])
      console.log(concealedMessage)
    }

    commands = workArray.shift()
  }

  console.log(`You have a new text message: ${concealedMessage}`)
}

secretChat1([
  'heVVodar!gniV',
  'ChangeAll:|:V:|:l',
  'Reverse:|:!gnil',
  'InsertSpace:|:5',
  'Reveal'
])