function sendMessage(message){
  const mainEl = document.querySelector('#main')
  const textareaEl = mainEl.querySelector('div[contenteditable="true"]')

  if(!textareaEl) {
    throw new Error('There is no opened conversation')
  }

  textareaEl.focus()
  document.execCommand('insertText', false, message)
  textareaEl.dispatchEvent(new Event('change', { bubbles: true }))

  setTimeout(() => {
    (mainEl.querySelector('[data-testid="send"]') || mainEl.querySelector('[data-icon="send"]')).click()
  }, 100)
}