on-send-message.js

onSendMessage = (content, type) => {
  if (this.state.isShowSticker && type === 2) {
    this.setState({
      isShowSticker: false
    })
  }

  if (content.trim() === '') {
    return
  }

  const timestamp = moment()
    .valueOf()
    .toString()

  const itemMessage = {
    idFrom: this.currentUserId,
    idTo: this.currentPeerUser.id,
    timestamp: timestamp,
    content: content.trim(),
    type: type
  }

  myFirestore
    .collection(AppString.NODE_MESSAGES)
    .doc(this.groupChatId)
    .collection(this.groupChatId)
    .doc(timestamp)
    .set(itemMessage)
    .then(() => {
      this.setState({
        inputValue: ''
      })
    })
    .catch(err => {
      this.props.showToast(0, err.toString())
    })
}