static onMessageSend(ev) {
    console.group("Message Controller");

    ev.preventDefault();

    const form = ev.target;
    const data = new FormData(form);

    for (let [key, value] of data) {
      console.log(`on message send. ${key}: ${value}`);
    }

    console.groupEnd();
    return ev;
  }
/**
   * method bound for message form submit
   * @param {Event} ev
   * @returns Event
   */
method bound for message form submit
@param {Event} ev
@returns Event
method bound for message form submit @param { Event } ev @returns Event
static onMessageSend(ev) {
    console.group("Message Controller");
    ev.preventDefault();
    const form = ev.target;
    const data = new FormData(form);
    for (let [key, value] of data) {
      console.log(`on message send. ${key}: ${value}`);
    }
    console.groupEnd();
    return ev;
  }
static onMessageSend ( ev ) { console . group ( "Message Controller" ) ; ev . preventDefault ( ) ; const form = ev . target ; const data = new FormData ( form ) ; for ( let [ key , value ] of data ) { console . log ( ` ${ key } ${ value } ` ) ; } console . groupEnd ( ) ; return ev ; }
method bound for message form submit
 @param {Event} ev
 @returns Event
method bound for message form submit @param { Event } ev @returns Event