static/js/tabsHandler.js

$(document).ready(function() {
    $(document).on("chat:creado",function(event){
        $(".tab-switch").off("change")
        $(".tab-switch").on("change", radioChanged)
        radioChanged()
    });

    $("#nuevoChat").on("click", (event) => {
        $(document).trigger("chat:crear");
    })

})

function radioChanged(){
    let tab = $(".tab");
    let tabActive = $(tab[$(".tab-label input:checked").val()]);
    let chat = tabActive.find(".chat")
    
    
    tab.removeClass("active")
    tabActive.addClass("active")
    tabActive.find("textarea").focus()
    if(chat.length>0){
        chat.scrollTop(chat[0].scrollHeight);
    }
}