wirc-frontend.git

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namespace ns_control
{
    
    /**
     * ugly hack to prevent multiple listener addition
     */
    function register_listener
    (
        dom_element: HTMLElement,
        eventname: string,
        handler: (event)=>void
    ): void
    {
        const classname: string = `has_listener_for_${eventname}`;
        if (! dom_element.classList.contains(classname))
        {
            dom_element.addEventListener(eventname, handler);
            dom_element.classList.add(classname);
        }
        else
        {
            // do nothing
        }
    }
    
    
    /**
     * sets up the control
     */
    export function setup
    (
        conf: type_conf,
        model: type_model
    ): void
    {
        // connect
        {
            register_listener
            (
                document.querySelector<HTMLFormElement>("#connect > form"),
                "submit",
                (e) =>
                {
                    e.preventDefault();
                    const nickname: string = document.querySelector<HTMLInputElement>("#nickname").value;
                    const channel_names: Array<string> = document.querySelector<HTMLInputElement>("#channel").value.split(",");
                    ns_model.connect(conf, model, nickname, channel_names);
                }
            );
        }
        // disconnect
 
 
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