var timer = {};

function pdf_loop_check(loan_id){

        timer[loan_id] = setInterval(function(){

            pdf_statusChecker(loan_id);
        }, 10000);

}
function pdf_statusChecker(loan_id) {
    $.ajax({
        type: "GET",
        url: "/hellosign/checkloanstatus/" + loan_id,
        dataType: "json",
        async: true,
        success: function (data) {

            if ((data.status == 'electronic_sign_complete' && data.coborrower == false) || (data.status == 'electronic_sign_waiting_co_borrower' && data.coborrower == true)) {

                console.log('pdf done');
                $('#generating_pdf_' + loan_id).html('<a href="/download_pdf/' + loan_id +'" target="_blank"><i class="fa fa-floppy-o"></i> Download PDF</a>');

                clearInterval(timer[loan_id]);

            }
        },
        error: function (data) {
            console.log('ajax for ' + loan_id +'finish errors.');
            console.log(data);
        }
    });
}