$(document).ready(function(e){
    $('.panel').on('click', '#like', function(e){
        e.preventDefault();
        var grade = $(this).data('grade');
        var object_id = $(this).closest('.panel-heading').data('id');
        alert('rate/' + object_id + '/' + grade);
        $.ajax({url: 'rate/' + object_id + '/' + grade,
                request: 'GET',
                dataType: 'json',
                success: function(response){
                    if (grade == '-'){$(this).closest('.panel-heading').find('.total-likes').text('lol')}
                    else {$(this).closest('.panel-heading').find('.total-likes').text('kek')}
                },
                error: alert('W-T-F')
        })
    });
});