$(document).on('turbolinks:load', function() {
    if ($('body.admins-competitions-index-page').length > 0) {
        $('.modal.admin-upload-file-modal').on('upload:success', function(e, data){
            var $imageElement = $('.competition-image-' + data.source_id);
            $imageElement.attr('src', data.url);
            $imageElement.show();
            $imageElement.next().html('重新上传');
        })
    }
});