$('#detailModal').on('show.bs.modal', function (event) {
    let card = $(event.relatedTarget); // Button that triggered the modal
    let post_id = card.data('post_id');
    $('#details-intro').html("<div class=\"spinner-border\" role=\"status\">\n" +
        "  <span class=\"sr-only\">Loading...</span>\n" +
        "</div>");
    $('#details-description').html('');
    $.get(`/api/post/${post_id}`, data => {
        let post = data.post;

        $('#details-intro').html(post.intro);
        $('#details-description').html(post.description);
    });
});