function render_problems() {
    $.post("/api/problem/data", {
    }, function(data) {
        data = data["data"];
        for (var i = 0; i < data.length; i++) {
            files = data[i]["files"];
            problem = 
`<div class=\"panel panel-info\">
    <div class=\"panel-heading\">
        <h3 class=\"panel-title\">` + data[i]["name"] + ` | ` + data[i]["category"] + `</h3>
    </div> 
    <div class=\"panel-body\">
       <p>` + data[i]["description"]  + `</p>
        <div class=\"input-group\">
            <input type=\"text\" class=\"form-control\" placeholder=\"Flag\">
            <span class=\"input-group-btn\">
                <button class=\"btn btn-success\" id=\"hint\" type=\"button\" onclick=\"show_hint(\'` + data[i]["pid"] + `\');\">Hint</button>
                <button class=\"btn btn-success\" type=\"button\">Submit!</button>
            </span>
        </div>
    </div>
    <div class=\"panel-footer\">`

            for (var j = 0; j < files.length; j++) {
                file_name = files[j].split("/").pop();
                problem += 
`<a href=\"` + files[j] + `\" class=\"filelink\" target=\"_blank\">
    <h4 class=\"probfile\">` + file_name + `</h4>
</a>`
            }
       
            problem += `<br>
        <div id=\"hint_` + data[i]["pid"] + `\" style=\"display:none\">` + data[i]["hint"] + `</div>
</div></div>`
            $("#problems").append(problem);
        }
    });
}

function show_hint(pid) {
    $("#hint_" + pid).slideToggle(120, "swing");
}

$(document).ready( render_problems() );