% stash links => [ '#filter-view' => 'Filter view' ];
<form action="<%= url_for %>" method="get">
<div id="filter-view" class="targettable" style="float: left;">

<input type="text" value="<%= param 'purpose' %>" name="purpose" title="purpose" placeholder="Purpose">

% my $categories = app->db->resultset("Category")->search({}, { order_by => "ID" });
% my $category = param 'category';
<select id="category" name="category" title="category">
    <option value="">Purpose</option>
% while ( my $c = $categories->next ) {
        <option value="<%= $c->ID %>" <%== $category == $c->ID ? 'selected="selected"' : '' %>>
            <%= $c->label %>
        </option>
% }
</select>

<input style="width:5em;" type="text" placeholder="from/YYYY[-MM]" value="<%= param 'from' %>" name="from" title="from/YYYY[-MM]"> 

<input style="width:5em;" type="text" placeholder="until YYYY-MM-DD" value="<%= param 'until' %>" name="until" title="until YYYY-MM-DD"> 

</div>

<input type="number" style="width:3em;" name="page" value="<%= (param('page') // 1) + 1 %>" min="1" title="page">
<button type="submit">Go</button>

</form>