Filter editions

bookwyrm/templates/book/format_filter.html

@@ -5,8 +5,11 @@
 <label class="label is-block" for="id_format">{% trans "Format:" %}</label>
 <div class="select">
     <select id="format" name="format">
+        <option value="">{% trans "Any" %}</option>
         {% for format in formats %}{% if format %}
-        <option value="{{ format }}">{{ format|title }}</option>
+        <option value="{{ format }}" {% if request.GET.format == format %}selected{% endif %}>
+            {{ format|title }}
+        </option>
         {% endif %}{% endfor %}
     </select>
 </div>

bookwyrm/templates/book/language_filter.html

@@ -5,8 +5,11 @@
 <label class="label is-block" for="id_language">{% trans "Language:" %}</label>
 <div class="select">
     <select id="language" name="language">
+        <option value="">{% trans "Any" %}</option>
         {% for language in languages %}
-        <option value="{{ language }}">{{ language }}</option>
+        <option value="{{ language }}" {% if request.GET.language == language %}selected{% endif %}>
+            {{ language }}
+        </option>
         {% endfor %}
     </select>
 </div>