exchange broker options

web/templates/pages/add_table/add_table.html

@@ -21,4 +21,7 @@
 <datalist id="currency-codes">
   {% for code in currency_codes %}<option value="{{ code }}"></option>{% endfor %}
 </datalist>
+<datalist id="rate-source-ids">
+  {% for source in page.rate_sources %}<option value="{{ source }}"></option>{% endfor %}
+</datalist>
 {% endblock %}

web/templates/pages/add_table/builder.html

@@ -85,11 +85,11 @@
       </label>
       <label>Rate source
         <input name="rate_source_id" value="{{ page.draft.rate_source_id }}"
-               placeholder="provider-id">
+               list="rate-source-ids" placeholder="provider-id">
       </label>
       <label>Initial foreign currencies
         <input name="foreign_currencies" value="{{ page.draft.foreign_currencies }}"
-               placeholder="CZK, USD">
+               list="currency-codes" placeholder="CZK, USD">
       </label>
     {% else %}
       <input type="hidden" name="accounting_currency" value="{{ page.draft.accounting_currency }}">