!7

sclass HCRUD_Data {
  //LS fields() { null; }
  L<Map<S, O>> list() { null; }
  S fieldNameToHTML(S name) { ret htmlencode(humanizeLabel(name)); }
  S idField() { ret "id"; }
}

sclass HCRUD {
  HCRUD_Data data;
  
  S renderTable() {
    L<Map<S, O>> l = data.list();
    //LS fields = data.fields();
    //if (fields == null) fields = allKeysFromList_inOrder();
    l = map(l, map -> mapKeysAndValues(
      s -> or(data.fieldNameToHTML(s), s),
      value -> htmlEncode2(strOrEmpty(value)),
      map));
    ret htmlTable2_noHtmlEncode(l);
  }
}

concept Car {
  S brand;
}

p { db(); }

html {
  new HCRUD crud;
  crud.data = new HCRUD_Data {
    L<Map<S, O>> list() { ret conceptsToMaps_gen(main list(Car)); }
  };
  ret h1("Cars") + crud.renderTable();
}