don't set include_docs on gadget updates if storage.force_fields is set

js/erp5_loader.js

@@ -5429,10 +5429,19 @@
       }
 
       if (pass.create === false) {
-        // make sure include_docs is set, because at this point we want data!
-        pass.state.query.include_docs = true;
+        // make sure include_docs is set, to fetch data. DON'T if force_fields
+        // is set, because then we fetch by columns only (not whole docs)
+        if (storage === undefined ||
+              (storage && storage.force_fields === undefined)) {
+          pass.state.query.include_docs = true;
+        }
         pass.state.query.limit = pass.store_limit;
       } else {
+        // generate a new query object, if force_fields is set
+        // generate an array of columns to select here
+        if (pass.fields && storage && storage.force_fields) {
+
+        }
         pass.state.query = app.generateQueryObject(
           pass.config.initial_query,
           pass.type,