🪟🎉 Connector form: Respect default value for oneOf properties (#20588)

* improve some types

* improve further

* clean up a bit more

* refactor loading state

* move loading state up

* remove isLoading references

* remove unused props and make fetch connector error work

* remove special component for name

* remove top level state for unifinished flows

* start removing uiwidget

* Update airbyte-webapp/src/views/Connector/ConnectorCard/ConnectorCard.module.scss

Co-authored-by: Tim Roes <tim@airbyte.io>

* remove undefined option for selected id

* remove unused prop

* fix types

* remove uiwidget state

* clean up

* adjust comment

* handle errors in a nice way

* do not respect default on oneOf fields

* rename to formblock

* reduce re-renders

* pass error to secure inputs

* simplify and improve styling

* align top

* code review

* remove comment

* review comments

* rename file

* be strict about boolean values

* add example

* track form error in error boundary

* review comments

* handle unexpected cases better

* respect default value for oneOf properties

* enrich error with connector id

* rename prop

Co-authored-by: Tim Roes <tim@airbyte.io>

airbyte-webapp/src/views/Connector/ConnectorForm/useBuildForm.tsx

@@ -41,10 +41,19 @@ function setDefaultValues(
         setDefaultValues(property, values[property.fieldKey] as Record<string, unknown>, options);
         break;
       case "formCondition":
-        // implicitly select the first option (do not respect a potential default value)
-        values[property.fieldKey] =
-          options.respectExistingValues && values[property.fieldKey] ? values[property.fieldKey] : {};
-        setDefaultValues(property.conditions[0], values[property.fieldKey] as Record<string, unknown>, options);
+        values[property.fieldKey] = {};
+        let chosenCondition = property.conditions[0];
+        // if default is set, try to find it in the list of possible selection const values.
+        // if there is a match, default to this condition.
+        // In all other cases, go with the first one.
+        if (property.default) {
+          const matchingConditionIndex = property.selectionConstValues.indexOf(property.default);
+          if (matchingConditionIndex !== -1) {
+            chosenCondition = property.conditions[matchingConditionIndex];
+          }
+        }
+
+        setDefaultValues(chosenCondition, values[property.fieldKey] as Record<string, unknown>);
     }
   });
 }