"returns the clsql view-class joined on SLOT"
(dolist (s (list-join-attributes model))
(when (equal (getf (cdr s) :home-key) slot)
- (return-from explode-foreign-key (slot-value model (car s))))))
+ (let ((val (slot-value model (car s))))
+ (return-from explode-foreign-key
+ (values (if val val (make-instance (getf (cdr s) :join-class))) (getf (cdr s) :foreign-key)))))))
(defun find-join-helper (foreign-key)
(lambda (class slot)
"returns the SLOT in the foreign VIEW-CLASS that joins with FOREIGN-KEY"
(car (list-relations-helper view (find-join-helper foreign-key) :return-key :foreign-key)))
+(defmethod explode-has-many ((view t) join-slot)
+ "returns the class of the join as the primary value, the second and third value is the home key and the foreign key"
+ (let ((att (assoc join-slot (list-join-attributes view))))
+ (values (getf (cdr att) :join-class)
+ (getf (cdr att) :home-key)
+ (getf (cdr att) :foreign-key))))
+
+