(in-package :it.bese.ucw)
+(defun multiple-value-funcall->list (function &rest args)
+ (multiple-value-call #'list (apply function args)))
+
+(defmacro multiple-value-bindf (vars form &body body)
+ `(destructuring-bind ,vars
+ (multiple-value-funcall->list #',(car form) ,@(cdr form))
+ ,@body))
(defslot-presentation clsql-wall-time-slot-presentation (mewa-relation-slot-presentation)
()
:initargs (list
:global-properties
(list :editablep nil :linkedp nil)))))
- (when (ucw::parent slot) (setf (component.place pres) (component.place (ucw::parent slot))))
- (flet ((render () (when i (<ucw:render-component :component pres))))
- (cond
- ((editablep slot)
- (render)
- (<ucw:a :action (search-records slot instance) (<:as-html " (search)"))
- (<ucw:a :action (create-record slot i) (<:as-html " (new)")))
- ((linkedp slot)
- (<ucw:a :action (view-instance slot i)
- (render)))
- (t
- (render))))))
+ (when (ucw::parent slot)
+ (setf (component.place pres) (component.place (ucw::parent slot))))
+ (when i (<ucw:render-component :component pres))))
+ ))
(defaction view-instance ((self component) instance &rest initargs)
(call-component (parent self) (apply #'mewa:make-presentation instance initargs)))
-(defmethod present-slot :before ((slot foreign-key-slot-presentation) instance)
- (setf (foreign-instance slot) (meta-model:explode-foreign-key instance (slot-name slot))))
+
+(defmethod present-slot :around ((slot foreign-key-slot-presentation) instance)
+ (setf (foreign-instance slot) (when (presentation-slot-value slot instance) (meta-model:explode-foreign-key instance (slot-name slot))))
+ (flet ((render () (call-next-method)))
+ (cond
+ ((editablep slot)
+ (render)
+ (<ucw:a :action (search-records slot instance) (<:as-html " (search)"))
+ (<ucw:a :action (create-record slot instance) (<:as-html " (new)")))
+ ((linkedp slot)
+ (<ucw:a :action (view-instance slot (foreign-instance slot))
+ (render)))
+ (t
+ (render)))))
;;;; HAS MANY
(defslot-presentation has-many-slot-presentation (mewa-relation-slot-presentation)
()
(:type-name has-many))
+
+(defun get-join-class-info (slot instance)
+ "hack around m-v-b"
+ (multiple-value-bind (s h f) (meta-model:explode-has-many instance (slot-name slot))
+ (list s h f)))
+((jci (get-join-class-info slot instance))
+ (class (first jci))
+ (home (second jci))
+ (foreign (third jci)))
+
+(defaction add-to-has-many ((slot has-many-slot-presentation) instance)
+ (destructuring-bind (class home foreign)
+ (maxwell-web-gui::multiple-value-funcall #'meta-model:explode-has-many instance (slot-name slot))
+ (let ((new (make-instance class)))
+ (setf (slot-value new foreign) (slot-value instance home))
+ (meta-model:sync-instance new)
+ (call-component (parent slot) (mewa:make-presentation new :type :editor)))))
+
(defmethod present-slot ((slot has-many-slot-presentation) instance)
+ (<ucw:a :action (add-to-has-many slot instance)
+ (<:as-html "(add new)"))
(let ((i (get-foreign-instances slot instance))
(linkedp (linkedp slot)))
- (<:ul
- (dolist (s i)
- (let ((s s))
- (setf (foreign-instance slot) s)
- (<ucw:a :action (view-instance slot s :initargs `(:global-properties ,(list :linkedp t :editablep nil)))
- (<:li (setf (linkedp slot) nil)
- (present-relation slot instance))))))))
+ (<:ul
+ (dolist (s i)
+ (let ((s s))
+ (setf (foreign-instance slot) s)
+ (<ucw:a :action (view-instance slot s :initargs `(:global-properties ,(list :linkedp t :editablep nil)))
+ (<:li (setf (linkedp slot) nil)
+ (present-relation slot instance))))))))
(defmethod get-foreign-instances ((slot has-many-slot-presentation) instance)