From 641fa7479e355ece63349376bd48ad17f2bf17de Mon Sep 17 00:00:00 2001
From: Grant Shangreaux <shoshin@cicadas.surf>
Date: Mon, 20 Feb 2023 12:03:17 -0600
Subject: WIP: sketches of clos pages with render defgeneric

---
 pages.lisp | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/pages.lisp b/pages.lisp
index c435e8f..5d2b41d 100644
--- a/pages.lisp
+++ b/pages.lisp
@@ -64,3 +64,61 @@
                   "the"
                   (hero-class hero)
                   (hero-title hero))))))
+
+(defgeneric render (element)
+  (:documentation "Render an element as HTML"))
+
+(defclass page ()
+  ((title
+    :reader title
+    :initarg :title
+    :documentation "Page title ")
+   (main
+    :reader main
+    :initarg :main
+    :initform ""
+    :documentation "Main content for a page.")))
+
+(defmethod render ((doc page))
+  (with-html
+    (:doctype)
+    (:html
+     (:head (:title (title doc)))
+     (:body
+      (main doc)))))
+
+(defclass navable ()
+  ((nav-links
+    :reader nav-links
+    :initarg :nav-links
+    :type list))
+  (:documentation "Mixin for a PAGE class with navigation."))
+
+(defclass nav-link ()
+  ((target :initarg :target)
+   (text :initarg :text)
+   (icon :initarg :icon :initform nil)
+   (label :initarg :label :initform nil)))
+
+(defmethod render ((element nav-link))
+  (with-slots (target icon label text) element
+    (with-html
+      (:li (:a :href target :aria-label label icon text)))))
+
+(defclass page-with-nav (page navable)
+  ())
+
+(defmethod render ((doc page-with-nav))
+  (with-html
+    (:doctype)
+    (:html
+     (:head (:title (title doc)))
+     (:body
+      (:nav (:ul (mapc #'render (nav-links doc))))
+      (:main (main doc))))))
+
+;; (let* ((link (make-instance
+;; 	     'nav-link :target "/moo" :label "goo" :icon "🍺" :text "Tavern"))
+;;        (foo (make-instance
+;; 	     'page-with-nav :title "goober" :main "Content" :nav-links (list link link))))
+;;   (render foo))
-- 
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