(in-package :fwoar.rss-reader)

(defmethod spinneret:html ((object plump:node))
  (plump:serialize object spinneret:*html*))

(defclass rss-reader-route ()
  ((%feed-list :initarg :feed-list :reader feed-list)))

(defclass+ intercooler-request ()
  ((%request :initarg :request :reader request)))
(defclass+ partial-request ((intercooler-request (request)))
  ())
(defclass+ full-request ((intercooler-request (request)))
  ())

(defmethod araneus:view :around ((route rss-reader-route) model)
  "basic html and javascript for our app, as well as an invocation of
the hook that pulls in CSS"

  (etypecase model
    (full-request
     (spinneret:with-html-string
       (:doctype)
       (:html
        (:head
         (:script :src "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.4.1/jquery.min.js")
         (:script :src
                  "https://cdnjs.cloudflare.com/ajax/libs/intercooler-js/1.2.2/intercooler.min.js"
                  :defer "defer")
         (:script :defer "defer"
                  (:raw (fwoar.rss-reader.ui:intercooler-debugger)))
         (:meta :name "intercoolerjs:use-data-prefix"
                :content "true"/)
         (:style
          (:raw (apply 'lass:compile-and-write
                       (araneus:styles route)))))
        (:body
         (call-next-method)))))
    (partial-request
     (spinneret:with-html-string
       (call-next-method)))))

(defmethod araneus:styles append ((route rss-reader-route))
  "CSS Reset"

  '((*
     :margin 0
     :padding 0
     :font-family "\"Lato\", sans"
     :box-sizing border-box)              
    ((:or pre code)
     :font-family "\"Source Code Pro\", monospace")
    (body
     :font-size 12pt)
    ((:or h1 h2 h3 h4 h5 h6)
     :font-size 1.6rem)
    ((:or ul ol)
     :padding-left 2rem)))

(defmacro with-layout ((render-type layout) &body content)
  `(let ((content (lambda ()
                    (spinneret:with-html
                      (:main
                       ,@content)))))
     (ecase ,render-type
       (:full (spinneret:with-html
                (,layout content)))
       (:partial (funcall content)))))

(defclass+ feed-page ((rss-reader-route (feed-list)) fwoar.default-layout:default-layout)
  ((%feed :initarg :feed :reader feed)))

(defmethod araneus:controller ((route feed-page) params &key)
  (funcall (if (equal (serapeum:assocdr "ic-request" params
                                        :test 'equal)
                      "true")
               'partial-request
               'full-request)
           (resolve-feed-reference (feed route))))

(defmethod araneus:view ((route feed-page) (model intercooler-request))
  (spinneret:with-html
    (:main#content
     (alimenta:render (request model)
                      (feed route)))))

(defmethod araneus:view ((route feed-page) (model full-request))
  (spinneret:with-html
    (:h1 "Hello, World!")
    (:div.main
     (:nav
      :data-ic-push-url "true"
      :data-ic-target "main"
      :data-ic-replace-target "true"
      (loop for feed in (feed-list route)
            collect (:a :data-ic-get-from (format nil "/f/~a" (string-downcase (feed-key feed)))
                        (feed-key feed))))
     (:main#content
      (alimenta:render (request model)
                       (feed route))))))

(defmethod fwoar.default-layout:border-color ((layout rss-reader-route))
  "#BDE0F3")
(defmethod fwoar.default-layout:background-color ((layout rss-reader-route))
  "#3f3f3f")
(defmethod fwoar.default-layout:text-color ((layout rss-reader-route))
  "#DCDCCC")
(defmethod fwoar.default-layout:link-color ((layout rss-reader-route))
  "#F5F5D6")