;;; Nani Project website

;;; Copyright © 2019 Julien Lepiller <julien@lepiller.eu>

;;;

;;; This file is part of the Nani Project website.

;;;

;;; The Nani Project website is free software; you can redistribute it and/or modify it

;;; under the terms of the GNU Affero General Public License as published by

;;; the Free Software Foundation; either version 3 of the License, or (at

;;; your option) any later version.

;;;

;;; The Nani Project website is distributed in the hope that it will be useful, but

;;; WITHOUT ANY WARRANTY; without even the implied warranty of

;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

;;; GNU Affero General Public License for more details.

;;;

;;; You should have received a copy of the GNU Affero General Public License

;;; along with the Nani Project website.  If not, see <http://www.gnu.org/licenses/>.

(define-module (tools theme)

  #:use-module (haunt builder blog)

  #:use-module (haunt post)

  #:use-module (haunt site)

  #:use-module (tools i18n)

  #:use-module (srfi srfi-1)

  #:export (nani-theme))

(define (nani-theme lang page)

  (theme #:name "Nani"

         #:layout

         (lambda (site title body)

           (site-locale lang)

           `((doctype "html")

             (head

               (meta (@ (charset "utf-8")))

               (meta (@ (name "viewport") (content "width=device-width, initial-scale=1")))

               (title ,(list title " — " (site-title site)))

               (link (@ (rel "stylesheet") (href "/css/nani.css")))

               (link (@ (rel "stylesheet") (href "/css/device.css"))))

             (body (@ (lang ,lang))

               (header

                 (span (a (@ (href "/")) "何?"))

                 (nav (@ (id "main-menu"))

                   (label (@ (for "hamburger") (id "hamburger-label"))

                     (img (@ (alt "(open the menu)") (src "/images/hamburger.png"))))

                   (input (@ (id "hamburger") (type "checkbox")))

                   (ul

                     (li (a (@ (href "/index.html")) ,(_ "Features")))

                     (li (a (@ (href "/documentation.html")) ,(_ "Documentation")))

                     (li (a (@ (href "https://framagit.org/nani-project/nani-app"))

                            ,(_ "Build it"))))))

               (div (@ (id "page"))

                 (div (@ (id "content-block")) (div (@ (id "content")) ,body)))

               (footer

                 (div (@ (class "footer-flex"))

                   (p "© Copyright Julien Lepiller 2019")

                   (p (a (@ (href "/mentions.html")) ,(_ "Legal notices"))))

                 (p ,(_ "The source of this website can be seen at

<a href=\"~a\">framagit</a>. This website is free software; you can redistribute

it and/or modify it under the terms of the GNU Affero General Public License

as published by the Free Software Foundation; either version 3 of the License,

or (at your option) any later version."

                    "https://framagit.org/nani-project/nani-website"))))))

         #:post-template

         (lambda (post)

           `((article

             (h1 ,(post-ref post 'title))

             (p (@ (class "date")) ,(_ "by ~a — ~a" (post-ref post 'author) (date->string* (post-date post))))

             (div ,(post-sxml post)))))

         #:collection-template

         (lambda (site title posts prefix)

           (define (post-uri post)

             (string-append "/" (or prefix "")

                            (site-post-slug site post) ".html"))

           `(div

              (p (a (@ (href "/blog-complete.html")) ,(_ "View posts for every language")))

              (div (@ (id "post-list"))

                ,@(map (lambda (post)

                         (let ((language (fold (lambda (key acc) (if (member key (post-ref post 'tags)) key acc)) "" languages)))

                           `(div (@ (class ,(string-append "post " language)))

                              (p (@ (class "title"))

                                 (a (@ (href ,(post-uri post)))

                                    ,(post-ref post 'title)))

                              (p (@ (class "post-content"))

                                 ,(post-ref post 'summary))

                              (p (@ (class "date"))

                                 (span

                                   (a (@ (href ,(post-uri post)))

                                        ,(_ "Read")))

                                 (span (@ (class ,language)) ,language)

                                 ,(date->string* (post-date post))))))

                    posts))))))