From 229299146376a2b847f4fe3f331efbd26c0abc70 Mon Sep 17 00:00:00 2001
From: Tim <contact@bytim.eu>
Date: Wed, 11 Jun 2025 19:00:03 +0200
Subject: Add selection for end user to calculate ingredients for x
 persons/portions

---
 src/chef/pages/recipe.clj | 29 +++++++++++++++++++----------
 src/chef/routes.clj       |  1 -
 src/chef/utils.clj        |  3 ++-
 3 files changed, 21 insertions(+), 12 deletions(-)

(limited to 'src/chef')

diff --git a/src/chef/pages/recipe.clj b/src/chef/pages/recipe.clj
index 84f999c..be88b2d 100644
--- a/src/chef/pages/recipe.clj
+++ b/src/chef/pages/recipe.clj
@@ -8,7 +8,7 @@
             [ring.util.response :as ruresp])
   (:import java.io.File))
 
-(defn- render [recipe]
+(defn- render [portions recipe]
   (cutils/gen-page (str "chef - " (:recipes/title recipe))
                    [:div {:style {:margin-left "1em"}}
                     [:div
@@ -22,20 +22,27 @@
                                                              (jdbc/execute! @cdb/db)
                                                              first)) ")")]]
                     (when (some? (cutils/get-thumbnail-file recipe))
-                      [:img {:src    (str "/recipes/" (:recipes/id recipe) "/thumbnail")
+                      [:img {:src   (str "/recipes/" (:recipes/id recipe) "/thumbnail")
                              :width "50%"}])
-                    [:h2 (str "Zutaten"
-                              (condp = (:recipes/unit recipe)
-                                0 " pro Portion"
-                                1 " pro Person"
-                                "")
-                              ":")]
+                    [:h2
+                     "Zutaten pro "
+                     [:input {:type  :number
+                              :value portions
+                              :style {:width   "3em"
+                                      :display :inline-block}
+                              "_"    "on change go to url `?portions=${value of me}`"}]
+                     (condp = (:recipes/unit recipe)
+                       0 " Portion(en)"
+                       1 " Person(en)"
+                       "")
+                     ":"]
                     [:ul (for [ingredient (-> recipe
                                               :recipes/ingredients
                                               cutils/parse-ingredients)]
                            [:li
                             [:b (:description ingredient)] ": "
-                            (:amount ingredient) (:unit ingredient)])]
+                            (* (:amount ingredient) portions)
+                            (:unit ingredient)])]
                     [:h2 "Zubereitung"]
                     (->> (:recipes/preparation recipe)
                          cstr/split-lines
@@ -50,7 +57,9 @@
        sql/format
        (jdbc/execute! @cdb/db)
        first
-       render
+       (render (or (try (Integer/parseInt (get-in req [:params "portions"]))
+                        (catch Exception _ nil))
+                   1))
        html/html
        str
        ruresp/response))
diff --git a/src/chef/routes.clj b/src/chef/routes.clj
index d21cb0d..084c7d7 100644
--- a/src/chef/routes.clj
+++ b/src/chef/routes.clj
@@ -4,7 +4,6 @@
             [ring.middleware.params :as rmparams]
             [ring.middleware.multipart-params :as rmmultiparams]
             [ring.middleware.session :as rmsession]
-            [ring.middleware.reload :as rmreload]
             [dotenv :as env]
             [clojure.string :as cstr]
 
diff --git a/src/chef/utils.clj b/src/chef/utils.clj
index e2725ce..22797cb 100644
--- a/src/chef/utils.clj
+++ b/src/chef/utils.clj
@@ -14,7 +14,8 @@
     [:link {:rel :stylesheet :href "/static/style.css"}]
     [:meta {:http-equiv "content-type" :content "text/html; charset=utf-8"}]
     [:meta {:name "robots" :content "noindex,nofollow"}]]
-   (apply conj [:body] content [[:script {:src "/static/htmx.js"}]])])
+   (apply conj [:body] content [[:script {:src "/static/htmx.js"}]
+                                [:script {:src "/static/hyperscript.js"}]])])
 
 (defmacro auth-only [request & body]
   `(if (some? (get-in ~request [:session :oauth-token]))
-- 
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