From 435c4acba68237cb81149d1736537225fd93f1a9 Mon Sep 17 00:00:00 2001
From: Johan von Forstner <johan.forstner@gmail.com>
Date: Fri, 3 Aug 2018 10:19:20 +0200
Subject: [PATCH] Widget: set default number to 1 if there is only one product

---
 src/pretix/presale/views/widget.py                  | 5 +++--
 src/pretix/static/pretixpresale/js/widget/widget.js | 7 +++++--
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/src/pretix/presale/views/widget.py b/src/pretix/presale/views/widget.py
index 5c559d9dd9..f84ad5575f 100644
--- a/src/pretix/presale/views/widget.py
+++ b/src/pretix/presale/views/widget.py
@@ -195,7 +195,7 @@ class WidgetAPIProductList(View):
                     } for item in g
                 ]
             })
-        return grps, display_add_to_cart
+        return grps, display_add_to_cart, len(items)
 
     def dispatch(self, request, *args, **kwargs):
         self.subevent = None
@@ -274,11 +274,12 @@ class WidgetAPIProductList(View):
                 fail = True
 
         if not fail and (ev.presale_is_running or request.event.settings.show_items_outside_presale_period):
-            data['items_by_category'], data['display_add_to_cart'] = self._get_items()
+            data['items_by_category'], data['display_add_to_cart'], data['itemnum'] = self._get_items()
             data['display_add_to_cart'] = data['display_add_to_cart'] and ev.presale_is_running
         else:
             data['items_by_category'] = []
             data['display_add_to_cart'] = False
+            data['itemnum'] = 0
 
         vouchers_exist = self.request.event.get_cache().get('vouchers_exist')
         if vouchers_exist is None:
diff --git a/src/pretix/static/pretixpresale/js/widget/widget.js b/src/pretix/static/pretixpresale/js/widget/widget.js
index 3ef0b42b7f..b00ca777ac 100644
--- a/src/pretix/static/pretixpresale/js/widget/widget.js
+++ b/src/pretix/static/pretixpresale/js/widget/widget.js
@@ -150,7 +150,8 @@ Vue.component('availbox', {
         + '<input type="checkbox" value="1" v-bind:name="input_name">'
         + '</label>'
         + '<input type="number" class="pretix-widget-item-count-multiple" placeholder="0" min="0"'
-        + '       v-bind:max="order_max" v-bind:name="input_name" v-if="order_max !== 1">'
+        + '       :value="$root.itemnum == 1 ? 1 : false" v-bind:max="order_max" v-bind:name="input_name"'
+        + '       v-if="order_max !== 1">'
         + '</div>'
         + '</div>'),
     props: {
@@ -705,7 +706,8 @@ var create_widget = function (element) {
                 error_message: null,
                 error_url_after: null,
                 vouchers_exist: false,
-                cart_exists: false
+                cart_exists: false,
+                itemcount: 0
             }
         },
         created: function () {
@@ -733,6 +735,7 @@ var create_widget = function (element) {
                 app.cart_id = cart_id;
                 app.cart_exists = data.cart_exists;
                 app.vouchers_exist = data.vouchers_exist;
+                app.itemnum = data.itemnum;
                 app.loading--;
             }, function (error) {
                 app.categories = [];