17

choose/models.py

@@ -47,6 +47,7 @@ class Tea(models.Model):
     type = models.ForeignKey(TeaType,
                              related_name='teas',
                              on_delete=models.CASCADE)
+    m = models.IntegerField()
 
     def __str__(self):
         return self.name

choose/templates/choose.html

@@ -10,7 +10,7 @@
     <tr>
         <th></th>
         <th>Название</th>
-        <th>Цена за 50 гр</th>
+        <th>Цена за минимальную массу</th>
         <th>Вес</th>
         <th></th>
     </tr>
@@ -37,8 +37,8 @@
                 <td>
                     <div class="select-wrapper">
                         <select class="selector" name="{{ type_name }}" id="{{ type_name }}"
-                                onchange="change(value, '{{ type_name }}')">
+                                onchange="change(value, '{{ type_name }}', {{ type.ms.1 }})">
-                            {% for m in ms %}
+                            {% for m in type.ms %}
                                 <option value="{{ m }}">{{ m }}</option>
                             {% endfor %}
                         </select>
@@ -81,17 +81,21 @@
             {% for type_name,type in category.items %}
                 "{{ type_name }}": {
                     {% for key,item in type.items%}
-                        "{{ key }}": "{{ item }}",
+                        {% if not key == 'ms' %}
+                            "{{ key }}": "{{ item }}",
+                        {% else %}
+                            "{{ key }}": {{ item }},
+                        {% endif %}
                     {% endfor %}
                 },
             {% endfor %}
         {% endfor %}
     }
 
-    function change(value, type) {
+    function change(value, type, step) {
         choice[type] = parseInt(value)
         const price_el = document.getElementById('price ' + type);
-        price_el.innerText = parseInt(value) / 50 * parseInt(a[type].price)
+        price_el.innerText = parseInt(value) / step * parseInt(a[type].price)
         sum_price()
     }
 

choose/views.py

@@ -38,8 +38,9 @@ def list_of_teas():
             dic[tt.category.name][tt.name]['price'] = int(tt.preferred.price / 100)
             dic[tt.category.name][tt.name]['pic'] = '/media/' + str(tt.preferred.pic.id) + '.' + get_extension(
                 tt.preferred.pic.href)
+            dic[tt.category.name][tt.name]['ms'] = [tt.preferred.m * x for x in range(0, 11)]
 
-    return {'categories': dic, 'ms': [0, 50, 100, 150, 200, 250, 300, 350, 400, 450, 500]}
+    return {'categories': dic}
 
 
 def list_of_choices(request):