basic shopping view

.idea/codeStyles/codeStyleConfig.xml

@@ -0,0 +1,5 @@
+<component name="ProjectCodeStyleConfiguration">
+  <state>
+    <option name="PREFERRED_PROJECT_CODE_STYLE" value="Default" />
+  </state>
+</component>

cookbook/forms.py

@@ -1,3 +1,4 @@
+from dal import autocomplete
 from django import forms
 from django.forms import widgets
 from django.utils.translation import gettext as _
@@ -60,6 +61,13 @@ class InternalRecipeForm(forms.ModelForm):
         widgets = {'keywords': MultiSelectWidget}
 
 
+class RecipeForm(forms.Form):
+    recipe = forms.ModelMultipleChoiceField(
+        queryset=Recipe.objects.all(),
+        widget=MultiSelectWidget
+    )
+
+
 class CommentForm(forms.ModelForm):
     prefix = 'comment'
 

cookbook/models.py

@@ -81,6 +81,9 @@ class RecipeIngredients(models.Model):
     unit = models.CharField(max_length=128)
     amount = models.DecimalField(default=0, decimal_places=2, max_digits=16)
 
+    def __str__(self):
+        return str(self.amount) + ' ' + self.unit + ' ' + self.name
+
 
 class Comment(models.Model):
     recipe = models.ForeignKey(Recipe, on_delete=models.CASCADE)
@@ -89,6 +92,9 @@ class Comment(models.Model):
     created_at = models.DateTimeField(auto_now_add=True)
     updated_at = models.DateTimeField(auto_now=True)
 
+    def __str__(self):
+        return self.text
+
 
 class RecipeImport(models.Model):
     name = models.CharField(max_length=128)

cookbook/templates/base.html

@@ -73,10 +73,12 @@
                         class="sr-only">(current)</span></a>
             </li>
             <li class="nav-item">
-                <a class="nav-link" href="{% url 'view_books' %}"><i class="fas fa-bookmark"></i> {% trans 'Books' %}</a>
+                <a class="nav-link" href="{% url 'view_books' %}"><i class="fas fa-bookmark"></i> {% trans 'Books' %}
+                </a>
             </li>
             <li class="nav-item">
-                <a class="nav-link" href="{% url 'view_plan' %}"><i class="fas fa-calendar"></i> {% trans 'Meal-Plan' %}</a>
+                <a class="nav-link" href="{% url 'view_plan' %}"><i class="fas fa-calendar"></i> {% trans 'Meal-Plan' %}
+                </a>
             </li>
             <li class="nav-item dropdown">
                 <a class="nav-link dropdown-toggle" href="#" id="navbarDropdownMenuLink" data-toggle="dropdown"

cookbook/templates/shopping_list.html

@@ -0,0 +1,44 @@
+{% extends "base.html" %}
+{% load django_tables2 %}
+{% load crispy_forms_tags %}
+{% load static %}
+{% load i18n %}
+
+{% block title %}{% trans "Cookbook" %}{% endblock %}
+
+{% block extra_head %}
+    {{ form.media }}
+{% endblock %}
+
+{% block content %}
+
+    <h2><i class="fas fa-shopping-cart"></i> {% trans 'Shopping List' %}</h2>
+
+    <form action="{% url 'view_shopping' %}" method="post">
+        {% csrf_token %}
+        {{ form|crispy }}
+        <button class="btn btn-success" type="submit"><i class="fas fa-sync-alt"></i> {% trans 'Load' %}</button>
+    </form>
+
+    <br/>
+    <br/>
+    <button class="btn btn-success" onclick="copy()"><i class="far fa-copy"></i></button>
+    <div class="row">
+        <div class="col col-md-12">
+            <!--// @formatter:off-->
+            <textarea id="id_list" style="height: 50vh" class="form-control">{% for i in ingredients %}- [ ] {{ i.amount.normalize }} {{ i.unit }} {{ i.name }}&#10;{% endfor %}</textarea>
+            <!--// @formatter:on-->
+        </div>
+    </div>
+
+    <script type="text/javascript">
+        function copy() {
+            let list = $('#id_list');
+
+            list.select();
+
+            document.execCommand("copy");
+        }
+    </script>
+
+{% endblock %}

cookbook/urls.py

@@ -6,8 +6,9 @@ from cookbook.helper import dal
 
 urlpatterns = [
     path('', views.index, name='index'),
-    path('books', views.books, name='view_books'),
+    path('books/', views.books, name='view_books'),
-    path('plan', views.meal_plan, name='view_plan'),
+    path('plan/', views.meal_plan, name='view_plan'),
+    path('shopping/', views.shopping_list, name='view_shopping'),
 
     path('view/recipe/<int:pk>', views.recipe_view, name='view_recipe'),
 

cookbook/views/views.py

@@ -1,4 +1,5 @@
 import copy
+import re
 from datetime import datetime, timedelta
 
 from django.contrib import messages
@@ -112,3 +113,31 @@ def meal_plan(request):
             plan[p.meal]['days'][d].append(p)
 
     return render(request, 'meal_plan.html', {'js_week': js_week, 'plan': plan, 'days': days, 'surrounding_weeks': surrounding_weeks})
+
+
+@login_required
+def shopping_list(request):
+    if request.method == "POST":
+        form = RecipeForm(request.POST)
+        if form.is_valid():
+            recipes = form.cleaned_data['recipe']
+        else:
+            recipes = []
+    else:
+        raw_list = request.GET.getlist('r')
+
+        recipes = []
+        for r in raw_list:
+            if re.match(r'^([1-9])+$', r):
+                if Recipe.objects.filter(pk=int(r)).exists():
+                    recipes.append(int(r))
+
+        form = RecipeForm(initial={'recipe': recipes})
+
+    ingredients = []
+
+    for r in recipes:
+        for i in RecipeIngredients.objects.filter(recipe=r).all():
+            ingredients.append(i)
+
+    return render(request, 'shopping_list.html', {'ingredients': ingredients, 'recipes': recipes, 'form': form})