generic view

prodcat/forms.py

@@ -11,21 +11,19 @@ class CategoryForm(forms.ModelForm):
             }
         }
 
+class DateInput(forms.DateInput):
+    input_type = 'date'
+
 class ProductForm(forms.ModelForm):
     class Meta:
         model=Products
-        fields="__all__"
-        error_messages = {
-            'name' : {
-                'required':'Name cannot be empty'
-            },
-            'price' : {
-                'required' :'Price cannot be empty'
-            },
-            'restock_date':{
-                'required' : 'Restock date cannot be empty'
-            },
+        fields=[
+            'name',
+            'price',
+            'restock_date',
+            'category'
+        ]
+    def __init__(self, *args, **kwargs):
+        super(ProductForm, self).__init__(*args, **kwargs)
+        self.fields['restock_date'] = forms.DateTimeField(widget=DateInput())
+        self.fields['category'] = forms.ModelChoiceField(widget=forms.Select, queryset=Category.objects.all(), required=False)
\ No newline at end of file
-            'category':{
-                'required' : 'Category cannot be empty'
-            }
-        }
\ No newline at end of file

prodcat/models.py

 from django.db import models
-
+from django.urls import reverse
 # Create your models here.
 class Category(models.Model):
     category_text=models.CharField(max_length=200)
@@ -15,6 +15,13 @@ class Products(models.Model):
     def __str__(self):
         return self.name
 
+    def restockdate(self):
+        return self.restock_date.strftime('%Y-%m-%d')
+
+    def get_absolute_url(self):
+        return reverse('product-create', kwargs={'pk':self.pk})
+
+
 
 
 

prodcat/templates/prodcat/categoryAdd.html

@@ -17,7 +17,7 @@
         {% csrf_token %}
         <table style="margin:20px auto;">
                 <tr>
-                    <td>Category Nameeeeeeeeeeee</td>
+                    <td>Category Name</td>
                     <td>
                     <input type="text" name="category_text" value=""></td>
                 </tr>

prodcat/templates/prodcat/categoryIndex.html

@@ -10,7 +10,7 @@
             </tr>
         </thead>
         <tbody>
-            {% for item in data %}
+            {% for item in category_list %}
                 <tr>
                     <td>{{item.category_text}}</td>
                     <td>

prodcat/templates/prodcat/productAdd.html

 <div>
-    {% if form.errors %}
-            {% for field in form %}
-                {% for error in field.errors %}
-                    <div>
-                        <strong>{{ error|escape }}</strong>
-                    </div>
-                {% endfor %}
-            {% endfor %}
-            {% for error in form.non_field_errors %}
-                <div >
-                    <strong>{{ error|escape }}</strong>
-                </div>
-            {% endfor %}
-        {% endif %}
     <form method="post">
         {% csrf_token %}
-        <table style="margin:20px auto;">
-                <tr>
-                    <td>Name</td>
-                    <td>
-                    <input type="text" name="name" value=""></td>
-                </tr>
-                <tr>
-                    <td>Price</td>
-                    <td>
-                    <input type="number" name="price" value=""></td>
-                </tr>
-                <tr>
-                    <td>Restock Date</td>
-                    <td>
-                    <input type="date" name="restock_date" value=""></td>
-                </tr>
-                <tr>
-                    <td>Category</td>
-                    <td>
-                    <select name="category">
-                        {% for item in category %}
-                            <option value="{{item.id}}">{{ item.category_text }}</option>
-                        {% endfor %}
-                    </select>
-
-                </tr>
-                    <td></td>
-                    <td><a type="button" href = "/products/">Back</a></td>
-                    <td><input type="submit" value="Save"></td>
-
-                </tr>
-            </table>
+         {{ form.as_p }}
+        <input type="submit" value="Save">
     </form>
 
 </div>
\ No newline at end of file

prodcat/templates/prodcat/productEdit.html

+<div>
+    <form method="post">
+        {% csrf_token %}
+         {{ form.as_p }}
+        <input type="submit" value="Save">
+    </form>
+
+</div>
\ No newline at end of file

prodcat/templates/prodcat/productIndex.html

@@ -13,12 +13,17 @@
             </tr>
         </thead>
         <tbody>
-            {% for item in data %}
+            {% for item in products_list %}
                 <tr>
                     <td>{{item.name}}</td>
                     <td>{{item.price}}</td>
-                    <td>{{item.restock_date}}</td>
-                    <td>{{item.category_id}}</td>
+                    <td>{{item.restockdate}}</td>
+                    <td>{{item.category.category_text}}</td>
+                    <td>
+                        <a type="button" href="delete-product/{{item.id}}" onclick="return confirm('Are you sure to delete this category ?');">Delete</a>
+                        <a type="button" href="edit-product/{{item.id}}">Edit</a>
+
+                    </td>
                 </tr>
             {% endfor %}
         </tbody>

prodcat/urls.py

@@ -3,9 +3,12 @@ from . import views
 
 app_name='prodcat'
 urlpatterns = [
-    path('', views.productIndex, name='productIndex'),
-    path('cat/', views.categoryIndex, name='categoryIndex'),
-    path('add-product/', views.storeProduct, name='storeProduct'),
+    path('', views.ProductsListView.as_view(), name='product-index'),
+    path('add-product/', views.ProductsCreateView.as_view(), name='product-create'),
+    path('edit-product/<int:id>',views.UpdateProductsView.as_view(), name='product-destroy'),
+    path('delete-product/<int:id>',views.destroyProduct),
+
+    path('cat/', views.categoryIndex),
     path('cat/add-category/', views.storeCategory, name='storeCategory'),
-    path('cat/delete-category/<int:id>', views.destroyCategory)
+    path('cat/delete-category/<int:id>', views.destroyCategory),
 ]
\ No newline at end of file

prodcat/views.py

-from django.shortcuts import render, redirect
+from django.shortcuts import render, redirect, get_object_or_404
 from .models import Products, Category
 from .forms import CategoryForm, ProductForm
+from django.views.generic import ListView, FormView, UpdateView
+from django.views.generic.edit import CreateView
+from django.urls import reverse_lazy
 # Create your views here.
 
 def categoryIndex(request):
-    result=Category.objects.all()
-    context={
-        'data':result,
+    data = Category.objects.all()
+    context = {
+        'category_list' : data
     }
-    return render(request,'prodcat/categoryIndex.html',context)
+    return render(request, 'prodcat/categoryIndex.html', context)
 
 def destroyCategory(request, id):
     data = Category.objects.get(id=id)
@@ -25,24 +28,32 @@ def storeCategory(request):
     return render(request, 'prodcat/categoryAdd.html', {'form' : form})
 
 
-def productIndex(request):
-    result=Products.objects.all()
-    context={
-        'data':result,
-    }
-    return render(request,'prodcat/productIndex.html',context)
+class ProductsListView(ListView):
+    template_name = 'prodcat/productIndex.html'
+    model = Products
+    def get_context_data(self,**kwargs):
+        context = super().get_context_data(**kwargs)
+        context['products_list'] = Products.objects.all()
+        return context
 
-def storeProduct(request):
-    form = ProductForm(request.POST or None, request.FILES or None)
-    if request.method == 'POST':
-        if form.is_valid():
-            print(form)
-            form.save()
-            return redirect('/products/')
-        pass
-    cat = Category.objects.all()
-    context={
-        'category' : cat,
-        'form' : form
-    }
-    return render(request, 'prodcat/productAdd.html', context)
+class ProductsCreateView(FormView):
+    form_class = ProductForm
+    template_name = 'prodcat/productAdd.html'
+    success_url = reverse_lazy('prodcat:product-index')
+    def form_valid(self, form):
+        form.save()
+        return super().form_valid(form)
+
+class UpdateProductsView(UpdateView):
+    model = Products
+    form_class = ProductForm
+    template_name = 'prodcat/productEdit.html'
+    success_url = reverse_lazy('prodcat:product-index')
+    def get_object(self, *args, **kwargs):
\ No newline at end of file
+        product = get_object_or_404(Products, pk=self.kwargs['id'])
+        return product
+
+def destroyProduct(request, id):
+    data = Products.objects.get(id=id)
+    data.delete()
+    return redirect('/products/')
\ No newline at end of file