Add weekly new products email and related features

Introduces a weekly summary email for newly added products, including a new email template and Celery periodic task. Adds 'include_in_week_summary_email' to Product and 'newsletter' to CustomUser. Provides an admin endpoint to manually trigger the weekly email, updates Celery Beat schedule, and adds email templates for verification and password reset.

backend/advertisement/tasks.py

@@ -1,9 +1,13 @@
+from venv import create
 from account.tasks import send_email_with_context
 from configuration.models import SiteConfiguration
 
 from celery import shared_task
 from celery.schedules import crontab
 
+from commerce.models import Product
+import datetime
+
 @shared_task
 def send_contact_me_email_task(client_email, message_content):
     context = {
@@ -18,13 +22,28 @@ def send_contact_me_email_task(client_email, message_content):
     )
 
 
-def send_newly_added_items_to_store_email_task_last_week(item_id):
+@shared_task
+def send_newly_added_items_to_store_email_task_last_week():
+    last_week_date = datetime.datetime.now() - datetime.timedelta(days=7)
+
+    """
+    __lte -> Less than or equal
+    __gte -> Greater than or equal
+    __lt -> Less than
+    __gt -> Greater than
+    """
+
+    products_of_week = Product.objects.filter(
+        include_in_week_summary_email=True,
+        created_at__gte=last_week_date
+    )
     
     send_email_with_context(
         recipients=SiteConfiguration.get_solo().contact_email,
         subject="Nový produkt přidán do obchodu",
-        template_path="email/new_item_added.html",
+        template_path="email/advertisement/commerce/new_items_added_this_week.html",
         context={
-            "item": item,
+            "products_of_week": products_of_week,
         }
-    )
+    )
+

backend/advertisement/templates/email/advertisement/commerce/new_items_added_this_week.html

@@ -0,0 +1,83 @@
+<style>
+    .summary {
+        background-color: #e3f2fd;
+        padding: 15px;
+        border-radius: 6px;
+        margin-bottom: 20px;
+        text-align: center;
+        font-family: Arial, sans-serif;
+    }
+    .product-item {
+        border-bottom: 1px solid #eee;
+        padding: 15px 0;
+        font-family: Arial, sans-serif;
+    }
+    .product-item:last-child {
+        border-bottom: none;
+    }
+    .product-name {
+        font-weight: bold;
+        font-size: 16px;
+        color: #333;
+        margin-bottom: 8px;
+    }
+    .product-price {
+        font-size: 14px;
+        color: #007bff;
+        font-weight: bold;
+        margin-bottom: 5px;
+    }
+    .product-description {
+        color: #666;
+        font-size: 13px;
+        margin-bottom: 8px;
+    }
+    .product-date {
+        color: #999;
+        font-size: 12px;
+    }
+    .no-products {
+        text-align: center;
+        color: #666;
+        font-style: italic;
+        padding: 30px;
+        font-family: Arial, sans-serif;
+    }
+</style>
+
+<h2 style="color: #007bff; margin: 0 0 20px 0;">🆕 Nové produkty v obchodě</h2>
+<p style="margin: 0 0 20px 0;">Týdenní přehled nově přidaných produktů</p>
+
+<div class="summary">
+    <h3 style="margin: 0 0 10px 0;">📊 Celkem nových produktů: {{ products_of_week|length }}</h3>
+    <p style="margin: 0;">Přehled produktů přidaných za posledních 7 dní</p>
+</div>
+
+{% if products_of_week %}
+    {% for product in products_of_week %}
+        <div class="product-item">
+            <div class="product-name">{{ product.name }}</div>
+            
+            {% if product.price %}
+                <div class="product-price">
+                    {{ product.price|floatformat:0 }} {{ product.currency|default:"Kč" }}
+                </div>
+            {% endif %}
+            
+            {% if product.short_description %}
+                <div class="product-description">
+                    {{ product.short_description|truncatewords:20 }}
+                </div>
+            {% endif %}
+            
+            <div class="product-date">
+                Přidáno: {{ product.created_at|date:"d.m.Y H:i" }}
+            </div>
+        </div>
+    {% endfor %}
+{% else %}
+    <div class="no-products">
+        <h3 style="margin: 0 0 15px 0;">🤷‍♂️ Žádné nové produkty</h3>
+        <p style="margin: 0;">Za posledních 7 dní nebyly přidány žádné nové produkty, které by měly být zahrnuty do týdenního přehledu.</p>
+    </div>
+{% endif %}

backend/advertisement/urls.py

@@ -1,7 +1,7 @@
 from django.urls import path, include
 from rest_framework.routers import DefaultRouter
 
-from .views import ContactMePublicView, ContactMeAdminViewSet
+from .views import ContactMePublicView, ContactMeAdminViewSet, trigger_weekly_email
 
 router = DefaultRouter()
 router.register(r"contact-messages", ContactMeAdminViewSet, basename="contactme")
@@ -12,4 +12,5 @@ urlpatterns = [
 
     # Admin endpoints
     path("", include(router.urls)),
+    path("trigger-weekly-email/", trigger_weekly_email, name="trigger-weekly-email"),
 ]

backend/advertisement/views.py

@@ -3,11 +3,12 @@ from rest_framework.response import Response
 from rest_framework import status, viewsets
 from rest_framework.permissions import AllowAny, IsAdminUser
 from rest_framework.authentication import SessionAuthentication
+from rest_framework.decorators import api_view, permission_classes
 from drf_spectacular.utils import extend_schema, extend_schema_view
 
 from .models import ContactMe
 from .serializer import ContactMeSerializer
-from .tasks import send_contact_me_email_task
+from .tasks import send_contact_me_email_task, send_newly_added_items_to_store_email_task_last_week
 
 
 @extend_schema(tags=["advertisement", "public"])
@@ -54,3 +55,32 @@ class ContactMeAdminViewSet(viewsets.ModelViewSet):
 	serializer_class = ContactMeSerializer
 	permission_classes = [IsAdminUser]
 
+
+@extend_schema(
+	tags=["advertisement"],
+	summary="Manually trigger weekly new items email",
+	description="Triggers the weekly email task that sends a summary of newly added products from the last week. Only accessible by admin users.",
+	methods=["POST"]
+)
+@api_view(['POST'])
+@permission_classes([IsAdminUser])
+def trigger_weekly_email(request):
+	"""
+	Manually trigger the weekly new items email task.
+	Only accessible by admin users.
+	"""
+	try:
+		# Trigger the task asynchronously
+		task = send_newly_added_items_to_store_email_task_last_week.delay()
+		
+		return Response({
+			'success': True,
+			'message': 'Weekly email task triggered successfully',
+			'task_id': task.id
+		}, status=status.HTTP_200_OK)
+	
+	except Exception as e:
+		return Response({
+			'success': False,
+			'message': f'Failed to trigger weekly email task: {str(e)}'
+		}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)