сделать поле "продолжительность доступа" у курсов

apps/course/templates/course/_items.html

@@ -50,11 +50,16 @@
     <a class="courses__theme theme {{ theme_color }}"
        href="{% url 'courses' %}?category={{ course.category.id }}">{{ course.category | upper }}</a>
     {% if not course.is_free %}
-      {% if course.old_price %}
-      <div class="courses__old-price"><s>{{ course.old_price|floatformat:"-2" }}₽</s></div>
+      {% if course.buy_again_price %}
+        <div class="courses__old-price"><s>{{ course.price|floatformat:"-2" }}₽</s></div>
+        <div class="courses__price" style="color: red;">{{ course.buy_again_price|floatformat:"-2" }}₽</div>
+      {% else %}
+        {% if course.old_price %}
+        <div class="courses__old-price"><s>{{ course.old_price|floatformat:"-2" }}₽</s></div>
+        {% endif %}
+        <div class="courses__price"
+        {% if course.old_price %}style="color: red;"{% endif %}>{{ course.price|floatformat:"-2" }}₽</div>
       {% endif %}
-      <div class="courses__price"
-      {% if course.old_price %}style="color: red;"{% endif %}>{{ course.price|floatformat:"-2" }}₽</div>
     {% endif %}
   </div>
   <a class="courses__title" href="{{ course.url }}">{{ course.title }}</a>

apps/course/views.py

@@ -1,5 +1,6 @@
-from paymentwall import Pingback
+from datetime import timedelta
 
+from paymentwall import Pingback
 from django.contrib.auth import get_user_model
 from django.contrib.auth.decorators import login_required
 from django.db.models import Q
@@ -14,7 +15,7 @@ from django.views.decorators.http import require_http_methods
 from django.utils.translation import gettext as _
 from django.utils.timezone import now
 
-from apps.payment.models import AuthorBalance
+from apps.payment.models import AuthorBalance, CoursePayment
 from .models import Course, Like, Lesson, CourseComment, LessonComment
 from .filters import CourseFilter
 
@@ -244,9 +245,8 @@ class CourseView(DetailView):
             context['payment'] = payment
             context['access_duration'] = ((payment.access_expire - now().date()).days + 1) if payment else self.object.access_duration
             context['paid'] = bool(payment)
-            context['can_buy_again'] = bool(self.object.price) and (context['access_duration'] < 7 if payment else
+            context['can_buy_again'] = bool(self.object.price) and (context['access_duration'] <= 7 if payment else
                 payments.filter(access_expire__lt=now().date()).exists())
-            context['course_price'] = self.object.price / 2 if context['can_buy_again'] else self.object.price
             context['pending'] = self.object.payments.filter(
                 user=self.request.user,
                 status=Pingback.PINGBACK_TYPE_RISK_UNDER_REVIEW,
@@ -257,6 +257,8 @@ class CourseView(DetailView):
             context['is_owner'] = self.object.author == self.request.user
             context['is_admin'] = self.request.user.role == User.ADMIN_ROLE
             context['has_full_access'] = context['is_owner'] or context['is_admin']
+
+        context['course_price'] = self.object.price / 2 if context.get('can_buy_again') else self.object.price
         return context
 
     def get_queryset(self):
@@ -325,6 +327,13 @@ class CoursesView(ListView):
             context['age_name'] = dict(Course.AGE_CHOICES).get(age, '')
         else:
             context['age_name'] = ''
+        if self.request.user.is_authenticated:
+            can_buy_again_courses = list(CoursePayment.objects.filter(user=self.request.user,
+                                    status__in=CoursePayment.PW_PAID_STATUSES,
+                                    access_expire__lte=now().date() + timedelta(7)).values_list('course_id', flat=True))
+            for course in context['course_items']:
+                if course.id in can_buy_again_courses:
+                    course.buy_again_price = course.price / 2
         return context
 
     def get_template_names(self):