LIL-428. Fix button styles in course template

apps/course/templates/course/course.html

@@ -138,18 +138,18 @@
         </div>
       </div>
       <div class="course__actions">
-        <a href="{% url 'course' course.id %}" class="course__action btn btn_lg btn_stroke">Описание курса</a>
+        <a href="{% url 'course' course.id %}" class="course__action btn btn_lg{% if not only_lessons %} btn_stroke{% else %} btn_gray{% endif %}">Описание курса</a>
         {% if request.user.is_authenticated %}
         {% if cource.author == request.user and request.user.role == request.user.AUTHOR_ROLE or request.user.role == request.user.ADMIN_ROLE %}
         <a
           href="{% url 'course-only-lessons' course.id %}"
-          class="course__action btn btn_lg btn_gray"
+          class="course__action btn btn_lg{% if only_lessons %} btn_stroke{% else %} btn_gray{% endif %}"
           {% if not user.is_authenticated %}data-popup=".js-popup-auth"{% endif %}
           >УРОКИ
         </a>
         {% else %}
         <a
-          class="course__action btn btn_lg btn_gray"
+          class="course__action btn btn_lg{% if only_lessons %} btn_stroke{% else %} btn_gray{% endif %}"
           {% if paid %}
           href="{% url 'course-only-lessons' course.id %}"
           {% else %}

apps/course/views.py

@@ -240,6 +240,7 @@ class CourseView(DetailView):
                 user=self.request.user,
                 status=Pingback.PINGBACK_TYPE_RISK_UNDER_REVIEW,
             ).exists()
+            context['only_lessons'] = self.only_lessons
         return context
 
     def get_queryset(self):