Add school schedules page & logic

apps/school/fixtures/school_schedules.json

@@ -34,7 +34,7 @@
     "pk": 3,
     "fields": {
       "weekday": 3,
-      "title": "Пластелин",
+      "title": "Пластилин",
       "short_description": "Однажды он затеял скандал на торговой площади ради леденца",
       "description": "Однажды он затеял скандал на торговой площади ради леденца, вокруг собралась толпа, и полицейские попросили хозяина лавки открыть её во время сиесты и подарить мальчику сладость.",
       "materials": "Он добивался своего капризами и симуляцией, всегда стремился выделиться и привлечь к себе внимание.",

apps/school/migrations/0012_auto_20180417_1344.py

@@ -0,0 +1,17 @@
+# Generated by Django 2.0.3 on 2018-04-17 10:44
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('school', '0011_schoolschedule_short_description'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='schoolscheduleimage',
+            options={'ordering': ('-created_at',), 'verbose_name': 'Изображение работ', 'verbose_name_plural': 'Изображения работ'},
+        ),
+    ]

apps/school/models.py

@@ -1,9 +1,10 @@
 from django.db import models
+from django.utils.timezone import now
 
 from project.mixins import BaseModel, DeactivatedMixin
 
 from apps.content.models import ImageObject
-from apps.course.models import Comment
+from apps.payment import models as payment_models
 
 
 class SchoolSchedule(models.Model):
@@ -16,14 +17,20 @@ class SchoolSchedule(models.Model):
         (6, 'суббота'),
         (7, 'воскресенье'),
     )
-    weekday = models.PositiveSmallIntegerField('День недели', choices=WEEKDAY_CHOICES, unique=True)
+    weekday = models.PositiveSmallIntegerField(
+        'День недели', choices=WEEKDAY_CHOICES, unique=True
+    )
     title = models.CharField('Заголовок', default='', max_length=100, db_index=True)
-    short_description = models.CharField('Короткое описание', default='', max_length=100, db_index=True)
+    short_description = models.CharField(
+        'Короткое описание', default='', max_length=100, db_index=True
+    )
     description = models.TextField('Описание')
     materials = models.TextField('Материалы')
     age = models.PositiveSmallIntegerField('Возраст', default=0)
     month_price = models.DecimalField('Цена', max_digits=8, decimal_places=2, default=0)
-    day_discount = models.DecimalField('Скидка, в валюте', max_digits=8, decimal_places=2, default=0)
+    day_discount = models.DecimalField(
+        'Скидка, в валюте', max_digits=8, decimal_places=2, default=0
+    )
     start_at = models.TimeField('Начало урока', null=True)
 
     class Meta:
@@ -34,16 +41,45 @@ class SchoolSchedule(models.Model):
     def __str__(self):
         return dict(self.WEEKDAY_CHOICES).get(self.weekday, '')
 
+    def is_online(self):
+        return now().isoweekday() == self.weekday and now().time() >= self.start_at
+
+    def is_purchased(self):
+        try:
+            school_payment = payment_models.SchoolPayment.objects.get(
+                weekdays__contains=[self.weekday],
+                date_start__gte=now().date(),
+                date_end__lte=now().date(),
+            )
+        except payment_models.SchoolPayment.DoesNotExist:
+            return False
+        else:
+            return school_payment.is_deliverable()
+
+    def current_live_lesson(self):
+        now_time = now()
+        weekday = self.weekday
+        live_lesson = LiveLesson.objects.filter(
+            date__week_day=weekday + 1 if weekday % 7 else 1,
+            date__gte=now_time.date(),
+        ).first()
+        return live_lesson
+
 
 class SchoolScheduleImage(models.Model):
     schoolschedule = models.ForeignKey(
-        SchoolSchedule, on_delete=models.CASCADE,
-        verbose_name='День занятия', related_name='schoolschedule_images'
+        SchoolSchedule,
+        on_delete=models.CASCADE,
+        verbose_name='День занятия',
+        related_name='schoolschedule_images',
     )
     img = models.ForeignKey(
-        ImageObject, related_name='schoolschedule_images',
-        verbose_name='Объект изображения', on_delete=models.CASCADE,
-        null=True, blank=True,
+        ImageObject,
+        related_name='schoolschedule_images',
+        verbose_name='Объект изображения',
+        on_delete=models.CASCADE,
+        null=True,
+        blank=True,
     )
 
     created_at = models.DateTimeField(auto_now_add=True)
@@ -61,9 +97,12 @@ class LiveLesson(BaseModel, DeactivatedMixin):
     stream = models.URLField('Ссылка на VIMEO', default='', blank=True)
     date = models.DateField(null=True, blank=True)
     cover = models.ForeignKey(
-        ImageObject, related_name='livelesson_covers',
-        verbose_name='Обложка урока школы', on_delete=models.CASCADE,
-        null=True, blank=True,
+        ImageObject,
+        related_name='livelesson_covers',
+        verbose_name='Обложка урока школы',
+        on_delete=models.CASCADE,
+        null=True,
+        blank=True,
     )
 
     created_at = models.DateTimeField(auto_now_add=True)

apps/school/templates/blocks/schedule.html

@@ -1,31 +1,44 @@
 {% load static %}
+{% load thumbnail %}
 <div class="section">
   <div class="section__center center center_md">
     <div class="title title_center">Расписание</div>
     <div class="timing js-timing">
       <div class="timing__week">
         {% for school_schedule in school_schedules %}
+        {% with current_live_lesson=school_schedule.current_live_lesson %}
         <div class="timing__item js-timing-item">
           <div class="timing__cell">
             <div class="timing__info">
-              <div class="timing__day active">{{ school_schedule }}</div>
-              <div class="timing__date">2 апреля</div>
+              <div class="timing__day{% if school_schedule.is_online %} active{% endif %}">
+                {{ school_schedule }}
+              </div>
+              {% if current_live_lesson %}
+              <div class="timing__date">{{ current_live_lesson.date }}</div>
+              {% endif %}
             </div>
             <div class="timing__buy">
-              <div class="timing__time">17:00 (МСК)</div>
-              <a class="timing__btn btn" href="#">купить</a>
+              <div class="timing__time">{{ school_schedule.start_at }} (МСК)</div>
+              {% include './pay_btn.html' %}
             </div>
           </div>
           <div class="timing__cell">
             <div class="timing__preview">
-              <img class="timing__pic" src="{% static 'img/user.jpg' %}">
+              {% thumbnail current_live_lesson.cover.image "70x70" crop="center" as im %}
+              <img class="timing__pic" src="{{ im.url }}" width="{{ im.width }}" height="{{ im.height }}"/>
+              {% empty %}
+              <img class="timing__pic" src="{% static 'img/no_cover.png' %}" width="70px" height="70px"/>
+              {% endthumbnail %}
             </div>
           </div>
           <div class="timing__cell">
-            <div class="timing__title">{{ school_schedule.title }},
-              <span class="bold">Санкт-Петербург</span>
+            <div class="timing__title">{{ school_schedule.title }}{% if current_live_lesson %},
+              <span class="bold">{{ current_live_lesson.title }}</span>
+              {% endif %}
             </div>
-            <div class="timing__content">{{ school_schedule.short_description }}</div>
+            {% if current_live_lesson %}
+            <div class="timing__content">{{ current_live_lesson.short_description }}</div>
+            {% endif %}
             <div class="timing__more">
               <div class="timing__head">Материалы</div>
               <div class="timing__row">
@@ -45,7 +58,9 @@
               <div class="timing__works">
                 {% for image in school_schedule.schoolschedule_images.all %}
                 <a class="timing__work" href="#">
-                  <img class="timing__pic" src="{{ image.img.image.url }}">
+                  {% thumbnail image.img.image "48x48" crop="center" as im %}
+                  <img class="timing__pic" src="{{ im.url }}" width="{{ im.width }}" height="{{ im.height }}"/>
+                  {% endthumbnail %}
                 </a>
                 {% endfor %}
               </div>
@@ -60,6 +75,7 @@
             </button>
           </div>
         </div>
+        {% endwith %}
         {% endfor %}
         {% comment %}
         <div class="timing__item js-timing-item">
@@ -516,7 +532,7 @@
         {% endcomment %}
       </div>
       <div class="timing__foot">
-        <a class="timing__btn btn" href="#">купить</a>
+        {% include './pay_btn.html' %}
         <a class="timing__print" href="#">Распечатать расписание
           <span class="bold">чтобы не забыть</span>
           <svg class="icon icon-print">

apps/school/views.py

@@ -1,10 +1,13 @@
 from django.contrib.auth import get_user_model
 from django.contrib.auth.decorators import login_required, user_passes_test
 from django.db.models import Min
+from django.http import Http404
 from django.shortcuts import get_object_or_404
 from django.utils.decorators import method_decorator
+from django.utils.timezone import now
 from django.views.generic import ListView, UpdateView, TemplateView, DetailView
 
+from apps.payment.models import SchoolPayment
 from .models import LiveLesson, SchoolSchedule
 
 User = get_user_model()
@@ -12,11 +15,11 @@ User = get_user_model()
 
 def is_admin_or_teacher(function=None, login_url=None):
     actual_decorator = user_passes_test(
-        lambda u: u.role in [User.ADMIN_ROLE, User.TEACHER_ROLE],
-        login_url=login_url,
+        lambda u: u.role in [User.ADMIN_ROLE, User.TEACHER_ROLE], login_url=login_url
     )
     if function:
         return actual_decorator(function)
+
     return actual_decorator
 
 
@@ -26,11 +29,28 @@ class LiveLessonsView(ListView):
     template_name = 'school/livelessons_list.html'
 
 
-@method_decorator([login_required, is_admin_or_teacher], name='dispatch')
+@method_decorator(login_required, name='dispatch')
 class LiveLessonsDetailView(DetailView):
     model = LiveLesson
     template_name = 'school/livelesson_detail.html'
 
+    def get(self, request, pk=None):
+        response = super().get(request, pk=pk)
+        try:
+            school_payment = SchoolPayment.objects.get(
+                user=request.user, date_start__gte=now(), date__end__lte=now()
+            )
+        except SchoolPayment.DoesNotExist:
+            school_payment = None
+        if request.user.role not in [User.ADMIN_ROLE, User.TEACHER_ROLE] or not (
+            request.user.role == User.USER_ROLE and
+            school_payment and
+            school_payment.is_deliverable()
+        ):
+            raise Http404
+
+        return response
+
 
 @method_decorator([login_required, is_admin_or_teacher], name='dispatch')
 class LiveLessonEditView(TemplateView):
@@ -57,6 +77,6 @@ class SchoolView(TemplateView):
         context = super().get_context_data()
         context.update({
             'school_schedules': SchoolSchedule.objects.all(),
-            'min_school_price': SchoolSchedule.objects.all().aggregate(Min('month_price'))['month_price__min'],
+            'min_school_price': SchoolSchedule.objects.aggregate(Min('month_price'))['month_price__min'],
         })
         return context

project/templates/blocks/header.html

@@ -1,4 +1,4 @@
-{% load static %} {% load active_link_tags %} {% load category_menu_items from lilcity_category %}
+{% load static %} {% load thumbnail %} {% load active_link_tags %} {% load category_menu_items from lilcity_category %}
 <header class="header header_bg js-header">
   <div class="header__center center">
     <div class="header__container">
@@ -27,8 +27,9 @@
         <nav class="header__nav">
           <div class="header__group">
             <a class="header__section header__section_sub js-header-section {% active_link 'school:school' %}" href="{% url 'school:school' %}">
-              ОНЛАЙН-ШКОЛА
+              ОНЛАЙН-ШКОЛА {% if online %}
               <div class="header__dot"></div>
+              {% endif %}
             </a>
             <div class="header__list js-header-list">
               <a class="header__link" data-scroll href="/#about">
@@ -81,15 +82,13 @@
       </div>
       {% if request.user.is_authenticated %}
       <div class="header__login">
-        {% if request.user.photo %}
         <div class="header__ava ava">
-          <img class="ava__pic" src="{{ request.user.photo.url }}">
+          {% thumbnail request.user.photo "48x48" crop="center" as im %}
+          <img class="ava__pic" src="{{ im.url }}" width="{{ im.width }}" height="{{ im.height }}" />
+          {% empty %}
+          <img class="ava__pic" src="{% static 'img/no_cover.png' %}" width="48px" height="48px" />
+          {% endthumbnail %}
         </div>
-        {% else %}
-        <div class="header__ava ava">
-          <img class="ava__pic" src="{% static 'img/user.jpg' %}">
-        </div>
-        {% endif %}
         <div class="header__drop">
           {% if request.user.role >= request.user.AUTHOR_ROLE %}
           <a class="header__link header__link_border" href="{% url 'user-edit-payments' request.user.id %}">{{ request.user.balance }} руб.</a>

project/views.py

@@ -1,6 +1,7 @@
 from django.db.models import Min
 from django.contrib.auth import get_user_model
 from django.views.generic import TemplateView
+from django.utils.timezone import now
 
 from apps.course.models import Course
 from apps.school.models import SchoolSchedule
@@ -13,7 +14,17 @@ class IndexView(TemplateView):
 
     def get_context_data(self):
         context = super().get_context_data()
+
+        now_time = now()
+        try:
+            school_schedule = SchoolSchedule.objects.get(weekday=now_time.isoweekday())
+        except SchoolSchedule.DoesNotExist:
+            online = False
+        else:
+            online = school_schedule.start_at <= now().time()
+
         context.update({
+            'online': online,
             'course_items': Course.objects.filter(status=Course.PUBLISHED)[:6],
             'school_schedules': SchoolSchedule.objects.all(),
             'min_school_price': SchoolSchedule.objects.all().aggregate(Min('month_price'))['month_price__min'],