Add order respondes

order/admin.py

@@ -17,3 +17,8 @@ class OrderAdmin(admin.ModelAdmin):
 @admin.register(OrderImage)
 class OrderImageAdmin(admin.ModelAdmin):
     pass
+
+
+@admin.register(OrderRespond)
+class OrderRespondAdmin(admin.ModelAdmin):
+    pass

order/migrations/0017_alter_order_email_alter_order_phone_orderimage.py

@@ -0,0 +1,33 @@
+# Generated by Django 4.1.1 on 2022-09-29 22:54
+
+import django.core.validators
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('order', '0016_alter_order_email_alter_order_moderated_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='order',
+            name='email',
+            field=models.EmailField(blank=True, max_length=254, null=True, verbose_name='Email'),
+        ),
+        migrations.AlterField(
+            model_name='order',
+            name='phone',
+            field=models.CharField(blank=True, max_length=16, null=True, validators=[django.core.validators.RegexValidator(regex='^\\+7[0-9]{10}$')], verbose_name='Телефон'),
+        ),
+        migrations.CreateModel(
+            name='OrderImage',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('image', models.ImageField(height_field=1080, upload_to='media/order-images', verbose_name='Картинка', width_field=1920)),
+                ('order', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='order', to='order.order', verbose_name='Заказ')),
+            ],
+        ),
+    ]

order/migrations/0018_alter_orderimage_image_orderrespond.py

@@ -0,0 +1,33 @@
+# Generated by Django 4.1.1 on 2022-10-02 15:39
+
+import datetime
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import order.models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('order', '0017_alter_order_email_alter_order_phone_orderimage'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='orderimage',
+            name='image',
+            field=models.ImageField(upload_to=order.models._upload_image_filename, verbose_name='Картинка'),
+        ),
+        migrations.CreateModel(
+            name='OrderRespond',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('create_time', models.DateTimeField(default=datetime.datetime.now, editable=False, verbose_name='Время отклика')),
+                ('comment', models.CharField(blank=True, default='', max_length=200, verbose_name='Коммент')),
+                ('order', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='respond_order', to='order.order', verbose_name='Заказ')),
+                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='respond_user', to=settings.AUTH_USER_MODEL, verbose_name='Пользователь')),
+            ],
+        ),
+    ]

order/migrations/0019_remove_orderrespond_comment.py

@@ -0,0 +1,17 @@
+# Generated by Django 4.1.1 on 2022-10-02 15:55
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('order', '0018_alter_orderimage_image_orderrespond'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='orderrespond',
+            name='comment',
+        ),
+    ]

order/migrations/0020_orderrespond_unique_order_respond_user_order.py

@@ -0,0 +1,17 @@
+# Generated by Django 4.1.1 on 2022-10-02 20:59
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('order', '0019_remove_orderrespond_comment'),
+    ]
+
+    operations = [
+        migrations.AddConstraint(
+            model_name='orderrespond',
+            constraint=models.UniqueConstraint(fields=('user', 'order'), name='unique_order_respond_user_order'),
+        ),
+    ]

order/models.py

@@ -251,3 +251,26 @@ class OrderImage(models.Model):
         return f"{self.id}: {self.order}"
 
 
+class OrderRespond(models.Model):
+    create_time = models.DateTimeField(default=datetime.now, editable=False, verbose_name="Время отклика")
+    user = models.ForeignKey(SiteUser, on_delete=models.CASCADE, related_name="respond_user", verbose_name="Пользователь")
+    order = models.ForeignKey(Order, on_delete=models.CASCADE, related_name="respond_order", verbose_name="Заказ")
+
+    class Meta:
+        constraints = [
+            models.UniqueConstraint(
+                fields=['user', 'order'], name='unique_order_respond_user_order'
+            )
+        ]
+
+    def __str__(self):
+        return f"{self.order}: {self.user}"
+
+    def save(self, *args, **kwargs):
+        if Order.objects.get(id=self.order.id) == self.user.id:
+            raise Exception("User can't respond to self order")
+
+        self.full_clean()
+
+        super().save(*args, **kwargs)
+

order/urls.py

@@ -21,5 +21,6 @@ urlpatterns = [
     path('', views.orders_list, name='orders-list'),
     path('create', views.order_create, name='order-create'),
     path('view/<int:order_id>', views.order_view, name='order-view'),
+    path('respond/<int:order_id>', views.order_respond, name='order-respond'),
 ]
 

order/views.py

@@ -1,5 +1,9 @@
+import traceback
+
 from django.http import HttpResponseRedirect
 from django.shortcuts import render
+from django.urls import reverse
+
 from .forms import *
 from django.contrib.auth.decorators import login_required
 
@@ -37,7 +41,49 @@ def order_create(request):
 
 @login_required
 def order_view(request, order_id):
-    order = Order.get_all_for_user(request.user)
-    order = order.select_related('address_city').get(id=order_id)
-    images = OrderImage.objects.filter(order=order)
-    return render(request, 'orders/order-view.html', {"order": order, "images": images})
+    render_vars = {}
+    try:
+        order = Order.get_all_for_user(request.user)
+        order = order.select_related('address_city').get(id=order_id)
+        render_vars["order"] = order
+
+        render_vars["images"] = OrderImage.objects.filter(order=order)
+
+        render_vars["can_responde"] = order.owner_id != request.user.id
+
+        if render_vars["can_responde"]:
+            render_vars["respondes_count"] = OrderRespond.objects.filter(order_id=order_id).count()
+
+        render_vars["is_responde"] = OrderRespond.objects.filter(user_id=request.user.id, order_id=order_id).count() > 0
+
+        render_vars["respond_users"] = OrderRespond.objects.filter(order_id=order_id).\
+            select_related('user').order_by('create_time')
+
+    except Exception:
+        traceback.print_exc()
+        render_vars["order"] = None
+    return render(request, 'orders/order-view.html', render_vars)
+
+
+@login_required
+def order_respond(request, order_id):
+    try:
+        if request.method == 'POST':
+            action = None
+            if "action" in request.POST:
+                action = request.POST["action"]
+            else:
+                print("order_respond: no action param found!")
+
+            if action == "respond":
+                r = OrderRespond(order_id=order_id, user=request.user)
+                r.save()
+                print("order_respond: save respond!")
+
+            if action == "unrespond":
+                OrderRespond.objects.filter(order_id=order_id, user=request.user).delete()
+
+    except Exception:
+        traceback.print_exc()
+
+    return HttpResponseRedirect(f'/orders/view/{order_id}')