second commit

Dhackathon/hackathon/settings.py

@@ -12,7 +12,7 @@
 
 from pathlib import Path
 
-# AUTH_USER_MODEL = 'nny.User'
+AUTH_USER_MODEL = 'nny.User'
 
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent

Dhackathon/hackathon/urls.py

@@ -14,8 +14,9 @@
     2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
 """
 from django.contrib import admin
-from django.urls import path
+from django.urls import path, include
 
 urlpatterns = [
     path('admin/', admin.site.urls),
+    path('nny/', include('nny.urls')),
 ]

Dhackathon/nny/admin.py

@@ -1,3 +1,15 @@
 from django.contrib import admin
+from .models import User, Train, Seat
 
 # Register your models here.
+
+admin.site.register(User)
+admin.site.register(Train)
+
+@admin.register(Seat)
+class MyAdmin(admin.ModelAdmin):
+    list_display = ['id', 'train', 'seat_num', 'is_seated', 'station']
+    list_display_links = ['id', 'train', 'seat_num', 'is_seated', 'station']
+
+    def short_content(self, seat):
+        return seat.content[:10]

Dhackathon/nny/migrations/0001_initial.py

@@ -0,0 +1,64 @@
+# Generated by Django 4.1 on 2022-08-07 03:35
+
+from django.conf import settings
+import django.contrib.auth.models
+import django.contrib.auth.validators
+from django.db import migrations, models
+import django.db.models.deletion
+import django.utils.timezone
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        ('auth', '0012_alter_user_first_name_max_length'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='User',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('password', models.CharField(max_length=128, verbose_name='password')),
+                ('last_login', models.DateTimeField(blank=True, null=True, verbose_name='last login')),
+                ('is_superuser', models.BooleanField(default=False, help_text='Designates that this user has all permissions without explicitly assigning them.', verbose_name='superuser status')),
+                ('username', models.CharField(error_messages={'unique': 'A user with that username already exists.'}, help_text='Required. 150 characters or fewer. Letters, digits and @/./+/-/_ only.', max_length=150, unique=True, validators=[django.contrib.auth.validators.UnicodeUsernameValidator()], verbose_name='username')),
+                ('first_name', models.CharField(blank=True, max_length=150, verbose_name='first name')),
+                ('last_name', models.CharField(blank=True, max_length=150, verbose_name='last name')),
+                ('is_staff', models.BooleanField(default=False, help_text='Designates whether the user can log into this admin site.', verbose_name='staff status')),
+                ('is_active', models.BooleanField(default=True, help_text='Designates whether this user should be treated as active. Unselect this instead of deleting accounts.', verbose_name='active')),
+                ('date_joined', models.DateTimeField(default=django.utils.timezone.now, verbose_name='date joined')),
+                ('email', models.EmailField(max_length=100, unique=True)),
+                ('groups', models.ManyToManyField(blank=True, help_text='The groups this user belongs to. A user will get all permissions granted to each of their groups.', related_name='user_set', related_query_name='user', to='auth.group', verbose_name='groups')),
+                ('user_permissions', models.ManyToManyField(blank=True, help_text='Specific permissions for this user.', related_name='user_set', related_query_name='user', to='auth.permission', verbose_name='user permissions')),
+            ],
+            options={
+                'verbose_name': 'user',
+                'verbose_name_plural': 'users',
+                'abstract': False,
+            },
+            managers=[
+                ('objects', django.contrib.auth.models.UserManager()),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Train',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('train_id', models.IntegerField()),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Seat',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('seat_num', models.IntegerField()),
+                ('is_seated', models.BooleanField(default=False)),
+                ('station', models.IntegerField()),
+                ('train', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='seat', to='nny.train')),
+                ('user', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]

Dhackathon/nny/migrations/0002_alter_seat_seat_num_alter_seat_station.py

@@ -0,0 +1,24 @@
+# Generated by Django 4.1 on 2022-08-09 12:53
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('nny', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='seat',
+            name='seat_num',
+            field=models.IntegerField(validators=[django.core.validators.MinValueValidator(1), django.core.validators.MaxValueValidator(36)]),
+        ),
+        migrations.AlterField(
+            model_name='seat',
+            name='station',
+            field=models.IntegerField(blank=True, null=True, validators=[django.core.validators.MinValueValidator(1), django.core.validators.MaxValueValidator(63)]),
+        ),
+    ]

Dhackathon/nny/models.py

@@ -1,3 +1,18 @@
 from django.db import models
+from django.contrib.auth.models import AbstractUser
+from django.core.validators import MinValueValidator, MaxValueValidator
 
 # Create your models here.
+
+class User(AbstractUser):
+    email = models.EmailField(max_length=100, unique=True)
+
+class Train(models.Model):
+    train_id = models.IntegerField()
+
+class Seat(models.Model):
+    train = models.ForeignKey(Train, on_delete=models.CASCADE, related_name='seat')
+    user = models.ForeignKey(User, on_delete=models.CASCADE)
+    seat_num = models.IntegerField(validators=[MinValueValidator(1), MaxValueValidator(36)])
+    is_seated = models.BooleanField(default=False)
+    station = models.IntegerField(null=True, blank=True, validators=[MinValueValidator(1), MaxValueValidator(63)])

Dhackathon/nny/serializers.py

@@ -0,0 +1,14 @@
+from rest_framework import serializers
+from .models import *
+
+class SeatSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Seat
+        fields = ['id', 'user', 'train', 'seat_num', 'is_seated', 'station']
+
+class TrainSerializer(serializers.ModelSerializer):
+    seat = SeatSerializer(many=True, read_only=True)
+
+    class Meta:
+        model = Train
+        fields = ['id', 'train_id', 'seat']

Dhackathon/nny/urls.py

@@ -0,0 +1,10 @@
+from django.urls import path
+from .views import *
+
+app_name = 'nny'
+
+urlpatterns = [
+    path('trains/', TrainListView.as_view()),
+    path('trains/<int:pk>', TrainDetailView.as_view()),
+    path('seats/', SeatView.as_view()),
+]

Dhackathon/nny/views.py

@@ -1,3 +1,32 @@
-from django.shortcuts import render
+from django.shortcuts import get_object_or_404
+from .serializers import *
+from .models import *
+from rest_framework import views
+from rest_framework.response import Response
 
 # Create your views here.
+
+class TrainListView(views.APIView):
+    def get(self, request, format=None):
+        trains=Train.objects.all()
+        serializer=TrainSerializer(trains, many=True)
+        return Response(serializer.data)
+
+class TrainDetailView(views.APIView):
+    def get(self, request, pk, format=None):
+        train = get_object_or_404(Train, pk=pk)
+        serializer = TrainSerializer(train)
+        return Response(serializer.data)
+
+class SeatView(views.APIView):
+    def patch(self, request, format=None):
+        serializer = SeatSerializer(data=request.data)
+        if serializer.is_valid():
+            serializer.save()
+            return Response(serializer.data)
+        return Response(serializer.errors)
+
+    def get(self, request, format=None):
+        seats=Seat.objects.all()
+        serializer=SeatSerializer(seats, many=True)
+        return Response(serializer.data)