Finish

short_url/admin.py

@@ -0,0 +1,15 @@
+from django.contrib import admin
+
+from .models import ShortUrl
+
+
+@admin.register(ShortUrl)
+class ShortUrlAdmin(admin.ModelAdmin):
+    list_display = (
+        "id",
+        "alias",
+        "target",
+        "created_at",
+        "updated_at",
+    )
+    search_fields = ["alias", "target"]

short_url/apps.py

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+from django.apps import AppConfig
+
+
+class ShortUrlConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'short_url'

short_url/migrations/0001_initial.py

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+# Generated by Django 5.1.3 on 2024-11-12 14:00
+
+import url_shortener.utils
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='ShortUrl',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('alias', models.CharField(default=url_shortener.utils.generate_random_string_3, max_length=120, unique=True)),
+                ('target', models.URLField()),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+            ],
+        ),
+    ]

short_url/models.py

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+from django.db import models
+
+from url_shortener.utils import generate_random_string_3
+
+
+class ShortUrl(models.Model):
+    alias = models.CharField(
+        max_length=120, unique=True, default=generate_random_string_3
+    )
+    target = models.URLField()
+    created_at = models.DateTimeField(auto_now_add=True)
+    updated_at = models.DateTimeField(auto_now=True)

short_url/tests.py

@@ -0,0 +1,3 @@
+from django.test import TestCase
+
+# Create your tests here.

short_url/views.py

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+from django.http import HttpResponse
+from django.shortcuts import get_object_or_404
+from django.views.decorators.csrf import csrf_exempt
+
+from .models import ShortUrl
+
+
+@csrf_exempt
+def redirect_to_target(request, alias):
+    short_url = get_object_or_404(ShortUrl, alias=alias)
+
+    response = HttpResponse(status=307)
+    response['Location'] = short_url.target
+    return response