refactor: create BaseModel with created_at and updated_at fields and …

…implement it in all existing models

candidates/models.py

@@ -1,13 +1,13 @@
 from django.conf import settings
 from django.core.validators import FileExtensionValidator
 from django.db import models
-
 from company.models import Company
 from offer.models import JobOffer
 from users.models import UserAccount
+from utils.base_model import BaseModel
 
 
-class Candidate(models.Model):
+class Candidate(BaseModel):
     STATUS = (
         ("PENDING", "PENDING"),
         ("ACCEPTED", "ACCEPTED"),
@@ -20,8 +20,6 @@ class Candidate(models.Model):
     phone = models.CharField(max_length=20)
     future_recruitment = models.BooleanField(default=False)
     message = models.TextField(max_length=500, blank=True, null=True)
-    created_at = models.DateTimeField(auto_now_add=True)
-    updated_at = models.DateTimeField(auto_now=True)
     job_offer = models.ForeignKey(JobOffer, on_delete=models.CASCADE)
     user = models.ForeignKey(UserAccount, on_delete=models.CASCADE, blank=True, null=True)
     status = models.CharField(max_length=10, choices=STATUS, default="PENDING")

company/migrations/0007_company_updated_at_companycategory_created_at_and_more.py

@@ -0,0 +1,30 @@
+# Generated by Django 5.0 on 2024-02-27 21:37
+
+import django.utils.timezone
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('company', '0006_company_category'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='company',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+        migrations.AddField(
+            model_name='companycategory',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='companycategory',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+    ]

company/models.py

@@ -5,9 +5,10 @@
 from company.utils.validate_file_size import validate_file_size
 from location.models import Address
 from users.models import UserAccount
+from utils.base_model import BaseModel
 
 
-class CompanyCategory(models.Model):
+class CompanyCategory(BaseModel):
     name = models.CharField(max_length=50)
 
     def __str__(self) -> str:
@@ -19,7 +20,7 @@ class Meta:
         ordering = ['name']
 
 
-class Company(models.Model):
+class Company(BaseModel):
     name = models.CharField(max_length=255)
     slug = models.SlugField(max_length=200, unique=True, blank=True)
     category = models.ForeignKey(CompanyCategory, on_delete=models.CASCADE, null=True, blank=True)
@@ -46,7 +47,6 @@ class Company(models.Model):
     instagram_url = models.URLField(null=True, blank=True)
     youtube_url = models.URLField(null=True, blank=True)
     website_url = models.URLField(null=True, blank=True)
-    created_at = models.DateTimeField(auto_now_add=True)
     is_active = models.BooleanField(default=False)
 
     def __str__(self) -> str:

favourite/migrations/0003_favourite_updated_at.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0 on 2024-02-27 21:37
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('favourite', '0002_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='favourite',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+    ]

favourite/models.py

@@ -2,12 +2,12 @@
 
 from offer.models import JobOffer
 from users.models import UserAccount
+from utils.base_model import BaseModel
 
 
-class Favourite(models.Model):
+class Favourite(BaseModel):
     user = models.ForeignKey(UserAccount, on_delete=models.CASCADE)
     offer = models.ForeignKey(JobOffer, on_delete=models.CASCADE)
-    created_at = models.DateTimeField(auto_now_add=True)
 
     def __str__(self):
         return f"{self.user} {self.offer}"

favourite/urls.py

@@ -1,10 +1,11 @@
 from django.urls import path
 from .views import (
-    FavouriteAPIView,
+    FavouriteListCreateAPIView,
+    FavouriteDeleteAPIView
 )
 
 
 urlpatterns = [
-    path("", FavouriteAPIView.as_view(), name="favourite_list_create_delete"),
-
+    path("", FavouriteListCreateAPIView.as_view(), name="favourite_list_create_delete"),
+    path("<int:pk>/", FavouriteDeleteAPIView.as_view(), name="favourite_delete_by_id")
 ]

favourite/views.py

@@ -12,7 +12,7 @@
 from .services.favourite import FavouriteService
 
 
-class FavouriteAPIView(APIView):
+class FavouriteListCreateAPIView(APIView):
     """
     API view for handling Favourite operations.
 
@@ -53,6 +53,11 @@ def post(self, request):
         self._service.create(serializer.validated_data)
         return Response(serializer.data, status=status.HTTP_201_CREATED)
 
+
+class FavouriteDeleteAPIView(APIView):
+    permission_classes = (IsAuthenticated,)
+    _service = FavouriteService(FavouriteRepository())
+
     def delete(self, request, pk):
         """
         Handles the HTTP DELETE request to delete a favourite.

location/migrations/0003_address_created_at_address_updated_at_and_more.py

@@ -0,0 +1,58 @@
+# Generated by Django 5.0 on 2024-02-27 21:37
+
+import django.utils.timezone
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('location', '0002_alter_address_city_alter_address_country_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='address',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='address',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+        migrations.AddField(
+            model_name='city',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='city',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+        migrations.AddField(
+            model_name='country',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='country',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+        migrations.AddField(
+            model_name='region',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='region',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+    ]

location/models.py

@@ -1,7 +1,8 @@
 from django.db import models
+from utils.base_model import BaseModel
 
 
-class Country(models.Model):
+class Country(BaseModel):
     name = models.CharField(max_length=255)
 
     def __str__(self):
@@ -13,7 +14,7 @@ class Meta:
         verbose_name_plural = "Countries"
 
 
-class Region(models.Model):
+class Region(BaseModel):
     name = models.CharField(max_length=255)
     country = models.ForeignKey(Country, on_delete=models.CASCADE)
 
@@ -26,7 +27,7 @@ class Meta:
         verbose_name_plural = "Regions"
 
 
-class City(models.Model):
+class City(BaseModel):
     name = models.CharField(max_length=255)
     region = models.ForeignKey(Region, on_delete=models.CASCADE, null=True, blank=True)
     country = models.ForeignKey(Country, on_delete=models.CASCADE, null=True, blank=True)
@@ -42,7 +43,7 @@ class Meta:
         verbose_name_plural = "Cities"
 
 
-class Address(models.Model):
+class Address(BaseModel):
     country = models.ForeignKey(Country, on_delete=models.CASCADE, null=True, blank=True)
     city = models.ForeignKey(City, on_delete=models.CASCADE, null=True, blank=True)
     region = models.ForeignKey(Region, on_delete=models.CASCADE, null=True, blank=True)

offer/migrations/0006_employmenttype_created_at_employmenttype_updated_at_and_more.py

@@ -0,0 +1,69 @@
+# Generated by Django 5.0 on 2024-02-27 21:37
+
+import django.utils.timezone
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('offer', '0005_alter_jobofferrate_options_jobofferrate_created_at'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='employmenttype',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='employmenttype',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+        migrations.AddField(
+            model_name='experience',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='experience',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+        migrations.AddField(
+            model_name='jobofferrate',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+        migrations.AddField(
+            model_name='salary',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='salary',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+        migrations.AddField(
+            model_name='worktype',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+        migrations.AddField(
+            model_name='worktype',
+            name='updated_at',
+            field=models.DateTimeField(auto_now=True),
+        ),
+        migrations.AlterField(
+            model_name='jobofferrate',
+            name='created_at',
+            field=models.DateTimeField(auto_now_add=True, default=django.utils.timezone.now),
+            preserve_default=False,
+        ),
+    ]

offer/models.py

@@ -5,9 +5,10 @@
 
 from company.models import Company
 from location.models import Address
+from utils.base_model import BaseModel
 
 
-class WorkType(models.Model):
+class WorkType(BaseModel):
     name = models.CharField(max_length=50, unique=True)
 
     def __str__(self):
@@ -19,7 +20,7 @@ class Meta:
         verbose_name_plural = 'Work Types'
 
 
-class EmploymentType(models.Model):
+class EmploymentType(BaseModel):
     name = models.CharField(max_length=50, unique=True)
 
     def __str__(self):
@@ -31,7 +32,7 @@ class Meta:
         verbose_name_plural = 'Employment Types'
 
 
-class Experience(models.Model):
+class Experience(BaseModel):
     name = models.CharField(max_length=50, unique=True)
 
     def __str__(self):
@@ -43,7 +44,7 @@ class Meta:
         verbose_name_plural = 'Experiences'
 
 
-class Salary(models.Model):
+class Salary(BaseModel):
     CURRENCIES = (
         ('PLN', 'PLN'),
         ('EURO', 'EURO'),
@@ -71,7 +72,7 @@ class Meta:
         verbose_name_plural = 'Salaries'
 
 
-class JobOffer(models.Model):
+class JobOffer(BaseModel):
     STATUS = (
         ("DRAFT", "DRAFT"),
         ("PENDING", "PENDING"),
@@ -93,8 +94,6 @@ class JobOffer(models.Model):
     experience = models.ManyToManyField(Experience, blank=True)
     work_type = models.ManyToManyField(WorkType, blank=True)
     employment_type = models.ManyToManyField(EmploymentType, blank=True)
-    created_at = models.DateTimeField(auto_now_add=True)
-    updated_at = models.DateTimeField(auto_now=True)
     status = models.CharField(max_length=10, choices=STATUS, default="DRAFT")
 
     # These fields are only used for job offers that are scraped from other websites
@@ -130,7 +129,7 @@ def __str__(self) -> str:
         return self.title
 
 
-class JobOfferRate(models.Model):
+class JobOfferRate(BaseModel):
     RATE = (
         (1, 1),
         (2, 2),
@@ -140,7 +139,6 @@ class JobOfferRate(models.Model):
     )
     job_offer = models.ForeignKey(JobOffer, on_delete=models.CASCADE)
     rate = models.IntegerField(choices=RATE)
-    created_at = models.DateTimeField(auto_now_add=True, null=True)
 
     def __str__(self) -> str:
         return f"{self.job_offer} - {self.rate}"