add company app

core/apps/company/admin/__init__.py

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+from .company import *
+from .branch import *

core/apps/company/admin/branch.py

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+from django.contrib import admin 
+
+from core.apps.company.models import Branch
+
+
+@admin.register(Branch)
+class BranchAdmin(admin.ModelAdmin):
+    list_display = ['name', 'location', 'company']
+    search_fields = ['name', 'location', 'company']
+    list_filter = ['company']

core/apps/company/admin/company.py

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+from django.contrib import admin 
+
+from core.apps.company.models import Company
+
+@admin.register(Company)
+class CompanyAdmin(admin.ModelAdmin):
+    list_display = ['name']
+    search_fields = ['name']

core/apps/company/apps.py

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+from django.apps import AppConfig
+
+
+class CompanyConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'core.apps.company'
+
+    def ready(self):
+        from . import admin

core/apps/company/migrations/0001_initial.py

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+# Generated by Django 5.2.4 on 2025-08-01 10:39
+
+import django.db.models.deletion
+import uuid
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Company',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False, unique=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('name', models.CharField(db_index=True, max_length=200, unique=True)),
+            ],
+            options={
+                'verbose_name': 'Kompaniya',
+                'verbose_name_plural': 'Kompaniyalar',
+            },
+        ),
+        migrations.CreateModel(
+            name='Barnch',
+            fields=[
+                ('id', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False, unique=True)),
+                ('created_at', models.DateTimeField(auto_now_add=True)),
+                ('updated_at', models.DateTimeField(auto_now=True)),
+                ('name', models.CharField(max_length=200)),
+                ('location', models.CharField(max_length=250)),
+                ('company', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='branches', to='company.company')),
+            ],
+            options={
+                'verbose_name': 'Filial',
+                'verbose_name_plural': 'Filialar',
+            },
+        ),
+    ]

core/apps/company/migrations/0002_rename_barnch_branch.py

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+# Generated by Django 5.2.4 on 2025-08-01 10:41
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('company', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.RenameModel(
+            old_name='Barnch',
+            new_name='Branch',
+        ),
+    ]

core/apps/company/models/__init__.py

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+from .branch import *
+from .comany import *

core/apps/company/models/branch.py

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+from django.db import models
+from django.utils.translation import gettext_lazy as _
+
+from core.apps.shared.models import BaseModel
+from core.apps.company.models.comany import Company
+
+
+class Branch(BaseModel):
+    name = models.CharField(max_length=200)
+    company = models.ForeignKey(Company, on_delete=models.CASCADE, related_name='branches')
+    location = models.CharField(max_length=250)
+
+    def __str__(self):
+        return f"{self.name} - {self.company}"
+    
+    class Meta:
+        verbose_name = _('Filial')
+        verbose_name_plural = _('Filialar')

core/apps/company/models/comany.py

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+from django.db import models
+from django.utils.translation import gettext_lazy as _
+
+from core.apps.shared.models import BaseModel
+
+
+class Company(BaseModel):
+    name = models.CharField(max_length=200, unique=True, db_index=True)
+
+    def __str__(self):
+        return self.name
+    
+    class Meta:
+        verbose_name = _('Kompaniya')
+        verbose_name_plural = _("Kompaniyalar")

core/apps/company/serializers/branch.py

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+from rest_framework import serializers
+
+from core.apps.company.models import Branch
+
+
+class BranchListSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Branch
+        fields = ['id', 'name', 'location']

core/apps/company/serializers/company.py

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+from rest_framework import serializers
+
+from core.apps.company.models import Company
+from core.apps.company.serializers.branch import BranchListSerializer
+
+
+class CompanyListSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Company
+        fields = ['id', 'name']
+
+
+class CompanyDetailSerializer(serializers.ModelSerializer):
+    branches = BranchListSerializer(many=True)
+
+    class Meta:
+        model = Company
+        fields = ['id', 'name', 'branches']

core/apps/company/urls.py

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+from django.urls import path, include 
+
+from core.apps.company.views import company as company_views
+
+urlpatterns = [
+    path('company/', include(
+        [
+            path('list/', company_views.CompanyListApiView.as_view(), name='company-list'),
+            path('<uuid:id>/', company_views.CompanyDetailApiView.as_view()),
+        ]
+    )),
+]

core/apps/company/views/company.py

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+from rest_framework import generics, status
+from rest_framework.response import Response
+
+from core.apps.company.models import Company
+from core.apps.company.serializers import company as serializers
+
+from core.apps.accounts.permissions.permissions import HasRolePermission
+
+
+class CompanyListApiView(generics.ListAPIView):
+    serializer_class = serializers.CompanyListSerializer
+    queryset = Company.objects.all()
+    permission_classes = [HasRolePermission]
+    required_permissions = []
+
+
+class CompanyDetailApiView(generics.RetrieveAPIView):
+    serializer_class = serializers.CompanyDetailSerializer
+    queryset = Company.objects.prefetch_related('branches')
+    permission_classes = [HasRolePermission]
+    required_permissions = []
+    lookup_field = 'id'