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This commit is contained in:
Mohammad Sajad Pourajam
2026-03-23 22:24:30 +03:30
parent a98189a7e9
commit 768d5ea543
14 changed files with 390 additions and 96 deletions
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sensor_hub/apps.py
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from django.apps import AppConfig
class SensorHubConfig(AppConfig):
default_auto_field = "django.db.models.BigAutoField"
name = "sensor_hub"
sensor_hub/migrations/0001_initial.py
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# Generated by Django 5.1.15 on 2026-03-23 18:48
import django.db.models.deletion
import uuid
from django.conf import settings
from django.db import migrations, models
class Migration(migrations.Migration):
initial = True
dependencies = [
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
]
operations = [
migrations.CreateModel(
name='Sensor',
fields=[
('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
('uuid_sensor', models.UUIDField(db_index=True, default=uuid.uuid4, editable=False, unique=True)),
('name', models.CharField(max_length=255)),
('is_active', models.BooleanField(default=True)),
('specifications', models.JSONField(blank=True, default=dict)),
('power_source', models.JSONField(blank=True, default=dict)),
('customized_sensors', models.JSONField(blank=True, default=dict)),
('created_at', models.DateTimeField(auto_now_add=True)),
('updated_at', models.DateTimeField(auto_now=True)),
('owner', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='sensors', to=settings.AUTH_USER_MODEL)),
],
options={
'db_table': 'sensors',
'ordering': ['-created_at'],
},
),
]
sensor_hub/migrations/__init__.py
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sensor_hub/models.py
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import uuid
from django.conf import settings
from django.db import models
class Sensor(models.Model):
uuid_sensor = models.UUIDField(default=uuid.uuid4, unique=True, editable=False, db_index=True)
owner = models.ForeignKey(
settings.AUTH_USER_MODEL,
on_delete=models.CASCADE,
related_name="sensors",
)
name = models.CharField(max_length=255)
is_active = models.BooleanField(default=True)
specifications = models.JSONField(default=dict, blank=True)
power_source = models.JSONField(default=dict, blank=True)
customized_sensors = models.JSONField(default=dict, blank=True)
created_at = models.DateTimeField(auto_now_add=True)
updated_at = models.DateTimeField(auto_now=True)
class Meta:
db_table = "sensors"
ordering = ["-created_at"]
def __str__(self):
return f"{self.name} ({self.uuid_sensor})"
sensor_hub/serializers.py
+28 -8
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@@ -1,12 +1,32 @@
from rest_framework import serializers
class SensorStoreResponseSerializer(serializers.Serializer):
"""Schema for static sensor store response (name, uuid_sensor, last_updated, specifications, power_source, customized_sensors)."""
from .models import Sensor
name = serializers.CharField()
uuid_sensor = serializers.CharField()
last_updated = serializers.CharField()
specifications = serializers.JSONField()
power_source = serializers.JSONField()
customized_sensors = serializers.JSONField()
class SensorSerializer(serializers.ModelSerializer):
last_updated = serializers.DateTimeField(source="updated_at", read_only=True)
class Meta:
model = Sensor
fields = [
"uuid_sensor",
"name",
"is_active",
"specifications",
"power_source",
"customized_sensors",
"last_updated",
]
read_only_fields = ["uuid_sensor", "last_updated"]
class SensorCreateSerializer(serializers.ModelSerializer):
class Meta:
model = Sensor
fields = [
"name",
"specifications",
"power_source",
"customized_sensors",
]
sensor_hub/views.py
+77 -72
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@@ -1,97 +1,102 @@
"""
Sensor Hub module.
All endpoints require authenticated user (must be registered).
All responses are static; no processing or validation on inputs.
"""
from rest_framework import status
from rest_framework.permissions import IsAuthenticated
from rest_framework.response import Response
from rest_framework.views import APIView
from .serializers import SensorStoreResponseSerializer
# Static sensor payload for store (list/get) response.
STORE_DATA = {
"name": "sensor-hub-static",
"uuid_sensor": "550e8400-e29b-41d4-a716-446655440000",
"last_updated": "2025-02-18T12:00:00Z",
"specifications": {
"model": "SH-1",
"firmware": "1.0.0",
"capabilities": ["temperature", "humidity", "light"],
},
"power_source": {
"type": "battery",
"voltage": 3.3,
"backup": "solar",
},
"customized_sensors": {
"thresholds": {"temperature_min": 10, "temperature_max": 35},
"report_interval_sec": 300,
},
}
# Static payload for single-sensor detail response (same shape as store).
SENSOR_DETAIL_DATA = {
"name": "sensor-hub-static",
"uuid_sensor": "550e8400-e29b-41d4-a716-446655440000",
"last_updated": "2025-02-18T12:00:00Z",
"specifications": {
"model": "SH-1",
"firmware": "1.0.0",
"capabilities": ["temperature", "humidity", "light"],
},
"power_source": {
"type": "battery",
"voltage": 3.3,
"backup": "solar",
},
"customized_sensors": {
"thresholds": {"temperature_min": 10, "temperature_max": 35},
"report_interval_sec": 300,
},
}
from .models import Sensor
from .serializers import SensorCreateSerializer, SensorSerializer
class SensorHubView(APIView):
"""
Sensor-hub endpoints. Behavior depends on URL and HTTP method.
No processing or validation is performed on inputs; responses are static.
Sensor-hub CRUD endpoints connected to the database.
Routes:
- GET "" → List: returns code 200, msg "success", data with static sensor list.
- GET "<uuid>/" → Detail: uuid (path). Returns code 200, msg "success", data with static sensor payload.
- POST "" → Add: body/query may be sent but not used. Returns code 200, msg "success". No data field.
- PATCH "<uuid>/" → Update: uuid (path), body/query may be sent but not used. Returns code 200, msg "success". No data field.
- DELETE "<uuid>/" → Delete: uuid (path). Returns code 200, msg "success". No data field.
- POST "active/" → Activate: no input. Returns code 200, msg "success". No data field.
- POST "deactive/" → Deactivate: no input. Returns code 200, msg "success". No data field.
- GET "" → List sensors for authenticated user.
- GET "<uuid>/" → Detail of a single sensor.
- POST "" → Create a new sensor.
- PATCH "<uuid>/" → Update an existing sensor.
- DELETE "<uuid>/" → Delete a sensor.
- POST "active/" → Activate a sensor (requires uuid_sensor in body).
- POST "deactive/" → Deactivate a sensor (requires uuid_sensor in body).
"""
authentication_classes = [] # No authentication
permission_classes = [] # No permission
# permission_classes = [IsAuthenticated]
permission_classes = [IsAuthenticated]
def _get_sensor(self, request, uuid):
try:
return Sensor.objects.get(uuid_sensor=uuid, owner=request.user)
except Sensor.DoesNotExist:
return None
def get(self, request, *args, **kwargs):
uuid = kwargs.get("uuid")
if uuid is not None:
data = SensorStoreResponseSerializer(SENSOR_DETAIL_DATA).data
else:
data = SensorStoreResponseSerializer(STORE_DATA).data
sensor = self._get_sensor(request, uuid)
if sensor is None:
return Response(
{"code": 404, "msg": "Sensor not found."},
status=status.HTTP_404_NOT_FOUND,
)
data = SensorSerializer(sensor).data
return Response({"code": 200, "msg": "success", "data": data}, status=status.HTTP_200_OK)
sensors = Sensor.objects.filter(owner=request.user)
data = SensorSerializer(sensors, many=True).data
return Response({"code": 200, "msg": "success", "data": data}, status=status.HTTP_200_OK)
def post(self, request, *args, **kwargs):
action = kwargs.get("action")
if action == "active":
return Response({"code": 200, "msg": "success"}, status=status.HTTP_200_OK)
if action == "deactive":
return Response({"code": 200, "msg": "success"}, status=status.HTTP_200_OK)
# POST without action = add
return Response({"code": 200, "msg": "success"}, status=status.HTTP_200_OK)
if action in ("active", "deactive"):
return self._toggle_active(request, is_active=(action == "active"))
serializer = SensorCreateSerializer(data=request.data)
serializer.is_valid(raise_exception=True)
sensor = serializer.save(owner=request.user)
data = SensorSerializer(sensor).data
return Response(
{"code": 201, "msg": "success", "data": data},
status=status.HTTP_201_CREATED,
)
def patch(self, request, *args, **kwargs):
return Response({"code": 200, "msg": "success"}, status=status.HTTP_200_OK)
uuid = kwargs.get("uuid")
sensor = self._get_sensor(request, uuid)
if sensor is None:
return Response(
{"code": 404, "msg": "Sensor not found."},
status=status.HTTP_404_NOT_FOUND,
)
serializer = SensorCreateSerializer(sensor, data=request.data, partial=True)
serializer.is_valid(raise_exception=True)
serializer.save()
data = SensorSerializer(sensor).data
return Response({"code": 200, "msg": "success", "data": data}, status=status.HTTP_200_OK)
def delete(self, request, *args, **kwargs):
uuid = kwargs.get("uuid")
sensor = self._get_sensor(request, uuid)
if sensor is None:
return Response(
{"code": 404, "msg": "Sensor not found."},
status=status.HTTP_404_NOT_FOUND,
)
sensor.delete()
return Response({"code": 200, "msg": "success"}, status=status.HTTP_200_OK)
def _toggle_active(self, request, is_active):
uuid_sensor = request.data.get("uuid_sensor")
if not uuid_sensor:
return Response(
{"code": 400, "msg": "uuid_sensor is required."},
status=status.HTTP_400_BAD_REQUEST,
)
sensor = self._get_sensor(request, uuid_sensor)
if sensor is None:
return Response(
{"code": 404, "msg": "Sensor not found."},
status=status.HTTP_404_NOT_FOUND,
)
sensor.is_active = is_active
sensor.save(update_fields=["is_active", "updated_at"])
return Response({"code": 200, "msg": "success"}, status=status.HTTP_200_OK)