Added some fields to Device models

Automatic creation of hash based on device serial number

devices/migrations/0002_alter_device_hash.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.16 on 2024-10-03 19:32
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+ dependencies = [
+ ('devices', '0001_initial'),
+ ]
+
+ operations = [
+ migrations.AlterField(
+ model_name='device',
+ name='hash',
+ field=models.CharField(blank=True, max_length=64, unique=True),
+ ),
+ ]

devices/migrations/0003_devicemodel_description_devicemodel_technology.py

@@ -0,0 +1,23 @@
+# Generated by Django 4.2.16 on 2024-10-03 19:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+ dependencies = [
+ ('devices', '0002_alter_device_hash'),
+ ]
+
+ operations = [
+ migrations.AddField(
+ model_name='devicemodel',
+ name='description',
+ field=models.TextField(blank=True, null=True),
+ ),
+ migrations.AddField(
+ model_name='devicemodel',
+ name='technology',
+ field=models.CharField(blank=True, max_length=100, null=True),
+ ),
+ ]

devices/migrations/0004_devicemodel_picture.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.2.16 on 2024-10-03 19:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+ dependencies = [
+ ('devices', '0003_devicemodel_description_devicemodel_technology'),
+ ]
+
+ operations = [
+ migrations.AddField(
+ model_name='devicemodel',
+ name='picture',
+ field=models.ImageField(blank=True, null=True, upload_to='device_pictures/'),
+ ),
+ ]

devices/models.py

@@ -1,5 +1,6 @@
 from django.db import models
 from django.contrib.auth.models import User # Assuming you're using Django's User model for owners
+import hashlib
 
 class DeviceModel(models.Model):
  """
@@ -8,6 +9,9 @@ class DeviceModel(models.Model):
  name = models.CharField(max_length=100) # Name of the device model
  manufacturer = models.CharField(max_length=100) # Manufacturer of the device
  version = models.CharField(max_length=50, blank=True, null=True) # Optional version of the device model
+ technology = models.CharField(max_length=100, blank=True, null=True) # Optional technology used in the device
+ description = models.TextField(blank=True, null=True) # Optional description of the device
+ picture = models.ImageField(upload_to='device_pictures/', blank=True, null=True) # Optional picture of the device
  max_radiation_range = models.FloatField(help_text="Maximum radiation range the device can measure (in appropriate units)")
 
  def __str__(self):
@@ -19,12 +23,18 @@ class Device(models.Model):
  """
  device_model = models.ForeignKey(DeviceModel, on_delete=models.CASCADE) # Link to the DeviceModel
  serial_number = models.CharField(max_length=100, unique=True) # Unique identifier for the device (serial number)
- hash = models.CharField(max_length=64, unique=True) # Unique hash for the device (for identification)
+ hash = models.CharField(max_length=64, unique=True, blank=True) # Unique hash for the device (for identification)
  owner = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True) # Owner of the device
  purchase_date = models.DateField(blank=True, null=True) # Optional field for when the device was purchased
  calibration_date = models.DateField(blank=True, null=True) # Date of the last calibration
  is_active = models.BooleanField(default=True) # Indicates if the device is still in use
 
+ # To automatically generate a hash for the device
+ def save(self, *args, **kwargs):
+ # Generate a unique hash based on the device serial number
+ self.hash = hashlib.md5(self.serial_number.encode('utf-8')).hexdigest()
+ super(Device, self).save(*args, **kwargs)
+
  def __str__(self):
  return f"Device {self.serial_number} ({self.device_model.name})"
 

measures/admin.py

@@ -3,5 +3,3 @@
 
 # Register your models here.
 admin.site.register(Measurement)
-
-

measures/apps.py

@@ -1,6 +1,14 @@
+
 from django.apps import AppConfig
+"""
+This module defines the configuration for the 'measures' application.
 
+Classes:
+ MeasuresConfig(AppConfig): Configuration class for the 'measures' app.
+ - default_auto_field (str): Specifies the type of auto field to use for primary keys.
+ - name (str): The name of the application.
+"""
 
-class MeasureConfig(AppConfig):
+class MeasuresConfig(AppConfig):
  default_auto_field = 'django.db.models.BigAutoField'
  name = 'measures'

requirements.txt

@@ -0,0 +1,17 @@
+asgiref==3.8.1
+certifi==2024.8.30
+cffi==1.17.1
+charset-normalizer==3.3.2
+cryptography==43.0.1
+Django==4.2.16
+django-allauth==65.0.2
+djangorestframework==3.15.2
+idna==3.10
+psycopg2==2.9.9
+pycparser==2.22
+PyJWT==2.9.0
+python-decouple==3.8
+requests==2.32.3
+sqlparse==0.5.1
+typing_extensions==4.12.2
+urllib3==2.2.3