Add first version of devices model with admin panel

devices/admin.py

@@ -0,0 +1,7 @@
+from django.contrib import admin
+from .models import DeviceModel, Device
+
+# Register your models here.
+admin.site.register(DeviceModel)
+admin.site.register(Device)
+

devices/apps.py

@@ -0,0 +1,6 @@
+from django.apps import AppConfig
+
+
+class DevicesConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'devices'

devices/migrations/0001_initial.py

@@ -0,0 +1,45 @@
+# Generated by Django 4.2.16 on 2024-10-03 16:14
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='DeviceModel',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=100)),
+                ('manufacturer', models.CharField(max_length=100)),
+                ('version', models.CharField(blank=True, max_length=50, null=True)),
+                ('max_radiation_range', models.FloatField(help_text='Maximum radiation range the device can measure (in appropriate units)')),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Device',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('serial_number', models.CharField(max_length=100, unique=True)),
+                ('hash', models.CharField(max_length=64, unique=True)),
+                ('purchase_date', models.DateField(blank=True, null=True)),
+                ('calibration_date', models.DateField(blank=True, null=True)),
+                ('is_active', models.BooleanField(default=True)),
+                ('device_model', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='devices.devicemodel')),
+                ('owner', models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to=settings.AUTH_USER_MODEL)),
+            ],
+            options={
+                'verbose_name': 'Device',
+                'verbose_name_plural': 'Devices',
+                'ordering': ['serial_number'],
+            },
+        ),
+    ]

devices/models.py

@@ -0,0 +1,34 @@
+from django.db import models
+from django.contrib.auth.models import User  # Assuming you're using Django's User model for owners
+
+class DeviceModel(models.Model):
+    """
+    Represents the different models of devices used for gamma radiation measurement.
+    """
+    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
+    max_radiation_range = models.FloatField(help_text="Maximum radiation range the device can measure (in appropriate units)")
+
+    def __str__(self):
+        return f"{self.name} (by {self.manufacturer})"
+
+class Device(models.Model):
+    """
+    Represents an individual gamma radiation measurement device.
+    """
+    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)
+    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
+
+    def __str__(self):
+        return f"Device {self.serial_number} ({self.device_model.name})"
+
+    class Meta:
+        verbose_name = "Device"
+        verbose_name_plural = "Devices"
+        ordering = ['serial_number']

devices/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

devices/views.py

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+from django.shortcuts import render
+
+# Create your views here.

openred/settings.py

@@ -46,6 +46,9 @@
     'allauth.account',
     'allauth.socialaccount',
     'allauth.socialaccount.providers.google',
+
+    # Custom apps
+    'devices',
 ]
 
 MIDDLEWARE = [