devicehub-django/device/models.py

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from django.db import models
from user.models import User
from utils.constants import STR_SM_SIZE, STR_SIZE
class Device(models.Model):
class Types(models.TextChoices):
DESKTOP = "Desktop"
LAPTOP = "Laptop"
SERVER = "Server"
GRAPHICCARD = "GraphicCard"
HARDDRIVE = "HardDrive"
SOLIDSTATEDRIVE = "SolidStateDrive"
MOTHERBOARD = "Motherboard"
NETWORKADAPTER = "NetworkAdapter"
PROCESSOR = "Processor"
RAMMODULE = "RamModule"
SOUNDCARD = "SoundCard"
DISPLAY = "Display"
BATTERY = "Battery"
CAMERA = "Camera"
created = models.DateTimeField(auto_now_add=True)
updated = models.DateTimeField(auto_now=True)
type = models.CharField(max_length=STR_SM_SIZE, choices=Types, default=Types.LAPTOP)
model = models.CharField(max_length=STR_SIZE, blank=True, null=True)
manufacturer = models.CharField(max_length=STR_SIZE, blank=True, null=True)
serial_number = models.CharField(max_length=STR_SIZE, blank=True, null=True)
part_number = models.CharField(max_length=STR_SIZE, blank=True, null=True)
brand = models.CharField(max_length=STR_SIZE, blank=True, null=True)
generation = models.SmallIntegerField(blank=True, null=True)
version = models.CharField(max_length=STR_SIZE, blank=True, null=True)
production_date = models.DateTimeField(blank=True, null=True)
variant = models.CharField(max_length=STR_SIZE, blank=True, null=True)
devicehub_id = models.CharField(max_length=STR_SIZE, unique=True, blank=True, null=True)
dhid_bk = models.CharField(max_length=STR_SIZE, blank=True, null=True)
phid_bk = models.CharField(max_length=STR_SIZE, blank=True, null=True)
family = models.CharField(max_length=STR_SIZE, blank=True, null=True)
hid = models.CharField(max_length=STR_SIZE, blank=True, null=True)
chid = models.CharField(max_length=STR_SIZE, blank=True, null=True)
active = models.BooleanField(default=True)
owner = models.ForeignKey(User, on_delete=models.CASCADE)
def has_physical_properties(self):
try:
if self.physicalproperties:
return True
else:
return False
except Exception:
return False
class PhysicalProperties(models.Model):
device = models.OneToOneField(Device, models.CASCADE, primary_key=True)
weight = models.FloatField(blank=True, null=True)
width = models.FloatField(blank=True, null=True)
height = models.FloatField(blank=True, null=True)
depth = models.FloatField(blank=True, null=True)
color = models.CharField(max_length=20, blank=True, null=True)
image = models.CharField(max_length=STR_SIZE, blank=True, null=True)
class Computer(models.Model):
class Chassis(models.TextChoices):
TOWER = 'Tower'
ALLINONE = 'All in one'
MICROTOWER = 'Microtower'
NETBOOK = 'Netbook'
LAPTOP = 'Laptop'
TABLER = 'Tablet'
SERVER = "Server"
VIRTUAL = 'Non-physical device'
device = models.OneToOneField(Device, models.CASCADE, primary_key=True)
chassis = models.CharField(
blank=True,
null=True,
max_length=STR_SM_SIZE,
choices=Chassis
)
system_uuid = models.UUIDField()
sku = models.CharField(max_length=STR_SM_SIZE, blank=True, null=True)
class Component(models.Model):
device = models.OneToOneField(Device, models.CASCADE, primary_key=True)
computer = models.OneToOneField(Computer, models.CASCADE, null=True)
class GraphicCard(models.Model):
component = models.OneToOneField(Component, models.CASCADE)
memory = models.IntegerField(blank=True, null=True)
class DataStorage(models.Model):
class Interface(models.TextChoices):
ATA = 'ATA'
USB = 'USB'
PCI = 'PCI'
NVME = 'NVME'
size = models.IntegerField(blank=True, null=True)
interface = models.CharField(max_length=STR_SM_SIZE, choices=Interface)
component = models.OneToOneField(Component, models.CASCADE)
class Motherboard(models.Model):
component = models.OneToOneField(Component, models.CASCADE)
slots = models.SmallIntegerField(blank=True, null=True)
usb = models.SmallIntegerField(blank=True, null=True)
firewire = models.SmallIntegerField(blank=True, null=True)
serial = models.SmallIntegerField(blank=True, null=True)
pcmcia = models.SmallIntegerField(blank=True, null=True)
bios_date = models.DateTimeField()
ram_slots = models.SmallIntegerField(blank=True, null=True)
ram_max_size = models.IntegerField(blank=True, null=True)
class NetworkAdapter(models.Model):
component = models.OneToOneField(Component, models.CASCADE)
speed = models.IntegerField(blank=True, null=True)
wireless = models.BooleanField(default=False)
def __format__(self, format_spec):
v = super().__format__(format_spec)
if 's' in format_spec:
v += ' {} Mbps'.format(self.speed)
return v
class Processor(models.Model):
component = models.OneToOneField(Component, models.CASCADE)
speed = models.FloatField(blank=True, null=True)
cores = models.SmallIntegerField(blank=True, null=True)
threads = models.SmallIntegerField(blank=True, null=True)
address = models.SmallIntegerField(blank=True, null=True)
class RamModule(models.Model):
class Interface(models.TextChoices):
SDRAM = 'SDRAM'
DDR = 'DDR SDRAM'
DDR2 = 'DDR2 SDRAM'
DDR3 = 'DDR3 SDRAM'
DDR4 = 'DDR4 SDRAM'
DDR5 = 'DDR5 SDRAM'
DDR6 = 'DDR6 SDRAM'
LPDDR3 = 'LPDDR3'
class Format(models.TextChoices):
DIMM = 'DIMM'
SODIMM = 'SODIMM'
component = models.OneToOneField(Component, models.CASCADE)
size = models.IntegerField(blank=True, null=True)
interface = models.CharField(max_length=STR_SM_SIZE, choices=Interface)
speed = models.SmallIntegerField(blank=True, null=True)
interface = models.CharField(max_length=STR_SM_SIZE, choices=Interface)
format = models.CharField(max_length=STR_SM_SIZE, choices=Format)
class SoundCard(models.Model):
component = models.OneToOneField(Component, models.CASCADE)
class Display(models.Model):
component = models.OneToOneField(Component, models.CASCADE)
class Battery(models.Model):
component = models.OneToOneField(Component, models.CASCADE)