mirror of
https://github.com/lemeow125/Borrowing-TrackerBackend.git
synced 2024-11-17 06:19:26 +08:00
57 lines
2.5 KiB
Python
57 lines
2.5 KiB
Python
from django.db import models
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from django.utils.timezone import now
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from simple_history.models import HistoricalRecords
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from django.db.models.signals import post_migrate
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from django.dispatch import receiver
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class Equipment(models.Model):
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EQUIPMENT_CATEGORY_CHOICES = (
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('Glassware', 'Glassware'),
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('Miscellaneous', 'Miscellaneous')
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)
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name = models.CharField(max_length=40)
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category = models.CharField(
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max_length=20, choices=EQUIPMENT_CATEGORY_CHOICES, default='Miscellaneous')
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description = models.TextField(max_length=512, null=True)
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date_added = models.DateTimeField(default=now, editable=False)
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last_updated = models.DateTimeField(auto_now=True, editable=False)
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history = HistoricalRecords()
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def __str__(self):
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return f'{self.name} ID:{self.id}'
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class EquipmentInstance(models.Model):
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EQUIPMENT_INSTANCE_STATUS_CHOICES = (
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('Available', 'Available'),
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('Broken', 'Broken'),
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('Borrowed', 'Borrowed'),
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)
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equipment = models.ForeignKey(Equipment, on_delete=models.CASCADE)
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status = models.CharField(
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max_length=20, choices=EQUIPMENT_INSTANCE_STATUS_CHOICES, default='Available')
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remarks = models.TextField(max_length=512, null=True)
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date_added = models.DateTimeField(default=now, editable=False)
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last_updated = models.DateTimeField(auto_now=True, editable=False)
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history = HistoricalRecords()
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def __str__(self):
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return f'{self.equipment.name} ID:{self.id}'
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@receiver(post_migrate)
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def create_superuser(sender, **kwargs):
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if sender.name == 'equipments':
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EQUIPMENT, CREATED = Equipment.objects.get_or_create(
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name="Pyrex Beaker", description="", category="Glassware")
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EQUIPMENT_INSTANCE, CREATED = EquipmentInstance.objects.get_or_create(
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equipment=EQUIPMENT, status="Available", remarks="First beaker of equipment tracker!")
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EQUIPMENT, CREATED = Equipment.objects.get_or_create(
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name="Bunsen Burner", description="", category="Miscellaneous")
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EQUIPMENT_INSTANCE, CREATED = EquipmentInstance.objects.get_or_create(
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equipment=EQUIPMENT, status="Available", remarks="First bunsen burner of equipment tracker!")
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EQUIPMENT, CREATED = Equipment.objects.get_or_create(
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name="Microscope", description="", category="Miscellaneous")
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EQUIPMENT_INSTANCE, CREATED = EquipmentInstance.objects.get_or_create(
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equipment=EQUIPMENT, status="Available", remarks="First microscope of equipment tracker!")
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