92 lines
3.3 KiB
Python
92 lines
3.3 KiB
Python
from django.db import models
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class LegacyTrackedModel(models.Model):
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legacy_id = models.IntegerField(null=True, blank=True, db_index=True)
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created_at = models.DateTimeField(auto_now_add=True)
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updated_at = models.DateTimeField(auto_now=True)
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class Meta:
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abstract = True
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class Business(LegacyTrackedModel):
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name = models.CharField(max_length=255, unique=True)
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short_code = models.CharField(max_length=32, unique=True)
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currency = models.CharField(max_length=8, default="CZK")
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is_active = models.BooleanField(default=True)
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def __str__(self) -> str:
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return self.name
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class Category(LegacyTrackedModel):
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name = models.CharField(max_length=255, unique=True)
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is_active = models.BooleanField(default=True)
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def __str__(self) -> str:
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return self.name
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class Vendor(LegacyTrackedModel):
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name = models.CharField(max_length=255)
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vat_number = models.CharField(max_length=64, blank=True)
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registration_id = models.CharField(max_length=64, blank=True)
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contact_email = models.EmailField(blank=True)
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contact_phone = models.CharField(max_length=64, blank=True)
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address = models.TextField(blank=True)
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notes = models.TextField(blank=True)
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is_active = models.BooleanField(default=True)
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def __str__(self) -> str:
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return self.name
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class VendorBusiness(models.Model):
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vendor = models.ForeignKey(Vendor, on_delete=models.CASCADE, related_name="business_links")
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business = models.ForeignKey(Business, on_delete=models.CASCADE, related_name="vendor_links")
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class Meta:
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unique_together = ("vendor", "business")
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class VendorCategory(models.Model):
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vendor = models.ForeignKey(Vendor, on_delete=models.CASCADE, related_name="category_links")
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category = models.ForeignKey(Category, on_delete=models.CASCADE, related_name="vendor_links")
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class Meta:
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unique_together = ("vendor", "category")
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class Product(LegacyTrackedModel):
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gtin = models.CharField(max_length=64, blank=True)
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name = models.CharField(max_length=255)
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ledger = models.CharField(max_length=128, blank=True)
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product_status = models.CharField(max_length=64, blank=True)
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is_active = models.BooleanField(default=True)
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tax_type = models.CharField(max_length=64, blank=True)
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vat_rate = models.DecimalField(max_digits=8, decimal_places=2, default=0)
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net_purchase_price = models.DecimalField(max_digits=12, decimal_places=2, default=0)
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display_sales_price = models.DecimalField(max_digits=12, decimal_places=2, default=0)
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uom = models.CharField(max_length=32, default="pcs")
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amount = models.DecimalField(max_digits=12, decimal_places=3, default=0)
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is_placeholder = models.BooleanField(default=False)
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short_name = models.CharField(max_length=120, blank=True)
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currency_code = models.CharField(max_length=8, default="CZK")
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class Meta:
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constraints = [
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models.UniqueConstraint(fields=["gtin", "name"], name="uniq_product_gtin_name"),
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]
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def __str__(self) -> str:
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return self.name
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class ProductCategory(models.Model):
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product = models.ForeignKey(Product, on_delete=models.CASCADE, related_name="category_links")
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category = models.ForeignKey(Category, on_delete=models.CASCADE, related_name="product_links")
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class Meta:
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unique_together = ("product", "category")
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