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8856d7f793
- This app should manage more than just orders - Moved the 'Customer' model into this app
74 lines
2.7 KiB
Python
74 lines
2.7 KiB
Python
from django.db import models
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from InvenTree.models import Company
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from part.models import Part
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import datetime
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class Customer(Company):
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""" Represents a customer
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"""
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pass
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class CustomerOrder(models.Model):
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"""
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An order from a customer, made up of multiple 'lines'
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"""
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# Reference 'number' internal to company, must be unique
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internal_ref = models.CharField(max_length=100, unique=True)
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# TODO: Should the Customer model move to the customer_orders app?
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# Orders can exist even if the customer doesn't in the database
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customer = models.ForeignKey(Customer, on_delete=models.SET_NULL,
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blank=True, null=True, help_text="Customer that placed this order")
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# Reference from customer, if provided
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customer_ref = models.CharField(max_length=100, blank=True, default="")
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# TODO: Should the customer and customer_ref together be unique?
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# Date the order was entered into system
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created_date = models.DateField(auto_now_add=True, blank=True, help_text="Date order entered "
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"in system")
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# Date the order was issued on the paperwork, if provided
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issued_date = models.DateField(blank=True, help_text="Date order issued by customer")
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# Order notes
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notes = models.TextField(blank=True, default="", help_text="Order notes")
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class CustomerOrderLine(models.Model):
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"""
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A line on an order from a customer, corresponding to some quantity of some parts (hopefully just one part per line
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in a sane world, but maybe not).
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The line describes the Part ordered, but something needs to associate the StockItem assigned, possibly that will
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be the StockItem itself.
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"""
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class Meta:
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unique_together = [
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('customer_order', 'line_number')
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]
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# Point to a specific customer order
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customer_order = models.ForeignKey(CustomerOrder, on_delete=models.CASCADE, help_text="Order this line belongs to")
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line_number = models.PositiveIntegerField(default=0, help_text="Line number")
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# TODO: for now, each line corresponds to some quantity of some part, but in future we might want more flexibility
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# Only 'salable' items should be allowed in a CSO
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part = models.ForeignKey(Part, blank=True, help_text="Part",
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limit_choices_to={'salable' : True}
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)
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# TODO: should quantity field here somehow related to quantity field of related part? Views will handle this, right?
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quantity = models.PositiveIntegerField(blank=True, help_text="Quantity of part")
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# Line notes
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notes = models.TextField(blank=True, help_text="Line notes")
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