feat: implementing form to reconciliation jar.

tienda_ilusion/don_confiao/models.py

@@ -1,5 +1,7 @@
 from django.db import models
 from django.utils.translation import gettext_lazy as _
+from django.core.exceptions import ValidationError
+
 
 class Sale(models.Model):
 
@@ -23,15 +25,18 @@ class SaleLine(models.Model):
     def __str__(self):
         return f"{self.sale} - {self.product}"
 
+
 class MeasuringUnits(models.TextChoices):
     UNIT = 'UNIT', _('Unit')
 
+
 class ProductCategory(models.Model):
     name = models.CharField(max_length=100, unique=True)
 
     def __str__(self):
         return self.name
 
+
 class Product(models.Model):
     name = models.CharField(max_length=100, unique=True)
     price = models.DecimalField(max_digits=9, decimal_places=2)
@@ -45,11 +50,13 @@ class Product(models.Model):
     def __str__(self):
         return self.name
 
+
 class PyamentMethods(models.TextChoices):
     CASH = 'CASH', _('Cash')
     CONFIAR = 'CONFIAR', _('Confiar')
     BANCOLOMBIA = 'BANCOLOMBIA', _('Bancolombia')
 
+
 class ReconciliationJarSummary():
     def __init__(self, payments):
         self._validate_payments(payments)
@@ -68,9 +75,24 @@ class ReconciliationJarSummary():
 
 
 class ReconciliationJar(models.Model):
+    is_valid = models.BooleanField(default=False)
     date_time = models.DateTimeField()
     description = models.CharField(max_length=255, null=True, blank=True)
+    reconciler = models.CharField(max_length=255, null=False, blank=False)
+    cash_taken = models.DecimalField(max_digits=9, decimal_places=2)
+    cash_discrepancy = models.DecimalField(max_digits=9, decimal_places=2)
 
+    def clean(self):
+        payments_amount = sum([p.amount for p in self.payment_set.all()])
+        reconciliation_ammount = sum([
+            self.cash_taken,
+            self.cash_discrepancy,
+        ])
+        if reconciliation_ammount != payments_amount:
+            raise ValidationError(
+                {"cash_take": _("The taken ammount has discrepancy.")}
+            )
+        self.is_valid = True
 
 class Payment(models.Model):
     date_time = models.DateTimeField()