On Wednesday, September 18, 2013 1:07:57 AM UTC+3, MAurice wrote:
>
> class Loan(models.Model):
> id = models.AutoField(primary_key=True,default=1)
> loan_type =models.CharField(max_length=20,
> choices=LTYPE,default=1)
> def number():
> no =Account.objects.count()
> if no == None:
> return 100000
> else:
> return no + 100001
>
>
>
> loan_statement_no=models.IntegerField(('loan_statement_no'),max_length=10,
> unique =True, default=number)
> branch_cod =models.IntegerField(blank=True, null=True)
> comp_per_ya =models.IntegerField(default=1, help_text="Number
> of compoundings in a year")
> time_years =models.DecimalField(default=1.0, max_digits=10,
> decimal_places=1)
> loan_number =models.SlugField(unique=True)
> #branch =models.ManyToManyField(Branche)
> start_date =models.DateField(blank=True,
> null=True,default=datetime.datetime.now())
> end_date =models.DateField(blank=True, null=True)
> no_days =models.IntegerField(default=1)
> account_name =models.ForeignKey(Account)
> loan_amount =models.DecimalField(default=1.0, max_digits=10,
> decimal_places=2)
> interest_rate =models.DecimalField(default=1.0, max_digits=10,
> decimal_places=2, null=True, blank=True)
> compound_period =models.IntegerField(max_length=64,
> choices=compound_period, default=Yearly)
> loan_fee =models.DecimalField(default=1.0, max_digits=10,
> decimal_places=2, null=True, blank=True)
> ammount_repaid= models.DecimalField(default=1.0, max_digits=10,
> decimal_places=2, null=True, blank=True)
> sd_amount =models.DecimalField(default=1.0, max_digits=10,
> decimal_places=2, null=True, blank=True)
> dd_amount =models.DecimalField(default=1.0, max_digits=10,
> decimal_places=2, null=True, blank=True)
> #interest (base) rate
> ib_rate =models.DecimalField(default=1.0, max_digits=10,
> decimal_places=2, null=True, blank=True)
> #interest (penal) rate
> ip_rate =models.DecimalField(default=1.0, max_digits=10,
> decimal_places=2, null=True, blank=True)
> #interest repayment frequency
> ir_frequency
> =models.IntegerField(max_length=64,choices=IRFREQUENCY,default=WEEKLY)
> pr_frequency
> =models.IntegerField(max_length=64,choices=PRFREQUENCY,default=DAILY,help_text="Suggested
>
> value automatically generated from title. Must be unique.")
>
>
> last_edit_time = models.TimeField(auto_now=True)
> last_edit_date = models.DateField(auto_now=True)
> no_of_instalments = models.DecimalField(default=1.0,
> max_digits=10, decimal_places=2, null=True, blank=True)
> no_of_instalments_interest =models.DecimalField(default=1.0,
> max_digits=10, decimal_places=2, null=True, blank=True)
> interest_charged = models.DecimalField(default=1.0, max_digits=10,
> decimal_places=2, editable=False)
>
>
> def save(self, *args, **kwargs):
> i
> self.no_days =(self.end_date - self.start_date).days
> self.required_payment =self.loan_amount
> ((1+(((self.interest_rate)/(self.compound_period))/100))**((self.compound_period)
>
> * (self.time_years)))
> self.no_of_instalments = (self.no_days) / (self.pr_frequency)
> self.no_of_instalments_interest = (self.no_days) /
> (self.ir_frequency)
> def name(self):
> return self.account_name.name
>
>
>
>
--
You received this message because you are subscribed to the Google Groups
"Django users" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to django-users+unsubscr...@googlegroups.com.
To post to this group, send email to django-users@googlegroups.com.
Visit this group at http://groups.google.com/group/django-users.
For more options, visit https://groups.google.com/groups/opt_out.
