reimbursinator/back/backend/models.py

112 lines
4.1 KiB
Python

from django.db import models
from django.conf import settings
import datetime
import ntpath
class Report(models.Model):
"""
This model represents an expense report that can be
created, updated and submitted by a user.
"""
user_id = models.ForeignKey(settings.AUTH_USER_MODEL, on_delete=models.CASCADE)
title = models.CharField(max_length=128)
date_created = models.DateTimeField('date created', default=datetime.date.today)
date_submitted = models.DateTimeField('date submitted', default=datetime.date.today)
submitted = models.BooleanField(default=False)
reference_number = models.CharField(max_length=32, default='')
def __str__(self):
"""
For debugging and display in admin view.
"""
return self.title
class Section(models.Model):
"""
This model represents a logical division of a report,
containing its own fields and rules that apply to those
fields.
"""
report_id = models.ForeignKey(Report, on_delete=models.CASCADE)
auto_submit = models.BooleanField(default=False)
required = models.BooleanField(default=False)
completed = models.BooleanField(default=False)
title = models.CharField(max_length=256)
html_description = models.TextField()
number = models.IntegerField()
def __str__(self):
"""
For debugging and display in admin view.
"""
return "{0}(#{1})".format(self.title, self.number)
class Field(models.Model):
"""
This model contains a piece of data entered by the user.
Depending on the type of the data ( boolean, decimal,
date, file, string or integer), different table columns
will be used to store the data.
"""
section_id = models.ForeignKey(Section, on_delete=models.CASCADE)
field_name = models.CharField(max_length=512, default="field")
label = models.CharField(max_length=512)
number = models.IntegerField(default=0)
field_type = models.CharField(max_length=128)
completed = models.BooleanField(default=False)
data_bool = models.BooleanField(default=False)
data_decimal = models.DecimalField(max_digits=9, decimal_places=2, default=0)
data_date = models.DateField(null=True, blank=True)
data_file = models.FileField(upload_to='uploads/%Y/%m/%d/', max_length=512, null=True, blank=True)
data_string = models.TextField(default='', blank=True)
data_integer = models.IntegerField(default=0, blank=True)
def __str__(self):
"""
For debugging and display in the admin view.
"""
if self.field_type == "boolean":
if self.data_bool:
return "True"
else:
return "False"
elif self.field_type == "decimal":
return "{}".format(self.data_decimal)
elif self.field_type == "date":
return "{}".format(self.data_date)
elif self.field_type == "file":
return "{}".format(self.data_file)
elif self.field_type == "string":
return "{}".format(self.data_string)
elif self.field_type == "integer":
return "{}".format(self.data_integer)
return "Invalid type"
def get_datatype(self):
"""
Returns the data corresponding to the type of the
field.
"""
if self.field_type == "boolean":
if self.data_bool:
return True
else:
return False
elif self.field_type == "decimal":
return self.data_decimal
elif self.field_type == "date":
return "{}".format(self.data_date)
elif self.field_type == "file":
file_name = self.path_leaf(str(self.data_file))
return "{}".format(file_name)
elif self.field_type == "string":
return "{}".format(self.data_string)
elif self.field_type == "integer":
return self.data_integer
def path_leaf(self, path):
"""
Function accommodating path with slash at end.
"""
dir_path, name = ntpath.split(path)
return name or ntpath.basename(dir_path)