81 lines
2.9 KiB
Python
81 lines
2.9 KiB
Python
from django.db import models
|
|
from django.contrib.auth.models import User
|
|
|
|
class Company(models.Model):
|
|
name = models.CharField(max_length=255)
|
|
created_at = models.DateTimeField(auto_now_add=True)
|
|
updated_at = models.DateTimeField(auto_now=True)
|
|
|
|
def __str__(self):
|
|
return self.name
|
|
|
|
class Membership(models.Model):
|
|
ROLE_CHOICES = [
|
|
('owner', 'Owner'),
|
|
('admin', 'Admin'),
|
|
('member', 'Member'),
|
|
]
|
|
user = models.ForeignKey(User, on_delete=models.CASCADE)
|
|
company = models.ForeignKey(Company, on_delete=models.CASCADE)
|
|
role = models.CharField(max_length=20, choices=ROLE_CHOICES)
|
|
|
|
def __str__(self):
|
|
return f"{self.user.username} - {self.company.name} ({self.role})"
|
|
|
|
class Tender(models.Model):
|
|
company = models.ForeignKey(Company, on_delete=models.CASCADE)
|
|
title = models.CharField(max_length=255)
|
|
description = models.TextField()
|
|
deadline = models.DateTimeField()
|
|
created_at = models.DateTimeField(auto_now_add=True)
|
|
updated_at = models.DateTimeField(auto_now=True)
|
|
|
|
def __str__(self):
|
|
return self.title
|
|
|
|
class Bid(models.Model):
|
|
tender = models.ForeignKey(Tender, on_delete=models.CASCADE)
|
|
company = models.ForeignKey(Company, on_delete=models.CASCADE)
|
|
amount = models.DecimalField(max_digits=10, decimal_places=2)
|
|
created_at = models.DateTimeField(auto_now_add=True)
|
|
updated_at = models.DateTimeField(auto_now=True)
|
|
|
|
def __str__(self):
|
|
return f"Bid for {self.tender.title} by {self.company.name}"
|
|
|
|
class Document(models.Model):
|
|
tender = models.ForeignKey(Tender, on_delete=models.CASCADE, null=True, blank=True)
|
|
bid = models.ForeignKey(Bid, on_delete=models.CASCADE, null=True, blank=True)
|
|
uploaded_by = models.ForeignKey(User, on_delete=models.CASCADE, null=True)
|
|
file = models.FileField(upload_to='documents/')
|
|
description = models.TextField(blank=True)
|
|
uploaded_at = models.DateTimeField(auto_now_add=True)
|
|
|
|
def __str__(self):
|
|
return self.file.name
|
|
|
|
class Note(models.Model):
|
|
tender = models.ForeignKey(Tender, on_delete=models.CASCADE)
|
|
user = models.ForeignKey(User, on_delete=models.CASCADE)
|
|
note = models.TextField()
|
|
created_at = models.DateTimeField(auto_now_add=True)
|
|
|
|
def __str__(self):
|
|
return f"Note on {self.tender.title} by {self.user.username}"
|
|
|
|
class Approval(models.Model):
|
|
STATUS_CHOICES = [
|
|
('pending', 'Pending'),
|
|
('approved', 'Approved'),
|
|
('rejected', 'Rejected'),
|
|
]
|
|
bid = models.ForeignKey(Bid, on_delete=models.CASCADE)
|
|
approver = models.ForeignKey(User, on_delete=models.CASCADE)
|
|
status = models.CharField(max_length=20, choices=STATUS_CHOICES, default='pending')
|
|
comments = models.TextField(blank=True)
|
|
created_at = models.DateTimeField(auto_now_add=True)
|
|
updated_at = models.DateTimeField(auto_now=True)
|
|
|
|
def __str__(self):
|
|
return f"Approval for {self.bid} by {self.approver.username}"
|