146 lines
5.0 KiB
Python
146 lines
5.0 KiB
Python
from django.db import models
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import random
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from django.core.validators import RegexValidator
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from django.contrib.auth.models import Group
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# Create your models here.
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class Teacher(models.Model):
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id = models.AutoField(primary_key=True)
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first_name = models.CharField(max_length=255)
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last_name = models.CharField(max_length=255)
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address = models.CharField(max_length=255)
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gender = models.CharField(max_length=1, choices=[("M", "Male"), ("F", "Female")])
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email = models.EmailField(max_length=255, unique=True)
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phone = models.CharField(
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max_length=15,
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validators=[RegexValidator(r"^\+?1?\d{9,15}$", "Enter a valid phone number.")],
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)
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group = models.ForeignKey(Group, on_delete=models.SET_NULL, null=True, blank=True)
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active_status = models.BooleanField(default=True)
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username = models.CharField(max_length=255, unique=True, blank=True, null=True)
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password = models.CharField(max_length=255)
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def save(self, *args, **kwargs):
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if not self.username:
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random_number = random.randint(1000, 9999)
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self.username = f"{self.first_name.lower()}_{random_number}"
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super().save(*args, **kwargs)
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def __str__(self):
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return f"{self.first_name} {self.last_name}"
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class Student(models.Model):
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id = models.AutoField(primary_key=True)
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active_status = models.BooleanField(default=True)
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first_name = models.CharField(max_length=255)
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last_name = models.CharField(max_length=255)
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gender = models.CharField(max_length=1, choices=[("M", "Male"), ("F", "Female")])
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phone = models.CharField(
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max_length=10,
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unique=True,
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validators=[
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RegexValidator(r"^\d{10}$", "Enter a valid 10-digit phone number.")
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],
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)
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email = models.EmailField(max_length=255, unique=True)
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course = models.ForeignKey("Course", on_delete=models.CASCADE)
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academic_year = models.ForeignKey("AcademicYear", on_delete=models.CASCADE)
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username = models.CharField(max_length=255, unique=True, blank=True, null=True)
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password = models.CharField(max_length=255)
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def save(self, *args, **kwargs):
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if not self.username:
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random_number = random.randint(1000, 9999)
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self.username = f"{self.first_name.lower()}_{random_number}"
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super().save(*args, **kwargs)
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def __str__(self):
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return f"{self.first_name} {self.last_name}"
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class Staff(models.Model):
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id = models.AutoField(primary_key=True)
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first_name = models.CharField(max_length=255)
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last_name = models.CharField(max_length=255)
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position = models.CharField(
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max_length=255,
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choices=[("clerk", "Clerk"), ("assistant", "Assistant"), ("guard", "Guard")],
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)
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address = models.CharField(max_length=255)
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email = models.EmailField(max_length=255, unique=True)
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phone = models.CharField(
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max_length=15,
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validators=[RegexValidator(r"^\+?1?\d{9,15}$", "Enter a valid phone number.")],
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)
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active_status = models.BooleanField(default=True)
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username = models.CharField(max_length=255, unique=True, blank=True, null=True)
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password = models.CharField(max_length=255)
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def save(self, *args, **kwargs):
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if not self.username:
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random_number = random.randint(1000, 9999)
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self.username = f"{self.first_name.lower()}_{random_number}"
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super().save(*args, **kwargs)
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def __str__(self):
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return f"{self.first_name} {self.last_name}"
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class Course(models.Model):
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id = models.BigAutoField(primary_key=True)
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COURSE_TYPE_CHOICES = [
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("semester", "Semester-based"),
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("yearly", "Yearly-based"),
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]
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name = models.CharField(max_length=100)
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academic_year = models.ForeignKey("AcademicYear", on_delete=models.CASCADE)
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course_type = models.CharField(max_length=10, choices=COURSE_TYPE_CHOICES)
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duration = models.PositiveIntegerField(help_text="Number of semesters or years")
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def __str__(self):
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return self.name
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class AcademicYear(models.Model):
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id = models.AutoField(primary_key=True)
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batch = models.CharField(max_length=255, unique=True)
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def __str__(self):
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return f"Batch {self.batch}"
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class Subject(models.Model):
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id = models.BigAutoField(primary_key=True)
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name = models.CharField(max_length=255)
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course = models.ForeignKey(
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"Course", on_delete=models.CASCADE, related_name="subjects"
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)
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semester_or_year_number = models.PositiveIntegerField()
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def __str__(self):
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return f"{self.name} (Sem/Year {self.semester_or_year_number})"
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class NewsEvent(models.Model):
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TYPE_CHOICES = [
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("news", "News"),
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("event", "Event"),
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]
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id = models.BigAutoField(primary_key=True)
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title = models.CharField(max_length=255)
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summary = models.TextField()
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type = models.CharField(max_length=5, choices=TYPE_CHOICES)
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created_at = models.DateTimeField(auto_now_add=True)
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def __str__(self):
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return f"{self.title} ({self.get_type_display()})"
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USER_CHOICES = [
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("staff", "Staff"),
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("teacher", "Teacher"),
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("student", "Student"),
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]
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