from django.db import models

# Create your models here.

class Subject(models.Model):
    acronym = models.CharField(max_length=200)
    full_name = models.CharField(max_length=200)

    def __str__(self) -> str:
        return f"{self.pk} {self.acronym}: {self.full_name}"
    
class Teacher(models.Model):
    First_Name = models.CharField(max_length=200)
    Last_Name =  models.CharField(max_length=200)

    def __str__(self) -> str:
        return f"{self.pk} {self.Last_Name}, {self.First_Name}"

class Classes(models.Model):
    MJC_Class_Name = models.CharField(max_length=200)
    Common_Class_Name = models.CharField(max_length=200)
    MJC_Units = models.IntegerField()
    Section_Number = models.CharField(max_length=200)
    Instructor = models.ManyToManyField(Teacher, related_name="Teacher")
    In_Subject = models.ForeignKey(Subject, related_name="Subject", on_delete=models.DO_NOTHING)

    def __str__(self) -> str:
        return self.MJC_Class_Name