from django.db import models

from django.utils.translation import gettext_lazy as _

# Create your models here.

def get_upload_to(instance, filename):
        return f'submissions/{instance.file_hash[:2]}/{filename}'

class Submission_File(models.Model):

    file_hash  = models.CharField(unique=True, max_length=64,)
    file_name  = models.CharField(max_length=150, blank=True)
    file       = models.FileField(upload_to=get_upload_to, blank=True)
    date_added = models.DateTimeField(auto_now_add=True, editable=True)

    class Meta:
        verbose_name = _("Submission File")
        verbose_name_plural = _("Submission Files")

    def __str__(self):
        return self.file_hash