from django.db import models

from django.utils.translation import gettext_lazy as _

# Create your models here.

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

def get_upload_to_submission(instance, filename):
    return get_upload_to(instance, filename, 'submissions')

def get_upload_to_profile(instance, filename):
    return get_upload_to(instance, filename, 'profiles')

def get_upload_to_banner(instance, filename):
    return get_upload_to(instance, filename, 'banners')


class User_Profile_Images(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_profile, blank=True)
    date_added = models.DateTimeField(auto_now_add=True, editable=True)

    class Meta:
        verbose_name = _("User Profile Image")
        verbose_name_plural = _("User Profile Images")

    def __str__(self):
        return self.name

    #def get_absolute_url(self):
    #    return reverse("User_Profile_Image_detail", kwargs={"pk": self.pk})


class User_Banner_Images(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_banner, blank=True)
    date_added = models.DateTimeField(auto_now_add=True, editable=True)

    class Meta:
        verbose_name = _("User Banner Image")
        verbose_name_plural = _("User Banner Images")

    def __str__(self):
        return self.name


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_submission, 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