badges.py

import uuid

from django.db import models
from django.contrib.auth import get_user_model


class Badge(models.Model):
    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
    label = models.CharField(max_length=255)
    description = models.TextField()
    slug = models.CharField(max_length=25)
    required_path = models.CharField(max_length=255)
    image_url = models.CharField(max_length=255)

    def __str__(self):
        return self.label


class AwardedBadge(models.Model):
    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
    badge = models.ForeignKey(
        'Badge',
        on_delete=models.CASCADE,
    )
    user = models.ForeignKey(
        get_user_model(),
        on_delete=models.CASCADE,
    )
    issued_date = models.DateTimeField(auto_now=True)

    def __str__(self):
        return "{0} issued to {1}".format(str(self.badge), str(self.user))