mybuddy/babybuddy/migrations/0025_auto_20221023_0821.py

# Generated by Django 4.1.2 on 2022-10-23 08:21

from django.db import migrations
from django.contrib.auth.models import Group, Permission
import logging


logger = logging.getLogger(__name__)

# MODELS = [model.__name__ for model in apps.get_models()]
MODELS = [
    "Tag",
    "tagged",
    "BMI",
    "Child",
    "Diaper Change",
    "Feeding",
    "Head Circumference",
    "Height",
    "Note",
    "Pumping",
    "Sleep",
    "Temperature",
    "Timer",
    "Tummy Time",
    "Weight",
    "user",
]
PERMISSIONS = ["add", "change", "delete", "view"]


def add_group_permissions(apps, schema_editor):
    group, created = Group.objects.get_or_create(name="read_only")
    perm = []
    for model in MODELS:
        name = f"Can view {model}"
        logging.info(f"Creating {name}...")

        try:
            perm.append(Permission.objects.get(name=name))
        except Permission.DoesNotExist:
            logging.warning(f"Permission not found with name {name}.")
            continue

    group.permissions.add(*perm)

    group, created = Group.objects.get_or_create(name="standard")
    perm = []
    for model in MODELS:
        for permission in PERMISSIONS:
            name = f"Can {permission} {model}"
            logging.info(f"Creating {name}...")

            try:
                perm.append(Permission.objects.get(name=name))
            except Permission.DoesNotExist:
                logging.warning(f"Permission not found with name {name}.")
                continue

    group.permissions.add(*perm)


def revert_migration(apps, schema_editor):
    Group.objects.filter(
        name__in=[
            "read_only",
            "standard",
        ]
    ).delete()


class Migration(migrations.Migration):

    dependencies = [
        ("babybuddy", "0023_alter_settings_timezone"),
    ]

    operations = [migrations.RunPython(add_group_permissions, revert_migration)]