from django.db import models
from django.conf import settings

import uuid


class ModelOperation(models.TextChoices):
    POST = 'POST', 'POST'
    PUT = 'PUT', 'PUT'
    DELETE = 'DELETE', 'DELETE'
    GRANT_ACCESS = 'GRANT_ACCESS', 'GRANT_ACCESS'
    REVOKE_ACCESS = 'REVOKE_ACCESS', 'REVOKE_ACCESS'

class ModelLog(models.Model):
    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=True)
    users = models.ManyToManyField(settings.AUTH_USER_MODEL, related_name='model_logs', blank=True)
    model_id = models.UUIDField()
    operation = models.CharField(choices=ModelOperation.choices, max_length=50)
    date = models.DateTimeField()
    model_name = models.CharField(max_length=50)
    store_id = models.CharField(max_length=200, blank=True, null=True)
    # parent_model_id = models.UUIDField(blank=True, null=True)
    # parent_model_name = models.CharField(max_length=50, blank=True, null=True)

    def save(self, *args, **kwargs):
        # Round microseconds to milliseconds (3 decimal places)
        if self.date:
            microseconds = round(self.date.microsecond, -3)  # Round to nearest thousand
            self.date = self.date.replace(microsecond=microseconds)
        super().save(*args, **kwargs)