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

from .utils import choices_length

User = get_user_model()


LOG_LEVELS = (
    ("info", "INFO"),
    ("warning", "WARNING"),
    ("error", "ERROR"),
)


class Event(models.Model):
    message = models.TextField(default="")
    level = models.CharField(choices=LOG_LEVELS, max_length=choices_length(LOG_LEVELS))
    timestamp = models.DateTimeField(auto_now_add=True)

    data = models.JSONField(default=dict)

    user = models.ForeignKey(
        User, related_name="events", on_delete=models.SET_NULL, null=True
    )

    class Meta:
        ordering = ["-timestamp"]