from django.db import models


class Alert(models.Model):
    TYPE_INFO = "INFO"
    TYPE_WARNING = "WARNING"
    TYPE_CRITICAL = "CRITICAL"
    ALERT_TYPES = [
        (TYPE_INFO, "Info"),
        (TYPE_WARNING, "Warning"),
        (TYPE_CRITICAL, "Critical"),
    ]

    alert_type = models.CharField(max_length=10, choices=ALERT_TYPES, default=TYPE_INFO)
    description = models.CharField(max_length=255)
    created_at = models.DateTimeField(auto_now_add=True)

    class Meta:
        ordering = ["-id"]

    def __str__(self):
        return f"[{self.alert_type}] {self.description}"