from django.db import models
from django.utils.translation import gettext_lazy as _

from api.core.models.trackable_model import TrackableModel


class GlobalVariable(TrackableModel):
    """
    Model to store global key-value pairs for application-wide settings.
    """

    key = models.CharField(max_length=255, unique=True, verbose_name=_("clé"))
    description = models.TextField(
        blank=True, default="", verbose_name=_("description")
    )
    value = models.JSONField(verbose_name=_("valeur"), null=True, blank=True)

    class Meta:
        verbose_name = _("Paramètre global")
        verbose_name_plural = _("Paramètres globaux")

    def __str__(self):
        return f"{self.key}: {self.value}"