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


class AsyncTaskLog(models.Model):
    STATUS_CHOICES = [
        ('started', _('Gestartet')),
        ('succeeded', _('Erfolgreich')),
        ('failed', _('Fehlgeschlagen')),
    ]

    task_name = models.CharField(max_length=255)
    task_id = models.CharField(max_length=255, blank=True)
    target_type = models.CharField(max_length=80, blank=True)
    target_id = models.PositiveIntegerField(null=True, blank=True)
    target_label = models.CharField(max_length=255, blank=True)
    status = models.CharField(max_length=20, choices=STATUS_CHOICES, default='started')
    error_message = models.TextField(blank=True)
    started_at = models.DateTimeField(auto_now_add=True)
    finished_at = models.DateTimeField(null=True, blank=True)

    class Meta:
        ordering = ['-started_at', '-id']
        verbose_name = 'Async Task Log'
        verbose_name_plural = 'Async Task Logs'

    def __str__(self) -> str:
        return f'{self.task_name} | {self.status} | {self.target_label or self.target_type}'


class AdminAuditLog(models.Model):
    actor = models.ForeignKey(settings.AUTH_USER_MODEL, null=True, blank=True, on_delete=models.SET_NULL, related_name='admin_audit_logs')
    actor_display = models.CharField(max_length=255, blank=True)
    action = models.CharField(max_length=120)
    target_type = models.CharField(max_length=80, blank=True)
    target_id = models.PositiveIntegerField(null=True, blank=True)
    target_label = models.CharField(max_length=255, blank=True)
    details = models.JSONField(default=dict, blank=True)
    created_at = models.DateTimeField(auto_now_add=True)

    class Meta:
        ordering = ['-created_at', '-id']
        verbose_name = 'Admin Audit Log'
        verbose_name_plural = 'Admin Audit Logs'

    def __str__(self) -> str:
        actor = self.actor_display or 'Unbekannt'
        return f'{self.created_at:%Y-%m-%d %H:%M} | {actor} | {self.action}'