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


class Notification(models.Model):
    recipient = models.ForeignKey(
        settings.AUTH_USER_MODEL, on_delete=models.CASCADE, related_name='notifications'
    )
    title = models.CharField(max_length=200)
    message = models.TextField()
    is_read = models.BooleanField(default=False)
    created_at = models.DateTimeField(auto_now_add=True)

    class Meta:
        ordering = ['-created_at']

    def __str__(self):
        return f"[{'Read' if self.is_read else 'Unread'}] {self.recipient} — {self.title}"


class EmailLog(models.Model):
    SENT = 'sent'
    FAILED = 'failed'
    STATUS_CHOICES = [(SENT, 'Sent'), (FAILED, 'Failed')]

    recipient_email = models.EmailField()
    subject = models.CharField(max_length=200)
    body = models.TextField(blank=True)
    status = models.CharField(max_length=10, choices=STATUS_CHOICES)
    error_message = models.TextField(blank=True)
    sent_at = models.DateTimeField(auto_now_add=True)

    class Meta:
        ordering = ['-sent_at']

    def __str__(self):
        return f"[{self.status.upper()}] {self.recipient_email} — {self.subject}"