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

User = get_user_model()


class Topic(models.Model):
    title = models.CharField(max_length=255, verbose_name='Заголовок')
    content = models.TextField(verbose_name='Содержание')
    author = models.ForeignKey(User, on_delete=models.CASCADE, related_name='forum_topics', verbose_name='Автор')
    is_pinned = models.BooleanField(default=False, verbose_name='Закреплено')
    is_closed = models.BooleanField(default=False, verbose_name='Закрыто')
    created_at = models.DateTimeField(auto_now_add=True, verbose_name='Дата создания')
    updated_at = models.DateTimeField(auto_now=True, verbose_name='Дата обновления')

    def __str__(self):
        return self.title

    class Meta:
        verbose_name = 'Тема'
        verbose_name_plural = 'Темы'
        ordering = ['-is_pinned', '-created_at']


class Comment(models.Model):
    topic = models.ForeignKey(Topic, on_delete=models.CASCADE, related_name='comments', verbose_name='Тема')
    author = models.ForeignKey(User, on_delete=models.CASCADE, related_name='forum_comments', verbose_name='Автор')
    content = models.TextField(verbose_name='Содержание')
    created_at = models.DateTimeField(auto_now_add=True, verbose_name='Дата создания')
    updated_at = models.DateTimeField(auto_now=True, verbose_name='Дата обновления')

    def __str__(self):
        return f"Комментарий от {self.author.email}"

    class Meta:
        verbose_name = 'Комментарий'
        verbose_name_plural = 'Комментарии'
        ordering = ['created_at']