from django.db import models


class TimestampedModel(models.Model):
    created_at = models.DateTimeField(auto_now_add=True)
    updated_at = models.DateTimeField(auto_now=True)

    class Meta:
        abstract = True


class SiteSettings(TimestampedModel):
    site_name = models.CharField(max_length=255)
    tagline = models.CharField(max_length=255, blank=True)
    phone = models.CharField(max_length=64)
    email = models.EmailField(blank=True)
    address = models.CharField(max_length=255)
    city = models.CharField(max_length=120, default="Ставрополь")
    working_hours = models.CharField(max_length=255, blank=True)
    hero_title = models.CharField(max_length=255)
    hero_subtitle = models.TextField()
    hero_image = models.URLField(blank=True)
    about_excerpt = models.TextField(blank=True)

    class Meta:
        verbose_name = "Настройки сайта"
        verbose_name_plural = "Настройки сайта"

    def __str__(self):
        return self.site_name


class Page(TimestampedModel):
    title = models.CharField(max_length=255)
    slug = models.SlugField(unique=True)
    intro = models.TextField(blank=True)
    body = models.TextField()
    meta_title = models.CharField(max_length=255, blank=True)
    meta_description = models.CharField(max_length=320, blank=True)
    is_published = models.BooleanField(default=True)
    nav_order = models.PositiveIntegerField(default=0)

    class Meta:
        ordering = ["nav_order", "title"]
        verbose_name = "Страница"
        verbose_name_plural = "Страницы"

    def __str__(self):
        return self.title


class Service(TimestampedModel):
    title = models.CharField(max_length=255)
    slug = models.SlugField(unique=True)
    short_description = models.TextField()
    description = models.TextField()
    icon = models.CharField(max_length=64, blank=True)
    sort_order = models.PositiveIntegerField(default=0)

    class Meta:
        ordering = ["sort_order", "title"]
        verbose_name = "Услуга"
        verbose_name_plural = "Услуги"

    def __str__(self):
        return self.title


class Doctor(TimestampedModel):
    full_name = models.CharField(max_length=255)
    position = models.CharField(max_length=255)
    credentials = models.TextField(blank=True)
    bio = models.TextField(blank=True)
    photo = models.URLField(blank=True)
    sort_order = models.PositiveIntegerField(default=0)

    class Meta:
        ordering = ["sort_order", "full_name"]
        verbose_name = "Специалист"
        verbose_name_plural = "Специалисты"

    def __str__(self):
        return self.full_name


class Document(TimestampedModel):
    title = models.CharField(max_length=255)
    category = models.CharField(max_length=120, blank=True)
    description = models.TextField(blank=True)
    file_url = models.URLField(blank=True)
    sort_order = models.PositiveIntegerField(default=0)

    class Meta:
        ordering = ["sort_order", "title"]
        verbose_name = "Документ"
        verbose_name_plural = "Документы"

    def __str__(self):
        return self.title


class ContactMessage(TimestampedModel):
    name = models.CharField(max_length=255)
    phone = models.CharField(max_length=64, blank=True)
    email = models.EmailField(blank=True)
    message = models.TextField()
    is_processed = models.BooleanField(default=False)

    class Meta:
        ordering = ["-created_at"]
        verbose_name = "Сообщение"
        verbose_name_plural = "Сообщения"

    def __str__(self):
        return f"{self.name} ({self.created_at:%d.%m.%Y})"