from django.db import models
from django.utils import timezone

class ReadingType(models.Model):
    """阅读记录类型"""
    name = models.CharField(max_length=20, unique=True, verbose_name="名称")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "阅读记录类型"
        verbose_name_plural = "阅读记录类型"
        ordering = ['name']
    
    def __str__(self):
        return self.name

class FamilyTaskType(models.Model):
    """家庭事项类型"""
    name = models.CharField(max_length=20, unique=True, verbose_name="名称")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "家庭事项类型"
        verbose_name_plural = "家庭事项类型"
        ordering = ['name']
    
    def __str__(self):
        return self.name

class Priority(models.Model):
    """优先级"""
    name = models.CharField(max_length=10, unique=True, verbose_name="名称")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "优先级"
        verbose_name_plural = "优先级"
        ordering = ['name']
    
    def __str__(self):
        return self.name

class Status(models.Model):
    """状态"""
    name = models.CharField(max_length=20, unique=True, verbose_name="名称")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "状态"
        verbose_name_plural = "状态"
        ordering = ['name']
    
    def __str__(self):
        return self.name

class PlanType(models.Model):
    """今日计划类型"""
    name = models.CharField(max_length=20, unique=True, verbose_name="名称")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "今日计划类型"
        verbose_name_plural = "今日计划类型"
        ordering = ['name']
    
    def __str__(self):
        return self.name

class FamilyMember(models.Model):
    """家庭成员"""
    name = models.CharField(max_length=20, unique=True, verbose_name="姓名")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "家庭成员"
        verbose_name_plural = "家庭成员"
        ordering = ['name']
    
    def __str__(self):
        return self.name

class ReadingRecord(models.Model):
    """阅读记录表"""
    date = models.DateField(default=timezone.now, verbose_name="日期")
    type = models.ForeignKey(ReadingType, on_delete=models.CASCADE, verbose_name="类型")
    title = models.CharField(max_length=200, verbose_name="标题")
    source = models.CharField(max_length=200, blank=True, null=True, verbose_name="来源")
    progress = models.CharField(max_length=100, blank=True, null=True, verbose_name="进度")
    note = models.TextField(blank=True, null=True, verbose_name="阅读笔记")
    file = models.FileField(upload_to='reading_files/', blank=True, null=True, verbose_name="上传文件")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "阅读记录"
        verbose_name_plural = "阅读记录"
        ordering = ['-date', '-created_at']
    
    def __str__(self):
        return f"{self.title} ({self.type.name})"

class InsightRecord(models.Model):
    """感悟记录表"""
    date = models.DateField(default=timezone.now, verbose_name="日期")
    content = models.TextField(verbose_name="内容")
    speaker = models.ForeignKey(FamilyMember, on_delete=models.CASCADE, verbose_name="发言人")
    file = models.FileField(upload_to='insight_files/', blank=True, null=True, verbose_name="上传文件")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "感悟记录"
        verbose_name_plural = "感悟记录"
        ordering = ['-date', '-created_at']
    
    def __str__(self):
        return f"感悟记录 - {self.date}"

class FamilyTask(models.Model):
    """家庭事项表"""
    type = models.ForeignKey(FamilyTaskType, on_delete=models.CASCADE, verbose_name="类型")
    content = models.TextField(verbose_name="内容")
    priority = models.ForeignKey(Priority, on_delete=models.CASCADE, default=2, verbose_name="优先级")
    status = models.ForeignKey(Status, on_delete=models.CASCADE, default=1, verbose_name="状态")
    deadline = models.DateField(blank=True, null=True, verbose_name="截止日期")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "家庭事项"
        verbose_name_plural = "家庭事项"
        ordering = ['-priority', '-deadline', '-created_at']
    
    def __str__(self):
        return f"{self.type.name} - {self.content[:20]}..."

class TodayPlan(models.Model):
    """今日计划表"""
    date = models.DateField(default=timezone.now, verbose_name="日期")
    content = models.TextField(verbose_name="内容")
    speaker = models.ForeignKey(FamilyMember, on_delete=models.CASCADE, default=1, verbose_name="发言人")
    priority = models.ForeignKey(Priority, on_delete=models.CASCADE, default=2, verbose_name="优先级")
    type = models.ForeignKey(PlanType, on_delete=models.CASCADE, default=4, verbose_name="类型")
    status = models.ForeignKey(Status, on_delete=models.CASCADE, default=1, verbose_name="状态")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "今日计划"
        verbose_name_plural = "今日计划"
        ordering = ['-priority', '-created_at']
    
    def __str__(self):
        return f"{self.date} - {self.content[:20]}..."

class SummaryCategory(models.Model):
    """汇总分类"""
    name = models.CharField(max_length=20, unique=True, verbose_name="名称")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "汇总分类"
        verbose_name_plural = "汇总分类"
        ordering = ['name']
    
    def __str__(self):
        return self.name

class Summary(models.Model):
    """汇总记录表"""
    date = models.DateField(default=timezone.now, verbose_name="日期")
    category = models.ForeignKey(SummaryCategory, on_delete=models.CASCADE, verbose_name="分类")
    speaker = models.ForeignKey(FamilyMember, on_delete=models.CASCADE, verbose_name="发言人")
    content = models.TextField(verbose_name="内容")
    source = models.CharField(max_length=200, blank=True, null=True, verbose_name="来源")
    file = models.FileField(upload_to='summary_files/', blank=True, null=True, verbose_name="上传文件")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "汇总记录"
        verbose_name_plural = "汇总记录"
        ordering = ['-date', '-created_at']
    
    def __str__(self):
        return f"{self.category.name} - {self.date}"

class SystemConfig(models.Model):
    """系统配置表"""
    smtp_server = models.CharField(max_length=100, blank=True, null=True, verbose_name="SMTP服务器")
    smtp_port = models.IntegerField(default=587, verbose_name="SMTP端口")
    smtp_username = models.CharField(max_length=100, blank=True, null=True, verbose_name="SMTP用户名")
    smtp_password = models.CharField(max_length=100, blank=True, null=True, verbose_name="SMTP密码")
    sender_email = models.EmailField(blank=True, null=True, verbose_name="发件人邮箱")
    send_time = models.TimeField(default='08:00', verbose_name="每日发送时间")
    recipient_email = models.EmailField(blank=True, null=True, verbose_name="收件人邮箱")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "系统配置"
        verbose_name_plural = "系统配置"
    
    def __str__(self):
        return "系统配置"
    
    @classmethod
    def get_config(cls):
        """获取系统配置，单例模式"""
        config, created = cls.objects.get_or_create(pk=1)
        return config

class PublicContentType(models.Model):
    """公开内容类型"""
    name = models.CharField(max_length=20, unique=True, verbose_name="名称")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "公开内容类型"
        verbose_name_plural = "公开内容类型"
        ordering = ['name']
    
    def __str__(self):
        return self.name

class PublicContent(models.Model):
    """公开内容表"""
    type = models.ForeignKey(PublicContentType, on_delete=models.CASCADE, verbose_name="类型")
    title = models.CharField(max_length=200, verbose_name="标题")
    content = models.TextField(blank=True, null=True, verbose_name="内容")
    file = models.FileField(upload_to='public_files/', blank=True, null=True, verbose_name="上传文件")
    url = models.URLField(blank=True, null=True, verbose_name="链接地址")
    sort_order = models.IntegerField(default=0, verbose_name="排序")
    is_published = models.BooleanField(default=True, verbose_name="是否发布")
    is_temp_file = models.BooleanField(default=False, verbose_name="临时文件")
    expire_type = models.CharField(
        max_length=10,
        choices=[
            ('expire_1h', '1小时'),
            ('expire_1d', '1天'),
            ('expire_7d', '7天'),
        ],
        blank=True, null=True,
        verbose_name="过期类型"
    )
    expire_at = models.DateTimeField(blank=True, null=True, verbose_name="过期时间")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    updated_at = models.DateTimeField(auto_now=True, verbose_name="更新时间")
    
    class Meta:
        verbose_name = "公开内容"
        verbose_name_plural = "公开内容"
        ordering = ['sort_order', '-created_at']
    
    def __str__(self):
        return f"{self.type.name} - {self.title}"


class TempMessage(models.Model):
    """临时留言"""
    username = models.CharField(max_length=20, blank=True, null=True, verbose_name="用户名")
    content = models.CharField(max_length=1000, verbose_name="内容")
    ip_address = models.GenericIPAddressField(blank=True, null=True, verbose_name="来源IP")
    created_at = models.DateTimeField(auto_now_add=True, verbose_name="创建时间")
    expire_at = models.DateTimeField(blank=True, null=True, verbose_name="过期时间")

    class Meta:
        verbose_name = "临时留言"
        verbose_name_plural = "临时留言"
        ordering = ['-created_at']

    def __str__(self):
        return f"{self.username or '匿名'} - {self.content[:20]}..."