from sqlalchemy import Column, DateTime, String, Integer
from sqlalchemy.sql import func

from .base import AutoID, Base

class User(Base, AutoID):
    __tablename__ = "users"
    
    # 自定义配置
    # _id_prefix_len = 4
    # _id_payload_len = 16

    google_id = Column(String, unique=True, index=True)
    email = Column(String, unique=True, index=True)
    name = Column(String)
    # 类似 Twitter 的 @code 唯一标识
    handle = Column(String, unique=True, index=True, nullable=True)
    avatar = Column(String)
    
    # ---- 互动统计字段 ----
    following_count = Column(Integer, default=0, nullable=False, server_default="0")            # 关注了多少人
    follower_count = Column(Integer, default=0, nullable=False, server_default="0")             # 粉丝数
    likes_received_count = Column(Integer, default=0, nullable=False, server_default="0")       # 收到的点赞数
    favorites_received_count = Column(Integer, default=0, nullable=False, server_default="0")   # 收到的收藏数

    created_at = Column(DateTime(timezone=True), server_default=func.now())

    def __repr__(self):
        return f"<User(id={self.id}, name={self.name}, email={self.email})>"