from datetime import datetime
from app.core.utils import now_tw
from sqlalchemy import Boolean, Column, Integer, String, DateTime, ForeignKey
from sqlalchemy.orm import relationship
from app.core.database import Base


class Account(Base):
    __tablename__ = "accounts"

    id = Column(Integer, primary_key=True, index=True, autoincrement=True)
    tenant_id = Column(Integer, ForeignKey("tenants.id", ondelete="CASCADE"), nullable=False, index=True)
    account_code = Column(String(20), unique=True, nullable=False, index=True)  # prefix + seq_no 4碼左補0
    sso_account = Column(String(100), nullable=False)
    sso_uuid = Column(String(100), unique=True)     # Keycloak UUID，首次建立後回寫
    notification_email = Column(String(200), nullable=False)
    email = Column(String(200))                      # sso_account@tenants.domain
    legal_name = Column(String(200))
    english_name = Column(String(200))
    quota_limit = Column(Integer, nullable=False, default=20)  # GB
    is_active = Column(Boolean, nullable=False, default=True)
    default_password = Column(String(200))
    seq_no = Column(Integer, nullable=False)         # 同租戶內流水號

    created_at = Column(DateTime, nullable=False, default=now_tw)
    updated_at = Column(DateTime, nullable=False, default=now_tw, onupdate=now_tw)

    tenant = relationship("Tenant", back_populates="accounts")
    schedule_results = relationship("AccountScheduleResult", back_populates="account")