from sqlalchemy import Column, Integer, String, DateTime, Index, Float, Boolean, Text, ForeignKey, Enum as SQLEnum
from sqlalchemy.sql import func
from sqlalchemy.orm import relationship
from database import Base

import enum



class License(Base):
    __tablename__ = "license"

    id = Column(Integer, primary_key=True, nullable=False, autoincrement=True)
    titular = Column(Integer, ForeignKey("users.id"), nullable=False)

    begins_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
    ends_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)

    token_license = Column(String(30), nullable=True)
    location_id = Column(Integer, ForeignKey("location.id"), nullable=False)
    client_id = Column(Integer, ForeignKey("clients.id"), nullable=False)
    


    #timestamsp
    created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)
    updated_at = Column(DateTime(timezone=True), onupdate=func.now(), nullable=True)
    deleted_at = Column(DateTime(timezone=True), nullable=True)

    #trace
    created_by = Column(Integer, nullable=True)
    updated_by = Column(Integer, nullable=True)
    deleted_by = Column(Integer, nullable=True)

    __table_arg__ = (
        Index('idx_license_token', 'token_license'),
        Index('idx_license_client', 'client_id'),
        Index('idx_license_active', 'is_active'),
        Index('idx_license_ends_at', 'ends_at'),
    )

    #Relations
    client = relationship("Client", foreign_keys=[client_id], back_populates="license")
    location = relationship("Locations", foreign_keys=[location_id], back_populates="licenses")
    user = relationship("Users", foreign_keys=[titular], back_populates="licenses")