import enum
from sqlalchemy import Column, Integer, String, Boolean, DateTime, ForeignKey, JSON
from sqlalchemy.dialects.postgresql import ENUM as PG_ENUM
from sqlalchemy.orm import relationship
from sqlalchemy.sql import func
from app.db.base import Base

class OrgType(str, enum.Enum):
    # A tagok neveit kisbetűre állítjuk, hogy egyezzenek a Postgres Enum értékekkel
    individual = "individual"
    service = "service"
    service_provider = "service_provider"
    fleet_owner = "fleet_owner"
    club = "club"
    business = "business"

class Organization(Base):
    __tablename__ = "organizations"
    __table_args__ = {"schema": "data"}

    id = Column(Integer, primary_key=True, index=True)
    name = Column(String, nullable=False)
    
    # PG_ENUM használata a Python Enum-mal szinkronizálva
    org_type = Column(
        PG_ENUM(OrgType, name="orgtype", inherit_schema=True), 
        default=OrgType.individual
    )
    
    tax_number = Column(String(20), unique=True, index=True)
    reg_number = Column(String(50))
    headquarters_address = Column(String(255))
    country_code = Column(String(2), default="HU")
    
    status = Column(String(30), default="pending_verification")
    is_deleted = Column(Boolean, default=False)
    
    notification_settings = Column(JSON, default={
        "notify_owner": True, 
        "notify_manager": True, 
        "notify_contact": True,
        "alert_days_before": [30, 15, 7, 1]
    })
    external_integration_config = Column(JSON, default={})

    owner_id = Column(Integer, ForeignKey("data.users.id"), nullable=True)
    is_active = Column(Boolean, default=True)
    is_transferable = Column(Boolean, default=True) 
    is_verified = Column(Boolean, default=False)
    verification_expires_at = Column(DateTime(timezone=True), nullable=True)

    created_at = Column(DateTime(timezone=True), server_default=func.now())
    updated_at = Column(DateTime(timezone=True), onupdate=func.now())
    
    assets = relationship("Asset", back_populates="organization", cascade="all, delete-orphan")
    members = relationship("OrganizationMember", back_populates="organization")
    owner = relationship("User", back_populates="owned_organizations")

class OrganizationMember(Base):
    __tablename__ = "organization_members"
    __table_args__ = {"schema": "data"}
    id = Column(Integer, primary_key=True, index=True)
    organization_id = Column(Integer, ForeignKey("data.organizations.id"), nullable=False)
    user_id = Column(Integer, ForeignKey("data.users.id"), nullable=False)
    role = Column(String, default="driver") 

    organization = relationship("Organization", back_populates="members")

# Kompatibilitási réteg a korábbi kódokhoz
Organization.vehicles = Organization.assets