"""
Database models for organisation module

Models:
 - Organisation:
  - id[PK], name, status, intake_questionnaire, root_user_id[FK], billing_contact_id[FK], security_contact_id[FK], owner_contact_id[FK]
  - user_rel: ORM relationship to User via OrgUsers relationship table
  - group_rel: ORM relationship to Group, backprops Group.org_rel
  - root_user_rel: ORM relationship to User with root_user_id FK
  - root_user_email: Calc property root_user_rel.email
  - billing_contact_rel: ORM relationship to Contact with billing_contact FK
  - security_contact_rel: ORM relationship to Contact with security_contact FK
  - owner_contact_rel: ORM relationship to Contact with owner_contact FK
 - OrgUsers: org_id[FK][PK], user_id[FK][PK]
"""

from sqlalchemy import Column, Integer, String, ForeignKey, JSON
from sqlalchemy.orm import relationship

from src.database import Base


class Organisation(Base):
	__tablename__ = "organisation"

	id = Column(Integer, primary_key=True)
	name = Column(String, unique=True)
	status = Column(String, default="partial")
	intake_questionnaire = Column(JSON)

	root_user_id = Column(Integer, ForeignKey("user.id"))

	billing_contact_id = Column(Integer, ForeignKey("contact.id"))
	security_contact_id = Column(Integer, ForeignKey("contact.id"))
	owner_contact_id = Column(Integer, ForeignKey("contact.id"))

	user_rel = relationship(
		"User", secondary="orgusers", back_populates="organisation_rel"
	)

	group_rel = relationship("Group", back_populates="org_rel")
	root_user_rel = relationship("User", foreign_keys="Organisation.root_user_id")

	@property
	def root_user_email(self):
		return self.root_user_rel.email if self.root_user_rel else None

	billing_contact_rel = relationship(
		"Contact", foreign_keys="Organisation.billing_contact_id"
	)
	security_contact_rel = relationship(
		"Contact", foreign_keys="Organisation.security_contact_id"
	)
	owner_contact_rel = relationship(
		"Contact", foreign_keys="Organisation.owner_contact_id"
	)

	permission_rel = relationship(
		"Permission", secondary="org_permissions", back_populates="org_rel"
	)


class OrgUsers(Base):
	__tablename__ = "orgusers"

	org_id = Column(
		Integer, ForeignKey("organisation.id", ondelete="CASCADE"), primary_key=True
	)
	user_id = Column(
		Integer, ForeignKey("user.id", ondelete="CASCADE"), primary_key=True
	)