"""
Database models for user module

Models:
 - User:
  - id[PK], email, first_name, last_name, oidc_id
  - organisation_rel: ORM relationship to Organisation via OrgUsers table
  - group_rel: ORM relationship to Group via UserGroups table
  - organisations: Calc property list of organisation_rel.name
  - groups: Calc property dict of {group_rel.org_rel.name: group_rel.name}
"""

from collections import defaultdict

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

from src.database import Base


class User(Base):
	__tablename__ = "user"

	id = Column(Integer, primary_key=True)
	email = Column(String)
	first_name = Column(String)
	last_name = Column(String)
	oidc_id = Column(String, index=True, unique=True)

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

	@property
	def organisations(self):
		return [{"name": org.name, "id": org.id} for org in self.organisation_rel]

	group_rel = relationship(
		"Group", secondary="user_groups", back_populates="user_rel"
	)

	@property
	def groups(self):
		result = defaultdict(list)
		for group in self.group_rel:
			result[group.org_rel.name].append({"name": group.name, "id": group.id})
		return dict(result)