"""
Router endpoints for contact module

Endpoints:
 - [get]/{contact_id} - Returns non-address type details for contact
 - [get]/{contact_id}/address - Returns address details for contact
 - [get]/{contact_id}/orgs - Returns a list of orgs which the contact is assigned to, and what they are assigned as
 - [post]/ - Creates a new contact
 - [patch]/{contact_id} - Updates the details of an existing contact
 - [delete]/{contact_id} - Deletes a contact by ID
"""
from typing import Annotated

from fastapi import APIRouter, HTTPException
from fastapi.params import Path

from sqlalchemy import or_

from src.contact.schemas import ContactContactGetResponse, ContactAddressGetResponse, ContactContactPostRequest, \
	ContactUpdateRequest, ContactOrgGetResponse
from src.contact.models import Contact

from src.database import db_dependency
from src.organisation.models import Organisation as Org
from src.organisation.constants import ContactType

router = APIRouter(
	prefix="/contact",
	tags=["contact"],
)


@router.get("/{contact_id}", response_model=ContactContactGetResponse)
async def get_contact_details_by_id(contact_id: int, db: db_dependency):
	contact_model = (db.query(Contact).filter(Contact.id == contact_id).first())
	if contact_model is None:
		raise HTTPException(status_code=404, detail="Contact not found")

	return contact_model


@router.get("/{contact_id}/address", response_model=ContactAddressGetResponse)
async def get_contact_address_by_id(contact_id: int, db: db_dependency):
	contact_model = (db.query(Contact).filter(Contact.id == contact_id).first())
	if contact_model is None:
		raise HTTPException(status_code=404, detail="Contact not found")

	return contact_model


@router.post("/")
async def create_contact(db: db_dependency, contact_request: ContactContactPostRequest):
	contact_model = Contact(**contact_request.model_dump())

	db.add(contact_model)
	db.commit()


@router.patch("/{contact_id}")
async def update_contact(db: db_dependency, contact_request: ContactUpdateRequest, contact_id: Annotated[int, Path(gt=0)]):
	contact_model = (db.query(Contact).filter(Contact.id == contact_id).first())
	if contact_model is None:
		raise HTTPException(status_code=404, detail="Contact not found")

	update_data = contact_request.model_dump(exclude_none=True)
	for key, value in update_data.items():
		if hasattr(contact_model, key):
			setattr(contact_model, key, value)
		else:
			raise HTTPException(status_code=422, detail="Invalid keys in update request")

	db.add(contact_model)
	db.commit()


@router.delete("/{contact_id}")
async def delete_contact(db: db_dependency, contact_id: Annotated[int, Path(gt=0)]):
	contact_model = (db.query(Contact).filter(Contact.id == contact_id).first())
	if contact_model is None:
		raise HTTPException(status_code=404, detail="Contact not found")

	db.delete(contact_model)
	db.commit()


@router.get("/{contact_id}/orgs", response_model=list[ContactOrgGetResponse])
async def get_contact_orgs(db: db_dependency, contact_id: Annotated[int, Path(gt=0)]):
	contact_model = (db.query(Contact).filter(Contact.id == contact_id).first())
	if contact_model is None:
		raise HTTPException(status_code=404, detail="Contact not found")

	org_models = (db.query(Org).filter(
		or_(
			Org.owner_contact_id == contact_id,
			Org.billing_contact_id == contact_id,
			Org.security_contact_id == contact_id
		)
	).all())

	response = []

	for org in org_models:
		types=[]
		if org.owner_contact_id == contact_id:
			types.append(ContactType.OWNER)
		if org.billing_contact_id == contact_id:
			types.append(ContactType.BILLING)
		if org.security_contact_id == contact_id:
			types.append(ContactType.SECURITY)

		org_response_model = ContactOrgGetResponse(
			name=str(org.name),
			contact_types=types,
		)
		response.append(org_response_model)


	return response