from uuid import UUID

from fastapi import APIRouter, HTTPException, Depends
from fastapi_filter import FilterDepends
from fastapi_pagination import Page
from fastapi_pagination.ext.sqlmodel import paginate
from pydantic import BaseModel

from category.models import Category, CategoryCreate, CategoryRead, CategoryUpdate, CategoryFilters
from db import SessionDep
from user.manager import get_current_user

router = APIRouter()

@router.post("")
def create_category(category: CategoryCreate, session: SessionDep, current_user=Depends(get_current_user)) -> CategoryRead:
    Category.create(category, session)
    return category

@router.get("")
def read_categories(session: SessionDep,
                    filters: CategoryFilters = FilterDepends(CategoryFilters),
                    current_user=Depends(get_current_user)) -> Page[CategoryRead]:
    return paginate(session, Category.list(filters))

@router.get("/{category_id}")
def read_category(category_id: UUID, session: SessionDep, current_user=Depends(get_current_user)) -> CategoryRead:
    category = Category.get(session, category_id)
    if not category:
        raise HTTPException(status_code=404, detail="Category not found")
    return category

@router.put("/{category_id}")
def update_category(category_id: UUID, category: CategoryUpdate, session: SessionDep, current_user=Depends(get_current_user)) -> CategoryRead:
    db_category = Category.get(session, category_id)
    if not db_category:
        raise HTTPException(status_code=404, detail="Category not found")

    category_data = category.model_dump(exclude_unset=True)
    category = Category.update(session, db_category, category_data)
    return category

@router.delete("/{category_id}")
def delete_category(category_id: UUID, session: SessionDep, current_user=Depends(get_current_user)):
    category = Category.get(session, category_id)
    if not category:
        raise HTTPException(status_code=404, detail="Category not found")

    Category.delete(session, category)
    return {"ok": True}