# -*- coding: utf-8 -*-

from typing import List

from fastapi import APIRouter, Depends, HTTPException, Query
from sqlalchemy.orm import Session

from app.api.dependencies.db import get_db
from app.controllers.equipment.fcu.q_learning import QLearningCommandBuilder
from app.crud.space.weight import get_weights_by_space, get_weights_by_vav, create_weight, update_weight
from app.models.domain.space import SpaceControlResponse
from app.schemas.sapce_weight import SpaceWeight, SpaceWeightCreate, SpaceWeightUpdate
from app.services.transfer import Season

router = APIRouter()


@router.get('/control', response_model=SpaceControlResponse)
async def get_space_command(
        project_id: str = Query(..., max_length=50, regex='^Pj', alias='projectId'),
        space_id: str = Query(..., max_length=50, regex='^Sp', alias='roomId'),
        timestamp: str = Query(None, min_length=14, max_length=14, alias='time'),
        method: int = Query(3),
):
    response = {
        'projectId': project_id,
        'roomId': space_id,
        'flag': 1,
        'time': timestamp,
        'method': method,
    }
    return response


@router.get('/test')
async def get_test_result(current: float, pre: float, target: float):
    builder = QLearningCommandBuilder(Season('Cooling'))
    command = await builder.get_command(current, pre, target)

    return command


@router.post('/weight', response_model=SpaceWeight)
async def create_space_weight(weight: SpaceWeightCreate, db: Session = Depends(get_db)):
    return create_weight(db=db, weight=weight)


@router.get('/weight/{space_id}', response_model=List[SpaceWeight])
async def read_weight_by_space(space_id: str, db: Session = Depends(get_db)):
    db_weights = get_weights_by_space(db, space_id=space_id)
    return db_weights


@router.get('/weight/vav/{vav_id}', response_model=List[SpaceWeight])
async def read_weight_by_vav(vav_id: str, db: Session = Depends(get_db)):
    db_weights = get_weights_by_vav(db, vav_id=vav_id)
    return db_weights


@router.put('/weight/{space_id}/{vav_id}', response_model=SpaceWeight)
async def update_weight_by_space(
        space_id: str,
        vav_id: str,
        weight_in: SpaceWeightUpdate,
        db: Session = Depends(get_db)
):
    weights = get_weights_by_space(db, space_id=space_id)
    new_weight = None
    for weight in weights:
        if weight.vav_box_id == vav_id:
            new_weight = update_weight(db, db_weight=weight, weight_in=weight_in)
            break
    if not new_weight:
        raise HTTPException(status_code=404, detail='Wight not found')

    return new_weight