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

import os
from enum import Enum

import arrow
import httpx
import numpy as np
import pandas as pd
from httpx import AsyncClient, URL

from app.core.config import settings
from app.services.service import Service
from app.utils.date import get_time_str, TIME_FMT
from app.utils.math import round_half_up


class Season(str, Enum):
    cooling = "Cooling"
    heating = "Warm"
    transition = "Transition"


class SpaceInfoService(Service):
    def __init__(
            self,
            client: AsyncClient,
            project_id: str,
            space_id: str,
            server_settings=settings,
    ) -> None:
        super(SpaceInfoService, self).__init__(client)
        self._project_id = project_id
        self._space_id = space_id
        self._base_url = os.getenv("TRANSFER_HOST", server_settings.TRANSFER_HOST)
        self._now_time = get_time_str()

    def _common_parameters(self) -> dict:
        return {"projectId": self._project_id, "spaceId": self._space_id}

    async def is_temporary(self) -> bool:
        url = URL(f"{self._base_url}/environment/temp/target")
        params = self._common_parameters()
        params.update({"time": self._now_time})
        raw_info = await self._get(url, params)
        flag = False
        if raw_info.get("flag") == 1:
            flag = True

        return flag

    async def get_custom_target(self) -> dict[str, pd.DataFrame]:
        url = URL(f"{self._base_url}/environment/normalAndPreDayTarget")
        params = self._common_parameters()
        params.update(
            {"date": arrow.get(self._now_time, TIME_FMT).date().strftime("%Y%m%d")}
        )
        raw_info = await self._get(url, params)

        try:
            pre_target_df = pd.DataFrame(raw_info.get("preTargets"))
            pre_target_df.set_index("time", inplace=True)
        except (KeyError, TypeError):
            pre_target_df = pd.DataFrame()

        try:
            normal_target_df = pd.DataFrame(raw_info.get("normalTargets"))
            normal_target_df.set_index("time", inplace=True)
        except (KeyError, TypeError):
            normal_target_df = pd.DataFrame()

        return {"pre_targets": pre_target_df, "normal_targets": normal_target_df}

    async def get_current_temperature_target(self) -> float:
        targets = await self.get_custom_target()
        if len(targets.get("pre_targets")) > 0:
            current_targets = pd.concat([targets.get("pre_targets"), targets.get("normal_targets")])
        else:
            current_targets = targets.get("normal_targets")
        temp = (
                arrow.get(self._now_time, TIME_FMT).shift(minutes=15).timestamp()
                // (15 * 60)
                * (15 * 60)
        )
        next_quarter_minutes = arrow.get(temp).time().strftime("%H%M%S")
        try:
            current_lower_target = current_targets["temperatureMin"].loc[
                next_quarter_minutes
            ]
            current_upper_target = current_targets["temperatureMax"].loc[
                next_quarter_minutes
            ]
        except KeyError:
            current_lower_target, current_upper_target = np.NAN, np.NAN

        return round_half_up((current_lower_target + current_upper_target) / 2, 2)

    async def env_database_set(self, form: str, value: float) -> None:
        url = URL(f"{self._base_url}/environment/hispoint/set")
        params = self._common_parameters()
        time_str = arrow.get(
            arrow.get(self._now_time, TIME_FMT).timestamp() // 900 * 900
        ).strftime("%Y%m%d%H%M%S")
        params.update({"time": time_str, "type": form, "value": value})
        await self._get(url, params)

    async def env_database_get(self) -> dict[str, pd.DataFrame]:
        url = URL(f"{self._base_url}/environment/hispoint/get")
        params = self._common_parameters()
        params.update(
            {"date": arrow.get(self._now_time, TIME_FMT).date().strftime("%Y%m%d")}
        )
        raw_info = await self._get(url, params)

        result = {}
        if raw_info.get("result") == "success":
            for k, v in raw_info.items():
                if k != "result":
                    if len(v) > 0:
                        temp = {}
                        time_stamp = [item[0] for item in v]
                        value = [item[1] for item in v]
                        temp.update({"timestamp": time_stamp})
                        temp.update({"value": value})
                        result.update({k: pd.DataFrame(temp)})
                    else:
                        result.update({k: pd.DataFrame()})

        return result

    def set_custom_target(
            self, form: str, target_value: dict[str, list[float]], flag: str = "1"
    ) -> None:
        url = URL(f"{self._base_url}/environment/target/setting")
        params = {
            "projectId": self._project_id,
            "spaceId": self._space_id,
            "timepoint": self._now_time,
            "type": form,
            "flag": flag,
        }
        httpx.post(url, params=params, json=target_value)
        # await self._post(url, params=params, payload=target_value)

    async def set_temporary_custom(self) -> None:
        url = URL(f"{self._base_url}/environment/setServiceFlag")
        params = self._common_parameters()
        params.update({"time": self._now_time})
        await self._get(url, params)

    async def get_season(self) -> Season:
        url = URL(f"{self._base_url}/environment/getSeasonType")
        params = {
            "projectId": self._project_id,
            "date": self._now_time,
        }
        raw_info = await self._get(url, params)

        return Season(raw_info.get("data"))


class Duoduo(Service):
    def __init__(self, client: AsyncClient, project_id: str, server_settings=settings):
        super(Duoduo, self).__init__(client)
        self._project_id = project_id
        self._base_url = URL(os.getenv("CUSTOM_HOST", server_settings.CUSTOM_HOST))
        self._now_time = get_time_str()

    async def is_customized(self, space_id: str) -> bool:
        url = URL(f"{self._base_url}/custom/timetarget")
        time_str = arrow.get(
            arrow.get(self._now_time, TIME_FMT).shift(minutes=15).timestamp()
            // 900
            * 900
        ).strftime("%Y%m%d%H%M%S")
        params = {
            "projectId": self._project_id,
            "objectId": space_id,
            "timepoint": time_str,
        }
        raw_info = await self._get(url, params)

        flag = False
        if raw_info.get("data"):
            flag = True

        return flag