import { Grid, Stack } from '@mantine/core';
import { useDisclosure } from '@mantine/hooks';
import CurrentWeather from 'components/WeatherModal/CurrentWeather';
import { useCommonHooks, useOSMAPI, useQueryAPI, useWeatherAPI } from 'hooks';
import { useEffect, useState } from 'react';
import { stackClasses } from 'styles';
import type {
	CurrentWeather as CW,
	ExtendedForecast as EF,
	ExtendedForecast,
	Message,
	PersonalData,
} from 'types';
import Applications from './components/Applications/Applications';
import Bookmarks from './components/Bookmarks/Bookmarks';
import Header from './components/Header/Header';
import LargeHeader from './components/Header/LargeHeader';
import Search from './components/Search/Search';
import SettingsButton from './components/SettingsButton/SettingsButton';

export function Homepage() {
	const {
		appFilter,
		bookmarkFilter,
		isMobile,
		setCurrentUser,
		currentLocation,
		setCurrentLocation,
	} = useCommonHooks();
	const dateOptions: Intl.DateTimeFormatOptions = !isMobile
		? {
				weekday: 'long',
				year: 'numeric',
				month: 'long',
				day: 'numeric',
			}
		: {};

	const date = new Date().toLocaleDateString('en-US', dateOptions);

	const { data: personalData, isFetched: personalIsFetched } = useQueryAPI({
		endpoint: 'api/personalData',
	});
	const {
		data: messageData,
		isFetching: isMessagesFetching,
		isFetched: isMessagesFetched,
	} = useQueryAPI({
		endpoint: 'api/displayedGreeting',
	});
	const { data: weatherMetadata } = useOSMAPI({
		address: personalData?.[0]?.physicalAddress,
	});
	const { data: points } = useWeatherAPI({
		endpoint: 'points',
		lat: weatherMetadata?.[0].lat ?? currentLocation.lat,
		lon: weatherMetadata?.[0].lon ?? currentLocation.lon,
	});
	const { data: basicWeather } = useWeatherAPI({
		endpoint: 'baseline',
		office: points?.properties.gridId ?? currentLocation.office,
		x: points?.properties.gridX ?? currentLocation.x,
		y: points?.properties.gridY ?? currentLocation.y,
	});
	const { data: stations } = useWeatherAPI({
		endpoint: 'stations',
		office: points?.properties.gridId ?? currentLocation.office,
		x: points?.properties.gridX ?? currentLocation.x,
		y: points?.properties.gridY ?? currentLocation.y,
	});
	const { data: weather } = useWeatherAPI({
		endpoint: 'current',
		station:
			stations?.features[0].properties.stationIdentifier ?? currentLocation.station,
	});
	const { data: forecast } = useWeatherAPI({
		endpoint: 'forecast',
		office: points?.properties.gridId ?? currentLocation.office,
		x: points?.properties.gridX ?? currentLocation.x,
		y: points?.properties.gridY ?? currentLocation.y,
	});

	const [personal, setPersonal] = useState<PersonalData>();
	const [message, setMessage] = useState<Message>();
	const [displayedGreeting, setDisplayedGreeting] = useState<string | undefined>('');
	const [current, setCurrent] = useState<CW>({
		icon: '',
		textDescription: '',
		temperature: 0,
		highTemp: 0,
		lowTemp: 0,
		precipitation: 'N/A',
		humidity: 0,
		heatIndex: null,
		windChill: null,
		windSpeed: 0,
		windDirection: 0,
		pressure: 0,
	});
	const [extendedForecast, setExtendedForecast] = useState<EF[]>([
		{
			detailedForecast: '',
			isDaytime: true,
			name: '',
			shortForecast: '',
			temperature: 0,
			temperatureUnit: 'F',
		},
	]);
	const [weatherModalOpened, { open: openWeatherModal, close: closeWeatherModal }] =
		useDisclosure(false);

	useEffect(() => {
		if (messageData && isMessagesFetched) {
			setMessage(messageData[0]);
		}
	}, [messageData, isMessagesFetched]);
	useEffect(() => {
		if (personalData && personalIsFetched) {
			setCurrentUser(personalData[0]);
			setPersonal(personalData[0]);
		}
	}, [personalData, personalIsFetched]);
	useEffect(() => {
		if (personal) {
			setDisplayedGreeting(() => {
				if (Math.floor(Math.random() * 100) > 10 || message === undefined) {
					switch (Math.floor(new Date().getHours() / 6)) {
						case 0:
							return `Good night, ${personal?.firstName}!`;
						case 1:
							return `Good morning, ${personal?.firstName}!`;
						case 2:
							return `Good afternoon, ${personal?.firstName}!`;
						case 3:
							return `Good evening, ${personal?.firstName}!`;
					}
				}
				return message?.message;
			});
		}
	}, [message, personal, isMessagesFetching]);
	useEffect(() => {
		if (weather !== undefined && basicWeather !== undefined) {
			setCurrent({
				icon: weather.features[0]?.properties.icon?.replace('medium', 'large') ?? '',
				textDescription: weather.features[0]?.properties.textDescription,
				temperature: Math.round(
					(weather.features.find((feature: any) => feature.properties.temperature.value)
						.properties.temperature.value *
						9) /
						5 +
						32,
				),
				highTemp: Math.round(
					(basicWeather.properties.maxTemperature.values[0].value * 9) / 5 + 32,
				),
				lowTemp: Math.round(
					(basicWeather.properties.minTemperature.values[0].value * 9) / 5 + 32,
				),
				precipitation:
					weather.features[0]?.properties.precipitationLastHour.value ?? 'N/A',
				humidity: Math.round(weather.features[0]?.properties.relativeHumidity.value),
				heatIndex:
					basicWeather.properties.heatIndex?.values[0].value === null
						? null
						: Math.round(
								(basicWeather.properties.heatIndex.values[0].value * 9) / 5 + 32,
							),
				windChill:
					basicWeather.properties.windChill?.values[0].value === null
						? null
						: Math.round(
								(basicWeather.properties.windChill.values[0].value * 9) / 5 + 32,
							),
				windSpeed: Math.round(weather.features[0]?.properties.windSpeed.value / 1.60934),
				windDirection: weather.features[0]?.properties.windDirection.value,
				pressure: Math.round(
					weather.features[0]?.properties.barometricPressure.value / 3386.38,
				),
			});
		}
	}, [weather, basicWeather]);
	useEffect(() => {
		if (forecast) {
			setExtendedForecast(
				forecast.properties.periods.map((item: ExtendedForecast) => ({
					detailedForecast: item.detailedForecast,
					isDaytime: item.isDaytime,
					name: item.name,
					shortForecast: item.shortForecast,
					temperature: item.temperature,
					temperatureUnit: item.temperatureUnit,
				})),
			);
			setCurrentLocation({
				office: points?.properties.gridId,
				station: stations?.features[0].properties.stationIdentifier,
				x: points?.properties.gridX,
				y: points?.properties.gridY,
				lat: weatherMetadata?.[0].lat,
				lon: weatherMetadata?.[0].lon,
			});
		}
	}, [forecast]);

	return (
		<Stack
			gap={0}
			h={appFilter.length > 0 || bookmarkFilter.length > 0 ? undefined : '100%'}
			className={stackClasses.containerStack}
			justify='center'
		>
			{appFilter.length > 0 || bookmarkFilter.length > 0 ? (
				<>
					<Search
						current={current}
						extendedForecast={extendedForecast}
						weatherModalOpened={weatherModalOpened}
						closeWeatherModal={closeWeatherModal}
						openWeatherModal={openWeatherModal}
					/>
					<Header
						greet={displayedGreeting}
						date={date}
						current={current}
						openWeatherModal={openWeatherModal}
					/>
					<Applications contentType={appFilter} />
					<Bookmarks contentType={bookmarkFilter} />
				</>
			) : (
				<>
					<Stack align='center'>
						<LargeHeader greet={displayedGreeting} date={date} />
						<Grid grow columns={24} pos={'absolute'} bottom={'1rem'} w={'50%'}>
							<CurrentWeather current={current} />
						</Grid>
					</Stack>
					<Search
						current={current}
						extendedForecast={extendedForecast}
						weatherModalOpened={weatherModalOpened}
						closeWeatherModal={closeWeatherModal}
						openWeatherModal={openWeatherModal}
					/>
				</>
			)}
			<SettingsButton />
		</Stack>
	);
}