import { useState, useRef } from "react"
import {
	Typography,
	Drawer,
	useMediaQuery,
	useTheme,
	Box,
	IconButton,
	Badge,
	Button,
} from "@mui/material"
import SectionWrapper from "./SectionWrapper"
import CustomWrapperDrawer from "./CustomWrapperDrawer"
import { NotificationsModal } from "./NotificationsModal"
import { Loader } from "./Loader"
import { useCart } from "@root/utils/hooks/useCart"
import { currencyFormatter } from "@root/utils/currencyFormatter"
import {
	closeCartDrawer,
	openCartDrawer,
	useCartStore,
} from "@root/stores/cart"
import { setUserAccount, useUserStore } from "@root/stores/user"
import { useTicketStore } from "@root/stores/tickets"

import { ReactComponent as BellIcon } from "@root/assets/Icons/bell.svg"
import { ReactComponent as CartIcon } from "@root/assets/Icons/cart.svg"
import { ReactComponent as CrossIcon } from "@root/assets/Icons/cross.svg"

import { payCart } from "@root/api/cart"
import { enqueueSnackbar } from "notistack"
import { Link, useNavigate } from "react-router-dom"
import { withErrorBoundary } from "react-error-boundary"
import { handleComponentError } from "@root/utils/handleComponentError"
import ErrorOutlineIcon from "@mui/icons-material/ErrorOutline"

function Drawers() {
	const [openNotificationsModal, setOpenNotificationsModal] =
    useState<boolean>(false)
	const [loading, setLoading] = useState<boolean>(false)
	const bellRef = useRef<HTMLButtonElement | null>(null)
	const navigate = useNavigate()
	const theme = useTheme()
	const upMd = useMediaQuery(theme.breakpoints.up("md"))
	const isTablet = useMediaQuery(theme.breakpoints.down(1000))
	const isDrawerOpen = useCartStore((state) => state.isDrawerOpen)
	const cart = useCart()
	const userAccount = useUserStore((state) => state.userAccount)
	const tickets = useTicketStore((state) => state.tickets)
	const [notEnoughMoneyAmount, setNotEnoughMoneyAmount] = useState<number>(0)

	const notificationsCount = tickets.filter(
		({ user, top_message }) =>
			user !== top_message.user_id && top_message.shown.me !== 1
	).length

	async function handlePayClick() {
		setLoading(true)

		const [payCartResponse, payCartError] = await payCart()

		if (payCartError) {
			if (payCartError.includes("insufficient funds: ")) {
				const notEnoughMoneyAmount = parseInt(
					payCartError.replace(/^.*insufficient\sfunds:\s(?=\d+$)/, "")
				)

				setNotEnoughMoneyAmount(notEnoughMoneyAmount)
			}

			setLoading(false)

			return enqueueSnackbar(payCartError)
		}

		if (payCartResponse) {
			setUserAccount(payCartResponse)
		}

		setLoading(false)
		closeCartDrawer()
	}

	function handleReplenishWallet() {
		navigate("/payment", { state: { notEnoughMoneyAmount } })
	}

	return (
		<Box sx={{ display: "flex", gap: isTablet ? "10px" : "20px" }}>
			<IconButton
				ref={bellRef}
				aria-label="cart"
				onClick={() => setOpenNotificationsModal((isOpened) => !isOpened)}
				sx={{
					cursor: "pointer",
					borderRadius: "6px",
					background: openNotificationsModal
						? theme.palette.purple.main
						: theme.palette.background.default,
					"& .MuiBadge-badge": {
						background: openNotificationsModal
							? theme.palette.background.default
							: theme.palette.purple.main,
						color: openNotificationsModal
							? theme.palette.purple.main
							: theme.palette.background.default,
					},
					"& svg > path:first-of-type": {
						fill: openNotificationsModal ? "#FFFFFF" : "#9A9AAF",
					},
					"& svg > path:last-child": {
						stroke: openNotificationsModal ? "#FFFFFF" : "#9A9AAF",
					},
					"&:hover": {
						background: theme.palette.purple.main,
						"& .MuiBox-root": {
							background: theme.palette.purple.main,
						},
						"& .MuiBadge-badge": {
							background: theme.palette.background.default,
							color: theme.palette.purple.main,
						},
						"& svg > path:first-of-type": { fill: "#FFFFFF" },
						"& svg > path:last-child": { stroke: "#FFFFFF" },
					},
				}}
			>
				<Badge
					badgeContent={notificationsCount}
					sx={{
						"& .MuiBadge-badge": {
							display: notificationsCount ? "flex" : "none",
							color: "#FFFFFF",
							background: theme.palette.purple.main,
							transform: "scale(0.8) translate(50%, -50%)",
							top: "2px",
							right: "2px",
							fontWeight: 400,
						},
					}}
				>
					<BellIcon />
				</Badge>
			</IconButton>
			<NotificationsModal
				open={openNotificationsModal}
				setOpen={setOpenNotificationsModal}
				anchorElement={bellRef.current}
				notifications={tickets
					.filter(({ user, top_message }) => user !== top_message.user_id)
					.map((ticket) => ({
						text: "У вас новое сообщение от техподдержки",
						date: new Date(ticket.updated_at).toLocaleDateString(),
						url: `/support/${ticket.id}`,
						watched:
              ticket.user === ticket.top_message.user_id ||
              ticket.top_message.shown.me === 1,
					}))}
			/>
			<IconButton
				onClick={openCartDrawer}
				component="div"
				sx={{
					cursor: "pointer",
					background: theme.palette.background.default,
					borderRadius: "6px",
					"&:hover": {
						background: theme.palette.purple.main,
						"& .MuiBox-root": {
							background: theme.palette.purple.main,
						},
						"& .MuiBadge-badge": {
							background: theme.palette.background.default,
							color: theme.palette.purple.main,
						},
						"& svg > path:nth-of-type(1)": { fill: "#FFFFFF" },
						"& svg > path:nth-of-type(2)": { fill: "#FFFFFF" },
						"& svg > path:nth-of-type(3)": { stroke: "#FFFFFF" },
					},
				}}
			>
				<Badge
					badgeContent={userAccount?.cart.length}
					sx={{
						"& .MuiBadge-badge": {
							display: userAccount?.cart.length ? "flex" : "none",
							color: "#FFFFFF",
							background: theme.palette.purple.main,
							transform: "scale(0.8) translate(50%, -50%)",
							top: "2px",
							right: "2px",
							fontWeight: 400,
						},
					}}
				>
					<CartIcon />
				</Badge>
			</IconButton>
			<Drawer
				anchor={"right"}
				open={isDrawerOpen}
				onClose={closeCartDrawer}
				sx={{ background: "rgba(0, 0, 0, 0.55)" }}
			>
				<SectionWrapper
					maxWidth="lg"
					sx={{
						pl: "0px",
						pr: "0px",
						width: "450px",
					}}
				>
					<Box
						sx={{
							width: "100%",
							pt: "12px",
							pb: "12px",
							display: "flex",
							justifyContent: "space-between",
							bgcolor: "#F2F3F7",
							gap: "10px",
							pl: "20px",
							pr: "20px",
						}}
					>
						<Typography
							component="div"
							sx={{
								fontSize: "18px",
								lineHeight: "21px",
								font: "Rubick",
							}}
						>
              Корзина
						</Typography>
						<IconButton onClick={closeCartDrawer} sx={{ p: 0 }}>
							<CrossIcon />
						</IconButton>
					</Box>
					<Box sx={{ pl: "20px", pr: "20px" }}>
						{cart.services.map((serviceData) => (
							<CustomWrapperDrawer
								key={serviceData.serviceKey}
								serviceData={serviceData}
							/>
						))}
						<Box
							sx={{
								mt: "40px",
								pt: upMd ? "30px" : undefined,
								borderTop: upMd
									? `1px solid ${theme.palette.gray.main}`
									: undefined,
							}}
						>
							<Box
								sx={{
									width: upMd ? "100%" : undefined,
									display: "flex",
									flexWrap: "wrap",
									flexDirection: "column",
								}}
							>
								<Typography variant="h4" mb={upMd ? "18px" : "30px"}>
                  Итоговая цена
								</Typography>
								<Typography color={theme.palette.gray.dark}>
                  Текст-заполнитель — это текст, который имеет Текст-заполнитель
                  — это текст, который имеет Текст-заполнитель — это текст,
                  который имеет Текст-заполнитель — это текст, который имеет
                  Текст-заполнитель
								</Typography>
							</Box>
							<Box
								sx={{
									color: theme.palette.gray.dark,
									pb: "100px",
									pt: "38px",
								}}
							>
              <Badge badgeContent={(cart.priceBeforeDiscounts - cart.priceAfterDiscounts)?`${(cart.priceBeforeDiscounts - cart.priceAfterDiscounts)/(cart.priceBeforeDiscounts/100)}`:null} color={'success'}>
								<Box
									sx={{
										display: "flex",
										flexDirection: upMd ? "column" : "row",
										alignItems: upMd ? "start" : "center",
										mt: upMd ? "10px" : "30px",
										gap: "15px",
									}}
								>
									<Typography
										color={theme.palette.orange.main}
										sx={{
											textDecoration: "line-through",
											order: upMd ? 1 : 2,
										}}
									>
										{currencyFormatter.format(cart.priceBeforeDiscounts / 100)}
									</Typography>
									<Typography
										variant="p1"
										sx={{
											fontWeight: 500,
											fontSize: "26px",
											lineHeight: "31px",
											order: upMd ? 2 : 1,
										}}
									>
										{currencyFormatter.format(cart.priceAfterDiscounts / 100)}
									</Typography>
								</Box>
                </Badge>
								<Button
									variant="pena-contained-dark"
									onClick={() =>
										notEnoughMoneyAmount === 0
											? !loading && handlePayClick()
											: handleReplenishWallet()
									}
									sx={{ mt: "25px" }}
								>
									{loading ? <Loader size={24} /> : "Оплатить"}
								</Button>
							</Box>
						</Box>
					</Box>
				</SectionWrapper>
			</Drawer>
		</Box>
	)
}

export default withErrorBoundary(Drawers, {
	fallback: (
		<Box sx={{
			display: "flex",
			alignItems: "center",
		}}>
			<ErrorOutlineIcon color="error" />
		</Box>
	),
	onError: handleComponentError,
})