/* eslint-disable @next/next/no-img-element */
import Modal from "@/components/Modal";
import useStats from "@/hooks/useStats";
import useUsers from "@/hooks/useUsers";
import {CorporateUser, Group, MasterCorporateUser, Stat, User} from "@/interfaces/user";
import UserList from "@/pages/(admin)/Lists/UserList";
import {dateSorter} from "@/utils";
import moment from "moment";
import {useEffect, useState} from "react";
import {
	BsArrowLeft,
	BsClipboard2Data,
	BsClock,
	BsPaperclip,
	BsPersonFill,
	BsPencilSquare,
	BsPersonCheck,
	BsPeople,
	BsBank,
	BsEnvelopePaper,
	BsArrowRepeat,
	BsPlus,
	BsPersonFillGear,
	BsFilter,
	BsDatabase,
} from "react-icons/bs";
import UserCard from "@/components/UserCard";
import useGroups from "@/hooks/useGroups";

import {averageLevelCalculator, calculateAverageLevel, calculateBandScore} from "@/utils/score";
import {MODULE_ARRAY} from "@/utils/moduleUtils";
import {Module} from "@/interfaces";
import {groupByExam} from "@/utils/stats";
import IconCard from "./IconCard";
import GroupList from "@/pages/(admin)/Lists/GroupList";
import useFilterStore from "@/stores/listFilterStore";
import {useRouter} from "next/router";
import useCodes from "@/hooks/useCodes";
import useAssignments from "@/hooks/useAssignments";
import {Assignment} from "@/interfaces/results";
import AssignmentView from "./AssignmentView";
import AssignmentCreator from "./AssignmentCreator";
import clsx from "clsx";
import AssignmentCard from "./AssignmentCard";
import {createColumn, createColumnHelper} from "@tanstack/react-table";
import List from "@/components/List";
import {getUserCorporate} from "@/utils/groups";
import {getCorporateUser, getUserCompanyName} from "@/resources/user";
import Checkbox from "@/components/Low/Checkbox";
import {groupBy, uniq, uniqBy} from "lodash";
import Select from "@/components/Low/Select";
import {Menu, MenuButton, MenuItem, MenuItems} from "@headlessui/react";
import {Popover, PopoverContent, PopoverTrigger} from "@/components/ui/popover";
import MasterStatistical from "./MasterStatistical";

interface Props {
	user: MasterCorporateUser;
}

const activeFilter = (a: Assignment) =>
	moment(a.endDate).isAfter(moment()) && moment(a.startDate).isBefore(moment()) && a.assignees.length > a.results.length;
const pastFilter = (a: Assignment) => (moment(a.endDate).isBefore(moment()) || a.assignees.length === a.results.length) && !a.archived;
const archivedFilter = (a: Assignment) => a.archived;
const futureFilter = (a: Assignment) => moment(a.startDate).isAfter(moment());

type StudentPerformanceItem = User & {corporate?: CorporateUser; group?: Group};
const StudentPerformanceList = ({items, stats, users, groups}: {items: StudentPerformanceItem[]; stats: Stat[]; users: User[]; groups: Group[]}) => {
	const [isShowingAmount, setIsShowingAmount] = useState(false);
	const [availableCorporates] = useState(
		uniqBy(
			items.map((x) => x.corporate),
			"id",
		),
	);
	const [availableGroups] = useState(
		uniqBy(
			items.map((x) => x.group),
			"id",
		),
	);

	const [selectedCorporate, setSelectedCorporate] = useState<CorporateUser | null | undefined>(null);
	const [selectedGroup, setSelectedGroup] = useState<Group | null | undefined>(null);

	const columnHelper = createColumnHelper<StudentPerformanceItem>();

	const columns = [
		columnHelper.accessor("name", {
			header: "Student Name",
			cell: (info) => info.getValue(),
		}),
		columnHelper.accessor("email", {
			header: "E-mail",
			cell: (info) => info.getValue(),
		}),
		columnHelper.accessor("demographicInformation.passport_id", {
			header: "ID",
			cell: (info) => info.getValue() || "N/A",
		}),
		columnHelper.accessor("group", {
			header: "Group",
			cell: (info) => info.getValue()?.name || "N/A",
		}),
		columnHelper.accessor("corporate", {
			header: "Corporate",
			cell: (info) => (!!info.getValue() ? getUserCompanyName(info.getValue() as User, users, groups) : "N/A"),
		}),
		columnHelper.accessor("levels.reading", {
			header: "Reading",
			cell: (info) =>
				!isShowingAmount
					? calculateBandScore(
							stats
								.filter((x) => x.module === "reading" && x.user === info.row.original.id)
								.reduce((acc, curr) => acc + curr.score.correct, 0),
							stats
								.filter((x) => x.module === "reading" && x.user === info.row.original.id)
								.reduce((acc, curr) => acc + curr.score.total, 0),
							"level",
							info.row.original.focus || "academic",
					  ) || 0
					: `${Object.keys(groupByExam(stats.filter((x) => x.module === "reading" && x.user === info.row.original.id))).length} exams`,
		}),
		columnHelper.accessor("levels.listening", {
			header: "Listening",
			cell: (info) =>
				!isShowingAmount
					? calculateBandScore(
							stats
								.filter((x) => x.module === "listening" && x.user === info.row.original.id)
								.reduce((acc, curr) => acc + curr.score.correct, 0),
							stats
								.filter((x) => x.module === "listening" && x.user === info.row.original.id)
								.reduce((acc, curr) => acc + curr.score.total, 0),
							"level",
							info.row.original.focus || "academic",
					  ) || 0
					: `${Object.keys(groupByExam(stats.filter((x) => x.module === "listening" && x.user === info.row.original.id))).length} exams`,
		}),
		columnHelper.accessor("levels.writing", {
			header: "Writing",
			cell: (info) =>
				!isShowingAmount
					? calculateBandScore(
							stats
								.filter((x) => x.module === "writing" && x.user === info.row.original.id)
								.reduce((acc, curr) => acc + curr.score.correct, 0),
							stats
								.filter((x) => x.module === "writing" && x.user === info.row.original.id)
								.reduce((acc, curr) => acc + curr.score.total, 0),
							"level",
							info.row.original.focus || "academic",
					  ) || 0
					: `${Object.keys(groupByExam(stats.filter((x) => x.module === "writing" && x.user === info.row.original.id))).length} exams`,
		}),
		columnHelper.accessor("levels.speaking", {
			header: "Speaking",
			cell: (info) =>
				!isShowingAmount
					? calculateBandScore(
							stats
								.filter((x) => x.module === "speaking" && x.user === info.row.original.id)
								.reduce((acc, curr) => acc + curr.score.correct, 0),
							stats
								.filter((x) => x.module === "speaking" && x.user === info.row.original.id)
								.reduce((acc, curr) => acc + curr.score.total, 0),
							"level",
							info.row.original.focus || "academic",
					  ) || 0
					: `${Object.keys(groupByExam(stats.filter((x) => x.module === "speaking" && x.user === info.row.original.id))).length} exams`,
		}),
		columnHelper.accessor("levels.level", {
			header: "Level",
			cell: (info) =>
				!isShowingAmount
					? calculateBandScore(
							stats
								.filter((x) => x.module === "level" && x.user === info.row.original.id)
								.reduce((acc, curr) => acc + curr.score.correct, 0),
							stats
								.filter((x) => x.module === "level" && x.user === info.row.original.id)
								.reduce((acc, curr) => acc + curr.score.total, 0),
							"level",
							info.row.original.focus || "academic",
					  ) || 0
					: `${Object.keys(groupByExam(stats.filter((x) => x.module === "level" && x.user === info.row.original.id))).length} exams`,
		}),
		columnHelper.accessor("levels", {
			id: "overall_level",
			header: "Overall",
			cell: (info) =>
				!isShowingAmount
					? averageLevelCalculator(
							users,
							stats.filter((x) => x.user === info.row.original.id),
					  ).toFixed(1)
					: `${Object.keys(groupByExam(stats.filter((x) => x.user === info.row.original.id))).length} exams`,
		}),
	];

	const filterUsers = (data: StudentPerformanceItem[]) => {
		console.log(data, selectedCorporate);
		const filterByCorporate = (item: StudentPerformanceItem) => item.corporate?.id === selectedCorporate?.id;
		const filterByGroup = (item: StudentPerformanceItem) => item.group?.id === selectedGroup?.id;

		const filters: ((item: StudentPerformanceItem) => boolean)[] = [];
		if (selectedCorporate !== null) filters.push(filterByCorporate);
		if (selectedGroup !== null) filters.push(filterByGroup);

		return filters.reduce((d, f) => d.filter(f), data);
	};

	return (
		<div className="flex flex-col gap-4 w-full h-full">
			<div className="w-full flex gap-4 justify-between items-center">
				<Checkbox isChecked={isShowingAmount} onChange={setIsShowingAmount}>
					Show Utilization
				</Checkbox>
				<Popover>
					<PopoverTrigger>
						<div className="flex items-center justify-center p-2 hover:bg-neutral-300/50 rounded-full transition ease-in-out duration-300">
							<BsFilter size={20} />
						</div>
					</PopoverTrigger>
					<PopoverContent className="w-96">
						<div className="flex flex-col gap-4">
							<span className="font-bold text-lg">Filters</span>
							<Select
								options={availableCorporates.map((x) => ({
									value: x?.id || "N/A",
									label: x?.corporateInformation?.companyInformation?.name || x?.name || "N/A",
								}))}
								isClearable
								value={
									selectedCorporate === null
										? null
										: {
												value: selectedCorporate?.id || "N/A",
												label:
													selectedCorporate?.corporateInformation?.companyInformation?.name ||
													selectedCorporate?.name ||
													"N/A",
										  }
								}
								placeholder="Select a Corporate..."
								onChange={(value) =>
									!value
										? setSelectedCorporate(null)
										: setSelectedCorporate(
												value.value === "N/A" ? undefined : availableCorporates.find((x) => x?.id === value.value),
										  )
								}
							/>
							<Select
								options={availableGroups.map((x) => ({
									value: x?.id || "N/A",
									label: x?.name || "N/A",
								}))}
								isClearable
								value={
									selectedGroup === null
										? null
										: {
												value: selectedGroup?.id || "N/A",
												label: selectedGroup?.name || "N/A",
										  }
								}
								placeholder="Select a Group..."
								onChange={(value) =>
									!value
										? setSelectedGroup(null)
										: setSelectedGroup(value.value === "N/A" ? undefined : availableGroups.find((x) => x?.id === value.value))
								}
							/>
						</div>
					</PopoverContent>
				</Popover>
			</div>
			<List<StudentPerformanceItem>
				data={filterUsers(
					items.sort(
						(a, b) =>
							averageLevelCalculator(
								users,
								stats.filter((x) => x.user === b.id),
							) -
							averageLevelCalculator(
								users,
								stats.filter((x) => x.user === a.id),
							),
					),
				)}
				columns={columns}
			/>
		</div>
	);
};

export default function MasterCorporateDashboard({user}: Props) {
	const [page, setPage] = useState("");
	const [selectedUser, setSelectedUser] = useState<User>();
	const [showModal, setShowModal] = useState(false);
	const [selectedAssignment, setSelectedAssignment] = useState<Assignment>();
	const [isCreatingAssignment, setIsCreatingAssignment] = useState(false);
	const [corporateAssignments, setCorporateAssignments] = useState<(Assignment & {corporate?: CorporateUser})[]>([]);

	const {stats} = useStats();
	const {users, reload} = useUsers();
	const {codes} = useCodes(user.id);
	const {groups} = useGroups({admin: user.id, userType: user.type});

	const masterCorporateUserGroups = [...new Set(groups.filter((u) => u.admin === user.id).flatMap((g) => g.participants))];

	const corporateUserGroups = [...new Set(groups.flatMap((g) => g.participants))];

	const {assignments, isLoading: isAssignmentsLoading, reload: reloadAssignments} = useAssignments({corporate: user.id});

	const appendUserFilters = useFilterStore((state) => state.appendUserFilter);
	const router = useRouter();

	useEffect(() => {
		setShowModal(!!selectedUser && page === "");
	}, [selectedUser, page]);

	useEffect(() => {
		setCorporateAssignments(
			assignments.filter(activeFilter).map((a) => ({
				...a,
				corporate: !!users.find((x) => x.id === a.assigner)
					? getCorporateUser(users.find((x) => x.id === a.assigner)!, users, groups)
					: undefined,
			})),
		);
	}, [assignments, groups, users]);

	const studentFilter = (user: User) => user.type === "student" && corporateUserGroups.includes(user.id);
	const teacherFilter = (user: User) => user.type === "teacher" && corporateUserGroups.includes(user.id);
	const getStatsByStudent = (user: User) => stats.filter((s) => s.user === user.id);

	const UserDisplay = (displayUser: User) => (
		<div
			onClick={() => setSelectedUser(displayUser)}
			className="flex w-full p-4 gap-4 items-center hover:bg-mti-purple-ultralight cursor-pointer transition ease-in-out duration-300">
			<img src={displayUser.profilePicture} alt={displayUser.name} className="rounded-full w-10 h-10" />
			<div className="flex flex-col gap-1 items-start">
				<span>{displayUser.name}</span>
				<span className="text-sm opacity-75">{displayUser.email}</span>
			</div>
		</div>
	);

	const StudentsList = () => {
		const filter = (x: User) =>
			x.type === "student" && (!!selectedUser ? corporateUserGroups.includes(x.id) || false : corporateUserGroups.includes(x.id));

		return (
			<UserList
				user={user}
				filters={[filter]}
				renderHeader={(total) => (
					<div className="flex flex-col gap-4">
						<div
							onClick={() => setPage("")}
							className="flex gap-2 items-center text-mti-purple-light cursor-pointer hover:text-mti-purple-dark transition ease-in-out duration-300">
							<BsArrowLeft className="text-xl" />
							<span>Back</span>
						</div>
						<h2 className="text-2xl font-semibold">Students ({total})</h2>
					</div>
				)}
			/>
		);
	};

	const TeachersList = () => {
		const filter = (x: User) =>
			x.type === "teacher" && (!!selectedUser ? corporateUserGroups.includes(x.id) || false : corporateUserGroups.includes(x.id));

		return (
			<UserList
				user={user}
				filters={[filter]}
				renderHeader={(total) => (
					<div className="flex flex-col gap-4">
						<div
							onClick={() => setPage("")}
							className="flex gap-2 items-center text-mti-purple-light cursor-pointer hover:text-mti-purple-dark transition ease-in-out duration-300">
							<BsArrowLeft className="text-xl" />
							<span>Back</span>
						</div>
						<h2 className="text-2xl font-semibold">Teachers ({total})</h2>
					</div>
				)}
			/>
		);
	};

	const corporateUserFilter = (x: User) =>
		x.type === "corporate" && (!!selectedUser ? masterCorporateUserGroups.includes(x.id) || false : masterCorporateUserGroups.includes(x.id));

	const CorporateList = () => {
		return (
			<UserList
				user={user}
				filters={[corporateUserFilter]}
				renderHeader={(total) => (
					<div className="flex flex-col gap-4">
						<div
							onClick={() => setPage("")}
							className="flex gap-2 items-center text-mti-purple-light cursor-pointer hover:text-mti-purple-dark transition ease-in-out duration-300">
							<BsArrowLeft className="text-xl" />
							<span>Back</span>
						</div>
						<h2 className="text-2xl font-semibold">Corporates ({total})</h2>
					</div>
				)}
			/>
		);
	};

	const GroupsList = () => {
		return (
			<>
				<div className="flex flex-col gap-4">
					<div
						onClick={() => setPage("")}
						className="flex gap-2 items-center text-mti-purple-light cursor-pointer hover:text-mti-purple-dark transition ease-in-out duration-300">
						<BsArrowLeft className="text-xl" />
						<span>Back</span>
					</div>
					<h2 className="text-2xl font-semibold">Groups ({groups.length})</h2>
				</div>

				<GroupList user={user} />
			</>
		);
	};

	// const AssignmentsPage = () => {
	//   const activeFilter = (a: Assignment) =>
	//     moment(a.endDate).isAfter(moment()) &&
	//     moment(a.startDate).isBefore(moment()) &&
	//     a.assignees.length > a.results.length;
	//   const pastFilter = (a: Assignment) =>
	//     (moment(a.endDate).isBefore(moment()) ||
	//       a.assignees.length === a.results.length) &&
	//     !a.archived;
	//   const archivedFilter = (a: Assignment) => a.archived;
	//   const futureFilter = (a: Assignment) =>
	//     moment(a.startDate).isAfter(moment());

	const StudentPerformancePage = () => {
		const students = users
			.filter((x) => x.type === "student" && groups.flatMap((g) => g.participants).includes(x.id))
			.map((u) => ({
				...u,
				group: groups.find((x) => x.participants.includes(u.id)),
				corporate: getCorporateUser(u, users, groups),
			}));

		return (
			<>
				<div className="w-full flex justify-between items-center">
					<div
						onClick={() => setPage("")}
						className="flex gap-2 items-center text-mti-purple-light cursor-pointer hover:text-mti-purple-dark transition ease-in-out duration-300">
						<BsArrowLeft className="text-xl" />
						<span>Back</span>
					</div>
					<div
						onClick={reloadAssignments}
						className="flex gap-2 items-center text-mti-purple-light cursor-pointer hover:text-mti-purple-dark transition ease-in-out duration-300">
						<span>Reload</span>
						<BsArrowRepeat className={clsx("text-xl", isAssignmentsLoading && "animate-spin")} />
					</div>
				</div>
				<StudentPerformanceList items={students} stats={stats} users={users} groups={groups} />
			</>
		);
	};

	const AssignmentsPage = () => {
		return (
			<>
				<AssignmentView
					isOpen={!!selectedAssignment && !isCreatingAssignment}
					onClose={() => {
						setSelectedAssignment(undefined);
						setIsCreatingAssignment(false);
						reloadAssignments();
					}}
					assignment={selectedAssignment}
				/>
				<AssignmentCreator
					assignment={selectedAssignment}
					groups={groups.filter((x) => x.admin === user.id || x.participants.includes(user.id))}
					users={users.filter(
						(x) =>
							x.type === "student" &&
							(!!selectedUser
								? groups
										.filter((g) => g.admin === selectedUser.id)
										.flatMap((g) => g.participants)
										.includes(x.id) || false
								: groups.flatMap((g) => g.participants).includes(x.id)),
					)}
					assigner={user.id}
					isCreating={isCreatingAssignment}
					cancelCreation={() => {
						setIsCreatingAssignment(false);
						setSelectedAssignment(undefined);
						reloadAssignments();
					}}
				/>
				<div className="w-full flex justify-between items-center">
					<div
						onClick={() => setPage("")}
						className="flex gap-2 items-center text-mti-purple-light cursor-pointer hover:text-mti-purple-dark transition ease-in-out duration-300">
						<BsArrowLeft className="text-xl" />
						<span>Back</span>
					</div>
					<div
						onClick={reloadAssignments}
						className="flex gap-2 items-center text-mti-purple-light cursor-pointer hover:text-mti-purple-dark transition ease-in-out duration-300">
						<span>Reload</span>
						<BsArrowRepeat className={clsx("text-xl", isAssignmentsLoading && "animate-spin")} />
					</div>
				</div>
				<div className="flex flex-col gap-2">
					<span className="text-lg font-bold">Active Assignments Status</span>
					<div className="flex items-center gap-4">
						<span>
							<b>Total:</b> {assignments.filter(activeFilter).reduce((acc, curr) => acc + curr.results.length, 0)}/
							{assignments.filter(activeFilter).reduce((acc, curr) => curr.exams.length + acc, 0)}
						</span>
						{Object.keys(groupBy(corporateAssignments, (x) => x.corporate?.id)).map((x) => (
							<div key={x}>
								<span className="font-semibold">{getUserCompanyName(users.find((u) => u.id === x)!, users, groups)}: </span>
								<span>
									{groupBy(corporateAssignments, (x) => x.corporate?.id)[x].reduce((acc, curr) => curr.results.length + acc, 0)}/
									{groupBy(corporateAssignments, (x) => x.corporate?.id)[x].reduce((acc, curr) => curr.exams.length + acc, 0)}
								</span>
							</div>
						))}
					</div>
				</div>
				<section className="flex flex-col gap-4">
					<h2 className="text-2xl font-semibold">Active Assignments ({assignments.filter(activeFilter).length})</h2>
					<div className="flex flex-wrap gap-2">
						{assignments.filter(activeFilter).map((a) => (
							<AssignmentCard {...a} users={users} onClick={() => setSelectedAssignment(a)} key={a.id} />
						))}
					</div>
				</section>
				<section className="flex flex-col gap-4">
					<h2 className="text-2xl font-semibold">Planned Assignments ({assignments.filter(futureFilter).length})</h2>
					<div className="flex flex-wrap gap-2">
						<div
							onClick={() => setIsCreatingAssignment(true)}
							className="w-[250px] h-[200px] flex flex-col gap-2 items-center justify-center bg-white hover:bg-mti-purple-ultralight text-mti-purple-light hover:text-mti-purple-dark border border-mti-gray-platinum hover:drop-shadow p-4 cursor-pointer rounded-xl transition ease-in-out duration-300">
							<BsPlus className="text-6xl" />
							<span className="text-lg">New Assignment</span>
						</div>
						{assignments.filter(futureFilter).map((a) => (
							<AssignmentCard
								{...a}
								users={users}
								onClick={() => {
									setSelectedAssignment(a);
									setIsCreatingAssignment(true);
								}}
								key={a.id}
							/>
						))}
					</div>
				</section>
				<section className="flex flex-col gap-4">
					<h2 className="text-2xl font-semibold">Past Assignments ({assignments.filter(pastFilter).length})</h2>
					<div className="flex flex-wrap gap-2">
						{assignments.filter(pastFilter).map((a) => (
							<AssignmentCard
								{...a}
								users={users}
								onClick={() => setSelectedAssignment(a)}
								key={a.id}
								allowDownload
								reload={reloadAssignments}
								allowArchive
								allowExcelDownload
							/>
						))}
					</div>
				</section>
				<section className="flex flex-col gap-4">
					<h2 className="text-2xl font-semibold">Archived Assignments ({assignments.filter(archivedFilter).length})</h2>
					<div className="flex flex-wrap gap-2">
						{assignments.filter(archivedFilter).map((a) => (
							<AssignmentCard
								{...a}
								users={users}
								onClick={() => setSelectedAssignment(a)}
								key={a.id}
								allowDownload
								reload={reloadAssignments}
								allowUnarchive
								allowExcelDownload
							/>
						))}
					</div>
				</section>
			</>
		);
	};

	const MasterStatisticalPage = () => {
		return (
			<>
				<div className="flex flex-col gap-4">
					<div
						onClick={() => setPage("")}
						className="flex gap-2 items-center text-mti-purple-light cursor-pointer hover:text-mti-purple-dark transition ease-in-out duration-300">
						<BsArrowLeft className="text-xl" />
						<span>Back</span>
					</div>
					<h2 className="text-2xl font-semibold">Master Statistical</h2>
				</div>
				<MasterStatistical
					users={masterCorporateUserGroups.reduce((accm: CorporateUser[], id) => {
						const user = users.find((u) => u.id === id) as CorporateUser;
						if (user) return [...accm, user];
						return accm;
					}, [])}
				/>
			</>
		);
	};

	const DefaultDashboard = () => (
		<>
			<section className="flex flex-wrap gap-2 items-center -lg:justify-center lg:justify-between text-center">
				<IconCard
					onClick={() => setPage("students")}
					Icon={BsPersonFill}
					label="Students"
					value={users.filter(studentFilter).length}
					color="purple"
				/>
				<IconCard
					onClick={() => setPage("teachers")}
					Icon={BsPencilSquare}
					label="Teachers"
					value={users.filter(teacherFilter).length}
					color="purple"
				/>
				<IconCard
					Icon={BsClipboard2Data}
					label="Exams Performed"
					value={stats.filter((s) => groups.flatMap((g) => g.participants).includes(s.user)).length}
					color="purple"
				/>
				<IconCard
					Icon={BsPaperclip}
					label="Average Level"
					value={averageLevelCalculator(
						users,
						stats.filter((s) => groups.flatMap((g) => g.participants).includes(s.user)),
					).toFixed(1)}
					color="purple"
				/>
				<IconCard onClick={() => setPage("groups")} Icon={BsPeople} label="Groups" value={groups.length} color="purple" />
				<IconCard
					Icon={BsPersonCheck}
					label="User Balance"
					value={`${codes.length}/${user.corporateInformation?.companyInformation?.userAmount || 0}`}
					color="purple"
				/>
				<IconCard
					Icon={BsClock}
					label="Expiration Date"
					value={user.subscriptionExpirationDate ? moment(user.subscriptionExpirationDate).format("DD/MM/yyyy") : "Unlimited"}
					color="rose"
				/>
				<IconCard
					Icon={BsBank}
					label="Corporate"
					value={masterCorporateUserGroups.length}
					color="purple"
					onClick={() => setPage("corporate")}
				/>
				<IconCard
					Icon={BsPersonFillGear}
					label="Student Performance"
					value={users.filter(studentFilter).length}
					color="purple"
					onClick={() => setPage("studentsPerformance")}
				/>
				<IconCard
					Icon={BsDatabase}
					label="Master Statistical"
					// value={masterCorporateUserGroups.length}
					color="purple"
					onClick={() => setPage("statistical")}
				/>
				<button
					disabled={isAssignmentsLoading}
					onClick={() => setPage("assignments")}
					className="bg-white col-span-2 rounded-xl shadow p-4 flex flex-col gap-4 items-center w-96 h-52 justify-center cursor-pointer hover:shadow-xl transition ease-in-out duration-300">
					<BsEnvelopePaper className="text-6xl text-mti-purple-light" />
					<span className="flex flex-col gap-1 items-center text-xl">
						<span className="text-lg">Assignments</span>
						<span className="font-semibold text-mti-purple-light">
							{isAssignmentsLoading ? "Loading..." : assignments.filter((a) => !a.archived).length}
						</span>
					</span>
				</button>
			</section>

			<section className="grid grid-cols-1 md:grid-cols-2 gap-4 w-full justify-between">
				<div className="bg-white shadow flex flex-col rounded-xl w-full">
					<span className="p-4">Latest students</span>
					<div className="flex flex-col items-start h-96 overflow-scroll scrollbar-hide">
						{users
							.filter(studentFilter)
							.sort((a, b) => dateSorter(a, b, "desc", "registrationDate"))
							.map((x) => (
								<UserDisplay key={x.id} {...x} />
							))}
					</div>
				</div>
				<div className="bg-white shadow flex flex-col rounded-xl w-full">
					<span className="p-4">Latest teachers</span>
					<div className="flex flex-col items-start h-96 overflow-scroll scrollbar-hide">
						{users
							.filter(teacherFilter)
							.sort((a, b) => dateSorter(a, b, "desc", "registrationDate"))
							.map((x) => (
								<UserDisplay key={x.id} {...x} />
							))}
					</div>
				</div>
				<div className="bg-white shadow flex flex-col rounded-xl w-full">
					<span className="p-4">Highest level students</span>
					<div className="flex flex-col items-start h-96 overflow-scroll scrollbar-hide">
						{users
							.filter(studentFilter)
							.sort((a, b) => calculateAverageLevel(b.levels) - calculateAverageLevel(a.levels))
							.map((x) => (
								<UserDisplay key={x.id} {...x} />
							))}
					</div>
				</div>
				<div className="bg-white shadow flex flex-col rounded-xl w-full">
					<span className="p-4">Highest exam count students</span>
					<div className="flex flex-col items-start h-96 overflow-scroll scrollbar-hide">
						{users
							.filter(studentFilter)
							.sort(
								(a, b) =>
									Object.keys(groupByExam(getStatsByStudent(b))).length - Object.keys(groupByExam(getStatsByStudent(a))).length,
							)
							.map((x) => (
								<UserDisplay key={x.id} {...x} />
							))}
					</div>
				</div>
			</section>
		</>
	);

	return (
		<>
			<Modal isOpen={showModal} onClose={() => setSelectedUser(undefined)}>
				<>
					{selectedUser && (
						<div className="w-full flex flex-col gap-8">
							<UserCard
								loggedInUser={user}
								onClose={(shouldReload) => {
									setSelectedUser(undefined);
									if (shouldReload) reload();
								}}
								onViewStudents={
									selectedUser.type === "corporate" || selectedUser.type === "teacher"
										? () => {
												appendUserFilters({
													id: "view-students",
													filter: (x: User) => x.type === "student",
												});
												appendUserFilters({
													id: "belongs-to-admin",
													filter: (x: User) =>
														groups
															.filter((g) => g.admin === selectedUser.id || g.participants.includes(selectedUser.id))
															.flatMap((g) => g.participants)
															.includes(x.id),
												});

												router.push("/list/users");
										  }
										: undefined
								}
								onViewTeachers={
									selectedUser.type === "corporate" || selectedUser.type === "student"
										? () => {
												appendUserFilters({
													id: "view-teachers",
													filter: (x: User) => x.type === "teacher",
												});
												appendUserFilters({
													id: "belongs-to-admin",
													filter: (x: User) =>
														groups
															.filter((g) => g.admin === selectedUser.id || g.participants.includes(selectedUser.id))
															.flatMap((g) => g.participants)
															.includes(x.id),
												});

												router.push("/list/users");
										  }
										: undefined
								}
								user={selectedUser}
							/>
						</div>
					)}
				</>
			</Modal>
			{page === "students" && <StudentsList />}
			{page === "teachers" && <TeachersList />}
			{page === "groups" && <GroupsList />}
			{page === "corporate" && <CorporateList />}
			{page === "assignments" && <AssignmentsPage />}
			{page === "studentsPerformance" && <StudentPerformancePage />}
			{page === "statistical" && <MasterStatisticalPage />}
			{page === "" && <DefaultDashboard />}
		</>
	);
}