import {
    flexRender,
    getCoreRowModel,
    getFilteredRowModel,
    getPaginationRowModel,
    getSortedRowModel,
    createColumnHelper,
    useReactTable,
} from '@tanstack/react-table';
import { ArrowDown, ArrowUp, ArrowUpDown } from 'lucide-react';
import { useEffect, useMemo, useState } from 'react';
import { Button } from '@/components/ui/button';
import { Input } from '@/components/ui/input';
import { Label } from '@/components/ui/label';
import {
    Table,
    TableBody,
    TableCell,
    TableHead,
    TableHeader,
    TableRow,
} from '@/components/ui/table';
import {
    formatAppDateOrDash,
    formatMoneyAmountOrDash,
    formatPurchaseCurrencyLabel,
    formatPurchaseMoneyOrDash,
} from '@/lib/dates';

const columnHelper = createColumnHelper();

function SortButton({ column, children }) {
    const sorted = column.getIsSorted();

    return (
        <Button
            type="button"
            variant="ghost"
            size="sm"
            className="-ms-2 h-8 font-medium"
            onClick={column.getToggleSortingHandler()}
        >
            {children}
            {sorted === 'asc' ? (
                <ArrowUp className="ms-1 size-4 opacity-70" />
            ) : sorted === 'desc' ? (
                <ArrowDown className="ms-1 size-4 opacity-70" />
            ) : (
                <ArrowUpDown className="text-muted-foreground ms-1 size-4 opacity-50" />
            )}
        </Button>
    );
}

export function SupplierAccountPaymentsDataTable({
    payments,
    labels,
    locale = 'en',
    onOpenPurchaseById,
}) {
    const [sorting, setSorting] = useState([{ id: 'paid_at', desc: true }]);
    const [globalFilter, setGlobalFilter] = useState('');
    const [pagination, setPagination] = useState({
        pageIndex: 0,
        pageSize: 10,
    });

    useEffect(() => {
        setPagination((prev) => ({ ...prev, pageIndex: 0 }));
    }, [globalFilter, sorting]);

    const columns = useMemo(
        () => [
            columnHelper.display({
                id: 'serial',
                header: labels.colSerial,
                cell: ({ row, table }) => {
                    const { pageIndex, pageSize } = table.getState().pagination;
                    return (
                        <span className="text-muted-foreground tabular-nums">
                            {pageIndex * pageSize + row.index + 1}
                        </span>
                    );
                },
                enableSorting: false,
                enableGlobalFilter: false,
            }),
            columnHelper.accessor('paid_at', {
                id: 'paid_at',
                header: ({ column }) => (
                    <SortButton column={column}>{labels.colDate}</SortButton>
                ),
                cell: (info) => formatAppDateOrDash(info.getValue(), locale),
            }),
            columnHelper.accessor('payment_type', {
                header: labels.colPaymentType,
                cell: (info) =>
                    info.getValue() === 'purchase'
                        ? labels.paymentTypePurchase
                        : labels.paymentTypeOverall,
                enableSorting: false,
            }),
            columnHelper.accessor('purchase_bill_number', {
                header: ({ column }) => (
                    <SortButton column={column}>{labels.colBillNumber}</SortButton>
                ),
                cell: ({ row }) => {
                    const r = row.original;

                    if (r.purchase_id && r.purchase_bill_number) {
                        return (
                            <button
                                type="button"
                                onClick={() => onOpenPurchaseById?.(r.purchase_id)}
                                className="text-primary text-start font-medium underline-offset-4 hover:underline"
                            >
                                {r.purchase_bill_number}
                            </button>
                        );
                    }

                    return r.purchase_bill_number || '—';
                },
            }),
            columnHelper.accessor('currency', {
                header: ({ column }) => (
                    <SortButton column={column}>{labels.colCurrency}</SortButton>
                ),
                cell: (info) => formatPurchaseCurrencyLabel(info.getValue(), locale),
            }),
            columnHelper.display({
                id: 'amount',
                header: labels.colAmount,
                enableSorting: false,
                cell: ({ row }) => {
                    const payment = row.original;
                    const crossCurrency = payment.currency !== payment.bill_currency;
                    const billAmount = payment.display_amount ?? payment.bill_amount ?? payment.amount;

                    return (
                        <div className="space-y-0.5">
                            <span className="tabular-nums font-medium">
                                {formatPurchaseMoneyOrDash(
                                    billAmount,
                                    payment.bill_currency,
                                    locale,
                                )}
                            </span>
                            {crossCurrency ? (
                                <span className="text-muted-foreground block text-xs tabular-nums">
                                    {labels.cashPaidLabel}:{' '}
                                    {formatPurchaseMoneyOrDash(
                                        payment.amount,
                                        payment.currency,
                                        locale,
                                    )}
                                </span>
                            ) : null}
                        </div>
                    );
                },
            }),
            columnHelper.accessor('allocated_amount', {
                header: ({ column }) => (
                    <SortButton column={column}>{labels.colAllocated}</SortButton>
                ),
                cell: (info) => (
                    <span className="tabular-nums">
                        {formatMoneyAmountOrDash(info.getValue(), locale)}
                    </span>
                ),
            }),
            columnHelper.accessor('unallocated_amount', {
                header: ({ column }) => (
                    <SortButton column={column}>{labels.colUnallocated}</SortButton>
                ),
                cell: (info) => (
                    <span className="tabular-nums">
                        {formatMoneyAmountOrDash(info.getValue(), locale)}
                    </span>
                ),
            }),
            columnHelper.accessor('notes', {
                header: labels.colNotes,
                cell: (info) => (
                    <span className="max-w-xs whitespace-normal text-sm">
                        {info.getValue() || '—'}
                    </span>
                ),
                enableSorting: false,
            }),
        ],
        [labels, locale, onOpenPurchaseById],
    );

    // eslint-disable-next-line react-hooks/incompatible-library -- TanStack Table API is not memoization-safe
    const table = useReactTable({
        data: payments,
        columns,
        state: { sorting, globalFilter, pagination },
        onSortingChange: setSorting,
        onGlobalFilterChange: setGlobalFilter,
        onPaginationChange: setPagination,
        getCoreRowModel: getCoreRowModel(),
        getSortedRowModel: getSortedRowModel(),
        getFilteredRowModel: getFilteredRowModel(),
        getPaginationRowModel: getPaginationRowModel(),
        globalFilterFn: (row, _columnId, filterValue) => {
            const q = String(filterValue ?? '').toLowerCase().trim();
            if (!q) {
                return true;
            }

            const r = row.original;
            const typeLabel =
                r.payment_type === 'purchase'
                    ? labels.paymentTypePurchase
                    : labels.paymentTypeOverall;

            return [
                r.purchase_bill_number,
                r.currency,
                r.notes,
                typeLabel,
                formatAppDateOrDash(r.paid_at, locale),
                formatPurchaseCurrencyLabel(r.currency, locale),
            ]
                .filter(Boolean)
                .some((field) => String(field).toLowerCase().includes(q));
        },
    });

    const pageCount = table.getPageCount();
    const pageIndex = table.getState().pagination.pageIndex;
    const pageSize = table.getState().pagination.pageSize;
    const summaryText = labels.paginationSummary
        .replace('{page}', String(pageIndex + 1))
        .replace('{pages}', String(Math.max(pageCount, 1)));

    return (
        <div className="space-y-4">
            <div className="flex max-w-sm flex-col gap-2">
                <Input
                    type="search"
                    value={globalFilter ?? ''}
                    onChange={(e) => setGlobalFilter(e.target.value)}
                    placeholder={labels.paymentsSearchPlaceholder}
                    className="h-9"
                />
            </div>

            <Table>
                <TableHeader>
                    {table.getHeaderGroups().map((headerGroup) => (
                        <TableRow key={headerGroup.id}>
                            {headerGroup.headers.map((header) => (
                                <TableHead key={header.id}>
                                    {header.isPlaceholder
                                        ? null
                                        : flexRender(
                                              header.column.columnDef.header,
                                              header.getContext(),
                                          )}
                                </TableHead>
                            ))}
                        </TableRow>
                    ))}
                </TableHeader>
                <TableBody>
                    {table.getRowModel().rows.length === 0 ? (
                        <TableRow>
                            <TableCell
                                colSpan={columns.length}
                                className="text-muted-foreground h-24 text-center"
                            >
                                {labels.noPayments}
                            </TableCell>
                        </TableRow>
                    ) : (
                        table.getRowModel().rows.map((row) => (
                            <TableRow key={row.id}>
                                {row.getVisibleCells().map((cell) => (
                                    <TableCell
                                        key={cell.id}
                                        className="whitespace-normal align-middle"
                                    >
                                        {flexRender(
                                            cell.column.columnDef.cell,
                                            cell.getContext(),
                                        )}
                                    </TableCell>
                                ))}
                            </TableRow>
                        ))
                    )}
                </TableBody>
            </Table>

            {payments.length > 0 ? (
                <div className="flex flex-col gap-4 border-t border-border pt-4 sm:flex-row sm:items-center sm:justify-between">
                    <div className="flex flex-wrap items-center gap-2">
                        <Label
                            htmlFor="supplier-account-payments-page-size"
                            className="text-muted-foreground whitespace-nowrap text-sm"
                        >
                            {labels.rowsPerPage}
                        </Label>
                        <select
                            id="supplier-account-payments-page-size"
                            className="border-input bg-background h-9 rounded-md border px-2 text-sm shadow-xs outline-none focus-visible:border-ring focus-visible:ring-[3px] focus-visible:ring-ring/50"
                            value={pageSize}
                            onChange={(e) => {
                                setPagination({
                                    pageIndex: 0,
                                    pageSize: Number(e.target.value),
                                });
                            }}
                        >
                            {[5, 10, 25, 50].map((n) => (
                                <option key={n} value={n}>
                                    {n}
                                </option>
                            ))}
                        </select>
                    </div>
                    <div className="flex flex-wrap items-center gap-2">
                        <Button
                            type="button"
                            variant="outline"
                            size="sm"
                            onClick={() => table.previousPage()}
                            disabled={!table.getCanPreviousPage()}
                        >
                            {labels.paginationPrevious}
                        </Button>
                        <span className="text-muted-foreground min-w-[8rem] text-center text-sm tabular-nums">
                            {summaryText}
                        </span>
                        <Button
                            type="button"
                            variant="outline"
                            size="sm"
                            onClick={() => table.nextPage()}
                            disabled={!table.getCanNextPage()}
                        >
                            {labels.paginationNext}
                        </Button>
                    </div>
                </div>
            ) : null}
        </div>
    );
}