'use client';

import { Badge } from '@/ui/Badge';
import { Icon } from '@/ui/Icon';
import { Link } from '@/ui/Link';
import { Table, TableBody, TableCell, TableHead, TableHeader, TableRow } from '@/ui/Table';
import { Text } from '@/ui/Text';
import { Box } from '@/ui/Box';
import { Group } from '@/ui/Group';
import { Stack } from '@/ui/Stack';
import { Surface } from '@/ui/Surface';
import { PositionBadge } from '@/ui/ResultRow';
import { AlertTriangle, ExternalLink } from 'lucide-react';
import React, { ReactNode } from 'react';

type PenaltyTypeDTO =
  | 'time_penalty'
  | 'grid_penalty'
  | 'points_deduction'
  | 'disqualification'
  | 'warning'
  | 'license_points'
  | string;

interface ResultDTO {
  id: string;
  raceId: string;
  driverId: string;
  position: number;
  fastestLap: number;
  incidents: number;
  startPosition: number;
  getPositionChange(): number;
}

interface DriverDTO {
  id: string;
  name: string;
}

interface PenaltyData {
  driverId: string;
  type: PenaltyTypeDTO;
  value?: number;
}

interface RaceResultsTableProps {
  results: ResultDTO[];
  drivers: DriverDTO[];
  pointsSystem: Record<number, number>;
  fastestLapTime?: number | undefined;
  penalties?: PenaltyData[];
  currentDriverId?: string | undefined;
  isAdmin?: boolean;
  onPenaltyClick?: (driver: DriverDTO) => void;
  penaltyButtonRenderer?: (driver: DriverDTO) => ReactNode;
}

export function RaceResultsTable({
  results,
  drivers,
  pointsSystem,
  fastestLapTime,
  penalties = [],
  currentDriverId,
  isAdmin = false,
  penaltyButtonRenderer,
}: RaceResultsTableProps) {
  const getDriver = (driverId: string): DriverDTO | undefined => {
    return drivers.find((d) => d.id === driverId);
  };

  const getDriverName = (driverId: string): string => {
    const driver = getDriver(driverId);
    return driver?.name || 'Unknown Driver';
  };

  const getDriverPenalties = (driverId: string): PenaltyData[] => {
    return penalties.filter((p) => p.driverId === driverId);
  };

  const getPenaltyDescription = (penalty: PenaltyData): string => {
    const descriptions: Record<string, string> = {
      time_penalty: `+${penalty.value}s time penalty`,
      grid_penalty: `${penalty.value} place grid penalty`,
      points_deduction: `-${penalty.value} points`,
      disqualification: 'Disqualified',
      warning: 'Warning',
      license_points: `${penalty.value} license points`,
    };
    return descriptions[penalty.type] || penalty.type;
  };

  const formatLapTime = (seconds: number): string => {
    const minutes = Math.floor(seconds / 60);
    const secs = (seconds % 60).toFixed(3);
    return `${minutes}:${secs.padStart(6, '0')}`;
  };

  const getPoints = (position: number): number => {
    return pointsSystem[position] || 0;
  };

  const getPositionChangeVariant = (change: number): 'success' | 'warning' | 'low' => {
    if (change > 0) return 'success';
    if (change < 0) return 'warning';
    return 'low';
  };

  const getPositionChangeText = (change: number): string => {
    if (change > 0) return `+${change}`;
    if (change < 0) return `${change}`;
    return '0';
  };

  if (results.length === 0) {
    return (
      <Box textAlign="center" paddingY={8}>
        <Text variant="low">No results available</Text>
      </Box>
    );
  }

  return (
    <Box overflowX="auto">
      <Table>
        <TableHead>
          <TableRow>
            <TableHeader>Pos</TableHeader>
            <TableHeader>Driver</TableHeader>
            <TableHeader>Fastest Lap</TableHeader>
            <TableHeader>Incidents</TableHeader>
            <TableHeader>Points</TableHeader>
            <TableHeader>+/-</TableHeader>
            <TableHeader>Penalties</TableHeader>
            {isAdmin && <TableHeader textAlign="right">Actions</TableHeader>}
          </TableRow>
        </TableHead>
        <TableBody>
          {results.map((result) => {
            const positionChange = result.getPositionChange();
            const isFastestLap =
              typeof fastestLapTime === 'number' && result.fastestLap === fastestLapTime;
            const driverPenalties = getDriverPenalties(result.driverId);
            const driver = getDriver(result.driverId);
            const isCurrentUser = currentDriverId === result.driverId;

            return (
              <TableRow
                key={result.id}
                variant={isCurrentUser ? 'highlight' : 'default'}
              >
                <TableCell>
                  <PositionBadge position={result.position} />
                </TableCell>
                <TableCell>
                  <Group gap={3}>
                    {driver ? (
                      <React.Fragment>
                        <Surface
                          variant={isCurrentUser ? 'gradient-blue' : 'muted'}
                          rounded="full"
                          width="2rem"
                          height="2rem"
                          display="flex"
                          alignItems="center"
                          justifyContent="center"
                          flexShrink={0}
                          border={isCurrentUser ? '2px solid var(--ui-color-intent-primary)' : true}
                        >
                          <Text
                            size="sm"
                            weight="bold"
                            variant={isCurrentUser ? 'primary' : 'low'}
                          >
                            {driver.name.charAt(0)}
                          </Text>
                        </Surface>
                        <Link
                          href={`/drivers/${driver.id}`}
                          variant={isCurrentUser ? 'primary' : 'inherit'}
                        >
                          <Group gap={1.5}>
                            <Text weight={isCurrentUser ? 'semibold' : 'normal'}>{driver.name}</Text>
                            {isCurrentUser && (
                              <Badge variant="primary" size="sm">You</Badge>
                            )}
                            <Icon icon={ExternalLink} size={3} intent="low" />
                          </Group>
                        </Link>
                      </React.Fragment>
                    ) : (
                      <Text variant="high">{getDriverName(result.driverId)}</Text>
                    )}
                  </Group>
                </TableCell>
                <TableCell>
                  <Text variant={isFastestLap ? 'success' : 'high'} weight={isFastestLap ? 'medium' : 'normal'}>
                    {formatLapTime(result.fastestLap)}
                  </Text>
                </TableCell>
                <TableCell>
                  <Text variant={result.incidents > 0 ? 'warning' : 'high'}>
                    {result.incidents}×
                  </Text>
                </TableCell>
                <TableCell>
                  <Text variant="high" weight="medium">
                    {getPoints(result.position)}
                  </Text>
                </TableCell>
                <TableCell>
                  <Text weight="medium" variant={getPositionChangeVariant(positionChange)}>
                    {getPositionChangeText(positionChange)}
                  </Text>
                </TableCell>
                <TableCell>
                  {driverPenalties.length > 0 ? (
                    <Stack gap={1}>
                      {driverPenalties.map((penalty, idx) => (
                        <Group key={idx} gap={1.5}>
                          <Icon icon={AlertTriangle} size={3} intent="critical" />
                          <Text size="xs" variant="critical">{getPenaltyDescription(penalty)}</Text>
                        </Group>
                      ))}
                    </Stack>
                  ) : (
                    <Text variant="low">—</Text>
                  )}
                </TableCell>
                {isAdmin && (
                  <TableCell textAlign="right">
                    {driver && penaltyButtonRenderer && penaltyButtonRenderer(driver)}
                  </TableCell>
                )}
              </TableRow>
            );
          })}
        </TableBody>
      </Table>
    </Box>
  );
}