import { Box, Text, Popover, Card } from "@mantine/core";
import { usePlayerBadges, useAllBadges } from "../queries";
import { useAuth } from "@/contexts/auth-context";
import { Badge, BadgeProgress } from "../types";
import { useMemo } from "react";

interface BadgeShowcaseProps {
  playerId: string;
}

interface BadgeDisplay {
  badge: Badge;
  progress?: BadgeProgress;
  earned: boolean;
  progressText: string;
}

const BadgeShowcase = ({ playerId }: BadgeShowcaseProps) => {
  const { user } = useAuth();
  const { data: badgeProgress } = usePlayerBadges(playerId);
  const { data: allBadges } = useAllBadges();

  const isCurrentUser = user?.id === playerId;

  const badgesToDisplay = useMemo(() => {
    const displays: BadgeDisplay[] = [];

    if (isCurrentUser) {
      for (const badge of allBadges) {
        const progress = badgeProgress.find(bp => bp.badge.id === badge.id);
        const earned = progress?.earned || false;

        if (badge.type === 'manual' && !earned) {
          continue;
        }

        let progressText = "";
        if (progress) {
          const target = getTargetProgress(badge);
          progressText = `${progress.progress} / ${target}`;
        } else {
          const target = getTargetProgress(badge);
          progressText = `0 / ${target}`;
        }

        displays.push({
          badge,
          progress,
          earned,
          progressText,
        });
      }

      displays.sort((a, b) => {
        if (a.earned && !b.earned) return -1;
        if (!a.earned && b.earned) return 1;
        return a.badge.order - b.badge.order;
      });
    } else {
      const earnedProgress = badgeProgress.filter(bp => bp.earned);
      for (const progress of earnedProgress) {
        const badge: Badge = {
          ...progress.badge,
          criteria: {},
          created: progress.created,
          updated: progress.updated,
        };

        const target = getTargetProgress(badge);
        displays.push({
          badge,
          progress,
          earned: true,
          progressText: `${progress.progress} / ${target}`,
        });
      }

      displays.sort((a, b) => a.badge.order - b.badge.order);
    }

    return displays;
  }, [allBadges, badgeProgress, isCurrentUser]);

  if (badgesToDisplay.length === 0) {
    return null;
  }

  return (
    <Box px="md" mb="lg">
      <Card
        withBorder
        radius="md"
        p={0}
      >
        <Box
          p="md"
          style={{
            background: 'light-dark(var(--mantine-color-gray-1), var(--mantine-color-dark-6))',
            borderBottom: '1px solid light-dark(var(--mantine-color-gray-3), var(--mantine-color-dark-4))'
          }}
        >
          <Text size="sm" fw={600} tt="uppercase" c="dimmed" style={{ letterSpacing: '0.5px' }}>
            Badges
          </Text>
        </Box>

        <Box
          p="md"
          mah={120}
          style={{
            display: 'grid',
            gridTemplateColumns: 'repeat(auto-fill, minmax(110px, 1fr))',
            gap: 'var(--mantine-spacing-sm)',
            overflow: 'scroll',
          }}
        >
          {badgesToDisplay.map((display) => (
            <Popover key={display.badge.id} width={220} position="bottom" withArrow shadow="md">
              <Popover.Target>
                <Card
                  withBorder
                  padding="sm"
                  radius="md"
                  shadow={display.earned ? "xs" : undefined}
                  style={(theme) => ({
                    opacity: display.earned ? 1 : 0.35,
                    cursor: "pointer",
                    transition: 'all 0.2s ease',
                    minHeight: 70,
                    display: 'flex',
                    alignItems: 'center',
                    justifyContent: 'center',
                    borderStyle: display.earned ? 'solid' : 'dashed',
                    ':hover': {
                      transform: display.earned ? 'translateY(-2px)' : 'none',
                      boxShadow: display.earned ? theme.shadows.sm : undefined,
                    },
                  })}
                >
                  <Text
                    size="xs"
                    ta="center"
                    fw={display.earned ? 600 : 500}
                    c={display.earned ? undefined : "dimmed"}
                    style={{ lineHeight: 1.3 }}
                  >
                    {display.badge.name}
                  </Text>
                </Card>
              </Popover.Target>
              <Popover.Dropdown>
                <Box>
                  <Text size="xs" fw={600} mb={4}>
                    {display.badge.name}
                  </Text>
                  <Text size="xs" mb={4}>
                    {display.badge.description}
                  </Text>
                  {isCurrentUser && (
                    <Text size="xs" c="dimmed">
                      Progress: {display.progressText}
                    </Text>
                  )}
                </Box>
              </Popover.Dropdown>
            </Popover>
          ))}
        </Box>
      </Card>
    </Box>
  );
};

function getTargetProgress(badge: Badge): number {
  const criteria = badge.criteria;
  return (
    criteria.matches_played ||
    criteria.tournament_wins ||
    criteria.tournaments_attended ||
    criteria.overtime_matches ||
    criteria.overtime_wins ||
    criteria.consecutive_wins ||
    1
  );
}

export default BadgeShowcase;