import React, { memo } from 'react';
import {
  Pressable,
  StyleSheet,
  Text,
  View,
} from 'react-native';
import { Icon } from '../../../components/Icon';
import LinearGradient from 'react-native-linear-gradient';
import Animated, {
  Extrapolation,
  interpolate,
  SharedValue,
  useAnimatedStyle,
  useSharedValue,
  withTiming,
} from 'react-native-reanimated';

import type { BankCard } from '../../../types/app';
import { getCardStatusLabel } from '../utils/cardCopy';
import { fontFamily } from '../../../theme';

interface CardItemProps {
  card: BankCard;
  index: number;
  scrollX: SharedValue<number>;
  cardWidth: number;
  itemSize: number;
  height?: number;
}

const CardItemComponent = ({
  card,
  index,
  scrollX,
  cardWidth,
  itemSize,
  height = 220,
}: CardItemProps) => {
  const flipProgress = useSharedValue(0);
  const statusLabel = getCardStatusLabel(card);
  const statusColor =
    card.status === 'blocked'
      ? '#FFB3BC'
      : card.controls.frozen
        ? '#FFE08C'
        : '#C8FACC';

  const toggleFlip = () => {
    flipProgress.value = withTiming(flipProgress.value === 0 ? 1 : 0, { duration: 420 });
  };

  const carouselStyle = useAnimatedStyle(() => {
    const inputRange = [(index - 1) * itemSize, index * itemSize, (index + 1) * itemSize];

    return {
      transform: [
        {
          scale: interpolate(scrollX.value, inputRange, [0.92, 1, 0.92], Extrapolation.CLAMP),
        },
        {
          translateY: interpolate(scrollX.value, inputRange, [12, 0, 12], Extrapolation.CLAMP),
        },
      ],
      opacity: interpolate(scrollX.value, inputRange, [0.72, 1, 0.72], Extrapolation.CLAMP),
    };
  });

  const frontStyle = useAnimatedStyle(() => ({
    transform: [
      { perspective: 1200 },
      { rotateY: `${interpolate(flipProgress.value, [0, 1], [0, 180])}deg` },
    ],
  }));

  const backStyle = useAnimatedStyle(() => ({
    transform: [
      { perspective: 1200 },
      { rotateY: `${interpolate(flipProgress.value, [0, 1], [180, 360])}deg` },
    ],
  }));

  return (
    <Animated.View style={[styles.frame, carouselStyle, { width: cardWidth, height }]}>
      <Pressable style={styles.flex} onPress={toggleFlip}>
        <Animated.View style={[styles.face, frontStyle]}>
          <LinearGradient colors={card.themeColors} style={styles.gradient}>
            <View style={styles.headerRow}>
              <View>
                <Text style={styles.brandName}>CBS Bank</Text>
                <Text style={styles.cardMeta}>{card.type.toUpperCase()} CARD</Text>
              </View>
              <View style={styles.statusBadge}>
                <View style={[styles.statusDot, { backgroundColor: statusColor }]} />
                <Text style={styles.statusBadgeText}>{statusLabel}</Text>
              </View>
            </View>

            <View style={styles.centerBlock}>
              <Text style={styles.cardName}>{card.name}</Text>
              <Text style={styles.cardNumber}>{card.maskedNumber}</Text>
              <Text style={styles.holderName}>{card.cardholderName}</Text>
            </View>

            <View style={styles.footerRow}>
              <View>
                <Text style={styles.footerLabel}>VALID THRU</Text>
                <Text style={styles.footerValue}>{card.expiry}</Text>
              </View>
              <View>
                <Text style={styles.footerLabel}>NETWORK</Text>
                <Text style={styles.footerValue}>{card.network}</Text>
              </View>
              <View style={styles.flipHint}>
                <Icon name="sync-outline" size={14} color="rgba(255,255,255,0.85)" />
                <Text style={styles.flipText}>Flip</Text>
              </View>
            </View>
          </LinearGradient>
        </Animated.View>

        <Animated.View style={[styles.face, styles.backFace, backStyle]}>
          <LinearGradient
            colors={[card.themeColors[2], card.themeColors[1], card.themeColors[0]]}
            style={styles.gradient}
          >
            <View style={styles.magneticStrip} />
            <View style={styles.backSection}>
              <Text style={styles.backLabel}>PRIMARY LINKED ACCOUNT</Text>
              <Text style={styles.backValue}>{card.primaryLinkedAccountId}</Text>
            </View>
            <View style={styles.backGrid}>
              <View style={styles.backCell}>
                <Text style={styles.backLabel}>DAILY LIMIT</Text>
                <Text style={styles.backValue}>Rs {card.limits.daily.toLocaleString('en-IN')}</Text>
              </View>
              <View style={styles.backCell}>
                <Text style={styles.backLabel}>LINKED ACCOUNTS</Text>
                <Text style={styles.backValue}>{card.linkedAccountIds.length}</Text>
              </View>
            </View>
            <View style={styles.backFooter}>
              <Text style={styles.backSupport}>24x7 card care · 1800 100 2244</Text>
              <Text style={styles.backSupport}>Tap card again to return</Text>
            </View>
          </LinearGradient>
        </Animated.View>
      </Pressable>
    </Animated.View>
  );
};

const styles = StyleSheet.create({
  flex: {
    flex: 1,
  },
  frame: {
    overflow: 'visible',
  },
  face: {
    ...StyleSheet.absoluteFillObject,
    backfaceVisibility: 'hidden',
  },
  backFace: {
    zIndex: 2,
  },
  gradient: {
    flex: 1,
    borderRadius: 28,
    padding: 22,
    justifyContent: 'space-between',
    overflow: 'hidden',
  },
  headerRow: {
    flexDirection: 'row',
    justifyContent: 'space-between',
    alignItems: 'flex-start',
    gap: 12,
  },
  brandName: {
    color: 'white',
    fontSize: 18,
    fontFamily: fontFamily.bold,
    letterSpacing: -0.3,
  },
  cardMeta: {
    color: 'rgba(255,255,255,0.72)',
    fontSize: 10,
    fontFamily: fontFamily.bold,
    letterSpacing: 1.1,
    marginTop: 2,
  },
  statusBadge: {
    flexDirection: 'row',
    alignItems: 'center',
    gap: 8,
    borderRadius: 999,
    paddingHorizontal: 12,
    paddingVertical: 8,
    backgroundColor: 'rgba(255,255,255,0.14)',
  },
  statusDot: {
    width: 8,
    height: 8,
    borderRadius: 4,
  },
  statusBadgeText: {
    color: 'white',
    fontSize: 11,
    fontFamily: fontFamily.bold,
  },
  centerBlock: {
    gap: 10,
  },
  cardName: {
    color: 'rgba(255,255,255,0.82)',
    fontSize: 12,
    fontFamily: fontFamily.bold,
    letterSpacing: 0.1,
  },
  cardNumber: {
    color: 'white',
    fontSize: 28,
    fontFamily: fontFamily.bold,
    letterSpacing: 2,
  },
  holderName: {
    color: 'rgba(255,255,255,0.92)',
    fontSize: 14,
    fontFamily: fontFamily.bold,
    letterSpacing: 0.6,
  },
  footerRow: {
    flexDirection: 'row',
    justifyContent: 'space-between',
    alignItems: 'flex-end',
    gap: 12,
  },
  footerLabel: {
    color: 'rgba(255,255,255,0.68)',
    fontSize: 9,
    fontFamily: fontFamily.bold,
    letterSpacing: 1,
  },
  footerValue: {
    color: 'white',
    fontSize: 13,
    fontFamily: fontFamily.bold,
    marginTop: 4,
  },
  flipHint: {
    flexDirection: 'row',
    alignItems: 'center',
    gap: 6,
  },
  flipText: {
    color: 'rgba(255,255,255,0.9)',
    fontSize: 12,
    fontFamily: fontFamily.bold,
  },
  magneticStrip: {
    height: 42,
    marginHorizontal: -22,
    backgroundColor: 'rgba(7, 19, 33, 0.8)',
  },
  backSection: {
    gap: 6,
  },
  backGrid: {
    flexDirection: 'row',
    gap: 12,
  },
  backCell: {
    flex: 1,
    gap: 6,
    padding: 14,
    borderRadius: 16,
    backgroundColor: 'rgba(255,255,255,0.12)',
  },
  backLabel: {
    color: 'rgba(255,255,255,0.68)',
    fontSize: 10,
    fontFamily: fontFamily.bold,
    letterSpacing: 0.9,
  },
  backValue: {
    color: 'white',
    fontSize: 14,
    fontFamily: fontFamily.bold,
  },
  backFooter: {
    gap: 6,
  },
  backSupport: {
    color: 'rgba(255,255,255,0.82)',
    fontSize: 12,
    fontFamily: fontFamily.semibold,
  },
});

export const CardItem = memo(CardItemComponent);