import { Colors } from '@/constants/Colors';
import { useColorScheme } from '@/hooks/useColorScheme';
import { LinearGradient } from 'expo-linear-gradient';
import React from 'react';
import {
  Modal,
  ScrollView,
  StyleSheet,
  Text,
  TouchableOpacity,
  View
} from 'react-native';

interface StressAnalysisModalProps {
  visible: boolean;
  onClose: () => void;
  hrvValue: number;
  updateTime: Date;
}

export function StressAnalysisModal({ visible, onClose, hrvValue, updateTime }: StressAnalysisModalProps) {
  const colorScheme = useColorScheme();
  const colors = Colors[colorScheme ?? 'light'];

  // 模拟30天HRV数据
  const hrvData = {
    goodEvents: { percentage: 26, count: 53, range: '>80毫秒' },
    energetic: { percentage: 47, count: 97, range: '43-80毫秒' },
    stressed: { percentage: 27, count: 56, range: '<43毫秒' },
  };



  return (
    <Modal
      visible={visible}
      animationType="slide"
      presentationStyle="pageSheet"
      onRequestClose={onClose}
    >
      <LinearGradient
        colors={[colors.backgroundGradientStart, colors.backgroundGradientEnd]}
        style={styles.modalContainer}
        start={{ x: 0, y: 0 }}
        end={{ x: 0, y: 1 }}
      >
        <ScrollView style={styles.content} showsVerticalScrollIndicator={false}>
          {/* 标题 */}
          <Text style={styles.title}>压力情况分析</Text>


          {/* 最近30天HRV情况 */}
          <Text style={styles.sectionTitle}>最近30天HRV情况</Text>

          {/* 彩色横条图 */}
          <View style={styles.chartContainer}>
            <View style={styles.colorBar}>
              <LinearGradient
                colors={['#10B981', '#3B82F6', '#F59E0B']}
                start={{ x: 0, y: 0 }}
                end={{ x: 1, y: 0 }}
                style={styles.gradientBar}
              />
            </View>
            <View style={styles.legend}>
              <View style={styles.legendItem}>
                <View style={[styles.legendDot, { backgroundColor: '#10B981' }]} />
                <Text style={styles.legendText}>好事发生</Text>
              </View>
              <View style={styles.legendItem}>
                <View style={[styles.legendDot, { backgroundColor: '#3B82F6' }]} />
                <Text style={styles.legendText}>活力满满</Text>
              </View>
              <View style={styles.legendItem}>
                <View style={[styles.legendDot, { backgroundColor: '#F59E0B' }]} />
                <Text style={styles.legendText}>鸭梨山大</Text>
              </View>
            </View>
          </View>

          {/* 数据统计卡片 */}
          <View style={styles.statsCard}>
            {/* 好事发生 & 活力满满 */}
            <View style={styles.statsRow}>
              <View style={styles.statItem}>
                <Text style={[styles.statTitle, { color: '#10B981' }]}>好事发生</Text>
                <Text style={styles.statPercentage}>{hrvData.goodEvents.percentage}%</Text>
                <View style={styles.statDetails}>
                  <Text style={styles.statRange}>❤️ {hrvData.goodEvents.range}</Text>
                </View>
                <Text style={styles.statCount}>{hrvData.goodEvents.count}次</Text>
              </View>

              <View style={styles.statItem}>
                <Text style={[styles.statTitle, { color: '#3B82F6' }]}>活力满满</Text>
                <Text style={styles.statPercentage}>{hrvData.energetic.percentage}%</Text>
                <View style={styles.statDetails}>
                  <Text style={styles.statRange}>❤️ {hrvData.energetic.range}</Text>
                </View>
                <Text style={styles.statCount}>{hrvData.energetic.count}次</Text>
              </View>
            </View>

            {/* 鸭梨山大 */}
            <View style={styles.statItem}>
              <Text style={[styles.statTitle, { color: '#F59E0B' }]}>鸭梨山大</Text>
              <Text style={styles.statPercentage}>{hrvData.stressed.percentage}%</Text>
              <View style={styles.statDetails}>
                <Text style={styles.statRange}>❤️ {hrvData.stressed.range}</Text>
              </View>
              <Text style={styles.statCount}>{hrvData.stressed.count}次</Text>
            </View>
          </View>
        </ScrollView>

        {/* 底部继续按钮 */}
        <View style={styles.bottomContainer}>
          <TouchableOpacity style={styles.continueButton} onPress={onClose}>
            <View style={styles.buttonBackground}>
              <Text style={styles.buttonText}>继续</Text>
            </View>
          </TouchableOpacity>
          <View style={styles.homeIndicator} />
        </View>
      </LinearGradient>
    </Modal>
  );
}

const styles = StyleSheet.create({
  modalContainer: {
    flex: 1,
  },
  content: {
    flex: 1,
    paddingHorizontal: 20,
  },
  title: {
    fontSize: 24,
    fontWeight: '800',
    color: '#111827',
    textAlign: 'center',
    marginTop: 20,
    marginBottom: 32,
  },

  sectionTitle: {
    fontSize: 22,
    fontWeight: '800',
    color: '#111827',
    marginBottom: 20,
  },
  chartContainer: {
    marginBottom: 32,
  },
  colorBar: {
    height: 16,
    borderRadius: 8,
    overflow: 'hidden',
    marginBottom: 16,
  },
  gradientBar: {
    flex: 1,
  },
  legend: {
    flexDirection: 'row',
    justifyContent: 'space-around',
  },
  legendItem: {
    flexDirection: 'row',
    alignItems: 'center',
  },
  legendDot: {
    width: 12,
    height: 12,
    borderRadius: 6,
    marginRight: 6,
  },
  legendText: {
    fontSize: 14,
    fontWeight: '600',
    color: '#374151',
  },
  statsCard: {
    backgroundColor: '#FFFFFF',
    borderRadius: 16,
    padding: 20,
    marginBottom: 32,
    shadowColor: '#000',
    shadowOffset: {
      width: 0,
      height: 2,
    },
    shadowOpacity: 0.05,
    shadowRadius: 8,
    elevation: 2,
  },
  statsRow: {
    flexDirection: 'row',
    gap: 20,
    marginBottom: 24,
  },
  statItem: {
    flex: 1,
  },
  statTitle: {
    fontSize: 16,
    fontWeight: '700',
    marginBottom: 8,
  },
  statPercentage: {
    fontSize: 36,
    fontWeight: '800',
    color: '#111827',
    marginBottom: 4,
  },
  statDetails: {
    marginBottom: 4,
  },
  statRange: {
    fontSize: 14,
    fontWeight: '600',
    color: '#DC2626',
    backgroundColor: '#FEE2E2',
    paddingHorizontal: 8,
    paddingVertical: 3,
    borderRadius: 10,
    alignSelf: 'flex-start',
  },
  statCount: {
    fontSize: 16,
    fontWeight: '600',
    color: '#6B7280',
  },
  bottomContainer: {
    paddingHorizontal: 20,
    paddingBottom: 34,
  },
  continueButton: {
    borderRadius: 25,
    overflow: 'hidden',
    marginBottom: 8,
  },
  buttonGradient: {
    paddingVertical: 18,
    alignItems: 'center',
    justifyContent: 'center',
  },
  buttonBackground: {
    backgroundColor: Colors.light.accentGreen, // 应用主色调
    paddingVertical: 18,
    alignItems: 'center',
    justifyContent: 'center',
  },
  buttonText: {
    fontSize: 18,
    fontWeight: '700',
    color: '#192126', // 主色调上的文字颜色
  },
  homeIndicator: {
    width: 134,
    height: 5,
    backgroundColor: '#000',
    borderRadius: 3,
    alignSelf: 'center',
  },
});