feat(ai报告): 新增AI健康报告画廊功能，支持报告生成、保存与分享

2025-12-02 14:40:45 +08:00
parent be0dd750eb
commit 5b46104564
5 changed files with 905 additions and 37 deletions
--- a/app/gallery/index.tsx
+++ b/app/gallery/index.tsx
@@ -0,0 +1,687 @@
+import { HeaderBar } from '@/components/ui/HeaderBar';
+import { useMembershipModal } from '@/contexts/MembershipModalContext';
+import { useAuthGuard } from '@/hooks/useAuthGuard';
+import { useVipService } from '@/hooks/useVipService';
+import { AiReportRecord, generateAiReport, getAiReportHistory } from '@/services/aiReport';
+import { getAuthToken } from '@/services/api';
+import { Toast } from '@/utils/toast.utils';
+import { Ionicons } from '@expo/vector-icons';
+import dayjs from 'dayjs';
+import * as FileSystem from 'expo-file-system/legacy';
+import { GlassView, isLiquidGlassAvailable } from 'expo-glass-effect';
+import { Image as ExpoImage } from 'expo-image';
+import { LinearGradient } from 'expo-linear-gradient';
+import * as MediaLibrary from 'expo-media-library';
+import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import {
+  ActivityIndicator,
+  Animated,
+  Platform,
+  Pressable,
+  RefreshControl,
+  ScrollView,
+  Share,
+  StatusBar,
+  StyleSheet,
+  Text,
+  TouchableOpacity,
+  View,
+  useWindowDimensions
+} from 'react-native';
+import { useSafeAreaInsets } from 'react-native-safe-area-context';
+
+export default function GalleryScreen() {
+  const { t, i18n } = useTranslation();
+  const insets = useSafeAreaInsets();
+  const { ensureLoggedIn } = useAuthGuard();
+  const { checkServiceAccess } = useVipService();
+  const { openMembershipModal } = useMembershipModal();
+  const { width: screenWidth, height: screenHeight } = useWindowDimensions();
+
+  // 报告历史列表
+  const [reports, setReports] = useState<AiReportRecord[]>([]);
+  const [isLoading, setIsLoading] = useState(true);
+  const [isRefreshing, setIsRefreshing] = useState(false);
+  const [page, setPage] = useState(1);
+  const [hasMore, setHasMore] = useState(true);
+  const [isLoadingMore, setIsLoadingMore] = useState(false);
+
+  const [isGeneratingReport, setIsGeneratingReport] = useState(false);
+  const [reportImageUrl, setReportImageUrl] = useState<string | null>(null);
+  const [reportLocalUri, setReportLocalUri] = useState<string | null>(null);
+  const [reportModalVisible, setReportModalVisible] = useState(false);
+  const [isSavingReport, setIsSavingReport] = useState(false);
+  const [isSharingReport, setIsSharingReport] = useState(false);
+  const reportSpinAnim = useRef(new Animated.Value(0)).current;
+  const reportIconSpin = reportSpinAnim.interpolate({
+    inputRange: [0, 1],
+    outputRange: ['0deg', '360deg']
+  });
+
+  const emptyImageHeight = useMemo(() => screenHeight / 1.5, [screenHeight]);
+
+  const todayString = useMemo(() => dayjs().format('YYYY-MM-DD'), []);
+
+  const reportImageSize = useMemo(() => {
+    const maxWidth = Math.min(screenWidth - 40, 440);
+    const maxHeight = screenHeight - 240;
+    let width = maxWidth;
+    let height = (maxWidth * 16) / 9;
+    if (height > maxHeight) {
+      height = maxHeight;
+      width = (maxHeight * 9) / 16;
+    }
+    return { width, height };
+  }, [screenHeight, screenWidth]);
+
+  // 加载报告历史
+  const loadReports = useCallback(async (pageNum: number, refresh = false) => {
+    try {
+      const response = await getAiReportHistory({
+        page: pageNum,
+        pageSize: 10,
+        status: 'success',
+      });
+      
+      if (refresh) {
+        setReports(response.records);
+      } else {
+        setReports(prev => [...prev, ...response.records]);
+      }
+      setHasMore(pageNum < response.totalPages);
+      setPage(pageNum);
+    } catch (error: any) {
+      console.error('load-ai-report-history-failed', error);
+      if (refresh) {
+        Toast.error(t('statistics.aiReport.loadFailed', '加载报告历史失败'));
+      }
+    }
+  }, [t]);
+
+  // 初始加载
+  useEffect(() => {
+    const init = async () => {
+      setIsLoading(true);
+      await loadReports(1, true);
+      setIsLoading(false);
+    };
+    init();
+  }, [loadReports]);
+
+  // 下拉刷新
+  const handleRefresh = useCallback(async () => {
+    setIsRefreshing(true);
+    await loadReports(1, true);
+    setIsRefreshing(false);
+  }, [loadReports]);
+
+  // 加载更多
+  const handleLoadMore = useCallback(async () => {
+    if (isLoadingMore || !hasMore) return;
+    setIsLoadingMore(true);
+    await loadReports(page + 1, false);
+    setIsLoadingMore(false);
+  }, [isLoadingMore, hasMore, page, loadReports]);
+
+  useEffect(() => {
+    if (!isGeneratingReport) {
+      reportSpinAnim.stopAnimation();
+      return;
+    }
+    reportSpinAnim.setValue(0);
+    const loop = Animated.loop(
+      Animated.timing(reportSpinAnim, {
+        toValue: 1,
+        duration: 1400,
+        useNativeDriver: true,
+      })
+    );
+    loop.start();
+    return () => loop.stop();
+  }, [isGeneratingReport, reportSpinAnim]);
+
+  const handleGenerateReport = useCallback(async () => {
+    const ok = await ensureLoggedIn();
+    if (!ok || isGeneratingReport) return;
+
+    // 检查 VIP 权限
+    const access = checkServiceAccess();
+    if (!access.canUseService) {
+      openMembershipModal({
+        onPurchaseSuccess: () => {
+          // 购买成功后自动触发生成
+          handleGenerateReport();
+        },
+      });
+      return;
+    }
+
+    setIsGeneratingReport(true);
+    setReportLocalUri(null);
+    Toast.info(t('statistics.aiReport.generating', '正在生成健康报告，预计 10～30 秒…'));
+    try {
+      const response = await generateAiReport({ date: todayString });
+      const imageUrl = (response as any)?.imageUrl ?? (response as any)?.url ?? (response as any)?.image_url;
+      if (!imageUrl) {
+        throw new Error(t('statistics.aiReport.missing', '未获取到报告图片，请稍后重试'));
+      }
+      setReportImageUrl(imageUrl);
+      setReportModalVisible(true);
+      Toast.success(t('statistics.aiReport.success', '报告已生成'));
+      // 生成成功后刷新列表
+      handleRefresh();
+    } catch (error: any) {
+      console.error('generate-ai-report-failed', error);
+      Toast.error(error?.message ?? t('statistics.aiReport.failed', '生成报告失败，请稍后重试'));
+    } finally {
+      setIsGeneratingReport(false);
+    }
+  }, [ensureLoggedIn, isGeneratingReport, checkServiceAccess, openMembershipModal, t, todayString, handleRefresh]);
+
+  const prepareLocalReportImage = useCallback(async () => {
+    if (!reportImageUrl) {
+      throw new Error(t('statistics.aiReport.missing', '未获取到报告图片，请稍后重试'));
+    }
+    if (reportLocalUri) {
+      return reportLocalUri;
+    }
+    const fileUri = `${FileSystem.cacheDirectory}ai-report-${Date.now()}.jpg`;
+    const token = await getAuthToken();
+    const download = await FileSystem.downloadAsync(
+      reportImageUrl,
+      fileUri,
+      token ? { headers: { Authorization: `Bearer ${token}` } } : undefined,
+    );
+    if (!download?.uri) {
+      throw new Error(t('statistics.aiReport.missing', '未获取到报告图片，请稍后重试'));
+    }
+    setReportLocalUri(download.uri);
+    return download.uri;
+  }, [reportImageUrl, reportLocalUri, t]);
+
+  const handleSaveReport = useCallback(async () => {
+    if (isSavingReport) return;
+    try {
+      setIsSavingReport(true);
+      const permission = await MediaLibrary.requestPermissionsAsync();
+      if (permission.status !== 'granted') {
+        Toast.warning(t('statistics.aiReport.permission', '需要相册权限才能保存图片'));
+        return;
+      }
+      const localUri = await prepareLocalReportImage();
+      await MediaLibrary.saveToLibraryAsync(localUri);
+      Toast.success(t('statistics.aiReport.saved', '已保存到相册'));
+    } catch (error: any) {
+      console.error('save-ai-report-failed', error);
+      Toast.error(error?.message ?? t('statistics.aiReport.saveFailed', '保存失败，请稍后重试'));
+    } finally {
+      setIsSavingReport(false);
+    }
+  }, [isSavingReport, prepareLocalReportImage, t]);
+
+  const handleShareReport = useCallback(async () => {
+    if (isSharingReport) return;
+    try {
+      setIsSharingReport(true);
+      const localUri = await prepareLocalReportImage();
+      await Share.share({
+        message: t('statistics.aiReport.shareMessage', '这是我的 AI 健康报告，分享给你看看！'),
+        url: Platform.OS === 'ios' ? localUri : `file://${localUri}`,
+        title: t('statistics.aiReport.shareTitle', 'AI 健康报告')
+      });
+    } catch (error: any) {
+      console.error('share-ai-report-failed', error);
+      Toast.error(error?.message ?? t('statistics.aiReport.shareFailed', '分享失败，请稍后重试'));
+    } finally {
+      setIsSharingReport(false);
+    }
+  }, [isSharingReport, prepareLocalReportImage, t]);
+
+  // 点击卡片查看报告
+  const handleCardPress = useCallback((report: AiReportRecord) => {
+    if (!report.imageUrl) return;
+    setReportImageUrl(report.imageUrl);
+    setReportLocalUri(null);
+    setReportModalVisible(true);
+  }, []);
+
+  // 滚动到底部加载更多
+  const handleScroll = useCallback((event: any) => {
+    const { layoutMeasurement, contentOffset, contentSize } = event.nativeEvent;
+    const paddingToBottom = 100;
+    if (layoutMeasurement.height + contentOffset.y >= contentSize.height - paddingToBottom) {
+      handleLoadMore();
+    }
+  }, [handleLoadMore]);
+
+  const headerRight = isLiquidGlassAvailable() ? (
+    <TouchableOpacity
+      activeOpacity={0.7}
+      onPress={handleGenerateReport}
+      disabled={isGeneratingReport}
+    >
+      <GlassView
+        style={styles.reportButton}
+        glassEffectStyle="clear"
+        isInteractive
+      >
+        <Animated.View style={[styles.reportIconWrapper, isGeneratingReport && { transform: [{ rotate: reportIconSpin }] }]}>
+          <Ionicons name="sparkles-outline" size={18} color="#0F172A" />
+        </Animated.View>
+      </GlassView>
+    </TouchableOpacity>
+  ) : (
+    <TouchableOpacity
+      activeOpacity={0.9}
+      onPress={handleGenerateReport}
+      style={[styles.reportButton, styles.reportButtonFallback]}
+      disabled={isGeneratingReport}
+    >
+      <Animated.View style={[styles.reportIconWrapper, isGeneratingReport && { transform: [{ rotate: reportIconSpin }] }]}>
+        <Ionicons name="sparkles-outline" size={18} color="#0F172A" />
+      </Animated.View>
+    </TouchableOpacity>
+  );
+
+  const headerTitle = (
+    <View style={styles.headerCenter}>
+      <Text style={styles.headerTitle}>{t('statistics.aiReport.galleryTitle', 'AI 报告画廊')}</Text>
+      <Text style={styles.headerSubtitle}>{t('statistics.aiReport.gallerySubtitle', '沉浸式浏览你的健康报告')}</Text>
+    </View>
+  );
+
+  return (
+    <View style={styles.container}>
+      <StatusBar barStyle="dark-content" />
+      <LinearGradient
+        colors={['#f0f4ff', '#fdf8ff', '#f6f8fa']}
+        style={StyleSheet.absoluteFill}
+        start={{ x: 0, y: 0 }}
+        end={{ x: 0, y: 1 }}
+      />
+      <HeaderBar
+        title={headerTitle}
+        right={headerRight}
+        tone="light"
+        transparent
+      />
+      <ScrollView
+        style={{ flex: 1 }}
+        contentContainerStyle={{ 
+          paddingTop: insets.top + 56, 
+          paddingBottom: 40, 
+          paddingHorizontal: 16,
+          ...(reports.length === 0 && !isLoading ? { flexGrow: 1, justifyContent: 'center' } : {})
+        }}
+        showsVerticalScrollIndicator={false}
+        refreshControl={
+          <RefreshControl
+            refreshing={isRefreshing}
+            onRefresh={handleRefresh}
+            tintColor="#6B7280"
+          />
+        }
+        onScroll={handleScroll}
+        scrollEventThrottle={400}
+      >
+        {isLoading ? (
+          <View style={styles.loadingContainer}>
+            <ActivityIndicator size="large" color="#3B82F6" />
+          </View>
+        ) : reports.length === 0 ? (
+          <View style={styles.emptyContainer}>
+            <Pressable
+              style={styles.emptyImageCard}
+              onPress={() => {
+                const imageUrl = i18n.language?.startsWith('en')
+                  ? 'https://plates-1251306435.cos.ap-guangzhou.myqcloud.com/images/gallary/empty_en.jpg'
+                  : 'https://plates-1251306435.cos.ap-guangzhou.myqcloud.com/images/gallary/empty_zh.jpg';
+                setReportImageUrl(imageUrl);
+                setReportLocalUri(null);
+                setReportModalVisible(true);
+              }}
+            >
+              <ExpoImage
+                source={{
+                  uri: i18n.language?.startsWith('en')
+                    ? 'https://plates-1251306435.cos.ap-guangzhou.myqcloud.com/images/gallary/empty_en.jpg'
+                    : 'https://plates-1251306435.cos.ap-guangzhou.myqcloud.com/images/gallary/empty_zh.jpg'
+                }}
+                style={[styles.emptyImage, { height: emptyImageHeight }]}
+                contentFit="contain"
+                transition={300}
+              />
+              <View style={styles.emptyImageOverlay}>
+                <View style={styles.previewHint}>
+                  <Ionicons name="expand-outline" size={14} color="#fff" />
+                  <Text style={styles.previewHintText}>{t('statistics.aiReport.clickToPreview', '点击预览模板')}</Text>
+                </View>
+              </View>
+            </Pressable>
+            <View style={styles.emptyContent}>
+              <Text style={styles.emptyTitle}>{t('statistics.aiReport.emptyHistory', '暂无报告记录')}</Text>
+              <Text style={styles.emptySubtitle}>{t('statistics.aiReport.emptyHistoryHint', '点击右上方按钮生成你的第一份报告')}</Text>
+            </View>
+          </View>
+        ) : (
+          <View style={styles.galleryGrid}>
+            {reports.map((report) => (
+              <Pressable
+                key={report.id}
+                style={({ pressed }) => [styles.card, pressed && styles.cardPressed]}
+                onPress={() => handleCardPress(report)}
+              >
+                <ExpoImage
+                  source={{ uri: report.imageUrl }}
+                  style={styles.cardImage}
+                  contentFit="cover"
+                  transition={250}
+                />
+                <View style={styles.cardBody}>
+                  <Text numberOfLines={1} style={styles.cardTitle}>
+                    {dayjs(report.reportDate).format('YYYY年M月D日')}
+                  </Text>
+                  <Text style={styles.cardSubtitle}>
+                    {dayjs(report.createdAt).format('HH:mm')} {t('statistics.aiReport.generated', '生成')}
+                  </Text>
+                </View>
+              </Pressable>
+            ))}
+            {isLoadingMore && (
+              <View style={styles.loadingMoreContainer}>
+                <ActivityIndicator size="small" color="#6B7280" />
+              </View>
+            )}
+          </View>
+        )}
+      </ScrollView>
+
+      {reportModalVisible && (
+        <View style={styles.modalOverlay}>
+          <Pressable style={StyleSheet.absoluteFill} onPress={() => setReportModalVisible(false)} />
+          <View style={styles.modalCard}>
+            {reportImageUrl ? (
+              <ExpoImage
+                source={{ uri: reportImageUrl }}
+                style={[styles.reportImage, { width: reportImageSize.width, height: reportImageSize.height }]}
+                contentFit="cover"
+              />
+            ) : (
+              <View style={[styles.reportImageFallback, { width: reportImageSize.width, height: reportImageSize.height }]}>
+                <Text style={styles.reportFallbackText}>{t('statistics.aiReport.missing', '未获取到报告图片，请稍后重试')}</Text>
+              </View>
+            )}
+            <View style={styles.modalActions}>
+              <TouchableOpacity
+                style={[styles.modalButton, isSavingReport && styles.modalButtonDisabled]}
+                onPress={handleSaveReport}
+                disabled={isSavingReport}
+              >
+                <Ionicons name="download-outline" size={18} color="#0F172A" />
+                <Text style={styles.modalButtonText}>
+                  {isSavingReport ? t('statistics.aiReport.saving', '保存中…') : t('statistics.aiReport.save', '保存')}
+                </Text>
+              </TouchableOpacity>
+              <TouchableOpacity
+                style={[styles.modalButton, isSharingReport && styles.modalButtonDisabled]}
+                onPress={handleShareReport}
+                disabled={isSharingReport}
+              >
+                <Ionicons name="share-social-outline" size={18} color="#0F172A" />
+                <Text style={styles.modalButtonText}>
+                  {isSharingReport ? t('statistics.aiReport.sharing', '分享中…') : t('statistics.aiReport.share', '分享')}
+                </Text>
+              </TouchableOpacity>
+            </View>
+            <Pressable style={styles.closeRow} onPress={() => setReportModalVisible(false)}>
+              <Ionicons name="close" size={18} color="#4B5563" />
+              <Text style={styles.closeLabel}>{t('statistics.aiReport.close', '收起')}</Text>
+            </Pressable>
+          </View>
+        </View>
+      )}
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  container: {
+    flex: 1,
+    backgroundColor: '#f7f8fb',
+  },
+  headerCenter: {
+    flex: 1,
+    minWidth: 0,
+  },
+  headerTitle: {
+    fontSize: 18,
+    fontFamily: 'AliBold',
+    color: '#0F172A',
+    textAlign: 'center',
+  },
+  headerSubtitle: {
+    marginTop: 2,
+    color: '#6B7280',
+    fontSize: 12,
+    fontFamily: 'AliRegular',
+    textAlign: 'center',
+  },
+  reportButton: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    justifyContent: 'center',
+    width: 36,
+    height: 36,
+    borderRadius: 18,
+    overflow: 'hidden',
+  },
+  reportButtonFallback: {
+    backgroundColor: 'rgba(255, 255, 255, 0.5)',
+    borderWidth: 1,
+    borderColor: '#E5E7EB',
+  },
+  reportIconWrapper: {
+    width: 28,
+    height: 28,
+    borderRadius: 14,
+    backgroundColor: '#E0F2FE',
+    alignItems: 'center',
+    justifyContent: 'center',
+  },
+  loadingContainer: {
+    flex: 1,
+    paddingTop: 100,
+    alignItems: 'center',
+    justifyContent: 'center',
+  },
+  emptyContainer: {
+    alignItems: 'center',
+    gap: 24,
+  },
+  emptyImageCard: {
+    width: '100%',
+    borderRadius: 20,
+    overflow: 'hidden',
+    shadowColor: '#000',
+    shadowOpacity: 0.1,
+    shadowRadius: 16,
+    shadowOffset: { width: 0, height: 8 },
+    elevation: 6,
+  },
+  emptyImage: {
+    width: '100%',
+    height: 380,
+  },
+  emptyImageOverlay: {
+    ...StyleSheet.absoluteFillObject,
+    backgroundColor: 'rgba(0, 0, 0, 0.15)',
+    borderRadius: 20,
+  },
+  previewHint: {
+    position: 'absolute',
+    top: 12,
+    right: 12,
+    flexDirection: 'row',
+    alignItems: 'center',
+    gap: 4,
+    backgroundColor: 'rgba(0, 0, 0, 0.5)',
+    paddingHorizontal: 10,
+    paddingVertical: 6,
+    borderRadius: 14,
+  },
+  previewHintText: {
+    fontSize: 12,
+    fontFamily: 'AliRegular',
+    color: '#fff',
+  },
+  emptyContent: {
+    alignItems: 'center',
+    gap: 12,
+    paddingHorizontal: 20,
+  },
+  emptyTitle: {
+    fontSize: 18,
+    fontFamily: 'AliBold',
+    color: '#1F2937',
+    textAlign: 'center',
+  },
+  emptySubtitle: {
+    fontSize: 14,
+    fontFamily: 'AliRegular',
+    color: '#6B7280',
+    textAlign: 'center',
+    lineHeight: 20,
+  },
+  emptyButton: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    gap: 8,
+    paddingHorizontal: 28,
+    paddingVertical: 14,
+    backgroundColor: '#3B82F6',
+    borderRadius: 28,
+    marginTop: 8,
+    shadowColor: '#3B82F6',
+    shadowOpacity: 0.3,
+    shadowRadius: 12,
+    shadowOffset: { width: 0, height: 6 },
+    elevation: 4,
+  },
+  emptyButtonText: {
+    fontSize: 16,
+    fontFamily: 'AliBold',
+    color: '#fff',
+  },
+  loadingMoreContainer: {
+    paddingVertical: 20,
+    alignItems: 'center',
+  },
+  galleryGrid: {
+    gap: 18,
+  },
+  card: {
+    backgroundColor: '#fff',
+    borderRadius: 22,
+    overflow: 'hidden',
+    shadowColor: '#000',
+    shadowOpacity: 0.08,
+    shadowRadius: 12,
+    shadowOffset: { width: 0, height: 8 },
+    elevation: 6,
+  },
+  cardPressed: {
+    transform: [{ scale: 0.99 }],
+  },
+  cardImage: {
+    width: '100%',
+    height: 360,
+  },
+  cardBody: {
+    paddingHorizontal: 16,
+    paddingVertical: 14,
+    gap: 4,
+  },
+  cardTitle: {
+    fontSize: 16,
+    fontFamily: 'AliBold',
+    color: '#111827',
+  },
+  cardSubtitle: {
+    fontSize: 12,
+    fontFamily: 'AliRegular',
+    color: '#9CA3AF',
+  },
+  modalOverlay: {
+    position: 'absolute',
+    inset: 0,
+    backgroundColor: 'rgba(12, 18, 27, 0.78)',
+    alignItems: 'center',
+    justifyContent: 'center',
+    padding: 16,
+  },
+  modalCard: {
+    backgroundColor: '#FDFDFE',
+    borderRadius: 20,
+    padding: 14,
+    alignItems: 'center',
+    gap: 12,
+    shadowColor: '#000',
+    shadowOffset: { width: 0, height: 8 },
+    shadowOpacity: 0.28,
+    shadowRadius: 18,
+    elevation: 16,
+  },
+  reportImage: {
+    borderRadius: 14,
+    overflow: 'hidden',
+  },
+  reportImageFallback: {
+    borderRadius: 14,
+    backgroundColor: '#F3F4F6',
+    alignItems: 'center',
+    justifyContent: 'center',
+    paddingHorizontal: 20,
+  },
+  reportFallbackText: {
+    textAlign: 'center',
+    color: '#111827',
+    fontFamily: 'AliRegular',
+  },
+  modalActions: {
+    flexDirection: 'row',
+    gap: 10,
+  },
+  modalButton: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    gap: 8,
+    paddingHorizontal: 12,
+    paddingVertical: 10,
+    backgroundColor: '#E0F2FE',
+    borderRadius: 12,
+    borderWidth: 1,
+    borderColor: '#BAE6FD',
+  },
+  modalButtonDisabled: {
+    opacity: 0.6,
+  },
+  modalButtonText: {
+    fontSize: 14,
+    color: '#0F172A',
+    fontFamily: 'AliBold',
+  },
+  closeRow: {
+    marginTop: 4,
+    flexDirection: 'row',
+    alignItems: 'center',
+    gap: 6,
+    paddingHorizontal: 8,
+    paddingVertical: 6,
+  },
+  closeLabel: {
+    fontSize: 14,
+    color: '#4B5563',
+    fontFamily: 'AliRegular',
+  },
+});