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digital-pilates/app/challenges/[id]/index.tsx
2025-10-14 16:31:19 +08:00

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import ChallengeProgressCard from '@/components/challenges/ChallengeProgressCard';
import { ChallengeRankingItem } from '@/components/challenges/ChallengeRankingItem';
import { HeaderBar } from '@/components/ui/HeaderBar';
import { Colors } from '@/constants/Colors';
import { useAppDispatch, useAppSelector } from '@/hooks/redux';
import { useAuthGuard } from '@/hooks/useAuthGuard';
import { useColorScheme } from '@/hooks/useColorScheme';
import {
fetchChallengeDetail,
fetchChallengeRankings,
joinChallenge,
leaveChallenge,
reportChallengeProgress,
selectChallengeById,
selectChallengeDetailError,
selectChallengeDetailStatus,
selectChallengeRankingList,
selectJoinError,
selectJoinStatus,
selectLeaveError,
selectLeaveStatus,
selectProgressStatus
} from '@/store/challengesSlice';
import { Toast } from '@/utils/toast.utils';
import { Ionicons } from '@expo/vector-icons';
import { BlurView } from 'expo-blur';
import { Image } from 'expo-image';
import { LinearGradient } from 'expo-linear-gradient';
import { useLocalSearchParams, useRouter } from 'expo-router';
import LottieView from 'lottie-react-native';
import React, { useEffect, useMemo, useState } from 'react';
import {
ActivityIndicator,
Alert,
Dimensions,
Platform,
ScrollView,
Share,
StatusBar,
StyleSheet,
Text,
TouchableOpacity,
View,
} from 'react-native';
import { SafeAreaView, useSafeAreaInsets } from 'react-native-safe-area-context';
const { width } = Dimensions.get('window');
const HERO_HEIGHT = width * 0.76;
const CTA_GRADIENT: [string, string] = ['#5E8BFF', '#6B6CFF'];
const CTA_DISABLED_GRADIENT: [string, string] = ['#d3d7e8', '#c1c6da'];
const isHttpUrl = (value: string) => /^https?:\/\//i.test(value);
const formatMonthDay = (value?: string): string | undefined => {
if (!value) return undefined;
const date = new Date(value);
if (Number.isNaN(date.getTime())) return undefined;
return `${date.getMonth() + 1}${date.getDate()}`;
};
const buildDateRangeLabel = (challenge?: {
startAt?: string;
endAt?: string;
periodLabel?: string;
durationLabel?: string;
}): string => {
if (!challenge) return '';
const startLabel = formatMonthDay(challenge.startAt);
const endLabel = formatMonthDay(challenge.endAt);
if (startLabel && endLabel) {
return `${startLabel} - ${endLabel}`;
}
return challenge.periodLabel ?? challenge.durationLabel ?? '';
};
const formatParticipantsLabel = (count?: number): string => {
if (typeof count !== 'number') return '持续更新中';
return `${count.toLocaleString('zh-CN')} 人正在参与`;
};
export default function ChallengeDetailScreen() {
const { id } = useLocalSearchParams<{ id?: string }>();
const router = useRouter();
const dispatch = useAppDispatch();
const theme = (useColorScheme() ?? 'light') as 'light' | 'dark';
const colorTokens = Colors[theme];
const insets = useSafeAreaInsets();
const { ensureLoggedIn } = useAuthGuard();
const challengeSelector = useMemo(() => (id ? selectChallengeById(id) : undefined), [id]);
const challenge = useAppSelector((state) => (challengeSelector ? challengeSelector(state) : undefined));
const detailStatusSelector = useMemo(() => (id ? selectChallengeDetailStatus(id) : undefined), [id]);
const detailStatus = useAppSelector((state) => (detailStatusSelector ? detailStatusSelector(state) : 'idle'));
const detailErrorSelector = useMemo(() => (id ? selectChallengeDetailError(id) : undefined), [id]);
const detailError = useAppSelector((state) => (detailErrorSelector ? detailErrorSelector(state) : undefined));
const joinStatusSelector = useMemo(() => (id ? selectJoinStatus(id) : undefined), [id]);
const joinStatus = useAppSelector((state) => (joinStatusSelector ? joinStatusSelector(state) : 'idle'));
const joinErrorSelector = useMemo(() => (id ? selectJoinError(id) : undefined), [id]);
const joinError = useAppSelector((state) => (joinErrorSelector ? joinErrorSelector(state) : undefined));
const leaveStatusSelector = useMemo(() => (id ? selectLeaveStatus(id) : undefined), [id]);
const leaveStatus = useAppSelector((state) => (leaveStatusSelector ? leaveStatusSelector(state) : 'idle'));
const leaveErrorSelector = useMemo(() => (id ? selectLeaveError(id) : undefined), [id]);
const leaveError = useAppSelector((state) => (leaveErrorSelector ? leaveErrorSelector(state) : undefined));
const progressStatusSelector = useMemo(() => (id ? selectProgressStatus(id) : undefined), [id]);
const progressStatus = useAppSelector((state) => (progressStatusSelector ? progressStatusSelector(state) : 'idle'));
const rankingListSelector = useMemo(() => (id ? selectChallengeRankingList(id) : undefined), [id]);
const rankingList = useAppSelector((state) => (rankingListSelector ? rankingListSelector(state) : undefined));
useEffect(() => {
const getData = async (id: string) => {
try {
await dispatch(fetchChallengeDetail(id)).unwrap;
} catch (error) {
}
}
if (id) {
getData(id);
}
}, [dispatch, id]);
useEffect(() => {
if (id && !rankingList) {
void dispatch(fetchChallengeRankings({ id }));
}
}, [dispatch, id, rankingList]);
const [showCelebration, setShowCelebration] = useState(false);
useEffect(() => {
if (!showCelebration) {
return;
}
const timer = setTimeout(() => {
setShowCelebration(false);
}, 2400);
return () => {
clearTimeout(timer);
};
}, [showCelebration]);
const progress = challenge?.progress;
const rankingData = useMemo(() => {
const source = rankingList?.items ?? challenge?.rankings ?? [];
return source.slice(0, 10);
}, [challenge?.rankings, rankingList?.items]);
const participantAvatars = useMemo(
() => rankingData.filter((item) => item.avatar).map((item) => item.avatar as string).slice(0, 6),
[rankingData],
);
const handleViewAllRanking = () => {
if (!id) {
return;
}
router.push({ pathname: '/challenges/[id]/leaderboard', params: { id } });
};
const dateRangeLabel = useMemo(
() =>
buildDateRangeLabel({
startAt: challenge?.startAt,
endAt: challenge?.endAt,
periodLabel: challenge?.periodLabel,
durationLabel: challenge?.durationLabel,
}),
[challenge?.startAt, challenge?.endAt, challenge?.periodLabel, challenge?.durationLabel],
);
const handleShare = async () => {
if (!challenge) {
return;
}
try {
await Share.share({
title: challenge.title,
message: `我正在参与「${challenge.title}」,一起坚持吧!`,
url: challenge.image,
});
} catch (error) {
console.warn('分享失败', error);
}
};
const handleJoin = async () => {
if (!id || joinStatus === 'loading') {
return;
}
const isLoggedIn = await ensureLoggedIn();
if (!isLoggedIn) {
// 如果未登录,用户会被重定向到登录页面
return;
}
try {
await dispatch(joinChallenge(id));
setShowCelebration(true)
} catch (error) {
Toast.error('加入挑战失败')
}
};
const handleLeave = async () => {
if (!id || leaveStatus === 'loading') {
return;
}
try {
await dispatch(leaveChallenge(id)).unwrap();
await dispatch(fetchChallengeDetail(id)).unwrap();
} catch (error) {
Toast.error('退出挑战失败');
}
};
const handleLeaveConfirm = () => {
if (!id || leaveStatus === 'loading') {
return;
}
Alert.alert('确认退出挑战?', '退出后需要重新加入才能继续坚持。', [
{ text: '取消', style: 'cancel' },
{
text: '退出挑战',
style: 'destructive',
onPress: () => {
void handleLeave();
},
},
]);
};
const handleProgressReport = () => {
if (!id || progressStatus === 'loading') {
return;
}
dispatch(reportChallengeProgress({ id }));
};
const isJoined = challenge?.isJoined ?? false;
const isLoadingInitial = detailStatus === 'loading' && !challenge;
if (!id) {
return (
<SafeAreaView style={[styles.safeArea, { backgroundColor: colorTokens.background }]}>
<HeaderBar title="挑战详情" onBack={() => router.back()} withSafeTop transparent={false} />
<View style={styles.missingContainer}>
<Text style={[styles.missingText, { color: colorTokens.textSecondary }]}></Text>
</View>
</SafeAreaView>
);
}
if (isLoadingInitial) {
return (
<SafeAreaView style={[styles.safeArea, { backgroundColor: colorTokens.background }]}>
<HeaderBar title="挑战详情" onBack={() => router.back()} withSafeTop transparent={false} />
<View style={styles.missingContainer}>
<ActivityIndicator color={colorTokens.primary} />
<Text style={[styles.missingText, { color: colorTokens.textSecondary, marginTop: 16 }]}></Text>
</View>
</SafeAreaView>
);
}
if (!challenge) {
return (
<SafeAreaView style={[styles.safeArea, { backgroundColor: colorTokens.background }]}>
<HeaderBar title="挑战详情" onBack={() => router.back()} withSafeTop transparent={false} />
<View style={styles.missingContainer}>
<Text style={[styles.missingText, { color: colorTokens.textSecondary }]}>
{detailError ?? '未找到该挑战,稍后再试试吧。'}
</Text>
<TouchableOpacity
style={[styles.retryButton, { borderColor: colorTokens.primary }]}
activeOpacity={0.9}
onPress={() => dispatch(fetchChallengeDetail(id))}
>
<Text style={[styles.retryText, { color: colorTokens.primary }]}></Text>
</TouchableOpacity>
</View>
</SafeAreaView>
);
}
const highlightTitle = challenge.highlightTitle ?? '立即加入挑战';
const highlightSubtitle = challenge.highlightSubtitle ?? '邀请好友一起坚持,更容易收获成果';
const joinCtaLabel = joinStatus === 'loading' ? '加入中…' : challenge.ctaLabel ?? '立即加入挑战';
const isUpcoming = challenge.status === 'upcoming';
const isExpired = challenge.status === 'expired';
const upcomingStartLabel = formatMonthDay(challenge.startAt);
const upcomingHighlightTitle = '挑战即将开始';
const upcomingHighlightSubtitle = upcomingStartLabel
? `${upcomingStartLabel} 开始,敬请期待`
: '挑战即将开启,敬请期待';
const upcomingCtaLabel = '挑战即将开始';
const expiredEndLabel = formatMonthDay(challenge.endAt);
const expiredHighlightTitle = '挑战已结束';
const expiredHighlightSubtitle = expiredEndLabel
? `${expiredEndLabel} 已截止,期待下一次挑战`
: '本轮挑战已结束,期待下一次挑战';
const expiredCtaLabel = '挑战已结束';
const leaveHighlightTitle = '先别急着离开';
const leaveHighlightSubtitle = '再坚持一下,下一个里程碑就要出现了';
const leaveCtaLabel = leaveStatus === 'loading' ? '退出中…' : '退出挑战';
let floatingHighlightTitle = highlightTitle;
let floatingHighlightSubtitle = highlightSubtitle;
let floatingCtaLabel = joinCtaLabel;
let floatingOnPress: (() => void) | undefined = handleJoin;
let floatingDisabled = joinStatus === 'loading';
let floatingError = joinError;
let isDisabledButtonState = false;
if (isJoined) {
floatingHighlightTitle = leaveHighlightTitle;
floatingHighlightSubtitle = leaveHighlightSubtitle;
floatingCtaLabel = leaveCtaLabel;
floatingOnPress = handleLeaveConfirm;
floatingDisabled = leaveStatus === 'loading';
floatingError = leaveError;
}
if (isUpcoming) {
floatingHighlightTitle = upcomingHighlightTitle;
floatingHighlightSubtitle = upcomingHighlightSubtitle;
floatingCtaLabel = upcomingCtaLabel;
floatingOnPress = undefined;
floatingDisabled = true;
floatingError = undefined;
isDisabledButtonState = true;
}
if (isExpired) {
floatingHighlightTitle = expiredHighlightTitle;
floatingHighlightSubtitle = expiredHighlightSubtitle;
floatingCtaLabel = expiredCtaLabel;
floatingOnPress = undefined;
floatingDisabled = true;
floatingError = undefined;
isDisabledButtonState = true;
}
const floatingGradientColors = isDisabledButtonState ? CTA_DISABLED_GRADIENT : CTA_GRADIENT;
const participantsLabel = formatParticipantsLabel(challenge.participantsCount);
const inlineErrorMessage = detailStatus === 'failed' && detailError ? detailError : undefined;
return (
<View style={styles.safeArea}>
<StatusBar barStyle="light-content" />
<View style={styles.container}>
<View pointerEvents="box-none" style={[styles.headerOverlay, { paddingTop: insets.top }]}>
<HeaderBar
title=""
tone="light"
transparent
withSafeTop={false}
// right={
// <TouchableOpacity style={styles.circularButton} activeOpacity={0.85} onPress={handleShare}>
// <Ionicons name="share-social-outline" size={20} color="#ffffff" />
// </TouchableOpacity>
// }
/>
</View>
<ScrollView
style={styles.scrollView}
bounces
showsVerticalScrollIndicator={false}
contentContainerStyle={[
styles.scrollContent,
{ paddingBottom: (Platform.OS === 'ios' ? 180 : 160) + insets.bottom },
]}
>
<View style={styles.heroContainer}>
<Image source={{ uri: challenge.image }} style={styles.heroImage} cachePolicy={'memory-disk'} />
<LinearGradient
colors={['rgba(0,0,0,0.35)', 'rgba(0,0,0,0.15)', 'rgba(244, 246, 255, 1)']}
style={StyleSheet.absoluteFillObject}
/>
</View>
<View style={styles.headerTextBlock}>
<Text style={styles.title}>{challenge.title}</Text>
{challenge.summary ? <Text style={styles.summary}>{challenge.summary}</Text> : null}
{inlineErrorMessage ? (
<View style={styles.inlineError}>
<Ionicons name="warning-outline" size={14} color="#FF6B6B" />
<Text style={styles.inlineErrorText}>{inlineErrorMessage}</Text>
</View>
) : null}
</View>
{progress ? (
<ChallengeProgressCard
title={challenge.title}
endAt={challenge.endAt}
progress={progress}
style={styles.progressCardWrapper}
/>
) : null}
<View style={styles.detailCard}>
<View style={styles.detailRow}>
<View style={styles.detailIconWrapper}>
<Ionicons name="calendar-outline" size={20} color="#4F5BD5" />
</View>
<View style={styles.detailTextWrapper}>
<Text style={styles.detailLabel}>{dateRangeLabel}</Text>
<Text style={styles.detailMeta}>{challenge.durationLabel}</Text>
</View>
</View>
<View style={styles.detailRow}>
<View style={styles.detailIconWrapper}>
<Ionicons name="flag-outline" size={20} color="#4F5BD5" />
</View>
<View style={styles.detailTextWrapper}>
<Text style={styles.detailLabel}>{challenge.requirementLabel}</Text>
<Text style={styles.detailMeta}></Text>
</View>
</View>
<View style={styles.detailRow}>
<View style={styles.detailIconWrapper}>
<Ionicons name="people-outline" size={20} color="#4F5BD5" />
</View>
<View style={[styles.detailTextWrapper, { flex: 1 }]}>
<Text style={styles.detailLabel}>{participantsLabel}</Text>
{participantAvatars.length ? (
<View style={styles.avatarRow}>
{participantAvatars.map((avatar, index) => (
<Image
key={`${avatar}-${index}`}
source={{ uri: avatar }}
style={[styles.avatar, index > 0 && styles.avatarOffset]}
cachePolicy={'memory-disk'}
/>
))}
{challenge.participantsCount && challenge.participantsCount > participantAvatars.length ? (
<TouchableOpacity style={styles.moreAvatarButton}>
<Text style={styles.moreAvatarText}></Text>
</TouchableOpacity>
) : null}
</View>
) : null}
</View>
</View>
</View>
<View style={styles.sectionHeader}>
<Text style={styles.sectionTitle}></Text>
<TouchableOpacity activeOpacity={0.8} onPress={handleViewAllRanking}>
<Text style={styles.sectionAction}></Text>
</TouchableOpacity>
</View>
{challenge.rankingDescription ? (
<Text style={styles.sectionSubtitle}>{challenge.rankingDescription}</Text>
) : null}
<View style={styles.rankingCard}>
{rankingData.length ? (
rankingData.map((item, index) => (
<ChallengeRankingItem
key={item.id ?? index}
item={item}
index={index}
showDivider={index > 0}
unit={challenge?.unit}
/>
))
) : (
<View style={styles.emptyRanking}>
<Text style={styles.emptyRankingText}></Text>
</View>
)}
</View>
</ScrollView>
<View pointerEvents="box-none" style={[styles.floatingCTAContainer, { paddingBottom: insets.bottom }]}>
<BlurView intensity={10} tint="light" style={styles.floatingCTABlur}>
<View style={styles.floatingCTAContent}>
<View style={styles.highlightCopy}>
<Text style={styles.highlightTitle}>{floatingHighlightTitle}</Text>
<Text style={styles.highlightSubtitle}>{floatingHighlightSubtitle}</Text>
{floatingError ? <Text style={styles.ctaErrorText}>{floatingError}</Text> : null}
</View>
<TouchableOpacity
style={styles.highlightButton}
activeOpacity={0.9}
onPress={floatingOnPress}
disabled={floatingDisabled}
>
<LinearGradient
colors={floatingGradientColors}
start={{ x: 0, y: 0 }}
end={{ x: 1, y: 1 }}
style={styles.highlightButtonBackground}
>
<Text style={[styles.highlightButtonLabel, isDisabledButtonState && styles.highlightButtonLabelDisabled]}>
{floatingCtaLabel}
</Text>
</LinearGradient>
</TouchableOpacity>
</View>
</BlurView>
</View>
</View>
{showCelebration && (
<View pointerEvents="none" style={styles.celebrationOverlay}>
<LottieView
autoPlay
loop={false}
source={require('@/assets/lottie/Confetti.json')}
style={styles.celebrationAnimation}
/>
</View>
)}
</View>
);
}
const styles = StyleSheet.create({
container: {
flex: 1,
},
safeArea: {
flex: 1,
backgroundColor: '#f3f4fb',
},
headerOverlay: {
position: 'absolute',
left: 0,
right: 0,
top: 0,
zIndex: 20,
},
heroContainer: {
height: HERO_HEIGHT,
width: '100%',
overflow: 'hidden',
position: 'absolute',
top: 0
},
heroImage: {
width: '100%',
height: '100%',
},
scrollView: {
flex: 1,
},
scrollContent: {
paddingBottom: Platform.select({ ios: 40, default: 28 }),
},
progressCardWrapper: {
marginTop: 20,
marginHorizontal: 24,
},
floatingCTAContainer: {
position: 'absolute',
left: 0,
right: 0,
bottom: 0,
paddingHorizontal: 20,
},
floatingCTABlur: {
borderRadius: 24,
overflow: 'hidden',
borderWidth: 1,
borderColor: 'rgba(255,255,255,0.6)',
backgroundColor: 'rgba(243, 244, 251, 0.85)',
},
floatingCTAContent: {
flexDirection: 'row',
alignItems: 'center',
paddingVertical: 16,
paddingHorizontal: 20,
},
highlightCopy: {
flex: 1,
marginRight: 16,
},
headerTextBlock: {
paddingHorizontal: 24,
marginTop: HERO_HEIGHT - 60,
alignItems: 'center',
},
periodLabel: {
fontSize: 14,
color: '#596095',
letterSpacing: 0.2,
},
title: {
marginTop: 10,
fontSize: 24,
fontWeight: '800',
color: '#1c1f3a',
textAlign: 'center',
},
summary: {
marginTop: 12,
fontSize: 14,
lineHeight: 20,
color: '#7080b4',
textAlign: 'center',
},
inlineError: {
marginTop: 12,
paddingHorizontal: 12,
paddingVertical: 8,
borderRadius: 12,
backgroundColor: 'rgba(255, 107, 107, 0.12)',
flexDirection: 'row',
alignItems: 'center',
},
inlineErrorText: {
marginLeft: 6,
fontSize: 12,
color: '#FF6B6B',
flexShrink: 1,
},
detailCard: {
marginTop: 28,
marginHorizontal: 20,
padding: 20,
borderRadius: 28,
backgroundColor: '#ffffff',
shadowColor: 'rgba(30, 41, 59, 0.18)',
shadowOpacity: 0.2,
shadowRadius: 20,
shadowOffset: { width: 0, height: 12 },
elevation: 8,
gap: 20,
},
detailRow: {
flexDirection: 'row',
alignItems: 'center',
},
detailIconWrapper: {
width: 42,
height: 42,
alignItems: 'center',
justifyContent: 'center',
},
detailTextWrapper: {
marginLeft: 14,
},
detailLabel: {
fontSize: 15,
fontWeight: '600',
color: '#1c1f3a',
},
detailMeta: {
marginTop: 4,
fontSize: 12,
color: '#6f7ba7',
},
avatarRow: {
flexDirection: 'row',
alignItems: 'center',
marginTop: 12,
},
avatar: {
width: 36,
height: 36,
borderRadius: 18,
borderWidth: 2,
borderColor: '#fff',
},
avatarOffset: {
marginLeft: -12,
},
moreAvatarButton: {
marginLeft: 12,
paddingHorizontal: 12,
paddingVertical: 6,
borderRadius: 14,
backgroundColor: '#EEF0FF',
},
moreAvatarText: {
fontSize: 12,
color: '#4F5BD5',
fontWeight: '600',
},
sectionHeader: {
marginTop: 36,
marginHorizontal: 24,
flexDirection: 'row',
alignItems: 'center',
justifyContent: 'space-between',
},
sectionTitle: {
fontSize: 18,
fontWeight: '700',
color: '#1c1f3a',
},
sectionAction: {
fontSize: 13,
fontWeight: '600',
color: '#5F6BF0',
},
sectionSubtitle: {
marginTop: 8,
marginHorizontal: 24,
fontSize: 13,
color: '#6f7ba7',
lineHeight: 18,
},
rankingCard: {
marginTop: 20,
marginHorizontal: 24,
borderRadius: 24,
backgroundColor: '#ffffff',
paddingVertical: 10,
shadowColor: 'rgba(30, 41, 59, 0.12)',
shadowOpacity: 0.16,
shadowRadius: 18,
shadowOffset: { width: 0, height: 10 },
elevation: 6,
},
emptyRanking: {
paddingVertical: 40,
alignItems: 'center',
},
emptyRankingText: {
fontSize: 14,
color: '#6f7ba7',
},
highlightTitle: {
fontSize: 16,
fontWeight: '700',
color: '#1c1f3a',
},
highlightSubtitle: {
marginTop: 4,
fontSize: 12,
color: '#5f6a97',
lineHeight: 18,
},
ctaErrorText: {
marginTop: 8,
fontSize: 12,
color: '#FF6B6B',
},
highlightButton: {
borderRadius: 22,
overflow: 'hidden',
},
highlightButtonBackground: {
borderRadius: 22,
paddingVertical: 10,
paddingHorizontal: 18,
alignItems: 'center',
justifyContent: 'center',
},
highlightButtonLabel: {
fontSize: 14,
fontWeight: '700',
color: '#ffffff',
},
highlightButtonLabelDisabled: {
color: '#6f7799',
},
circularButton: {
width: 40,
height: 40,
borderRadius: 20,
backgroundColor: 'rgba(255,255,255,0.24)',
alignItems: 'center',
justifyContent: 'center',
borderWidth: 1,
borderColor: 'rgba(255,255,255,0.45)',
},
shareIcon: {
fontSize: 18,
color: '#ffffff',
fontWeight: '700',
},
missingContainer: {
flex: 1,
alignItems: 'center',
justifyContent: 'center',
paddingHorizontal: 32,
},
missingText: {
fontSize: 16,
textAlign: 'center',
},
retryButton: {
marginTop: 18,
paddingHorizontal: 20,
paddingVertical: 10,
borderRadius: 22,
borderWidth: 1,
},
retryText: {
fontSize: 14,
fontWeight: '600',
},
celebrationOverlay: {
...StyleSheet.absoluteFillObject,
alignItems: 'center',
justifyContent: 'center',
zIndex: 40,
},
celebrationAnimation: {
width: width * 1.3,
height: width * 1.3,
},
});