670 lines
22 KiB
TypeScript
670 lines
22 KiB
TypeScript
import { FlashList } from '@shopify/flash-list';
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import { Image } from 'expo-image';
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import { LinearGradient } from 'expo-linear-gradient';
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import { useLocalSearchParams, useRouter } from 'expo-router';
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import { StatusBar } from 'expo-status-bar';
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import { memo as ReactMemo, useEffect, useRef, useState } from 'react';
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import React from 'react';
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import { useTranslation } from 'react-i18next';
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import {
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Dimensions,
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Platform,
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Pressable,
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StatusBar as RNStatusBar,
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ScrollView,
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StyleSheet,
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Text,
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View
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} from 'react-native';
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import { SafeAreaView, useSafeAreaInsets } from 'react-native-safe-area-context';
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import { DownArrowIcon, PointsIcon, SearchIcon } from '@/components/icon';
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import ErrorState from '@/components/ErrorState';
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import LoadingState from '@/components/LoadingState';
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import RefreshControl from '@/components/RefreshControl';
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import { useActivates } from '@/hooks/use-activates';
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import { useCategories } from '@/hooks/use-categories';
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import { CategoryTemplate } from '@repo/sdk';
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const { width: screenWidth } = Dimensions.get('window')
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// 卡片组件 - 使用 useCallback 缓存以优化 FlashList 性能
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const Card = ReactMemo(({ card, cardWidth, t, onPress }: {
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card: CategoryTemplate & { webpPreviewUrl?: string }
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cardWidth: number
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t: any
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onPress: (id: string) => void
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}) => {
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// 解析 aspectRatio 字符串为数字（如 "128:128" -> 1）
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const aspectRatio = card.aspectRatio?.includes(':')
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? (() => {
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const [w, h] = card.aspectRatio.split(':').map(Number)
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return w / h
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})()
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: card.aspectRatio
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return (
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<Pressable
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style={[styles.card, { width: cardWidth }]}
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onPress={() => onPress(card.id!)}
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>
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<View
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style={[
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styles.cardImageContainer,
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{ aspectRatio },
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]}
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>
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<Image
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source={{ uri: card.webpPreviewUrl || card.previewUrl }}
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style={[
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styles.cardImage,
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{ aspectRatio },
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]}
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contentFit="cover"
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/>
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<LinearGradient
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colors={['rgba(17, 17, 17, 0)', 'rgba(17, 17, 17, 0.9)']}
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start={{ x: 0, y: 0 }}
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end={{ x: 0, y: 1 }}
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style={styles.cardImageGradient}
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/>
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<Text style={styles.cardTitle} numberOfLines={1}>
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{card.title}
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</Text>
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</View>
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</Pressable>
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)
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})
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export default function HomeScreen() {
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const { t } = useTranslation()
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const insets = useSafeAreaInsets()
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const router = useRouter()
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const params = useLocalSearchParams()
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const [activeTab, setActiveTab] = useState(0)
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const [selectedCategoryId, setSelectedCategoryId] = useState<string | null>(null)
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const [refreshing, setRefreshing] = useState(false)
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const { load: loadCategories, data: categoriesData, loading: categoriesLoading, error: categoriesError } = useCategories()
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const { load, data: activatesData, error } = useActivates()
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useEffect(() => {
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load()
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loadCategories()
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}, [])
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const handleRefresh = async () => {
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setRefreshing(true)
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await Promise.all([load(), loadCategories()])
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setRefreshing(false)
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}
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useEffect(() => {
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// 当分类数据加载完成后，默认选中第一个分类
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if (categoriesData?.categories && categoriesData.categories.length > 0 && !selectedCategoryId) {
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setSelectedCategoryId(categoriesData.categories[0].id)
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}
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}, [categoriesData, categoriesError])
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// 监听从 channels 页面传递过来的 categoryId 参数
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useEffect(() => {
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const categoryIdFromParams = params.categoryId as string | undefined
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if (categoryIdFromParams && categoriesData?.categories) {
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setSelectedCategoryId(categoryIdFromParams)
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// 同时更新 activeTab 索引
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const categoryIndex = categoriesData.categories.findIndex(cat => cat.id === categoryIdFromParams)
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if (categoryIndex !== -1) {
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setActiveTab(categoryIndex)
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}
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}
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}, [params.categoryId, categoriesData])
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// 使用接口返回的分类数据，如果没有则使用默认翻译
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const categories = categoriesData?.categories || []
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const tabs = categories.length > 0
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? categories.map(cat => cat.name)
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: [
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t('home.tabs.featured'),
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t('home.tabs.christmas'),
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t('home.tabs.pets'),
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t('home.tabs.avatar'),
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t('home.tabs.theater1'),
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t('home.tabs.theater2'),
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]
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// 获取当前选中分类的模板数据
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const currentCategory = categories.find(cat => cat.id === selectedCategoryId)
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const categoryTemplates = currentCategory?.templates || []
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// 将 CategoryTemplate 数据转换为卡片数据格式
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const displayCardData = categoryTemplates.length > 0
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? categoryTemplates
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.filter((template) => {
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// 过滤掉视频类型的模板，只显示图片
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const previewUrl = (template as any).webpPreviewUrl || template.previewUrl || template.coverImageUrl || ``
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const isVideo = previewUrl.includes('.mp4') || previewUrl.includes('.mov') || previewUrl.includes('.webm')
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return !isVideo
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})
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: []
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const [gridWidth, setGridWidth] = useState(screenWidth)
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const [showTabArrow, setShowTabArrow] = useState(false)
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const [tabsSticky, setTabsSticky] = useState(false)
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const [tabsHeight, setTabsHeight] = useState(0)
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const tabsPositionRef = useRef(0)
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const titleBarHeightRef = useRef(0)
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const horizontalPadding = 8 * 2 // gridContainer 的左右 padding
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const cardGap = 5 // 两个卡片之间的间距
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const numColumns = 3 // 每行显示3个卡片
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const cardWidth = (gridWidth - horizontalPadding - cardGap * (numColumns - 1)) / numColumns
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// 判断是否显示加载状态
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const showLoading = categoriesLoading
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// 判断是否显示分类空状态
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const showEmptyState = !categoriesLoading && categoriesData?.categories && categoriesData.categories.length === 0
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// 判断是否显示模板空状态（当前分类下没有模板）
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const showEmptyTemplates = !categoriesLoading && !showEmptyState && displayCardData.length === 0
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// 渲染标签导航的函数
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const renderTabs = (wrapperStyle?: any) => (
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<View style={[styles.tabsWrapper, wrapperStyle]}>
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<ScrollView
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horizontal
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showsHorizontalScrollIndicator={false}
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style={styles.tabsContainer}
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contentContainerStyle={[
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styles.tabsContent,
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showTabArrow && styles.tabsContentWithArrow,
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]}
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onContentSizeChange={(contentWidth) => {
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const tabsContainerPadding = 16 * 2 // tabsContent 的左右 padding
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const availableWidth = screenWidth - tabsContainerPadding
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setShowTabArrow(contentWidth > availableWidth)
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}}
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>
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{tabs.map((tab, index) => (
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<Pressable
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key={index}
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onPress={() => {
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setActiveTab(index)
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// 设置选中的分类ID
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if (categories.length > 0 && categories[index]) {
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setSelectedCategoryId(categories[index].id)
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} else {
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setSelectedCategoryId(null)
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}
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}}
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style={styles.tab}
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>
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<View style={styles.tabLabelWrapper}>
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{activeTab === index && (
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<LinearGradient
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colors={['#FF9966', '#FF6699', '#9966FF']}
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start={{ x: 0, y: 0 }}
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end={{ x: 1, y: 0 }}
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style={styles.tabUnderline}
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/>
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)}
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<Text
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style={[
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styles.tabText,
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activeTab === index && styles.tabTextActive,
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]}
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>
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{tab}
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</Text>
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</View>
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</Pressable>
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))}
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</ScrollView>
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{showTabArrow && (
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<View style={styles.tabArrowContainer}>
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<LinearGradient
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colors={['#090A0B', 'rgba(9, 10, 11, 0)']}
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locations={[0.38, 1.0]}
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start={{ x: 1, y: 0 }}
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end={{ x: 0, y: 0 }}
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style={styles.tabArrowGradient}
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>
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<Pressable
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style={styles.tabArrow}
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onPress={() => router.push({
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pathname: '/channels' as any,
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params: selectedCategoryId ? { categoryId: selectedCategoryId } : undefined,
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})}
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>
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<DownArrowIcon />
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</Pressable>
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</LinearGradient>
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</View>
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)}
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</View>
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)
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return (
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<SafeAreaView style={styles.container} edges={['top']}>
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<StatusBar style="light" />
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<RNStatusBar barStyle="light-content" />
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{/* 标题栏 */}
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<View
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style={styles.titleBar}
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onLayout={(event) => {
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const { height } = event.nativeEvent.layout
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titleBarHeightRef.current = height
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}}
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>
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<Text style={styles.appTitle}>Popcore</Text>
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<View style={styles.headerRight}>
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<Pressable
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style={styles.pointsContainer}
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onPress={() => router.push('/membership' as any)}
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>
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<PointsIcon />
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<Text style={styles.pointsText}>60</Text>
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</Pressable>
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<Pressable
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style={styles.searchButton}
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onPress={() => router.push('/searchTemplate')}
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>
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<SearchIcon />
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</Pressable>
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</View>
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</View>
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{/* 吸顶的标签导航 - 适配 iOS 和 Android 的安全区域 */}
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{tabsSticky && !showLoading && !showEmptyState && (
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<View
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style={[
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styles.stickyTabsWrapper,
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// 加上 insets.top 以适配不同设备的状态栏高度（iOS 刘海屏、Android 状态栏等）
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{ top: titleBarHeightRef.current + insets.top },
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]}
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>
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{renderTabs(styles.stickyTabs)}
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</View>
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)}
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<ScrollView
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style={styles.scrollView}
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contentContainerStyle={styles.scrollContent}
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showsVerticalScrollIndicator={false}
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refreshControl={
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<RefreshControl refreshing={refreshing} onRefresh={handleRefresh} />
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}
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onScroll={(event) => {
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const scrollY = event.nativeEvent.contentOffset.y
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if (scrollY >= tabsPositionRef.current) {
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setTabsSticky(true)
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} else {
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setTabsSticky(false)
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}
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}}
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// iOS 使用 16ms (60fps)，Android 使用 50ms 以获得更好的性能
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scrollEventThrottle={Platform.OS === 'ios' ? 16 : 50}
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>
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{/* 图片区域 */}
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<View style={styles.heroSection}>
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<ScrollView
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horizontal
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pagingEnabled
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showsHorizontalScrollIndicator={false}
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contentContainerStyle={styles.heroSliderContent}
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>
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{activatesData?.activities.map((activity) => (
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<Pressable key={activity.id} style={styles.heroMainSlide} onPress={() => router.push(activity.link as any)}>
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<Image
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source={{ uri: activity.coverUrl }}
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style={styles.heroMainImage}
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contentFit="cover"
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/>
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<View style={styles.heroTextContainer}>
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<Text style={styles.heroText}>{activity.title}</Text>
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<Text style={styles.heroSubtext}>{activity.desc}</Text>
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</View>
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</Pressable>
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))}
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</ScrollView>
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</View>
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{/* 标签导航 - 只要有分类数据就显示标签 */}
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{!showLoading && !showEmptyState && (
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<View
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onLayout={(event) => {
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const { y, height } = event.nativeEvent.layout
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tabsPositionRef.current = y
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setTabsHeight(height)
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}}
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style={tabsSticky ? { opacity: 0, height: tabsHeight } : undefined}
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>
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{renderTabs()}
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</View>
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)}
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{/* 加载状态 */}
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{showLoading && <LoadingState />}
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{/* 错误状态 - 分类加载失败 */}
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{categoriesError && (
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<ErrorState message="加载分类失败" onRetry={() => loadCategories()} />
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)}
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{/* 空状态 - 分类数据为空 */}
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{showEmptyState && !categoriesError && (
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<ErrorState message="暂无分类数据" onRetry={() => loadCategories()} />
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)}
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{/* 空状态 - 当前分类下没有模板 */}
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{showEmptyTemplates && (
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<ErrorState message="该分类暂无模板" onRetry={() => loadCategories()} />
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)}
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{/* 内容网格 - 使用 FlashList 优化性能 */}
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{!showLoading && !showEmptyState && !showEmptyTemplates && (
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<View
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style={styles.gridContainer}
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onLayout={(event) => {
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const { width } = event.nativeEvent.layout
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setGridWidth(width)
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}}
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>
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<FlashList
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data={displayCardData}
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renderItem={({ item, index }) => (
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<Card
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card={item}
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cardWidth={cardWidth}
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t={t}
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onPress={(id) => {
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router.push({
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pathname: '/templateDetail' as any,
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params: { id: id.toString() },
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})
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}}
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/>
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)}
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keyExtractor={(item) => item.id!}
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numColumns={numColumns}
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showsVerticalScrollIndicator={false}
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scrollEventThrottle={Platform.OS === 'ios' ? 16 : 50}
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/>
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</View>
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)}
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</ScrollView>
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</SafeAreaView>
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)
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}
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const styles = StyleSheet.create({
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container: {
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flex: 1,
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backgroundColor: '#090A0B',
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},
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header: {
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backgroundColor: '#090A0B',
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paddingTop: 8,
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paddingBottom: 12,
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},
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statusBar: {
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flexDirection: 'row',
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justifyContent: 'space-between',
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alignItems: 'center',
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paddingHorizontal: 16,
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paddingBottom: 8,
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},
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time: {
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color: '#FFFFFF',
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fontSize: 14,
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fontWeight: '600',
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},
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statusIcons: {
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flexDirection: 'row',
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alignItems: 'center',
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gap: 4,
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},
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signalBars: {
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width: 18,
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height: 12,
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backgroundColor: '#FFFFFF',
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borderRadius: 2,
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},
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wifiIcon: {
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width: 16,
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height: 12,
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backgroundColor: '#FFFFFF',
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borderRadius: 2,
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},
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batteryIcon: {
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width: 24,
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height: 12,
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backgroundColor: '#FFFFFF',
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borderRadius: 2,
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},
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titleBar: {
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flexDirection: 'row',
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justifyContent: 'space-between',
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alignItems: 'center',
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paddingHorizontal: 16,
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paddingBottom: 7,
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paddingTop: 19,
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},
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appTitle: {
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color: '#F5F5F5',
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fontSize: 18,
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fontWeight: '500',
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},
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headerRight: {
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flexDirection: 'row',
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alignItems: 'center',
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gap: 12,
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},
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pointsContainer: {
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backgroundColor: '#1C1E22',
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borderRadius: 12,
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paddingLeft: 8,
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paddingRight: 10,
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paddingVertical: 4,
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flexDirection: 'row',
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alignItems: 'center',
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},
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pointsText: {
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color: '#FFCF00',
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fontSize: 12,
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fontWeight: '600',
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},
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searchButton: {
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padding: 4,
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},
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scrollView: {
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flex: 1,
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backgroundColor: '#090A0B',
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},
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scrollContent: {
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backgroundColor: '#090A0B',
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},
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heroSection: {
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flexDirection: 'row',
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paddingLeft: 12,
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paddingTop: 12,
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marginBottom: 40,
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overflow: 'hidden',
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},
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heroSliderContent: {
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gap: 12,
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},
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heroMainSlide: {
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width: '100%',
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},
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heroMainImage: {
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width: 265,
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height: 150,
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borderRadius: 12,
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},
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heroTextContainer: {
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paddingTop: 12,
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paddingHorizontal: 8,
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},
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heroText: {
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color: '#ABABAB',
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fontSize: 12,
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marginBottom: 4,
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},
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heroSubtext: {
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color: '#F5F5F5',
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fontSize: 16,
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fontWeight: '500',
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},
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heroSide: {
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width: 120,
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borderRadius: 12,
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overflow: 'hidden',
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},
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heroSideImage: {
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width: '100%',
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height: 140,
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},
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heroSideTextContainer: {
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padding: 8,
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backgroundColor: 'rgba(0, 0, 0, 0.6)',
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},
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heroSideText: {
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color: '#FFFFFF',
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fontSize: 12,
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fontWeight: '500',
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marginBottom: 2,
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},
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heroSideSubtext: {
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color: '#FFFFFF',
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fontSize: 11,
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opacity: 0.9,
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},
|
||
tabsWrapper: {
|
||
position: 'relative',
|
||
marginBottom: 18,
|
||
},
|
||
stickyTabsWrapper: {
|
||
position: 'absolute',
|
||
top: 0,
|
||
left: 0,
|
||
right: 0,
|
||
zIndex: 100,
|
||
backgroundColor: '#090A0B',
|
||
},
|
||
stickyTabs: {
|
||
marginBottom: 0,
|
||
},
|
||
tabsContainer: {
|
||
marginBottom: 0,
|
||
},
|
||
tabsContent: {
|
||
paddingHorizontal: 16,
|
||
gap: 20,
|
||
alignItems: 'center',
|
||
},
|
||
tabsContentWithArrow: {
|
||
paddingRight: 60,
|
||
},
|
||
tab: {
|
||
paddingBottom: 4,
|
||
position: 'relative',
|
||
},
|
||
tabLabelWrapper: {
|
||
position: 'relative',
|
||
paddingBottom: 2,
|
||
alignSelf: 'flex-start',
|
||
justifyContent: 'flex-end',
|
||
},
|
||
tabText: {
|
||
color: '#FFFFFF',
|
||
fontSize: 14,
|
||
fontWeight: '600',
|
||
},
|
||
tabTextActive: {
|
||
opacity: 1,
|
||
fontWeight: '600',
|
||
},
|
||
tabUnderline: {
|
||
position: 'absolute',
|
||
bottom: 0,
|
||
left: 0,
|
||
right: 0,
|
||
height: 12,
|
||
},
|
||
tabArrowContainer: {
|
||
position: 'absolute',
|
||
right: 0,
|
||
top: 0,
|
||
zIndex: 10,
|
||
},
|
||
tabArrowGradient: {
|
||
paddingLeft: 30,
|
||
paddingRight: 16,
|
||
paddingVertical: 4,
|
||
},
|
||
tabArrow: {
|
||
flexDirection: 'row',
|
||
alignItems: 'center',
|
||
justifyContent: 'center',
|
||
},
|
||
gridContainer: {
|
||
flexDirection: 'row',
|
||
flexWrap: 'wrap',
|
||
paddingHorizontal: 8,
|
||
justifyContent: 'space-between',
|
||
},
|
||
card: {
|
||
marginBottom: 12,
|
||
paddingHorizontal: 5,
|
||
},
|
||
flashListContent: {
|
||
gap: 10,
|
||
},
|
||
cardImageContainer: {
|
||
width: '100%',
|
||
borderRadius: 16,
|
||
overflow: 'hidden',
|
||
position: 'relative',
|
||
},
|
||
cardImage: {
|
||
width: '100%',
|
||
height: '100%',
|
||
},
|
||
cardImageGradient: {
|
||
position: 'absolute',
|
||
bottom: 0,
|
||
left: 0,
|
||
right: 0,
|
||
height: '33.33%',
|
||
},
|
||
hotBadge: {
|
||
position: 'absolute',
|
||
top: 8,
|
||
left: 8,
|
||
backgroundColor: '#191A1F80',
|
||
paddingHorizontal: 7,
|
||
paddingVertical: 4,
|
||
borderRadius: 100,
|
||
flexDirection: 'row',
|
||
alignItems: 'center',
|
||
justifyContent: 'center',
|
||
gap: 1,
|
||
},
|
||
hotEmoji: {
|
||
fontSize: 10,
|
||
},
|
||
hotText: {
|
||
color: '#F5F5F5',
|
||
fontSize: 11,
|
||
fontWeight: '500',
|
||
},
|
||
cardTitle: {
|
||
position: 'absolute',
|
||
bottom: 12,
|
||
left: 12,
|
||
fontSize: 14,
|
||
fontWeight: '500',
|
||
color: '#F5F5F5',
|
||
lineHeight: 20,
|
||
},
|
||
})
|