230 lines
8.7 KiB
TypeScript
230 lines
8.7 KiB
TypeScript
import { useState, useEffect } from 'react'
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import {
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View,
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Text,
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StyleSheet,
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Pressable,
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StatusBar as RNStatusBar,
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ActivityIndicator,
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} from 'react-native'
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import { StatusBar } from 'expo-status-bar'
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import { LinearGradient } from 'expo-linear-gradient'
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import { SafeAreaView } from 'react-native-safe-area-context'
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import { useRouter, useLocalSearchParams } from 'expo-router'
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import { useTranslation } from 'react-i18next'
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import { TopArrowIcon } from '@/components/icon'
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import GradientText from '@/components/GradientText'
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import { useCategories } from '@/hooks/use-categories'
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export default function ChannelsScreen() {
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const { t } = useTranslation()
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const router = useRouter()
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const params = useLocalSearchParams()
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const [isExpanded, setIsExpanded] = useState(true)
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// 使用 useCategories hook 获取分类数据
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const { load, data: categoriesData, loading: categoriesLoading, error: categoriesError } = useCategories()
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// 从路由参数获取当前选中的分类 ID
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const currentCategoryId = params.categoryId as string | undefined
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useEffect(() => {
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// 加载分类数据
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load()
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}, [])
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// 使用接口返回的分类数据
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const categories = categoriesData?.categories || []
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// 如果没有分类数据，显示加载状态或空状态
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const showLoading = categoriesLoading
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const showEmptyState = !categoriesLoading && categories.length === 0
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return (
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<View style={styles.screen}>
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<StatusBar style="light" />
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<RNStatusBar barStyle="light-content" />
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{/* 顶部容器 - 包含 header 和频道选择区域，带底部圆角 */}
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<View style={styles.topContainer}>
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<SafeAreaView style={styles.safeArea} edges={['top']}>
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{/* 标题栏 */}
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<View style={styles.header}>
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<Text style={styles.headerTitle}>{t('channels.title')}</Text>
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<Pressable
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onPress={() => {
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router.back()
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}}
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>
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<TopArrowIcon />
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</Pressable>
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</View>
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{/* 频道选择区域 */}
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{isExpanded && (
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<View style={styles.channelsSection}>
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{showLoading ? (
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<View style={styles.loadingContainer}>
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<ActivityIndicator size="small" color="#FF6699" />
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</View>
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) : showEmptyState ? (
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<View style={styles.emptyStateContainer}>
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<Text style={styles.emptyStateText}>{t('channels.noCategories') || '暂无分类'}</Text>
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<Pressable style={styles.retryButton} onPress={() => load()}>
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<Text style={styles.retryButtonText}>{t('channels.retry') || '重新加载'}</Text>
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</Pressable>
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</View>
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) : (
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<View style={styles.channelsGrid}>
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{categories.map((category) => {
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const isSelected = currentCategoryId === category.id
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return (
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<Pressable
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key={category.id}
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onPress={() => {
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// 选择分类后返回首页
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router.push({
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pathname: '/' as any,
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params: { categoryId: category.id },
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})
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}}
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style={[styles.channelButtonWrapper]}
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>
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{isSelected ? (
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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.channelButtonGradient}
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>
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<View style={styles.channelButtonDefault}>
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<GradientText
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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.channelButtonText}
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>
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{category.name}
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</GradientText>
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</View>
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</LinearGradient>
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) : (
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<View style={styles.channelButtonWrapperUnselected}>
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<View style={styles.channelButtonDefault}>
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<Text style={styles.channelButtonText}>
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{category.name}
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</Text>
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</View>
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</View>
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)}
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</Pressable>
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)
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})}
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</View>
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)}
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</View>
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)}
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</SafeAreaView>
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</View>
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</View>
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)
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}
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const styles = StyleSheet.create({
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screen: {
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flex: 1,
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backgroundColor: '#0A0A0A',
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},
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topContainer: {
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backgroundColor: '#16181B',
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borderBottomLeftRadius: 16,
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borderBottomRightRadius: 16,
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overflow: 'hidden',
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},
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safeArea: {
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backgroundColor: '#16181B',
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},
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header: {
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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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paddingTop: 27,
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paddingBottom: 12,
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},
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headerTitle: {
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color: '#F5F5F5',
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fontSize: 12,
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fontWeight: '500',
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},
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searchText: {
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color: '#ABABAB',
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fontSize: 14,
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fontWeight: '400',
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},
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channelsSection: {
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paddingHorizontal: 12,
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paddingBottom: 12,
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},
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channelsGrid: {
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flexDirection: 'row',
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flexWrap: 'wrap',
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gap: 8,
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},
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channelButtonWrapper: {
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// 按钮宽度根据内容自适应
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},
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channelButtonGradient: {
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borderRadius: 100,
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padding: 1,
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},
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channelButtonWrapperUnselected: {
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borderRadius: 100,
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padding: 1,
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backgroundColor: 'transparent',
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},
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channelButtonDefault: {
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backgroundColor: '#262A31',
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borderRadius: 100,
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paddingVertical: 8,
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paddingHorizontal: 17,
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borderWidth: 1,
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borderColor: '#262A31',
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},
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channelButtonText: {
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color: '#F5F5F5',
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fontSize: 12,
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fontWeight: '500',
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textAlign: 'center',
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},
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loadingContainer: {
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paddingVertical: 24,
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alignItems: 'center',
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justifyContent: 'center',
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},
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emptyStateContainer: {
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paddingVertical: 40,
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alignItems: 'center',
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justifyContent: 'center',
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gap: 16,
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},
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emptyStateText: {
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color: '#ABABAB',
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fontSize: 14,
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},
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retryButton: {
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backgroundColor: '#FF6699',
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paddingHorizontal: 24,
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paddingVertical: 12,
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borderRadius: 8,
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},
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retryButtonText: {
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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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})
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