64 lines
1.7 KiB
TypeScript
64 lines
1.7 KiB
TypeScript
import { Ionicons } from '@expo/vector-icons'
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import { CameraView, useCameraPermissions } from 'expo-camera'
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import { Stack, useRouter } from 'expo-router'
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import { useCallback, useEffect, useRef } from 'react'
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import { Pressable, View } from 'react-native'
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import { Block } from '@/@share/components'
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import { userStore } from '@/stores/userStore'
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export default function ScanPage() {
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const router = useRouter()
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const scannedRef = useRef(false)
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const [permission] = useCameraPermissions()
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useEffect(() => {
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userStore.setScannedQR('')
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}, [])
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const handleBarcodeScanned = useCallback(
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({ data }: { data: string }) => {
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if (scannedRef.current) return
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scannedRef.current = true
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userStore.setScannedQR(data)
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setTimeout(() => router.back(), 300)
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},
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[router],
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)
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if (!permission?.granted) {
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return (
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<View className="flex-1 bg-white">
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<Stack.Screen options={{ headerShown: false }} />
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</View>
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)
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}
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return (
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<Block className="flex-1">
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<Stack.Screen
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options={{
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title: '扫描二维码',
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headerLeft: () => (
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<Pressable onPress={() => router.back()} hitSlop={8}>
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<Ionicons name="arrow-back" size={24} color="#0066CC" />
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</Pressable>
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),
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}}
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/>
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<CameraView
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style={{ flex: 1 }}
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onBarcodeScanned={scannedRef?.current ? undefined : handleBarcodeScanned}
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barcodeScannerSettings={{ barcodeTypes: ['qr'] }}
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>
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{/* 扫描框 */}
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<Block className="absolute inset-0 flex items-center justify-center">
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<Block className="size-64 rounded-3xl border-2 border-primary" />
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</Block>
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</CameraView>
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</Block>
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)
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}
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