41 lines
1.7 KiB
TypeScript
41 lines
1.7 KiB
TypeScript
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import React, { useState, type Node } from 'react';
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import { SafeAreaView, ScrollView, StyleSheet, Text, TouchableHighlight, View } from 'react-native';
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import { read, utils, version } from 'xlsx';
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import { getEnforcing } from 'react-native/Libraries/TurboModule/TurboModuleRegistry';
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const DocumentPicker = getEnforcing('DocumentPicker');
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const App: () => Node = () => {
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const [ aoa, setAoA ] = useState(["SheetJS".split(""), "5433795".split("")]);
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return (
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<SafeAreaView style={styles.outer}>
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<Text style={styles.title}>SheetJS × React Native Windows {version}</Text>
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<TouchableHighlight onPress={async() => {
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try {
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const b64 = await DocumentPicker.PickAndRead();
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const wb = read(b64);
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setAoA(utils.sheet_to_json(wb.Sheets[wb.SheetNames[0]], { header: 1 } ));
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} catch(err) { alert(`Error: ${err.message}`); }
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}}><Text style={styles.button}>Click here to Open File!</Text></TouchableHighlight>
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<ScrollView contentInsetAdjustmentBehavior="automatic">
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<View style={styles.table}>{aoa.map((row,R) => (
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<View style={styles.row} key={R}>{row.map((cell,C) => (
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<View style={styles.cell} key={C}><Text>{cell}</Text></View>
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))}</View>
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))}</View>
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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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cell: { flex: 4 },
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row: { flexDirection: 'row', justifyContent: 'space-evenly', padding: 10, backgroundColor: 'white', },
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table: { display: 'flex', flexDirection: 'column', alignItems: 'center', justifyContent: 'center', },
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outer: { marginTop: 32, paddingHorizontal: 24, },
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title: { fontSize: 24, fontWeight: '600', },
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button: { marginTop: 8, fontSize: 18, fontWeight: '400', },
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});
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export default App;
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