react-native-suno-sunmi-printer

React Native Suno Sunmi Printer

Installation

npm install react-native-suno-sunmi-printer

Usage

import * as React from 'react';
import {
  StyleSheet,
  View,
  Button,
  Platform,
  PermissionsAndroid,
  type PermissionStatus,
} from 'react-native';
import { SunmiPrinter, SunmiPrinterStatus } from 'react-native-suno-sunmi-printer';

const printer = new SunmiPrinter();

export default function App() {
  React.useEffect(() => {
    if (Platform.OS !== 'android') return;
    const listenStatus = printer.listenPrinterStatus();
    printer.commitPrinterBuffer();
    return () => listenStatus.remove();
  }, []);

  const print = async () => {
    if (Platform.OS === 'android') {
      const grantedWriteStorage: PermissionStatus = await PermissionsAndroid.request(
        'android.permission.WRITE_EXTERNAL_STORAGE',
        {
          title: 'Yêu cầu quyền ghi dữ liệu',
          message: 'Cho phép ứng dụng Suno truy xuất ghi dữ liệu để in hóa đơn?',
          buttonNegative: 'Đóng',
          buttonPositive: 'Đồng ý',
        }
      );
      const grantedReadStorage: PermissionStatus = await PermissionsAndroid.request(
        'android.permission.READ_EXTERNAL_STORAGE',
        {
          title: 'Yêu cầu quyền đọc dữ liệu',
          message: 'Cho phép ứng dụng Suno truy xuất đọc dữ liệu để in hóa đơn?',
          buttonNegative: 'Đóng',
          buttonPositive: 'Đồng ý',
        }
      );
      if (grantedReadStorage === 'granted' && grantedWriteStorage === 'granted') {
        try {
          if (SunmiPrinterStatus.hasPaper && !SunmiPrinterStatus.coverOpen) {
            await printer.setAlignment(0);
            await printer.printString('Print text, print text, print text !!!');
            await printer.printOriginalText('\n');
            await printer.lineWrap(1);
            await printer.cutPaper();
          }
        } catch (e) {
          console.log('Print error =>', e);
        }
      }
    }
  };

  return (
    <View style={styles.container}>
      <Button title="Test print" onPress={print} />
    </View>
  );
}

const styles = StyleSheet.create({
  container: {
    flex: 1,
    alignItems: 'center',
    justifyContent: 'center',
  },
  box: {
    width: 60,
    height: 60,
    marginVertical: 20,
  },
});

Contributing

See the contributing guide to learn how to contribute to the repository and the development workflow.

License

MIT

Made with create-react-native-library