kmpdfkit_demo/lib/convert_flutter.dart

import 'package:ConversionFlutterDemo/models/convert_bean.dart';
import 'package:ConversionFlutterDemo/models/convert_contain_options_bean.dart';
import 'package:ConversionFlutterDemo/states/convert_provider.dart';
import 'package:flutter/cupertino.dart';
import 'package:flutter/services.dart';
import 'package:provider/provider.dart';

///Use ‘EventChannel’ to communicate with Android\ios for file conversion.
class ConvertFlutter {
  static const EventChannel _channel =
      EventChannel('com.compdfkit.conversion.flutter.convert');

  void convert(BuildContext context, ConvertBean bean) {
    _channel.receiveBroadcastStream(bean.getOptions()).listen((event) {
      Map<dynamic, dynamic> result = event;
      String tag = result['dataTag'];
      int progress = result['progress'];
      int status = result['status'];
      context.read<ConvertProvider>().updateStatus(tag, progress, status, null);

      if (status == convertSuccess || status == convertFail) {
        context
            .read<ConvertProvider>()
            .updateStatus(tag, progress, status, result['outputPath']);
        ConvertBean nextBean =
            context.read<ConvertProvider>().getNextConvertBean();
        convert(context, nextBean);
      }
    }, onDone: () {}, onError: (object) {});
  }
}