converter/src/app/converter/utf8decoder.ts

import {Converter} from './converter';
import {NativeLibraryWrapperService} from '../nativelibrarywrapper.service';

export class UTF8Decoder implements Converter {

  constructor(private nativeLibraryWrapperService: NativeLibraryWrapperService) {
  }

  getDisplayname(): string {
    return 'Decode UTF-8';
  }

  getId(): string {
    return 'decodeutf8';
  }

  convert(input: string): string {
    try {
      return this.nativeLibraryWrapperService.utf8.decode(input);
    } catch (error) {
      throw new Error('The input can not be interpreted a valid UTF-8 encoded string. May be corrupt?');
    }
  }
}