import 'dart:typed_data';

import 'package:charset_converter/charset_converter.dart';
import 'package:esc_pos_utils/esc_pos_utils.dart';
import 'package:flutter/services.dart';
import 'dart:io';
import 'package:image/image.dart';



Future<List<int>> getReceipt() async {
  final profile = await CapabilityProfile.load();
  final generator = Generator(PaperSize.mm80, profile);
  List<int> bytes = [];
  generator.setGlobalCodeTable('CP866');
  Uint8List firstCol = await CharsetConverter.encode('cp866', 'Русский');

  bytes += generator.textEncoded(firstCol, styles: const PosStyles(align: PosAlign.left));

  bytes +=
      generator.text('Align center', styles: const PosStyles(align: PosAlign.center));
  bytes += generator.text('Align right',
      styles: const PosStyles(align: PosAlign.right), linesAfter: 1);

  bytes += generator.row([
    PosColumn(
      text: 'col3',
      width: 3,
      styles: const PosStyles(align: PosAlign.center, underline: true),
    ),
    PosColumn(
      text: 'col6',
      width: 6,
      styles: const PosStyles(align: PosAlign.center, underline: true),
    ),
    PosColumn(
      text: 'col3',
      width: 3,
      styles: const PosStyles(align: PosAlign.center, underline: true),
    ),
  ]);

  // bytes += generator.text('Text size 200%',
  //     styles: const PosStyles(
  //       height: PosTextSize.size2,
  //       width: PosTextSize.size2,
  //     ));
  //
  // // Print barcode
  // final List<int> barData = [1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 4];
  // bytes += generator.barcode(Barcode.upcA(barData));

  bytes += generator.feed(2);
  bytes += generator.cut();
  return bytes;
}

Future<List<int>> getReceiptImg() async {
  final profile = await CapabilityProfile.load();
  final generator = Generator(PaperSize.mm80, profile);
  List<int> bytes = [];
  generator.setGlobalCodeTable('CP866');
  final ByteData data = await rootBundle.load('assets/images/aman_kassa_check.png') as ByteData;
  final Uint8List imgBytes = data.buffer.asUint8List();
  final Image? image = decodeImage(imgBytes);
// Using `ESC *`
  bytes += generator.image(image!);
  bytes += generator.feed(2);
  bytes += generator.cut();
  return bytes;
}