fetch_pool 1.0.1

A library to asynchronously download URLs using a pool of parallel connections.

example/fetch_pool_example.dart

import 'package:fetch_pool/fetch_pool.dart';

void main() async {
  const urls = [
    'https://picsum.photos/id/0/5616/3744',
    'https://picsum.photos/id/1/5616/3744',
    'https://picsum.photos/id/10/2500/1667',
    'https://picsum.photos/id/100/2500/1656',
    'https://picsumwursttest.photos/id/1000xAAA/5626/3635', // intentional
    'https://picsum.photos/id/1001/5616/3744',
    'https://picsum.photos/id/1002/4312/2868',
    'https://picsum.photos/id/1003/1181/1772',
    'https://picsum.photos/id/1004/5616/3744',
    'https://picsum.photos/id/1005/5760/3840',
    'https://picsum.photos/id/1006/3000/2000',
    'https://picsum.photos/id/1008/5616/3744',
    'https://picsum.photos/id/1009/5000/7502',
    'https://picsum.photos/id/101/2621/1747',
    'https://picsum.photos/id/1010/5184/3456',
    'https://picsum.photos/id/1011/5472/3648',
    'https://picsum.photos/id/1012/3973/2639',
    'https://picsum.photos/id/1013/4256/2832',
    'https://picsum.photos/id/1014/6016/4000',
    'https://picsum.photos/id/1015/6000/4000',
    'https://picsum.photos/id/1016/3844/2563',
    'https://picsum.photos/id/1018/3914/2935',
    'https://picsum.photos/id/1019/5472/3648',
    'https://picsum.photos/id/102/4320/3240',
    'https://picsum.photos/id/1020/4288/2848',
    'https://picsum.photos/id/1021/2048/1206',
    'https://picsum.photos/id/1022/6000/3376',
    'https://picsum.photos/id/1023/3955/2094',
    'https://picsum.photos/id/1024/1920/1280',
    'https://picsum.photos/id/1025/4951/3301'
  ];

  final pool = FetchPool(
      maxConcurrent: 2,
      urls: urls,
      destinationDirectory: './deep/path/to/images');
  final results = await pool.fetch(progressCallback: (progress) {
    print('Total progress: $progress');
  });

  results.forEach((url, result) {
    if (result.isSuccess) {
      print('SUCCESS: $url > ${result.localPath}');
    } else {
      print('FAILURE: $url > ${result.error}');
    }
  });

  print('Done');
}