aly_oss 1.0.1

An aliyun oss plugin for flutter. Use this plugin to upload files to aliyun oss.

example/lib/main.dart

import 'dart:async';

import 'package:aly_oss/aly_oss.dart';
import 'package:flutter/material.dart';
import 'package:image_picker/image_picker.dart';
import 'package:uuid/uuid.dart';

const bucketName = '<your bucket name>';

void main() => runApp(App());

class App extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Main(),
    );
  }
}

class Main extends StatefulWidget {
  @override
  _MainState createState() => _MainState();
}

class _MainState extends State<Main> {
  final _uuid = Uuid();
  final AlyOss _alyOss = AlyOss();
  StreamSubscription<UploadResponse> subscription;

  @override
  void initState() {
    super.initState();

    subscription = _alyOss.onUpload.listen((data) {
      print(data.toString());
      if (data.success) {
      } else {}
    });
  }

  @override
  void dispose() {
    if (subscription != null) {
      subscription.cancel();
    }

    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Aly Oss Plugin example app'),
        ),
        body: Center(
          child: Column(
            mainAxisSize: MainAxisSize.min,
            children: <Widget>[
              RaisedButton(
                color: Theme.of(context).primaryColor,
                textColor: Colors.white,
                child: Text('INIT'),
                onPressed: () async {
                  var result = await _alyOss
                      .init(InitRequest(_uuid.v4(), 'https://<your server>/get-security-token', 'oss-cn-beijing.aliyuncs.com', '<your aes key>', '<your iv>'));

                  showDialog(
                    context: context,
                    builder: (BuildContext context) {
                      return AlertDialog(
                        title: Text("INIT"),
                        content: Text(result['instanceId']),
                        actions: <Widget>[
                          FlatButton(
                            child: Text("OK"),
                            onPressed: () {
                              Navigator.of(context).pop();
                            },
                          )
                        ],
                      );
                    },
                  );
                },
              ),
              RaisedButton(
                color: Theme.of(context).primaryColor,
                textColor: Colors.white,
                child: Text('UPLOAD'),
                onPressed: () async {
                  var image = await ImagePicker.pickImage(source: ImageSource.gallery);

                  _alyOss.upload(UploadRequest(_uuid.v4(), bucketName, 'flutter/a.jpg', image.absolute.path));
                },
              ),
              RaisedButton(
                color: Theme.of(context).primaryColor,
                textColor: Colors.white,
                child: Text('EXIST'),
                onPressed: () async {
                  var result = await _alyOss.exist(KeyRequest(_uuid.v4(), bucketName, 'flutter/a.jpg'));

                  showDialog(
                    context: context,
                    builder: (BuildContext context) {
                      return AlertDialog(
                        title: Text("EXIST"),
                        content: Text(result['exist']),
                        actions: <Widget>[
                          FlatButton(
                            child: Text("OK"),
                            onPressed: () {
                              Navigator.of(context).pop();
                            },
                          )
                        ],
                      );
                    },
                  );
                },
              ),
              RaisedButton(
                color: Theme.of(context).primaryColor,
                textColor: Colors.white,
                child: Text('DELETE'),
                onPressed: () async {
                  var result = await _alyOss.delete(KeyRequest(_uuid.v4(), bucketName, 'flutter/a.jpg'));

                  showDialog(
                    context: context,
                    builder: (BuildContext context) {
                      return AlertDialog(
                        title: Text("DELETE"),
                        content: Text('OK'),
                        actions: <Widget>[
                          FlatButton(
                            child: Text("OK"),
                            onPressed: () {
                              Navigator.of(context).pop();
                            },
                          )
                        ],
                      );
                    },
                  );
                },
              ),
              SizedBox(
                height: 180,
              ),
            ],
          ),
        ),
      ),
    );
  }
}