flutter_odatabr 0.0.2

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flutter_odatabr #

ODataBr package implement OData.org model

We use Flutter to access ODataBr Server to support Firebird, Oracle, MySql...

See: http://tireideletra.com.br

Getting Started #

This project is a starting point for a Dart package, a library module containing code that can be shared easily across multiple Flutter or Dart projects.

For help getting started with Flutter, view our online documentation, which offers tutorials, samples, guidance on mobile development, and a full API reference.

[0.0.1] - TODO: Add release date. #

  • TODO: Describe initial release.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:flutter_odatabr/flutter_odatabr.dart';
import 'package:sliver_scaffold/sliver_scaffold.dart';

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

const _host = 'http://10.1.11.104:8886';

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        // This is the theme of your application.
        //
        // Try running your application with "flutter run". You'll see the
        // application has a blue toolbar. Then, without quitting the app, try
        // changing the primarySwatch below to Colors.green and then invoke
        // "hot reload" (press "r" in the console where you ran "flutter run",
        // or simply save your changes to "hot reload" in a Flutter IDE).
        // Notice that the counter didn't reset back to zero; the application
        // is not restarted.
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(title: 'ODataBr Demo'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  // This widget is the home page of your application. It is stateful, meaning
  // that it has a State object (defined below) that contains fields that affect
  // how it looks.

  // This class is the configuration for the state. It holds the values (in this
  // case the title) provided by the parent (in this case the App widget) and
  // used by the build method of the State. Fields in a Widget subclass are
  // always marked "final".

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;

  void _incrementCounter() {
    setState(() {
      // This call to setState tells the Flutter framework that something has
      // changed in this State, which causes it to rerun the build method below
      // so that the display can reflect the updated values. If we changed
      // _counter without calling setState(), then the build method would not be
      // called again, and so nothing would appear to happen.
      _counter++;
    });
  }

  Widget _places() {
    return StreamBuilder<ODataDocuments>(
      stream: OData(_host).collection('produtos').get(),
      builder: (context, snap) {
        if (!snap.hasData) return Text('Carregando');
        return ListView.builder(
          itemCount: snap.data.count,
          itemBuilder: (context, index) {
            var item = snap.data.data[index];
            return ListTile(title: Text(item['nome']));
          },
        );
      },
    );
  }

  @override
  Widget build(BuildContext context) {
    // This method is rerun every time setState is called, for instance as done
    // by the _incrementCounter method above.
    //
    // The Flutter framework has been optimized to make rerunning build methods
    // fast, so that you can just rebuild anything that needs updating rather
    // than having to individually change instances of widgets.
    return Scaffold(
      appBar: AppBar(
        // Here we take the value from the MyHomePage object that was created by
        // the App.build method, and use it to set our appbar title.
        title: Text(widget.title),
      ),
      //cards: _places(),
      /*listView: <Widget>[
        Center(
            // Center is a layout widget. It takes a single child and positions it
            // in the middle of the parent.
            child: Text(
          'You have pushed the button this many times:',
        )),
        Center(
          child: Text(
            '$_counter',
            style: Theme.of(context).textTheme.display1,
          ),
        ),
      ],*/
      body: _places(),
      floatingActionButton: FloatingActionButton(
        onPressed: _incrementCounter,
        tooltip: 'Increment',
        child: Icon(Icons.add),
      ), // This trailing comma makes auto-formatting nicer for build methods.
    );
  }
}

Use this package as a library

1. Depend on it

Add this to your package's pubspec.yaml file:


dependencies:
  flutter_odatabr: ^0.0.2

2. Install it

You can install packages from the command line:

with Flutter:


$ flutter pub get

Alternatively, your editor might support flutter pub get. Check the docs for your editor to learn more.

3. Import it

Now in your Dart code, you can use:


import 'package:flutter_odatabr/flutter_odatabr.dart';
  
Popularity:
Describes how popular the package is relative to other packages. [more]
37
Health:
Code health derived from static analysis. [more]
99
Maintenance:
Reflects how tidy and up-to-date the package is. [more]
38
Overall:
Weighted score of the above. [more]
56
Learn more about scoring.

We analyzed this package on Apr 1, 2020, and provided a score, details, and suggestions below. Analysis was completed with status completed using:

  • Dart: 2.7.1
  • pana: 0.13.6
  • Flutter: 1.12.13+hotfix.8

Health issues and suggestions

Document public APIs. (-1 points)

50 out of 50 API elements have no dartdoc comment.Providing good documentation for libraries, classes, functions, and other API elements improves code readability and helps developers find and use your API.

Fix lib/src/odata.dart. (-0.50 points)

Analysis of lib/src/odata.dart reported 1 hint:

line 82 col 50: This function has a return type of 'String', but doesn't end with a return statement.

Maintenance suggestions

Package is getting outdated. (-32.33 points)

The package was last published 69 weeks ago.

The package description is too short. (-20 points)

Add more detail to the description field of pubspec.yaml. Use 60 to 180 characters to describe the package, what it does, and its target use case.

Package is pre-v0.1 release. (-10 points)

While nothing is inherently wrong with versions of 0.0.*, it might mean that the author is still experimenting with the general direction of the API.

Dependencies

Package Constraint Resolved Available
Direct dependencies
Dart SDK >=2.0.0-dev.68.0 <3.0.0
flutter 0.0.0
Transitive dependencies
collection 1.14.11 1.14.12
meta 1.1.8
sky_engine 0.0.99
typed_data 1.1.6
vector_math 2.0.8
Dev dependencies
flutter_test