Localstorage

Simple json file-based storage for flutter

Installation

Add dependency to pubspec.yaml

dependencies:
  ...
  localstorage: ^1.2.0

Run in your terminal

flutter packages get

Example

class SomeWidget extends StatelessWidget {
  final LocalStorage storage = new LocalStorage('some_key');

  @override
  Widget build(BuildContext context) {
    return FutureBuilder(
      future: storage.ready,
      builder: (BuildContext context, snapshot) {
        if (snapshot.data == true) {
          Map<String, dynamic> data = storage.getItem('key');

          return SomeDataView(data: data);
        } else {
          return SomeLoadingStateWidget();
        }
      },
    );
  }
}

License

MIT

Libraries

localstorage

Dart

dart:ui
Built-in types and core primitives for a Flutter application. [...]

Core

dart:async
Support for asynchronous programming, with classes such as Future and Stream. [...]
dart:collection
Classes and utilities that supplement the collection support in dart:core. [...]
dart:convert
Encoders and decoders for converting between different data representations, including JSON and UTF-8. [...]
dart:core
Built-in types, collections, and other core functionality for every Dart program. [...]
dart:developer
Interact with developer tools such as the debugger and inspector. [...]
dart:math
Mathematical constants and functions, plus a random number generator. [...]
dart:typed_data
Lists that efficiently handle fixed sized data (for example, unsigned 8 byte integers) and SIMD numeric types. [...]

VM

dart:io
File, socket, HTTP, and other I/O support for non-web applications. [...]
dart:isolate
Concurrent programming using isolates: independent workers that are similar to threads but don't share memory, communicating only via messages. [...]