Building a package to manage lists with Flutter Bloc

Dana Hartweg
Jul 22, 2020 · 10 min read

Goal

Initial plan

Image for post
Image for post
Rough initial plan

Entry widget

Filter/search state

List state

Getting started

The new plan

Image for post
Image for post
Final plan

List manager

Filter conditions bloc

Source initialization

Adding and removing conditions

Search query bloc

Item list bloc

Initialization

Mapping events

Filtering source items

Searching source items

Testing

The mutation problem

The stream problem

Publishing

Where to go from here

Source bloc

Pluggable search

Non-string filter conditions

Enhanced filter options

Flutter Community

Articles and Stories from the Flutter Community

Medium is an open platform where 170 million readers come to find insightful and dynamic thinking. Here, expert and undiscovered voices alike dive into the heart of any topic and bring new ideas to the surface. Learn more

Follow the writers, publications, and topics that matter to you, and you’ll see them on your homepage and in your inbox. Explore

If you have a story to tell, knowledge to share, or a perspective to offer — welcome home. It’s easy and free to post your thinking on any topic. Write on Medium

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store