zeba_academy_decision_tree 🌳

A powerful and customizable Flutter Decision Tree package for building interactive decision flows, question paths, outcomes, and visual decision maps.

Create intelligent flows for:

  • Learning platforms
  • Quiz systems
  • Recommendation engines
  • Course guidance
  • Assessment tools
  • Interactive applications

Built with ❤️ for Flutter developers.

✨ Features

✅ Dynamic decision tree builder ✅ Question nodes ✅ Multiple answer paths ✅ Conditional navigation ✅ Outcome screens ✅ Interactive tree visualization ✅ Reusable Flutter widgets ✅ Clean package architecture ✅ Fully customizable UI ✅ Lightweight and dependency-free

📦 Installation

Add this package to your pubspec.yaml:

dependencies:
  zeba_academy_decision_tree: ^1.0.0

Run:

flutter pub get

🚀 Getting Started

Import the package:

import 'package:zeba_academy_decision_tree/zeba_academy_decision_tree.dart';

🌳 Create a Decision Tree

Example:

DecisionFlow(

startNode: "start",

nodes: [

DecisionNode(

id: "start",

question: "What do you want to learn?",

answers: [

DecisionAnswer(
text: "Flutter",
outcome: "flutter",
),

DecisionAnswer(
text: "Backend",
outcome: "backend",
),

],

),

],

outcomes: {

"flutter":

DecisionOutcome(

title: "Flutter Development",

description:
"Start building beautiful mobile apps.",

),

"backend":

DecisionOutcome(

title: "Backend Development",

description:
"Learn APIs and server development.",

),

},

)

📚 Core Concepts

DecisionNode

A question or decision point.

DecisionNode(

id: "level",

question: "Choose your level",

answers: [],

)

DecisionAnswer

Defines available paths.

Example:

DecisionAnswer(

text: "Beginner",

nextNode: "basic",

)

Direct outcome:

DecisionAnswer(

text: "Complete",

outcome: "success",

)

DecisionOutcome

Final result screen.

DecisionOutcome(

title: "Congratulations",

description:
"You completed the journey.",

)

🌲 Tree Visualization

Display your complete decision structure:

DecisionTreeView(

nodes: nodes,

)

Includes:

  • Interactive scrolling
  • Zoom support
  • Complete tree overview

🎯 Use Cases

Education

Create:

  • Learning paths
  • Skill assessments
  • Course recommendations
  • Student guidance

Business

Create:

  • Product selection flows
  • Customer journeys
  • Recommendation systems

Applications

Create:

  • Setup wizards
  • Interactive guides
  • Surveys

📁 Project Structure

lib/

src/

models/

decision_node.dart
decision_answer.dart
decision_outcome.dart


engine/

decision_engine.dart


widgets/

question_card.dart
answer_button.dart
outcome_view.dart
tree_view.dart


screens/

decision_flow.dart

🧪 Testing

Run tests:

flutter test

Analyze:

flutter analyze

🤝 Contributing

Contributions are welcome.

Steps:

  1. Fork the repository

  2. Create a branch

git checkout -b feature/new-feature
  1. Commit changes
git commit -m "Add new feature"
  1. Push branch
git push origin feature/new-feature
  1. Open Pull Request

📜 License

This project is licensed under the:

GNU General Public License v3.0 (GPL-3.0)

You are free to:

✅ Use ✅ Modify ✅ Share ✅ Distribute

See:

LICENSE

for full license details.

👨‍💻 About Me

✨ I’m Sufyan bin Uzayr, an open-source developer passionate about building and sharing meaningful projects.

Learn more:

https://sufyanism.com/

LinkedIn:

https://www.linkedin.com/in/sufyanism

🚀 Zeba Academy

Your all-in-one learning hub!

Explore courses and resources in coding, technology, and development.

🌐 Main Website:

https://zeba.academy

💻 Courses:

https://code.zeba.academy

📺 YouTube:

https://www.youtube.com/@zeba.academy

📸 Instagram:

https://www.instagram.com/zeba.academy/

Zeba Academy is dedicated to:

  • Coding
  • Technology
  • Development
  • Practical projects
  • Hands-on learning

⭐ Support

If this package helps you:

⭐ Star the repository ⭐ Share with developers ⭐ Contribute improvements

Thank you for using:

zeba_academy_decision_tree 💙

Libraries

zeba_academy_decision_tree