rohitjakhar/quizzon

Quizzon: Create and play quizzes free

QuizZon

QuizZon is an app to create and play quizzes

Application Install

You can Install QuizZon app from playstore 👇

Setup

Clone the repository on your machine. Open the project on your IDE and connect it to firebase and harperDB and everything will be setup

• Add your firebase json class in app directory
• Add your Harperdb Credentital in build.property

About

It uses firebase and HarperDB as it's backend. It uses Firebase Authentication for email based auth, Firebase Crashlytics for crash reporting and HarperDB as its database.

• Fully functionable.
• Clean and Simple Material UI.

Insights into the app 🔎

📸 Screenshots

Built With 🛠

• Kotlin - First class and official programming language for Android development.
• Coroutines - For asynchronous and more..
• Flow - A cold asynchronous data stream that sequentially emits values and completes normally or with an exception.
• StateFlow - StateFlow is a state-holder observable flow that emits the current and new state updates to its collectors.
• Android Architecture Components - Collection of libraries that help you design robust, testable, and maintainable apps.
  • ViewModel - Stores UI-related data that isn't destroyed on UI changes.
  • ViewBinding - Generates a binding class for each XML layout file present in that module and allows you to more easily write code that interacts with views.
  • DataStore - Jetpack DataStore is a data storage solution that allows you to store key-value pairs or typed objects with protocol buffers.
• Dependency Injection -
  • Hilt-Dagger - Standard library to incorporate Dagger dependency injection into an Android application.
  • Hilt-ViewModel - DI for injecting ViewModel.
• Backend
  • Firebase
    • Firebase Auth - To support email based authentication and google authentication
    • Firebase Crashlytics - To report app crashes
  • HarperDB - HarperDB is a geo-distributed database with hybrid SQL & NoSQL functionality in one powerful tool, accessed via a REST API.
• Retrofit - A type-safe HTTP client for Android and Java.
• GSON - A modern JSON library for Kotlin and Java.
• GSON Converter - A Converter which uses Moshi for serialization to and from JSON.
• Material Components for Android - Modular and customizable Material Design UI components for Android.
• Progress Button - Progress Button is a android library for hanling different types state like active, finished, enabled, disabled and reset with a single line of code.

Package Structure

com.rohit.Quizzon    # Root Package
.
├── data                # For data handling.
|   ├── local           # Room DB and its related classes
|   ├── remote          # Firebase, HarperDB and their relative classes
│   ├── model           # Model data classes, both remote and local entities
│
|
├── di                  # Dependency Injection
│   └── module          # DI Modules
|
├── ui                  # UI/View layer
|   ├── adapters        # All Adapters and Diffutils
│   ├── fragments       # All Fragments
│   ├── activity        # Containing All Activities
|   ├── viewmodels      # Viewmodel classes
|   ├── viewholders     # All Viewholders for adapter
│
|
├── Splash Screen       # Splash Screen for checking user state
|
└── utils               # Utility Classes / Kotlin extensions

Architecture

This app uses MVVM (Model View View-Model) architecture.

Want to Contribute 🙋‍♂️?

Awesome! If you want to contribute to this project, you're always welcome! See Contributing Guidelines.

Want to discuss? 💬

Have any questions, doubts or want to present your opinions, views? You're always welcome. You can start discussions.

Contact 📩

Have an project? DM us at 👇

Donation 💰

If this project help you reduce time to develop, you can give me a cup of coffee :)

quizzon's Issues

Fix Screen Issue

In result fragment, sometime result percentage out from circle.
Need to fixed that

Add screen for no internet connection/error/no data found for app

We need a screen show user when there is some issue or empty data occur.

Add FCM

Add firebase notification for notify user when new update available.

Change list to grid at Home Screen.

We need to convert home screen linear layout to grid layout.
Required:

1. Add some illustration above text in grid item layout.
2. Add text in middle
3. Make sure no text go outside screen
4. Illustration should be in svg format

Custom XML and JSON caching

I want to allow custom import of XML and JSON to cache Quizz Web scraping
Network Use XML and JSON
No network Use .kvtml and .apkg import
All you need to do is mark the XML and JSON Web scraping rules

example
518,279 questions, quiz
https://www.33iq.com/question/1.html question/1.html 1 is the question page
https://www.33iq.com/question/518279.html

有若干根不均匀的绳子，每根绳子点燃一头的烧完时间是一个小时，用什么方法确定一段1小时15分钟的时间? （请回答最少需要几根绳子） There are a number of uneven ropes, each rope lit end of the burn out time is an hour, what method is used to determine a section of 1 hour and 15 minutes? (Please answer the minimum number of ropes needed)

• A 1

• B 2

• C 3

• D 4

Upgrade Target SDK

According to Goggle Console New Policy, we need to make sure target SDK version should be 33.
I hope you make it to 44.

Dark Theme

Need a dark theme/night theme in app.
Add color with proper name.

Question List not work when user delete created question in Quiz Create Fragment

When user start creating quiz and write question and suddenly he want to delete some created question, it show deleted but not deleted in actual list.

Update libraries

We need to make all library upto date. Also remove old deprecated function.

Dropdown missing categories

In Demo App from Google Play, I cant create the quiz because dropdown list is empty.

Indexing issue while adding and deleting Questions.