README

Overview

This project is a cross-platform mobile application developed using Flutter for the frontend and Quarkus for the backend.

Features

• Flutter Frontend

  • Cross-platform mobile development (iOS, Android,Web)
  • Custom animations and UI components
  • Real-time data updates using WebSockets

• Quarkus Backend

  • REST API endpoints
  • MongoDB database
  • Authentication and authorization

Prerequisites

General

• Flutter SDK 3.22: Installation Guide
• Dart SDK
• Java JDK 21: Installation Guide
• MongoDB
• Android Studio
• HTWG VPN
• (Andoroid compileSdkVersion 34 required by url_launcher)

Setup

Frontend

1. Clone the repository
2. install dependencies

   cd ./frontend
   flutter pub get

3. env file

.env file in /frontend mit (Url for backend requests):
DOMAIN=connect.in.htwg-konstanz.de

4. run application

   flutter run
   oder VScode start button in lib/main.dart

• Login with HTWG account credentials (VPN connection required)
• Alternative: Auth bypass (no VPN required, Username: Student<Zahl> oder Prof<Zahl> Password:<leave empty>) e.g. Username: Student1

Backend

1. Run app in Quarkus dev mode

cd ./backend
 mvn quarkus:dev

• application.properties content (public & private key for jwt sign/verification can be generated with openssl):

quarkus.http.cors=true
quarkus.http.cors.origins=*
quarkus.http.cors.headers=*
quarkus.http.cors.methods=*
quarkus.mongodb.connection-string=mongodb://localhost:27017
quarkus.mongodb.database=mobilelearning
quarkus.naming.enable-jndi=true

# Public verification key
mp.jwt.verify.publickey.location=publicKey.pem
quarkus.native.resources.includes=publicKey.pem

# Private signing key
smallrye.jwt.sign.key.location=privateKey.pem

quarkus.jacoco.excludes=**/helper/**/*

• Swagger UI: http://localhost:8080/q/swagger-ui/
• Mongodb express

Main Features

Homepage Tab

1. HTWG Quiz Stats (Globally & user specific)
2. Mensa Menu (Current Data from Seezeit API https://www.max-manager.de/daten-extern/seezeit/xml/mensa_htwg/speiseplan.xml)

Kurse Tab

• See Courses that User is owner of (created by User)
• Courses that User is participant of
  • If course has moodle id number assigned to it. Course appears automatically
• Feedback/Quiz tab to join or moderate session
• Feedback
  • participant: send response with different elements (anonymized)
  • moderator: start/end session & see realtime results
• Quiz
  • Quiz lobby to wait till everyone joins
  • moderator: Start/end session, change questions, display answers & correct answer after closing question, scoreboard inbetween questions, final scoreboard (with throw animations on scoreboard)
• participant: join with random alias or username, send responses to questions
• Questions with limited time to answer for increased competition & score calculation based on fastest answer

Live Tab

• Join live session with code displayed in live session
• See current live session & join just by clicking on it (User only sees live session of courses that are associated with User)

Profile Tab

• Logout
• Privacy Template Text (Abstimmung mit Marius Plakenhorn --> keinen finalen Text erhalten)

Deployment

• dev: http://loco.in.htwg-konstanz.de/
• prod: https://connect.in.htwg-konstanz.de/

cd /home/loco/team-learning
docker compose up -d

• automatic TLS key management with lets encrypt

frontend

build android bundle (for playstore)

• follow flutter guide: https://docs.flutter.dev/deployment/android
• requires signage key

flutter build appbundle

• Upload appbundle to playstore (Version code has to be incremented in pubspec)

Rive

• email: [email protected]
• Account for
  • HTWG Mascot animations
  • Quiz/Feedback animations
  • Mensa Icons