Add user authentication routes: implement login, registration, and logout functionality, along with user profile and admin routes. Enhance mindmap API with error handling and default node creation.

Dockerfile

@@ -1,10 +1,27 @@
-FROM python:3.9-slim-buster
+FROM python:3.11-slim
 
 WORKDIR /app
 
-COPY requirements.txt requirements.txt
+# System dependencies
-RUN pip install -r requirements.txt
+RUN apt-get update && apt-get install -y \
+    gcc \
+    python3-dev \
+    libffi-dev \
+    && rm -rf /var/lib/apt/lists/*
 
-COPY website .
+# Clean up and install requirements
+RUN rm -rf /app/*
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt \
+    && pip install --no-cache-dir wheel setuptools
 
-CMD ["python", "app.py"]
+# Copy application files
+COPY website/ ./website/
+COPY requirements.txt .
+
+EXPOSE 6000
+
+# Verify installations
+RUN pip list
+
+CMD ["python", "website/app.py"]

docker-compose.yml

@@ -1,7 +1,16 @@
-version: "3.9"
+version: '3.8'
+
 services:
   web:
-    build: .
+    build:
+      context: .
+      dockerfile: Dockerfile
     ports:
-      - "5000:5000"
+      - "6000:6000"
+    volumes:
+      - ./website:/app/website
+    environment:
+      - FLASK_ENV=development
+      - FLASK_DEBUG=1
+    command: python website/app.py
     restart: always

requirements.txt

@@ -1,6 +1,6 @@
-flask
+Flask
-flask-login
+Flask-Login
-flask-wtf
+Flask-SQLAlchemy
-email-validator
+Werkzeug
-python-dotenv
+SQLAlchemy
-flask-sqlalchemy
+email_validator

start.sh

@@ -0,0 +1,72 @@
+#!/bin/bash
+
+# Farben für die Ausgabe
+GREEN='\033[0;32m'
+RED='\033[0;31m'
+YELLOW='\033[1;33m'
+NC='\033[0m' # No Color
+
+# Funktion zum Anzeigen des Hilfetexts
+show_help() {
+    echo -e "${YELLOW}Verwendung: ./start.sh [Option]${NC}"
+    echo "Optionen:"
+    echo "  start     - Startet die Container"
+    echo "  stop      - Stoppt die Container"
+    echo "  restart   - Neustart der Container"
+    echo "  rebuild   - Baut die Container neu"
+    echo "  clean     - Entfernt alle Container und Images"
+    echo "  logs      - Zeigt die Container-Logs"
+    echo "  help      - Zeigt diese Hilfe"
+}
+
+# Prüfen ob Docker läuft
+check_docker() {
+    if ! docker info > /dev/null 2>&1; then
+        echo -e "${RED}Error: Docker ist nicht gestartet${NC}"
+        exit 1
+    fi
+}
+
+case "$1" in
+    start)
+        check_docker
+        echo -e "${GREEN}Starte Container...${NC}"
+        docker-compose up -d
+        echo -e "${GREEN}Container erfolgreich gestartet!${NC}"
+        ;;
+    stop)
+        check_docker
+        echo -e "${YELLOW}Stoppe Container...${NC}"
+        docker-compose down
+        echo -e "${GREEN}Container erfolgreich gestoppt!${NC}"
+        ;;
+    restart)
+        check_docker
+        echo -e "${YELLOW}Neustart der Container...${NC}"
+        docker-compose down
+        docker-compose up -d
+        echo -e "${GREEN}Container erfolgreich neugestartet!${NC}"
+        ;;
+    rebuild)
+        check_docker
+        echo -e "${YELLOW}Baue Container neu...${NC}"
+        docker-compose down --rmi all
+        docker-compose build --no-cache
+        docker-compose up -d
+        echo -e "${GREEN}Container erfolgreich neu gebaut!${NC}"
+        ;;
+    clean)
+        check_docker
+        echo -e "${RED}Entferne alle Container und Images...${NC}"
+        docker-compose down --rmi all -v
+        echo -e "${GREEN}Aufräumen abgeschlossen!${NC}"
+        ;;
+    logs)
+        check_docker
+        echo -e "${YELLOW}Container-Logs:${NC}"
+        docker-compose logs -f
+        ;;
+    help|*)
+        show_help
+        ;;
+esac 

website/app.py

@@ -6,64 +6,36 @@ from flask_sqlalchemy import SQLAlchemy
 from werkzeug.security import generate_password_hash, check_password_hash
 import json
 
+db = SQLAlchemy()
+login_manager = LoginManager()
+login_manager.login_view = 'login'
+
+def create_app():
     app = Flask(__name__)
     app.config['SECRET_KEY'] = os.environ.get('SECRET_KEY', 'default-dev-key')
     app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///mindmap.db'
     app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
 
-db = SQLAlchemy(app)
+    db.init_app(app)
-login_manager = LoginManager(app)
+    login_manager.init_app(app)
-login_manager.login_view = 'login'
 
-# Database Models
+    with app.app_context():
-class User(UserMixin, db.Model):
+        # Initialize database and create root node
-    id = db.Column(db.Integer, primary_key=True)
+        db.create_all()
-    username = db.Column(db.String(80), unique=True, nullable=False)
+        try:
-    email = db.Column(db.String(120), unique=True, nullable=False)
+            root = MindMapNode.query.filter_by(parent_id=None).first()
-    password_hash = db.Column(db.String(128))
+            if not root:
-    is_admin = db.Column(db.Boolean, default=False)
+                root = MindMapNode(name="Wissenschaft")
-    thoughts = db.relationship('Thought', backref='author', lazy=True)
+                db.session.add(root)
-    
+                db.session.commit()
-    def set_password(self, password):
+        except Exception as e:
-        self.password_hash = generate_password_hash(password)
+            print(f"Error initializing database: {str(e)}")
-        
-    def check_password(self, password):
-        return check_password_hash(self.password_hash, password)
-
-class Thought(db.Model):
-    id = db.Column(db.Integer, primary_key=True)
-    content = db.Column(db.Text, nullable=False)
-    timestamp = db.Column(db.DateTime, default=datetime.utcnow)
-    branch = db.Column(db.String(100), nullable=False)
-    user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
-    comments = db.relationship('Comment', backref='thought', lazy=True, cascade="all, delete-orphan")
-
-class Comment(db.Model):
-    id = db.Column(db.Integer, primary_key=True)
-    content = db.Column(db.Text, nullable=False)
-    timestamp = db.Column(db.DateTime, default=datetime.utcnow)
-    thought_id = db.Column(db.Integer, db.ForeignKey('thought.id'), nullable=False)
-    user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
-    author = db.relationship('User', backref='comments')
-
-class MindMapNode(db.Model):
-    id = db.Column(db.Integer, primary_key=True)
-    name = db.Column(db.String(100), nullable=False)
-    parent_id = db.Column(db.Integer, db.ForeignKey('mind_map_node.id'), nullable=True)
-    children = db.relationship('MindMapNode', backref=db.backref('parent', remote_side=[id]))
-    thoughts = db.relationship('Thought', secondary='node_thought_association', backref='nodes')
-
-# Association table for many-to-many relationship between MindMapNode and Thought
-node_thought_association = db.Table('node_thought_association',
-    db.Column('node_id', db.Integer, db.ForeignKey('mind_map_node.id'), primary_key=True),
-    db.Column('thought_id', db.Integer, db.ForeignKey('thought.id'), primary_key=True)
-)
 
+    # Register all routes with the app
     @login_manager.user_loader
     def load_user(id):
         return User.query.get(int(id))
 
-# Routes for authentication
     @app.route('/login', methods=['GET', 'POST'])
     def login():
         if request.method == 'POST':
@@ -108,26 +80,32 @@ def logout():
         logout_user()
         return redirect(url_for('index'))
 
-# Route for the homepage
     @app.route('/')
     def index():
         return render_template('index.html')
 
-# Route for the mindmap page
     @app.route('/mindmap')
     def mindmap():
+        try:
+            root_node = MindMapNode.query.filter_by(parent_id=None).first()
+            if not root_node:
+                root_node = MindMapNode(name="Wissenschaft")
+                db.session.add(root_node)
+                db.session.commit()
             return render_template('mindmap.html')
+        except Exception as e:
+            app.logger.error(f"Error loading mindmap: {str(e)}")
+            return render_template('mindmap.html', error="Fehler beim Laden der Mindmap. Bitte versuchen Sie es erneut.")
 
-# Route for user profile
     @app.route('/profile')
     @login_required
     def profile():
         thoughts = Thought.query.filter_by(user_id=current_user.id).order_by(Thought.timestamp.desc()).all()
         return render_template('profile.html', thoughts=thoughts)
 
-# API routes for mindmap and thoughts
     @app.route('/api/mindmap')
     def get_mindmap():
+        try:
             root_nodes = MindMapNode.query.filter_by(parent_id=None).all()
             
             def build_tree(node):
@@ -138,7 +116,16 @@ def get_mindmap():
                 }
             
             result = [build_tree(node) for node in root_nodes]
+            if not result:
+                root = MindMapNode(name="Wissenschaft")
+                db.session.add(root)
+                db.session.commit()
+                result = [build_tree(root)]
+                
             return jsonify(result)
+        except Exception as e:
+            app.logger.error(f"Error in get_mindmap: {str(e)}")
+            return jsonify({'error': 'Fehler beim Laden der Mindmap'}), 500
 
     @app.route('/api/thoughts/<int:node_id>', methods=['GET'])
     def get_thoughts(node_id):
@@ -157,19 +144,6 @@ def get_thoughts(node_id):
         
         return jsonify(thoughts)
 
-@app.route('/api/thought/<int:thought_id>', methods=['GET'])
-def get_thought(thought_id):
-    thought = Thought.query.get_or_404(thought_id)
-    
-    return jsonify({
-        'id': thought.id,
-        'content': thought.content,
-        'author': thought.author.username,
-        'timestamp': thought.timestamp.strftime('%d.%m.%Y, %H:%M'),
-        'branch': thought.branch,
-        'comments_count': len(thought.comments)
-    })
-
     @app.route('/api/thoughts', methods=['POST'])
     @login_required
     def add_thought():
@@ -242,7 +216,6 @@ def add_comment():
             'timestamp': comment.timestamp.strftime('%d.%m.%Y, %H:%M')
         })
 
-# Admin routes
     @app.route('/admin')
     @login_required
     def admin():
@@ -256,9 +229,52 @@ def admin():
         
         return render_template('admin.html', users=users, nodes=nodes, thoughts=thoughts)
 
-# Flask starten
+    return app
+
+# Database Models
+class User(UserMixin, db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    username = db.Column(db.String(80), unique=True, nullable=False)
+    email = db.Column(db.String(120), unique=True, nullable=False)
+    password_hash = db.Column(db.String(128))
+    is_admin = db.Column(db.Boolean, default=False)
+    thoughts = db.relationship('Thought', backref='author', lazy=True)
+    
+    def set_password(self, password):
+        self.password_hash = generate_password_hash(password)
+        
+    def check_password(self, password):
+        return check_password_hash(self.password_hash, password)
+
+class Thought(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    content = db.Column(db.Text, nullable=False)
+    timestamp = db.Column(db.DateTime, default=datetime.utcnow)
+    branch = db.Column(db.String(100), nullable=False)
+    user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
+    comments = db.relationship('Comment', backref='thought', lazy=True, cascade="all, delete-orphan")
+
+class Comment(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    content = db.Column(db.Text, nullable=False)
+    timestamp = db.Column(db.DateTime, default=datetime.utcnow)
+    thought_id = db.Column(db.Integer, db.ForeignKey('thought.id'), nullable=False)
+    user_id = db.Column(db.Integer, db.ForeignKey('user.id'), nullable=False)
+    author = db.relationship('User', backref='comments')
+
+class MindMapNode(db.Model):
+    id = db.Column(db.Integer, primary_key=True)
+    name = db.Column(db.String(100), nullable=False)
+    parent_id = db.Column(db.Integer, db.ForeignKey('mind_map_node.id'), nullable=True)
+    children = db.relationship('MindMapNode', backref=db.backref('parent', remote_side=[id]))
+    thoughts = db.relationship('Thought', secondary='node_thought_association', backref='nodes')
+
+# Association table for many-to-many relationship between MindMapNode and Thought
+node_thought_association = db.Table('node_thought_association',
+    db.Column('node_id', db.Integer, db.ForeignKey('mind_map_node.id'), primary_key=True),
+    db.Column('thought_id', db.Integer, db.ForeignKey('thought.id'), primary_key=True)
+)
+
 if __name__ == '__main__':
-    with app.app_context():
+    app = create_app()
-        # Make sure tables exist
+    app.run(host="0.0.0.0", port=6000, debug=True)
-        db.create_all()
-    app.run(host="0.0.0.0", debug=True)