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README.md

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+## Installation
+
+```bash
+  python3 -m venv env
+  source env/bin/acticate # Nur in linux i geuss
+  pip install -r requirements.txt
+```
+    
+## ToDo
+
+- settings button to change displayed content
+- (image generator without symbols)
+- go back function (logo)
+- logo
+- footer

main.py

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+from flask import Flask, render_template, request, redirect, url_for, session
+from flask_sqlalchemy import SQLAlchemy
+import os
+import uuid
+from datetime import timedelta, datetime
+import pandas as pd
+from io import StringIO
+import time
+import schedule
+
+app = Flask(__name__)
+app.secret_key = os.urandom(24)
+app.config['PERMANENT_SESSION_LIFETIME'] = timedelta(hours=24)
+app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///app_data.db'
+app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
+
+db = SQLAlchemy(app)
+
+class Data(db.Model):
+    session_id = db.Column(db.String(36), primary_key=True)
+    json_data = db.Column(db.Text, nullable=False)
+
+# Set up the application context
+with app.app_context():
+    # Create the database tables
+    db.create_all()
+    
+def delete_old_csv_files():
+    """
+    Deletes CSV files in the src/csv directory that are older than 24 hours.
+    """
+    current_time = time.time()
+    csv_dir = 'src/csv'
+
+    for filename in os.listdir(csv_dir):
+        file_path = os.path.join(csv_dir, filename)
+        if os.path.isfile(file_path) and filename.endswith('.csv'):
+            file_age = current_time - os.path.getctime(file_path)
+            if file_age > 24 * 60 * 60:
+                os.remove(file_path)
+
+@app.route('/')
+def index():
+    return render_template('upload.html')
+
+@app.route('/upload', methods=['POST'])
+def upload():
+    session_id = str(uuid.uuid4())
+    
+    if 'csv_file' not in request.files:
+        return 'No file part'
+
+    file = request.files['csv_file']
+
+    if file.filename == '':
+        return 'No selected file'
+
+    if file:
+        file.save(f'src/csv/{session_id}.csv')
+
+        data = []
+
+        df = pd.read_csv(f'src/csv/{session_id}.csv')
+        data_json = df.to_json(orient='records')
+        
+        # Set up the application context before interacting with the database
+        with app.app_context():
+            # Save the data JSON string in the database
+            db.session.add(Data(session_id=session_id, json_data=data_json))
+            db.session.commit()
+
+        return redirect(url_for('show_data', session_id=session_id))
+
+@app.route('/show_data/<session_id>')
+def show_data(session_id):
+    result = Data.query.filter_by(session_id=session_id).first()
+
+    if result is None:
+        return redirect(url_for('index'))
+
+    data_json = result.json_data
+
+    # Use StringIO to wrap the JSON string
+    data = pd.read_json(StringIO(data_json), orient='records')
+
+    # Convert the DataFrame to a list of dictionaries
+    data_list = data.to_dict(orient='records')
+
+    return render_template('show_data.html', data=data_list, current=0)
+
+@app.route('/about')
+def about():
+    return render_template('about.html')
+    
+if __name__ == '__main__':
+    schedule.every(1).hours.do(delete_old_csv_files)
+    
+    app.run(host="0.0.0.0", port=5000, debug=False)
+    
+    while True:
+        schedule.run_pending()
+        time.sleep(1)

requirements.txt

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+blinker==1.7.0
+click==8.1.7
+Flask==3.0.2
+Flask-SQLAlchemy==3.1.1
+greenlet==3.0.3
+gunicorn==21.2.0
+itsdangerous==2.1.2
+Jinja2==3.1.3
+MarkupSafe==2.1.5
+numpy==1.26.4
+packaging==23.2
+pandas==2.2.1
+python-dateutil==2.9.0.post0
+pytz==2024.1
+six==1.16.0
+SQLAlchemy==2.0.28
+typing_extensions==4.10.0
+tzdata==2024.1
+Werkzeug==3.0.1

wsgi.py

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+from main import app
+
+if __name__ == '__main__':
+    app.run()