Don´t reset items when clicking change button

app.py

@@ -40,7 +40,7 @@ def index():
             item4 = 0
             item5 = 0
             item6 = 0
-        else:
+        elif wertfloat != -2:
             gesamtwert += wertfloat
             gesamtwert = round(gesamtwert, 2)
             if gesamtwert > 0:
@@ -91,5 +91,13 @@ def favicon():
         'favicon.ico', mimetype='image/vnd.microsoft.icon')
 
 if __name__ == "__main__":
+    directory = './log'
+    if not os.path.exists(directory):
+        # Create the directory
+        os.makedirs(directory)
+    
+    logger = logging.getLogger(__name__)
+    logging.basicConfig(filename='./log/example.log', encoding='utf-8', level=logging.DEBUG)
+
     logging.info('Starting erdbeerhannah v1.0')
     app.run(debug=True, host='0.0.0.0')

log/example.log

@@ -0,0 +1,16 @@
+INFO:root:Starting erdbeerhannah v1.0
+INFO:werkzeug:WARNING: This is a development server. Do not use it in a production deployment. Use a production WSGI server instead.
+ * Running on all addresses (0.0.0.0)
+ * Running on http://127.0.0.1:5000
+ * Running on http://192.168.177.24:5000
+INFO:werkzeug:Press CTRL+C to quit
+INFO:werkzeug: * Restarting with stat
+INFO:root:Starting erdbeerhannah v1.0
+WARNING:werkzeug: * Debugger is active!
+INFO:werkzeug: * Debugger PIN: 213-823-308
+INFO:werkzeug:192.168.177.24 - - [26/May/2024 11:45:06] "POST / HTTP/1.1" 200 -
+INFO:werkzeug:192.168.177.24 - - [26/May/2024 11:45:06] "GET /favicon.ico HTTP/1.1" 304 -
+INFO:werkzeug:192.168.177.24 - - [26/May/2024 11:45:07] "POST / HTTP/1.1" 200 -
+INFO:werkzeug:192.168.177.24 - - [26/May/2024 11:45:08] "POST / HTTP/1.1" 200 -
+INFO:werkzeug:192.168.177.24 - - [26/May/2024 11:45:13] "POST / HTTP/1.1" 200 -
+INFO:werkzeug:192.168.177.24 - - [26/May/2024 11:45:19] "POST / HTTP/1.1" 200 -

templates/index.html

@@ -81,7 +81,7 @@
                         <td>
                             <div class="input-container">
                                 <input type="text" class="form-control" name="given" placeholder="{{ given }}">
-                                <button type="submit" class="btn btn-xl btn-primary custom-btn-size-med">🧾</button>
+                                <button type="submit" name="wert" value="-2" class="btn btn-xl btn-primary custom-btn-size-med">🧾</button>
                             </div>
                         </td>
                         <td class="bold-row">🪙 {{ change }}€</td>