Implementation of an automatic id code generation.

Web/app.py

@@ -16,6 +16,7 @@ Features:
 - History logging of item usage
 - Booking and reservation of items
 """
+from random import random
 
 from flask import Flask, render_template, request, redirect, url_for, session, flash, send_from_directory, get_flashed_messages, jsonify, Response, make_response, send_file, abort
 from werkzeug.utils import secure_filename
@@ -3985,6 +3986,19 @@ def library_admin():
         back_target='library'
     )
 
+def generate_ausweis_id():
+    import random
+    import string
+
+    while True:
+        random_digits = "".join(random.choices(string.digits, k=6))
+        new_id = f"ID_{random_digits}"
+
+        if not us.get_user_by_student_card(new_id):
+            print(f"Generated unique ID: {new_id}")
+            return new_id
+        else:
+            print(f"Already found: {new_id}, trying another...")
 
 @app.route('/student_cards_admin', methods=['GET', 'POST'])
 def student_cards_admin():
@@ -4085,13 +4099,18 @@ def student_cards_admin():
                     flash('Fehler beim Aktualisieren des Ausweises.', 'error')
 
         elif action == 'add':
-            if not ausweis_id or not student_name:
+            if  not student_name:
-                flash('Bitte Ausweis-ID und Schülername angeben.', 'error')
+                flash('Bitte Schülername angeben.', 'error')
             else:
                 # Check if ID already exists
-                existing = student_cards.find_one({'AusweisId': ausweis_id})
+                if ausweis_id:
+                    existing = student_cards.find_one({'AusweisId': ausweis_id})
+                else:
+                    ausweis_id = generate_ausweis_id()
+                    existing = False
+
                 if existing:
-                    flash('Diese Ausweis-ID existiert bereits.', 'error')
+                    flash('Diese ID existiert bereits.', 'error')
                 else:
                     try:
                         encrypted_payload = encrypt_document_fields(

Web/templates/student_cards_admin.html

@@ -272,7 +272,7 @@
             <div class="form-row">
                 <div class="form-group">
                     <label for="ausweis_id">Ausweis-ID *</label>
-                    <input type="text" id="ausweis_id" name="ausweis_id" required 
+                    <input type="text" id="ausweis_id" name="ausweis_id"
                            value="{{ form_data.get('ausweis_id', '') }}"
                            placeholder="z.B. SIS2024001">
                 </div>