added standard-theme function

app/routes/admin.py

@@ -6,7 +6,7 @@ from datetime import datetime
 
 from flask import Blueprint, render_template, request, jsonify, redirect, url_for, current_app
 from app.state import current_config
-from app.utils.helpers import load_configs, load_default_sounds, load_soundboard_configs
+from app.utils.helpers import load_configs, load_default_sounds, load_soundboard_configs, write_default_theme
 
 admin_bp = Blueprint('admin', __name__)
 logger = logging.getLogger(__name__)
@@ -210,8 +210,23 @@ def admin_create_theme():
         }
         with open(path, 'w', encoding='utf-8') as f:
             json.dump(template, f, ensure_ascii=False, indent=2)
-        logger.info(f"Neues Theme angelegt: {os.path.relpath(path, base_dir)}")
-        return jsonify({"success": True, "path": os.path.relpath(path, base_dir)})
+    logger.info(f"Neues Theme angelegt: {os.path.relpath(path, base_dir)}")
+    return jsonify({"success": True, "path": os.path.relpath(path, base_dir)})
+
+
+@admin_bp.route('/set_default_theme', methods=['POST'])
+def admin_set_default_theme():
+    data = request.get_json(force=True, silent=True) or {}
+    filename = data.get('filename')
+    if not filename:
+        return jsonify({"success": False, "message": "filename fehlt"}), 400
+    try:
+        write_default_theme(current_app.config['DEFAULT_THEME_FILE'], filename)
+        logger.info(f"Default-Theme gesetzt: {filename}")
+        return jsonify({"success": True, "filename": filename})
+    except Exception as e:
+        logger.exception("Default-Theme setzen fehlgeschlagen")
+        return jsonify({"success": False, "message": str(e)}), 500
     except Exception as e:
         logger.exception("create_theme fehlgeschlagen")
         return jsonify({"success": False, "message": str(e)}), 500