added get_changes function .

collection/plugins/module_utils/common.py

@@ -0,0 +1,36 @@
+import json
+
+def deep_equal(a, b):
+    """
+    Compare two data structures for deep equality by converting them to JSON strings.
+
+    Parameters:
+    a (any): First data structure to compare.
+    b (any): Second data structure to compare.
+
+    Returns:
+    bool: True if the two data structures are equal, False otherwise.
+    """
+    return json.dumps(a, sort_keys=True) == json.dumps(b, sort_keys=True)
+
+def get_changes(module_params, module_args_keys_list, current_config):
+    """
+    Function to get changes by comparing module parameters with current configuration.
+
+    Args:
+        module_params (dict): The parameters of the module.
+        module_args_keys_list (list): List of keys to check in module parameters.
+        current_config (dict): The current configuration to compare against.
+
+    Returns:
+        dict: A dictionary containing the changes.
+    """
+    changes = {}
+    
+    for key, value in module_params.items():
+        if key in module_args_keys_list:
+            if value is not None:
+                if not deep_equal(value, current_config.get(key)):
+                    changes[key] = value
+    
+    return changes

collection/plugins/modules/device_defaults.py

@@ -151,10 +151,7 @@ response:
 '''
 
 from ansible_collections.community.syncthing.plugins.module_utils.syncthing_api import SyncthingModule
-import json
-
-def deep_equal(a, b):
-    return json.dumps(a, sort_keys=True) == json.dumps(b, sort_keys=True)
+from ansible_collections.community.syncthing.plugins.module_utils.common import get_changes
 
 def run_module():
     module_args = dict(
@@ -187,17 +184,8 @@ def run_module():
 
     module_args_keys_list = list(module_args.keys())
 
-    changes = {}
-
-    for key, value in module.params.items():
-        # Check if the key is in module_args_keys_list
-        if key in module_args_keys_list:
-            # Check if the value is not None
-            if value is not None:
-                # Check if the value is different from the current_config
-                if not deep_equal(value, current_config.get(key)):
-                    # If all conditions are met, add the key-value pair to changes
-                    changes[key] = value
+     # Using get_changes function to determine what has changed
+    changes = get_changes(module.params, current_config)
 
     if module.check_mode or len(changes.keys()) == 0:
         module.result['device_defaults'] = current_config