Ordered the device_config details before removing the devices from the fabric

plugins/modules/sda_fabric_devices_workflow_manager.py

@@ -4022,6 +4022,69 @@ def get_diff_merged(self, config):
 
         return self
 
+    def prioritize_device_deletion(self, device_config):
+        """
+        Prioritize the device config so that the device with the role 'CONTROL_PLANE_NODE'
+        is deleted last, and devices that don't exist are handled first.
+
+        Parameters:
+            device_config (list): Devices config details provided by the user in the playbook.
+        Returns:
+            updated_device_config (list): Reordered device config details.
+        Description:
+            For each device in the config, check whether it exists in the Cisco Catalyst Center.
+            If the device doesn't exist, prepend it to the list. If it has a role 'CONTROL_PLANE_NODE',
+            append it to ensure it is processed last. Update self.have['fabric_details'] with the new
+            order and return the updated config.
+        """
+
+        fabric_device_index = -1
+        updated_device_config = []
+        update_have = []
+        self.log("Starting to reorder devices based on their existence and role.", "DEBUG")
+        self.log("Input device_config: {device_config}".format(device_config=device_config), "DEBUG")
+        for item in device_config:
+            fabric_device_index += 1
+            device_ip = item.get("device_ip")
+            self.log("Processing device with IP: {ip}".format(ip=device_ip))
+            have_device_details = self.have.get("fabric_devices")[fabric_device_index]
+            exists = have_device_details.get("exists")
+            if not exists:
+                self.log(
+                    "The device with IP address '{ip}' is not available in the Cisco Catalyst Center."
+                    .format(ip=device_ip)
+                )
+                updated_device_config = [item] + updated_device_config
+                update_have = [have_device_details] + update_have
+                continue
+
+            device_roles = have_device_details.get("device_details").get("deviceRoles")
+            if "CONTROL_PLANE_NODE" in device_roles:
+                self.log(
+                    "Device with IP '{ip}' has role 'CONTROL_PLANE_NODE', appending to the end."
+                    .format(ip=device_ip)
+                )
+                updated_device_config.append(item)
+                update_have.append(have_device_details)
+                continue
+
+            self.log(
+                "Device with IP '{ip}' role '{device_roles}', prepending."
+                .format(ip=device_ip, device_roles=device_roles)
+            )
+            updated_device_config.insert(0, item)
+            update_have.insert(0, have_device_details)
+
+        self.have.update({
+            "fabric_devices": update_have
+        })
+        self.log(
+            "Updated device_config for deletion: {updated_config}"
+            .format(updated_config=updated_device_config)
+        )
+
+        return updated_device_config
+
     def delete_l2_handoff(self, have_l2_handoff, device_ip,
                           result_fabric_device_response,
                           result_fabric_device_msg):
@@ -4316,7 +4379,8 @@ def delete_fabric_devices(self, fabric_devices):
             "Starting deletion of fabric devices under fabric '{fabric_name}'"
             .format(fabric_name=fabric_name), "DEBUG"
         )
-        for item in device_config:
+        updated_device_config = self.prioritize_device_deletion(device_config)
+        for item in updated_device_config:
             fabric_device_index += 1
             device_ip = item.get("device_ip")
             self.response[0].get("response").get(fabric_name).update({