From dea13310a2b8af92210eae2393301f6b928ac5be Mon Sep 17 00:00:00 2001
From: Gabriel Guarisa <gabrielguarisa@gmail.com>
Date: Tue, 10 Sep 2024 15:44:58 -0300
Subject: [PATCH] Rename global_constants to context

---
 retrack/engine/base.py     |  8 ++++----
 retrack/engine/executor.py | 16 +++++++++++-----
 2 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/retrack/engine/base.py b/retrack/engine/base.py
index 571a8e2..12649b2 100644
--- a/retrack/engine/base.py
+++ b/retrack/engine/base.py
@@ -13,12 +13,12 @@ def __init__(
         payload: pd.DataFrame,
         states: pd.DataFrame,
         filters: dict = None,
-        global_constants: registry.Registry = None,
+        context: registry.Registry = None,
     ):
         self.payload = payload
         self.states = states
         self.filters = filters or {}
-        self.global_constants = global_constants
+        self.context = context
 
     def set_state_data(
         self, column: str, value: typing.Any, filter_by: typing.Any = None
@@ -53,7 +53,7 @@ def from_payload(
         cls,
         validated_payload: pd.DataFrame,
         input_columns: dict,
-        global_constants: registry.Registry = None,
+        context: registry.Registry = None,
     ):
         state_df = pd.DataFrame([])
         for node_id, input_name in input_columns.items():
@@ -65,7 +65,7 @@ def from_payload(
         return cls(
             payload=validated_payload,
             states=state_df,
-            global_constants=global_constants,
+            context=context,
         )
 
     @property
diff --git a/retrack/engine/executor.py b/retrack/engine/executor.py
index 0c67987..1f83538 100644
--- a/retrack/engine/executor.py
+++ b/retrack/engine/executor.py
@@ -83,6 +83,7 @@ def __set_output_connection_filters(
         execution: Execution,
         connector_filter=None,
     ):
+        """If there is a filter, we need to set the children nodes to receive filtered data"""
         if filter_value is None:
             return
 
@@ -111,7 +112,7 @@ def __get_input_params(
 
     def __run_node(self, node_id: str, execution: Execution):
         current_node_filter = execution.filters.get(node_id, None)
-        # if there is a filter, we need to set the children nodes to receive filtered data
+
         self.__set_output_connection_filters(
             node_id, current_node_filter, execution=execution
         )
@@ -125,9 +126,14 @@ def __run_node(self, node_id: str, execution: Execution):
             node.model_dump(by_alias=True), current_node_filter, execution=execution
         )
 
+        if input_params is None or (
+            hasattr(input_params, "empty") and input_params.empty
+        ):
+            return
+
         # TODO: Remove this condition after adding support for kwargs in the run method for all nodes
         if node.kind() == NodeKind.CONNECTOR:
-            input_params["global_constants"] = execution.global_constants
+            input_params["context"] = execution.context
 
         output = node.run(**input_params)
 
@@ -198,7 +204,7 @@ def execute(
         self,
         payload_df: pd.DataFrame,
         debug_mode: bool = False,
-        global_constants: typing.Optional[registry.Registry] = None,
+        context: typing.Optional[registry.Registry] = None,
     ) -> typing.Union[
         pd.DataFrame, typing.Tuple[Execution, typing.Optional[Exception]]
     ]:
@@ -207,7 +213,7 @@ def execute(
         Args:
             payload_df (pd.DataFrame): The payload to be executed.
             debug_mode (bool, optional): If True, runs the rule in debug mode and returns the exception, if any. Defaults to False.
-            global_constants (registry.Registry, optional): Global constants to be used during execution. Defaults to None.
+            context (registry.Registry, optional): Global constants to be used during execution. Defaults to None.
 
         Raises:
             exceptions.ExecutionException: If there is an error during execution.
@@ -227,7 +233,7 @@ def execute(
         execution = Execution.from_payload(
             validated_payload=validated_payload,
             input_columns=self.input_columns,
-            global_constants=global_constants,
+            context=context,
         )
 
         for node_id in self.execution_order: