bugfix: fix api request custom component (#2470)

* bugfix: fix api request custom component

* [autofix.ci] apply automated fixes

---------

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>

.github/workflows/auto-update.yml

@@ -10,4 +10,4 @@ jobs:
     name: Auto-update
     runs-on: ubuntu-latest
     steps:
-      - uses: tibdex/auto-update@v2
+      - uses: tibdex/auto-update@v2

.github/workflows/docs_test.yml

@@ -12,7 +12,6 @@ on:
 env:
   NODE_VERSION: "21"
 
-
 jobs:
   test-docs-build:
     name: Test Docs Build

.github/workflows/js_autofix.yml

@@ -43,4 +43,4 @@ jobs:
           cd src/frontend
           npm run format
 
-      - uses: autofix-ci/action@dd55f44df8f7cdb7a6bf74c78677eb8acd40cd0a
+      - uses: autofix-ci/action@dd55f44df8f7cdb7a6bf74c78677eb8acd40cd0a

.github/workflows/lint-js.yml

@@ -51,5 +51,3 @@ jobs:
         run: |
           cd src/frontend
           npm run check-format
-
-

.github/workflows/py_autofix.yml

@@ -26,4 +26,4 @@ jobs:
       - run: ruff check --fix-only .
       - run: ruff format .
 
-      - uses: autofix-ci/action@dd55f44df8f7cdb7a6bf74c78677eb8acd40cd0a
+      - uses: autofix-ci/action@dd55f44df8f7cdb7a6bf74c78677eb8acd40cd0a

.github/workflows/style-check-py.yml

@@ -33,6 +33,3 @@ jobs:
         run: echo "::add-matcher::.github/workflows/matchers/ruff.json"
       - name: Run Ruff Check
         run: poetry run ruff check --output-format=github .
-
-
-

README.md

@@ -92,9 +92,11 @@ results = run_flow_from_json("path/to/flow.json", input_value="Hello, World!")
 # Deploy
 
 ## DataStax Langflow
+
 DataStax Langflow is a hosted version of Langflow integrated with [AstraDB](https://www.datastax.com/products/datastax-astra). Be up and running in minutes with no installation or setup required. [Sign up for free](https://langflow.datastax.com).
 
 ## Deploy Langflow on Hugging Face Spaces
+
 You can also preview Langflow in [HuggingFace Spaces](https://huggingface.co/spaces/Langflow/Langflow-Preview). [Clone the space using this link](https://huggingface.co/spaces/Langflow/Langflow-Preview?duplicate=true) to create your own Langflow workspace in minutes.
 
 ## Deploy Langflow on Google Cloud Platform
@@ -121,7 +123,6 @@ Use this template to deploy Langflow 1.0 on Railway:
 
 Follow our step-by-step guide to deploy [Langflow on Kubernetes](https://github.com/langflow-ai/langflow/blob/dev/docs/docs/deployment/kubernetes.md).
 
-
 # 🖥️ Command Line Interface (CLI)
 
 Langflow provides a command-line interface (CLI) for easy management and configuration.

src/backend/base/langflow/components/data/APIRequest.py

@@ -112,10 +112,18 @@ class APIRequestComponent(Component):
         if method not in ["GET", "POST", "PATCH", "PUT", "DELETE"]:
             raise ValueError(f"Unsupported method: {method}")
 
+        if isinstance(body, str) and body:
+            try:
+                body = json.loads(body)
+            except Exception as e:
+                logger.error(f"Error decoding JSON data: {e}")
+                body = None
+                raise ValueError(f"Error decoding JSON data: {e}")
+
         data = body if body else None
-        payload = json.dumps(data) if data else None
+
         try:
-            response = await client.request(method, url, headers=headers, content=payload, timeout=timeout)
+            response = await client.request(method, url, headers=headers, json=data, timeout=timeout)
             try:
                 result = response.json()
             except Exception:

src/backend/base/langflow/graph/vertex/base.py

@@ -280,7 +280,12 @@ class Vertex:
                         # we don't know the key of the dict but we need to set the value
                         # to the vertex that is the source of the edge
                         param_dict = template_dict[param_key]["value"]
-                        params[param_key] = {key: self.graph.get_vertex(edge.source_id) for key in param_dict.keys()}
+                        if param_dict:
+                            params[param_key] = {
+                                key: self.graph.get_vertex(edge.source_id) for key in param_dict.keys()
+                            }
+                        else:
+                            params[param_key] = self.graph.get_vertex(edge.source_id)
                     else:
                         params[param_key] = self.graph.get_vertex(edge.source_id)
 

src/backend/base/langflow/inputs/inputs.py

@@ -253,7 +253,7 @@ class NestedDictInput(BaseInputMixin, ListableInputMixin, MetadataTraceMixin, In
     """
 
     field_type: Optional[SerializableFieldTypes] = FieldTypes.NESTED_DICT
-    value: Optional[dict] = {}
+    value: Optional[dict | Data] = {}
 
 
 class DictInput(BaseInputMixin, ListableInputMixin, InputTraceMixin):