Replacing JSON with Python Objects

Author: swapnil-nagar

src/.gitignore

@@ -20,7 +20,6 @@ project.lock.json
 /data
 .secrets
 appsettings.json
-local.settings.json
 
 node_modules
 dist

src/function_app.py

@@ -9,6 +9,34 @@
 _SNIPPET_PROPERTY_NAME = "snippet"
 _BLOB_PATH = "snippets/{mcptoolargs." + _SNIPPET_NAME_PROPERTY_NAME + "}.json"
 
+class ToolProperty:
+    def __init__(self, property_name: str, property_type: str, description: str):
+        self.propertyName = property_name
+        self.propertyType = property_type
+        self.description = description
+
+    def to_dict(self):
+        return {
+            "propertyName": self.propertyName,
+            "propertyType": self.propertyType,
+            "description": self.description
+        }
+
+# Define the tool properties using the ToolProperty class
+tool_properties_save_snippets_object = [
+    ToolProperty(_SNIPPET_NAME_PROPERTY_NAME, "string", "The name of the snippet."),
+    ToolProperty(_SNIPPET_PROPERTY_NAME, "string", "The content of the snippet.")
+]
+
+tool_properties_get_snippets_object = [
+    ToolProperty(_SNIPPET_NAME_PROPERTY_NAME, "string", "The name of the snippet.")
+]
+
+# Convert the tool properties to JSON
+tool_properties_save_snippets_json = json.dumps([prop.to_dict() for prop in tool_properties_save_snippets_object])
+tool_properties_get_snippets_json = json.dumps([prop.to_dict() for prop in tool_properties_get_snippets_object])
+
+
 @app.generic_trigger(arg_name="context", type="mcpToolTrigger", toolName="hello", 
                      description="Hello world.", 
                      toolProperties="[]")
@@ -30,7 +58,7 @@ def hello_mcp(context) -> None:
     type="mcpToolTrigger",
     toolName="getsnippet",
     description="Retrieve a snippet by name.",
-    toolProperties=f"[{{\"propertyName\":\"{_SNIPPET_NAME_PROPERTY_NAME}\",\"propertyType\":\"string\",\"description\":\"The name of the snippet.\"}}]"
+    toolProperties=tool_properties_get_snippets_json
 )
 @app.generic_input_binding(
     arg_name="file",
@@ -59,9 +87,8 @@ def get_snippet(file: func.InputStream, context) -> str:
     type="mcpToolTrigger",
     toolName="savesnippet",
     description="Save a snippet with a name.",
-    toolProperties=f"[{{\"propertyName\":\"{_SNIPPET_NAME_PROPERTY_NAME}\",\"propertyType\":\"string\",\"description\":\"The name of the snippet.\"}},"
-                   f"{{\"propertyName\":\"{_SNIPPET_PROPERTY_NAME}\",\"propertyType\":\"string\",\"description\":\"The content of the snippet.\"}}]"
-)
+    toolProperties=tool_properties_save_snippets_json
+)                   
 @app.generic_output_binding(
     arg_name="file",
     type="blob",