Add API key support for JSON-RPC requests

xrpl/asyncio/clients/json_rpc_base.py

@@ -3,6 +3,7 @@
 from __future__ import annotations
 
 from json import JSONDecodeError
+from typing import Optional
 
 from httpx import AsyncClient
 from typing_extensions import Self
@@ -21,6 +22,17 @@ class JsonRpcBase(Client):
     :meta private:
     """
 
+    def __init__(self: Self, url: str, api_key: Optional[str] = None) -> None:
+        """
+        Initializes a new JsonRpcBase client.
+
+        Arguments:
+            url: The URL of the XRPL node to connect to.
+            api_key: Optional API key for connecting to a private XRPL server.
+        """
+        super().__init__(url)
+        self.api_key = api_key  # Store the API key if provided
+
     async def _request_impl(
         self: Self, request: Request, *, timeout: float = REQUEST_TIMEOUT
     ) -> Response:
@@ -40,10 +52,18 @@ async def _request_impl(
 
         :meta private:
         """
+        # Prepare headers, including the API key if it’s available
+        headers = {"Content-Type": "application/json"}
+        if self.api_key:
+            headers[
+                "Authorization"
+            ] = f"Bearer {self.api_key}"  # Adjust key name if necessary
+
         async with AsyncClient(timeout=timeout) as http_client:
             response = await http_client.post(
                 self.url,
                 json=request_to_json_rpc(request),
+                headers=headers,  # Include the headers with the optional API key
             )
             try:
                 return json_to_response(response.json())