Merge pull request #5 from Virtual-Protocol/feat/acp-837

koo-virtuals · web-flow · commit 1278c41a5133 · 2025-10-31T18:35:10.000+08:00
feat: add logs to middleware
diff --git a/examples/python/clients/httpx/extensible.py b/examples/python/clients/httpx/extensible.py
@@ -31,7 +31,7 @@ async def main():
 
         # Make request with X-Budget header
         try:
-            budget = "$0.01"  # ⭐ Your budget
+            budget = "$0.69"  # ⭐ Your budget
             print(f"Making request to {endpoint_path} with budget: {budget}")
             
             response = await client.post(
diff --git a/examples/python/servers/fastapi/main.py b/examples/python/servers/fastapi/main.py
@@ -159,7 +159,31 @@ async def dynamic_price_middleware(request: Request, call_next):
 
 @app.get("/")
 async def health_check():
-    return {"status": "ok"}
+    """Health check endpoint that also serves as site metadata"""
+    from fastapi.responses import HTMLResponse
+    
+    # Return HTML with meta tags for better x402scan integration
+    html_content = """
+    <!DOCTYPE html>
+    <html>
+    <head>
+        <meta charset="UTF-8">
+        <meta name="viewport" content="width=device-width, initial-scale=1.0">
+        <title>Virtuals Protocol - ACP Job Payment</title>
+        <meta name="description" content="Virtuals Protocol ACP Job Budget Payment Service">
+        <meta property="og:title" content="Virtuals Protocol ACP">
+        <meta property="og:description" content="Pay for ACP jobs with x402 protocol">
+        <meta property="og:site_name" content="Virtuals Protocol">
+        <link rel="icon" href="/favicon.ico">
+    </head>
+    <body>
+        <h1>Virtuals Protocol - ACP Job Payment</h1>
+        <p>This is an x402 payment service for Virtuals Protocol ACP jobs.</p>
+        <p>Status: <span style="color: green;">✓ Operational</span></p>
+    </body>
+    </html>
+    """
+    return HTMLResponse(content=html_content)
 
 
 @app.get("/favicon.ico")
diff --git a/python/x402/src/x402/fastapi/middleware.py b/python/x402/src/x402/fastapi/middleware.py
@@ -201,11 +201,16 @@ def x402_response(error: str):
         if response.status_code < 200 or response.status_code >= 300:
             return response
 
+        logger.info('payment: %s', payment.model_dump_json(by_alias=True))
+        logger.info('selected_payment_requirements: %s', selected_payment_requirements.model_dump_json(by_alias=True, exclude_none=True))
+
         # Settle the payment
         try:
+
             settle_response = await facilitator.settle(
                 payment, selected_payment_requirements
             )
+
             if settle_response.success:
                 response.headers["X-PAYMENT-RESPONSE"] = base64.b64encode(
                     settle_response.model_dump_json(by_alias=True).encode("utf-8")
