Update app.py

app.py

@@ -1,28 +1,65 @@
 from fastapi import FastAPI
 from pydantic import BaseModel
 import uuid
+import os
 
 app = FastAPI()
 
-class PARequest(BaseModel):
-    procedure_code: str
-    summary: str
-    dysphagia: bool
-    weight_loss: bool
-    ppi_weeks: int
+#class PARequest(BaseModel):
+#    procedure_code: str
+#    summary: str
+#    dysphagia: bool
+#    weight_loss: bool
+#    ppi_weeks: int
+
+class AgentMessage(BaseModel):
+    message: str
 
 @app.get("/")
 def read_root():
     return {"status": "Payer API is Live"}
 
-@app.post("/evaluate")
-async def evaluate(request: PARequest):
-    # Payer Logic
-    approved = request.dysphagia or request.weight_loss or request.ppi_weeks >= 8
+from fastapi import FastAPI
+from pydantic import BaseModel
+import os
+
+app = FastAPI()
+
+class AgentMessage(BaseModel):
+    message: str
+
+# This would ideally call an LLM (OpenAI/Mistral) to 'think' like a Payer
+@app.post("/agent-chat")
+async def agent_chat(payload: AgentMessage):
+    incoming_text = payload.message
+    
+    # SYSTEM PROMPT FOR THE PAYER AGENT
+    # "You are a Payer Adjudication Agent. You strictly follow MED-772 policy for EGD.
+    # Policy: Requires Weight Loss OR Dysphagia OR 8 weeks of failed PPI.
+    # If the provider gives evidence of these, respond with 'APPROVED: [Reason]'.
+    # If evidence is missing, ask a clinical question."
+    
+    # SIMULATED AGENT REASONING LOGIC
+    # In a real version, you'd pass 'incoming_text' to an LLM here.
+    
+    # Example logic for the demo:
+    if "weight loss" in incoming_text.lower() or "12 lbs" in incoming_text.lower():
+        return {"agent_response": "APPROVED: Clinical evidence of unintentional weight loss verified. Auth ID: PA-9982"}
+    
+    elif "dysphagia" in incoming_text.lower() or "swallow" in incoming_text.lower():
+        return {"agent_response": "APPROVED: Dysphagia documented. Auth ID: PA-4551"}
+    
+    else:
+        return {"agent_response": "The initial summary lacks specific alarm symptoms. Has the patient experienced unintended weight loss or dysphagia?"}
+
+#@app.post("/evaluate")
+#async def evaluate(request: PARequest):
+#    # Payer Logic
+#    approved = request.dysphagia or request.weight_loss or request.ppi_weeks >= 8
     
-    return {
-        "status": "APPROVED" if approved else "DENIED",
-        "auth_id": str(uuid.uuid4()) if approved else None,
-        "reason": "Criteria met via alarm symptoms or PPI trial" if approved else "Insufficient clinical evidence",
-        "payer_system": "Vim-Internal-Payer-Alpha"
-    }
+#   return {
+#        "status": "APPROVED" if approved else "DENIED",
+#        "auth_id": str(uuid.uuid4()) if approved else None,
+#        "reason": "Criteria met via alarm symptoms or PPI trial" if approved else "Insufficient clinical evidence",
+#        "payer_system": "Vim-Internal-Payer-Alpha"
+#    }