first commit

files/modules/chat/service.py

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+import threading
+import uuid
+from .store import CHAT_JOBS, CHAT_LOCK
+from oci_genai_llm_graphrag_rerank_rfp import answer_question
+
+
+def start_chat_job(question: str):
+
+    job_id = str(uuid.uuid4())
+
+    with CHAT_LOCK:
+        CHAT_JOBS[job_id] = {
+            "status": "PROCESSING",
+            "result": None,
+            "error": None,
+            "logs": []
+        }
+
+    def log(msg):
+        with CHAT_LOCK:
+            CHAT_JOBS[job_id]["logs"].append(str(msg))
+
+    def background():
+        try:
+            log("Starting answer_question()")
+
+            result = answer_question(question)
+
+            with CHAT_LOCK:
+                CHAT_JOBS[job_id]["result"] = result
+                CHAT_JOBS[job_id]["status"] = "DONE"
+
+            log("DONE")
+
+        except Exception as e:
+            with CHAT_LOCK:
+                CHAT_JOBS[job_id]["error"] = str(e)
+                CHAT_JOBS[job_id]["status"] = "ERROR"
+
+            log(f"ERROR: {e}")
+
+    threading.Thread(target=background, daemon=True).start()
+
+    return job_id