Spaces:
Sleeping
Sleeping
Update main.py
Browse files
main.py
CHANGED
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@@ -1,4 +1,3 @@
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import os
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import json
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import re
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@@ -19,7 +18,6 @@ from services.kb_creation import (
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get_section_text,
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get_best_steps_section_text,
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get_best_errors_section_text,
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get_steps_text_by_action,
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)
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from services.login import router as login_router
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from services.generate_ticket import get_valid_token, create_incident
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@@ -51,6 +49,7 @@ async def lifespan(app: FastAPI):
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app = FastAPI(lifespan=lifespan)
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app.include_router(login_router)
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origins = ["https://chatbotnova-chatbot-frontend.hf.space"]
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app.add_middleware(
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CORSMiddleware,
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@@ -60,7 +59,7 @@ app.add_middleware(
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allow_headers=["*"],
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)
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# ------------------
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class ChatInput(BaseModel):
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user_message: str
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prev_status: Optional[str] = None
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@@ -93,9 +92,8 @@ GEMINI_URL = (
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f"gemini-2.5-flash-lite:generateContent?key={GEMINI_API_KEY}"
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)
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# ------------------
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NUMBERING_STYLE = os.getenv("NUMBERING_STYLE", "digit").lower()
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def _normalize_lines(text: str) -> List[str]:
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raw = (text or "")
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try:
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@@ -103,55 +101,204 @@ def _normalize_lines(text: str) -> List[str]:
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except Exception:
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return [raw.strip()] if raw.strip() else []
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def _ensure_numbering(text: str) -> str:
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"""
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"""
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r"
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r"
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r"(?i:step\s*\d+:?)|"
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r"[-*•]|"
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r"[\u2460-\u2473]" # ①..⑳
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r")\s*",
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"",
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s,
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)
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if
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circled = {
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1:"
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11:"\u246a",12:"\u246b",13:"\u246c",14:"\u246d",15:"\u246e",
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16:"\u246f",17:"\u2470",18:"\u2471",19:"\u2472",20:"\u2473",
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}
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out = []
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for
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marker = circled.get(
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out.append(f"{marker} {
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return "\n".join(out)
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STRICT_OVERLAP = 3
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MAX_SENTENCES_STRICT = 4
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MAX_SENTENCES_CONCISE = 3
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@@ -171,7 +318,7 @@ def _normalize_for_match(text: str) -> str:
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return t
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def _split_sentences(ctx: str) -> List[str]:
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raw_sents = re.split(r"(?<=[.!?])\s+|\n+|\-\s
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return [s.strip() for s in raw_sents if s and len(s.strip()) > 2]
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def _filter_context_for_query(context: str, query: str) -> Tuple[str, Dict[str, Any]]:
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return "\n".join(kept).strip() if kept else (text or "").strip()
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def _extract_escalation_line(text: str) -> Optional[str]:
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if not text:
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return None
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lines = _normalize_lines(text)
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if not lines:
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return None
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start_idx = None
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for i, ln in enumerate(lines):
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low = ln.lower()
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if "escalation" in low or "escalation path" in low or "escalate" in low:
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start_idx = i
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break
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block = []
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if start_idx is not None:
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for j in range(start_idx, min(len(lines), start_idx + 6)):
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break
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block.append(lines[j].strip())
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else:
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block = [ln.strip() for ln in lines if ("->" in ln or "→" in ln)]
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if not block:
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return None
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text_block = " ".join(block)
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m = re.search(r"escalation[^:]*:\s*(.+)", text_block, flags=re.IGNORECASE)
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path = m.group(1).strip() if m else None
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if not path:
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arrow_lines = [ln for ln in block if ("->" in ln or "→" in ln)]
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if arrow_lines:
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path = arrow_lines[0]
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if not path:
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m2 = re.search(r"(operator.*?administrator|operator.*)", text_block, flags=re.IGNORECASE)
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path = m2.group(1).strip() if m2 else None
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if not path:
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return None
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path = path.replace("->", "→").strip()
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path = re.sub(r"^(?i:escalation\s*path)\s*:\s*", "", path).strip()
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return f"If you want to escalate the issue, follow: {path}"
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def _detect_language_hint(msg: str) -> Optional[str]:
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if re.search(r"[\u0B80-\u0BFF]", msg or ""):
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return "Tamil"
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if re.search(r"[\u0900-\u097F]", msg or ""):
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return "Hindi"
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return None
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# ------------------
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@app.get("/")
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async def health_check():
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return {"status": "ok"}
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# ------------------
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@app.post("/chat")
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async def chat_with_ai(input_data: ChatInput):
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try:
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}
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# Resolution ack (auto incident + mark Resolved)
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def _is_resolution_ack_heuristic(msg_norm: str) -> bool:
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phrases = [
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"it is resolved", "resolved", "issue resolved", "problem resolved",
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"it's working", "working now", "works now", "fixed", "sorted",
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"ok now", "fine now", "all good", "all set", "thanks works", "thank you it works", "back to normal",
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]
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return any(p in msg_norm for p in phrases)
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def _has_negation_resolved(msg_norm: str) -> bool:
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neg_phrases = [
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"not resolved", "issue not resolved", "still not working", "not working",
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"didn't work", "doesn't work", "no change", "not fixed", "still failing", "failed again", "broken", "fail",
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]
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return any(p in msg_norm for p in neg_phrases)
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def _classify_resolution_llm(user_message: str) -> bool:
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if not GEMINI_API_KEY:
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return False
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prompt = f"""Classify if the following user message indicates that the issue is resolved or working now.
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Return only 'true' or 'false'.
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Message: {user_message}"""
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headers = {"Content-Type": "application/json"}
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payload = {"contents": [{"parts": [{"text": prompt}]}]}
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try:
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resp = requests.post(GEMINI_URL, headers=headers, json=payload, timeout=12, verify=GEMINI_SSL_VERIFY)
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data = resp.json()
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text = (
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data.get("candidates", [{}])[0]
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.get("content", {})
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.get("parts", [{}])[0]
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.get("text", "")
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)
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return "true" in (text or "").strip().lower()
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except Exception:
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return False
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is_llm_resolved = _classify_resolution_llm(input_data.user_message)
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if _has_negation_resolved(msg_norm):
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is_llm_resolved = False
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if (not _has_negation_resolved(msg_norm)) and (_is_resolution_ack_heuristic(msg_norm) or is_llm_resolved):
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try:
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def _build_tracking_descriptions(issue_text: str, resolved_text: str) -> Tuple[str, str]:
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issue = (issue_text or "").strip()
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resolved = (resolved_text or "").strip()
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short_desc = issue[:100] if issue else (resolved[:100] or "Issue resolved (user confirmation)")
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long_desc = (
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f'User reported: "{issue}". '
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f'User confirmation: "{resolved}". '
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"Tracking record created automatically by NOVA."
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).strip()
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return short_desc, long_desc
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short_desc, long_desc = _build_tracking_descriptions(input_data.last_issue, input_data.user_message)
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result = create_incident(short_desc, long_desc)
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if isinstance(result, dict) and not result.get("error"):
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"debug": {"intent": "resolved_ack", "exception": True},
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}
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-
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intent_phrases = [
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"create ticket", "create a ticket", "raise ticket", "raise a ticket", "open ticket", "open a ticket",
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"create incident", "create an incident", "raise incident", "raise an incident", "open incident", "open an incident",
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"log ticket", "log an incident", "generate ticket", "create snow ticket", "raise snow ticket",
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"raise service now ticket", "create service now ticket", "raise sr", "open sr",
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]
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return any(p in msg_norm for p in intent_phrases)
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if _is_incident_intent(msg_norm):
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return {
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"bot_response": (
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}
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# Status intent
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status_intent = (
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{"number": re.search(r"(?:incident\s*id|incidentid|ticket\s*number|number)\s*[:=]?\s*(inc\d+)", m, re.IGNORECASE).group(1).upper()} if re.search(r"(?:incident\s*id|incidentid|ticket\s*number|number)\s*[:=]?\s*(inc\d+)", m, re.IGNORECASE) else (
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{"number": re.search(r"(inc\d+)", m, re.IGNORECASE).group(1).upper()} if re.search(r"(inc\d+)", m, re.IGNORECASE) else {"number": None, "ask_number": True}
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)
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))(msg_norm)
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if status_intent:
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if status_intent.get("ask_number"):
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return {
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except Exception as e:
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raise HTTPException(status_code=500, detail=safe_str(e))
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# Hybrid KB search
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kb_results = hybrid_search_knowledge_base(input_data.user_message, top_k=10, alpha=0.6, beta=0.4)
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documents = kb_results.get("documents", [])
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metadatas = kb_results.get("metadatas", [])
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distances = kb_results.get("distances", [])
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combined = kb_results.get("combined_scores", [])
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items: List[Dict[str, Any]] = []
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for i, doc in enumerate(documents):
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text = doc.strip() if isinstance(doc, str) else ""
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if score is not None: m["distance"] = score
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if comb is not None: m["combined"] = comb
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items.append({"text": text, "meta": m})
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selected = items[:max(1, 2)]
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context_raw = "\n\n---\n\n".join([s["text"] for s in selected]) if selected else ""
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detected_intent = kb_results.get("user_intent", "neutral")
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best_doc = kb_results.get("best_doc")
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top_meta = (metadatas or [{}])[0] if metadatas else {}
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# Use raw context for steps; filtered context for others
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if detected_intent == "steps":
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context = context_raw
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filt_info = {"mode": "raw", "matched_count": None}
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else:
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filtered_text, filt_info = _filter_context_for_query(context_raw, input_data.user_message)
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context = filtered_text
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context_found = bool((context or "").strip())
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best_distance = min([d for d in distances if d is not None], default=None) if distances else None
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best_combined = max([c for c in combined if c is not None], default=None) if combined else None
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# Force errors intent for permissions
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is_perm_query = any(t in msg_norm for t in PERM_QUERY_TERMS)
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if is_perm_query:
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detected_intent = "errors"
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# Prefer full SOP section when we have the best_doc
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escalation_line = None
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if best_doc:
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if detected_intent == "steps":
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full_steps = get_steps_text_by_action(best_doc, preferred_actions)
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if not full_steps:
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if
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fallback_lines = [ln.strip() for ln in (fallback or "").splitlines() if ln.strip()]
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keep = []
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for ln in fallback_lines:
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low = ln.lower()
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is_creation_only = (
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| 563 |
-
("create" in low or "creation" in low or " add " in low or " new " in low or " book " in low or " schedule " in low)
|
| 564 |
-
and not any(x in low for x in ("update", "modify", "change", "edit", "amend", "reschedule", "re-schedule"))
|
| 565 |
-
)
|
| 566 |
-
if is_creation_only:
|
| 567 |
-
continue
|
| 568 |
-
keep.append(ln)
|
| 569 |
-
fallback = "\n".join(keep).strip()
|
| 570 |
-
full_steps = fallback if (fallback and fallback.strip()) else full_steps
|
| 571 |
-
if not full_steps:
|
| 572 |
-
sec = (top_meta or {}).get("section")
|
| 573 |
-
if sec:
|
| 574 |
-
full_steps = get_section_text(best_doc, sec)
|
| 575 |
if full_steps:
|
| 576 |
context = _ensure_numbering(full_steps)
|
| 577 |
-
|
| 578 |
elif detected_intent == "errors":
|
| 579 |
full_errors = get_best_errors_section_text(best_doc)
|
| 580 |
if full_errors:
|
|
|
|
| 581 |
ctx_err = _extract_errors_only(full_errors, max_lines=12)
|
|
|
|
|
|
|
| 582 |
if is_perm_query:
|
| 583 |
context = _filter_permission_lines(ctx_err, max_lines=6)
|
| 584 |
else:
|
|
|
|
| 585 |
context = _filter_error_lines_by_query(ctx_err, input_data.user_message, max_lines=6)
|
|
|
|
|
|
|
| 586 |
escalation_line = _extract_escalation_line(full_errors)
|
|
|
|
| 587 |
lines = _normalize_lines(context)
|
| 588 |
if len(lines) == 1:
|
| 589 |
context = _friendly_permission_reply(lines[0])
|
| 590 |
|
|
|
|
| 591 |
if detected_intent == "errors" and not (context or "").strip():
|
| 592 |
return {
|
| 593 |
"bot_response": _build_clarifying_message(),
|
|
@@ -595,13 +691,14 @@ Message: {user_message}"""
|
|
| 595 |
"context_found": False,
|
| 596 |
"ask_resolved": False,
|
| 597 |
"suggest_incident": True,
|
| 598 |
-
"followup": "Share more details
|
| 599 |
-
"options": [{"type":"yesno","title":"
|
| 600 |
"top_hits": [],
|
| 601 |
"sources": [],
|
| 602 |
"debug": {"intent": "errors_no_context"},
|
| 603 |
}
|
| 604 |
|
|
|
|
| 605 |
language_hint = _detect_language_hint(input_data.user_message)
|
| 606 |
lang_line = f"Respond in {language_hint}." if language_hint else "Respond in a clear, polite tone."
|
| 607 |
use_gemini = (detected_intent == "errors")
|
|
@@ -617,6 +714,7 @@ Message: {user_message}"""
|
|
| 617 |
Return ONLY the rewritten guidance."""
|
| 618 |
headers = {"Content-Type": "application/json"}
|
| 619 |
payload = {"contents": [{"parts": [{"text": enhanced_prompt}]}]}
|
|
|
|
| 620 |
bot_text = ""
|
| 621 |
http_code = 0
|
| 622 |
if use_gemini:
|
|
@@ -634,23 +732,29 @@ Return ONLY the rewritten guidance."""
|
|
| 634 |
except Exception:
|
| 635 |
bot_text, http_code = "", 0
|
| 636 |
|
|
|
|
| 637 |
if detected_intent == "steps":
|
| 638 |
bot_text = _ensure_numbering(context)
|
| 639 |
elif detected_intent == "errors":
|
| 640 |
if not bot_text.strip() or http_code == 429:
|
|
|
|
| 641 |
bot_text = context.strip()
|
|
|
|
|
|
|
| 642 |
if escalation_line:
|
| 643 |
bot_text = (bot_text or "").rstrip() + "\n\n" + escalation_line
|
| 644 |
else:
|
| 645 |
bot_text = context
|
| 646 |
|
|
|
|
| 647 |
short_query = len((input_data.user_message or "").split()) <= 4
|
| 648 |
gate_combined_ok = 0.60 if short_query else 0.55
|
| 649 |
status = "OK" if (best_combined is not None and best_combined >= gate_combined_ok) else "PARTIAL"
|
| 650 |
lower = (bot_text or "").lower()
|
| 651 |
if ("partial" in lower) or ("may be partial" in lower) or ("closest" in lower) or ("may not fully" in lower):
|
| 652 |
status = "PARTIAL"
|
| 653 |
-
|
|
|
|
| 654 |
return {
|
| 655 |
"bot_response": bot_text,
|
| 656 |
"status": status,
|
|
@@ -662,86 +766,22 @@ Return ONLY the rewritten guidance."""
|
|
| 662 |
"top_hits": [],
|
| 663 |
"sources": [],
|
| 664 |
"debug": {
|
| 665 |
-
"used_chunks": len((
|
| 666 |
"best_distance": best_distance,
|
| 667 |
"best_combined": best_combined,
|
| 668 |
"http_status": http_code,
|
| 669 |
-
"filter_mode": filt_info.get("mode")
|
| 670 |
-
"matched_count": filt_info.get("matched_count")
|
| 671 |
"user_intent": detected_intent,
|
| 672 |
"best_doc": best_doc,
|
| 673 |
},
|
| 674 |
}
|
|
|
|
| 675 |
except HTTPException:
|
| 676 |
raise
|
| 677 |
except Exception as e:
|
| 678 |
raise HTTPException(status_code=500, detail=safe_str(e))
|
| 679 |
|
| 680 |
-
# -------------------- Incident --------------------
|
| 681 |
-
@app.post("/incident")
|
| 682 |
-
async def raise_incident(input_data: IncidentInput):
|
| 683 |
-
try:
|
| 684 |
-
result = create_incident(input_data.short_description, input_data.description)
|
| 685 |
-
if isinstance(result, dict) and not result.get("error"):
|
| 686 |
-
inc_number = result.get("number", "<unknown>")
|
| 687 |
-
sys_id = result.get("sys_id")
|
| 688 |
-
resolved_note = ""
|
| 689 |
-
if bool(input_data.mark_resolved) and sys_id not in ("<unknown>", None):
|
| 690 |
-
ok = _set_incident_resolved(sys_id)
|
| 691 |
-
resolved_note = " (marked Resolved)" if ok else " (could not mark Resolved; please update manually)"
|
| 692 |
-
ticket_text = f"Incident created: {inc_number}{resolved_note}" if inc_number else "Incident created."
|
| 693 |
-
return {
|
| 694 |
-
"bot_response": f"✅ {ticket_text}",
|
| 695 |
-
"debug": "Incident created via ServiceNow",
|
| 696 |
-
"persist": True,
|
| 697 |
-
"show_assist_card": True,
|
| 698 |
-
"followup": "Is there anything else I can assist you with?",
|
| 699 |
-
}
|
| 700 |
-
else:
|
| 701 |
-
raise HTTPException(status_code=500, detail=(result or {}).get("error", "Unknown error"))
|
| 702 |
-
except Exception as e:
|
| 703 |
-
raise HTTPException(status_code=500, detail=safe_str(e))
|
| 704 |
-
|
| 705 |
-
# -------------------- Incident status --------------------
|
| 706 |
-
@app.post("/incident_status")
|
| 707 |
-
async def incident_status(input_data: TicketStatusInput):
|
| 708 |
-
try:
|
| 709 |
-
token = get_valid_token()
|
| 710 |
-
instance_url = os.getenv("SERVICENOW_INSTANCE_URL")
|
| 711 |
-
if not instance_url:
|
| 712 |
-
raise HTTPException(status_code=500, detail="SERVICENOW_INSTANCE_URL missing")
|
| 713 |
-
headers = {"Authorization": f"Bearer {token}", "Accept": "application/json"}
|
| 714 |
-
if input_data.sys_id:
|
| 715 |
-
url = f"{instance_url}/api/now/table/incident/{input_data.sys_id}"
|
| 716 |
-
response = requests.get(url, headers=headers, verify=VERIFY_SSL, timeout=25)
|
| 717 |
-
data = response.json()
|
| 718 |
-
result = data.get("result", {}) if response.status_code == 200 else {}
|
| 719 |
-
elif input_data.number:
|
| 720 |
-
url = f"{instance_url}/api/now/table/incident?number={input_data.number}"
|
| 721 |
-
response = requests.get(url, headers=headers, verify=VERIFY_SSL, timeout=25)
|
| 722 |
-
data = response.json()
|
| 723 |
-
lst = data.get("result", [])
|
| 724 |
-
result = (lst or [{}])[0] if response.status_code == 200 else {}
|
| 725 |
-
else:
|
| 726 |
-
raise HTTPException(status_code=400, detail="Provide IncidentID (number) or sys_id")
|
| 727 |
-
state_code = builtins.str(result.get("state", "unknown"))
|
| 728 |
-
state_label = STATE_MAP.get(state_code, state_code)
|
| 729 |
-
short = result.get("short_description", "")
|
| 730 |
-
number = result.get("number", input_data.number or "unknown")
|
| 731 |
-
return {
|
| 732 |
-
"bot_response": (
|
| 733 |
-
f"**Ticket:** {number} \n"
|
| 734 |
-
f"**Status:** {state_label} \n"
|
| 735 |
-
f"**Issue description:** {short}"
|
| 736 |
-
).replace("\n", " \n"),
|
| 737 |
-
"followup": "Is there anything else I can assist you with?",
|
| 738 |
-
"show_assist_card": True,
|
| 739 |
-
"persist": True,
|
| 740 |
-
"debug": "Incident status fetched",
|
| 741 |
-
}
|
| 742 |
-
except Exception as e:
|
| 743 |
-
raise HTTPException(status_code=500, detail=safe_str(e))
|
| 744 |
-
|
| 745 |
def _set_incident_resolved(sys_id: str) -> bool:
|
| 746 |
try:
|
| 747 |
token = get_valid_token()
|
|
@@ -755,20 +795,24 @@ def _set_incident_resolved(sys_id: str) -> bool:
|
|
| 755 |
"Content-Type": "application/json",
|
| 756 |
}
|
| 757 |
url = f"{instance_url}/api/now/table/incident/{sys_id}"
|
|
|
|
| 758 |
close_code_val = os.getenv("SERVICENOW_CLOSE_CODE", "Solution provided")
|
| 759 |
close_notes_val = os.getenv("SERVICENOW_RESOLUTION_NOTES", "Issue resolved, user confirmed")
|
| 760 |
caller_sysid = os.getenv("SERVICENOW_CALLER_SYSID")
|
| 761 |
resolved_by_sysid = os.getenv("SERVICENOW_RESOLVED_BY_SYSID")
|
| 762 |
assign_group = os.getenv("SERVICENOW_ASSIGNMENT_GROUP_SYSID")
|
| 763 |
require_progress = os.getenv("SERVICENOW_REQUIRE_IN_PROGRESS_FIRST", "false").lower() in ("1", "true", "yes")
|
|
|
|
| 764 |
if require_progress:
|
| 765 |
try:
|
| 766 |
resp1 = requests.patch(url, headers=headers, json={"state": "2"}, verify=VERIFY_SSL, timeout=25)
|
| 767 |
print(f"[SN PATCH progress] status={resp1.status_code} body={resp1.text[:500]}")
|
| 768 |
except Exception as e:
|
| 769 |
print(f"[SN PATCH progress] exception={safe_str(e)}")
|
|
|
|
| 770 |
def clean(d: dict) -> dict:
|
| 771 |
return {k: v for k, v in d.items() if v is not None}
|
|
|
|
| 772 |
payload_A = clean({
|
| 773 |
"state": "6",
|
| 774 |
"close_code": close_code_val,
|
|
@@ -783,6 +827,7 @@ def _set_incident_resolved(sys_id: str) -> bool:
|
|
| 783 |
if respA.status_code in (200, 204):
|
| 784 |
return True
|
| 785 |
print(f"[SN PATCH resolve A] status={respA.status_code} body={respA.text[:500]}")
|
|
|
|
| 786 |
payload_B = clean({
|
| 787 |
"state": "Resolved",
|
| 788 |
"close_code": close_code_val,
|
|
@@ -797,6 +842,7 @@ def _set_incident_resolved(sys_id: str) -> bool:
|
|
| 797 |
if respB.status_code in (200, 204):
|
| 798 |
return True
|
| 799 |
print(f"[SN PATCH resolve B] status={respB.status_code} body={respB.text[:500]}")
|
|
|
|
| 800 |
code_field = os.getenv("SERVICENOW_RESOLUTION_CODE_FIELD", "close_code")
|
| 801 |
notes_field = os.getenv("SERVICENOW_RESOLUTION_NOTES_FIELD", "close_notes")
|
| 802 |
payload_C = clean({
|
|
@@ -817,3 +863,109 @@ def _set_incident_resolved(sys_id: str) -> bool:
|
|
| 817 |
except Exception as e:
|
| 818 |
print(f"[SN PATCH resolve] exception={safe_str(e)}")
|
| 819 |
return False
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
| 1 |
import os
|
| 2 |
import json
|
| 3 |
import re
|
|
|
|
| 18 |
get_section_text,
|
| 19 |
get_best_steps_section_text,
|
| 20 |
get_best_errors_section_text,
|
|
|
|
| 21 |
)
|
| 22 |
from services.login import router as login_router
|
| 23 |
from services.generate_ticket import get_valid_token, create_incident
|
|
|
|
| 49 |
|
| 50 |
app = FastAPI(lifespan=lifespan)
|
| 51 |
app.include_router(login_router)
|
| 52 |
+
|
| 53 |
origins = ["https://chatbotnova-chatbot-frontend.hf.space"]
|
| 54 |
app.add_middleware(
|
| 55 |
CORSMiddleware,
|
|
|
|
| 59 |
allow_headers=["*"],
|
| 60 |
)
|
| 61 |
|
| 62 |
+
# ------------------ Models ------------------
|
| 63 |
class ChatInput(BaseModel):
|
| 64 |
user_message: str
|
| 65 |
prev_status: Optional[str] = None
|
|
|
|
| 92 |
f"gemini-2.5-flash-lite:generateContent?key={GEMINI_API_KEY}"
|
| 93 |
)
|
| 94 |
|
| 95 |
+
# ------------------ Helpers ------------------
|
| 96 |
+
NUMBERING_STYLE = os.getenv("NUMBERING_STYLE", "digit").lower() # 'digit' or 'step'
|
|
|
|
| 97 |
def _normalize_lines(text: str) -> List[str]:
|
| 98 |
raw = (text or "")
|
| 99 |
try:
|
|
|
|
| 101 |
except Exception:
|
| 102 |
return [raw.strip()] if raw.strip() else []
|
| 103 |
|
| 104 |
+
|
| 105 |
def _ensure_numbering(text: str) -> str:
|
| 106 |
"""
|
| 107 |
+
Render numbered steps robustly:
|
| 108 |
+
- Handles single-paragraph SOP content that already contains inline markers.
|
| 109 |
+
- Strips ANY leading marker per segment (classic, bullets, and circled numerals).
|
| 110 |
+
- Uses circled numerals (①..⑳) so the UI won't treat them as ordered lists.
|
| 111 |
+
- Falls back to 'N)' beyond 20 steps.
|
| 112 |
"""
|
| 113 |
+
|
| 114 |
+
# 0) Strip hidden chars that can break regexes
|
| 115 |
+
text = re.sub(r"[\u2060\u200B]", "", text or "")
|
| 116 |
+
|
| 117 |
+
# --- Helpers ---
|
| 118 |
+
def strip_prefix_any(s: str) -> str:
|
| 119 |
+
"""
|
| 120 |
+
Remove *any* leading list marker:
|
| 121 |
+
- classic: '1)', '2.', 'Step 3:', bullets '- * •'
|
| 122 |
+
- circled numerals: ①..⑳ (U+2460..U+2473)
|
| 123 |
+
- optional hidden chars before them
|
| 124 |
+
"""
|
| 125 |
+
return re.sub(
|
| 126 |
+
r"^\s*(?:[\u2060\u200B]*" # optional zero-width prefix
|
| 127 |
+
r"(?:\d+\s*[.)]" # '1)' '2.' '3 )'
|
| 128 |
+
r"|(?:step\s*\d+:?)" # 'Step 3:' (case-insensitive handled below)
|
| 129 |
+
r"|[\-\*\u2022]" # bullets '-', '*', '•'
|
| 130 |
+
r"|[\u2460-\u2473]" # circled numerals ①..⑳
|
| 131 |
+
r"))\s*",
|
|
|
|
|
|
|
|
|
|
|
|
|
| 132 |
"",
|
| 133 |
+
(s or "").strip(),
|
| 134 |
+
flags=re.IGNORECASE
|
| 135 |
)
|
| 136 |
+
|
| 137 |
+
# 1) Normalize lines
|
| 138 |
+
lines = [ln.strip() for ln in (text or "").splitlines() if ln and ln.strip()]
|
| 139 |
+
if not lines:
|
| 140 |
+
return text or ""
|
| 141 |
+
|
| 142 |
+
# 2) Merge dangling numeric-only lines with following text
|
| 143 |
+
merged: List[str] = []
|
| 144 |
+
i = 0
|
| 145 |
+
while i < len(lines):
|
| 146 |
+
ln = lines[i]
|
| 147 |
+
if re.fullmatch(r"\d+[.)]?|[\u2460-\u2473]", ln) and (i + 1) < len(lines):
|
| 148 |
+
merged.append(lines[i + 1].strip())
|
| 149 |
+
i += 2
|
| 150 |
+
else:
|
| 151 |
+
merged.append(ln)
|
| 152 |
+
i += 1
|
| 153 |
+
|
| 154 |
+
para = " ".join(merged).strip()
|
| 155 |
+
if not para:
|
| 156 |
+
return ""
|
| 157 |
+
|
| 158 |
+
# 3) Neutralize inline markers to a hard delimiter '|||'
|
| 159 |
+
# - classic numbers: ' 2) ', ' 3. '
|
| 160 |
+
# - circled numerals: ' ② ' etc.
|
| 161 |
+
para_clean = re.sub(r"(?:(?<=^)|(?<=\s))\d+[.)]\s+", "|||", para)
|
| 162 |
+
para_clean = re.sub(r"(?:(?<=^)|(?<=\s))[\u2460-\u2473]\s+", "|||", para_clean)
|
| 163 |
+
para_clean = re.sub(r"(?i)\bstep\s*\d+\s*:\s*", "|||", para_clean)
|
| 164 |
+
|
| 165 |
+
# 4) Split → segments
|
| 166 |
+
segments = [seg.strip() for seg in para_clean.split("|||") if seg.strip()]
|
| 167 |
+
if len(segments) < 2:
|
| 168 |
+
tmp = [ln.strip() for ln in para.splitlines() if ln.strip()]
|
| 169 |
+
segments = tmp if len(tmp) > 1 else [seg.strip() for seg in re.split(r"(?<=[.!?])\s+|;\s+", para) if seg.strip()]
|
| 170 |
+
|
| 171 |
+
# 5) Strip ANY leading marker from each segment (including circled ones)
|
| 172 |
+
segments = [strip_prefix_any(seg) for seg in segments if seg.strip()]
|
| 173 |
+
|
| 174 |
+
# 6) Numbering: circled numerals for 1..20; then 'N)' style
|
| 175 |
circled = {
|
| 176 |
+
1:"①",2:"②",3:"③",4:"④",5:"⑤",6:"⑥",7:"⑦",8:"⑧",9:"⑨",10:"⑩",
|
| 177 |
+
11:"⑪",12:"⑫",13:"⑬",14:"⑭",15:"⑮",16:"⑯",17:"⑰",18:"⑱",19:"⑲",20:"⑳",
|
|
|
|
|
|
|
| 178 |
}
|
| 179 |
+
out: List[str] = []
|
| 180 |
+
for idx, seg in enumerate(segments, start=1):
|
| 181 |
+
marker = circled.get(idx, f"{idx})")
|
| 182 |
+
out.append(f"{marker} {seg}")
|
| 183 |
+
|
| 184 |
return "\n".join(out)
|
| 185 |
|
| 186 |
+
|
| 187 |
+
|
| 188 |
+
def _filter_error_lines_by_query(text: str, query: str, max_lines: int = 4) -> str:
|
| 189 |
+
"""
|
| 190 |
+
Keep only error lines that contain key tokens from the user's query.
|
| 191 |
+
E.g., for 'putaway error', keep lines containing 'putaway' / 'error'.
|
| 192 |
+
"""
|
| 193 |
+
q = _normalize_for_match(query) # lower + punctuation stripped
|
| 194 |
+
q_terms = [t for t in q.split() if len(t) > 2]
|
| 195 |
+
if not q_terms:
|
| 196 |
+
return text or ""
|
| 197 |
+
|
| 198 |
+
kept: List[str] = []
|
| 199 |
+
for ln in _normalize_lines(text):
|
| 200 |
+
ln_norm = _normalize_for_match(ln)
|
| 201 |
+
if any(t in ln_norm for t in q_terms):
|
| 202 |
+
kept.append(ln)
|
| 203 |
+
if len(kept) >= max_lines:
|
| 204 |
+
break
|
| 205 |
+
|
| 206 |
+
return "\n".join(kept).strip() if kept else (text or "").strip()
|
| 207 |
+
|
| 208 |
+
def _friendly_permission_reply(raw: str) -> str:
|
| 209 |
+
line = (raw or "").strip()
|
| 210 |
+
line = re.sub(r"^\s*[\-\*\u2022]\s*", "", line)
|
| 211 |
+
if not line:
|
| 212 |
+
return "It looks like you may not have access for this action. Please verify your WMS role/permission with your supervisor or IT."
|
| 213 |
+
if "verify role access" in line.lower():
|
| 214 |
+
return "It looks like you may not have access for this action. Please verify your WMS role/permission with your supervisor or IT."
|
| 215 |
+
if ("permission" in line.lower()) or ("access" in line.lower()) or ("authorization" in line.lower()):
|
| 216 |
+
return f"It seems to be an access issue: {line}. Please check your role mapping or request access."
|
| 217 |
+
return line
|
| 218 |
+
|
| 219 |
+
def _detect_language_hint(msg: str) -> Optional[str]:
|
| 220 |
+
if re.search(r"[\u0B80-\u0BFF]", msg or ""):
|
| 221 |
+
return "Tamil"
|
| 222 |
+
if re.search(r"[\u0900-\u097F]", msg or ""):
|
| 223 |
+
return "Hindi"
|
| 224 |
+
return None
|
| 225 |
+
|
| 226 |
+
def _build_clarifying_message() -> str:
|
| 227 |
+
return (
|
| 228 |
+
"It seems the issue isn’t resolved yet. Would you like to share a few details so I can check further, "
|
| 229 |
+
"or should I raise a ServiceNow ticket for you?"
|
| 230 |
+
)
|
| 231 |
+
|
| 232 |
+
def _build_tracking_descriptions(issue_text: str, resolved_text: str) -> Tuple[str, str]:
|
| 233 |
+
issue = (issue_text or "").strip()
|
| 234 |
+
resolved = (resolved_text or "").strip()
|
| 235 |
+
short_desc = issue[:100] if issue else (resolved[:100] or "Issue resolved (user confirmation)")
|
| 236 |
+
long_desc = (
|
| 237 |
+
f"User reported: \"{issue}\". "
|
| 238 |
+
f"User confirmation: \"{resolved}\". "
|
| 239 |
+
f"Tracking record created automatically by NOVA."
|
| 240 |
+
).strip()
|
| 241 |
+
return short_desc, long_desc
|
| 242 |
+
|
| 243 |
+
def _is_incident_intent(msg_norm: str) -> bool:
|
| 244 |
+
intent_phrases = [
|
| 245 |
+
"create ticket", "create a ticket", "raise ticket", "raise a ticket", "open ticket", "open a ticket",
|
| 246 |
+
"create incident", "create an incident", "raise incident", "raise an incident", "open incident", "open an incident",
|
| 247 |
+
"log ticket", "log an incident", "generate ticket", "create snow ticket", "raise snow ticket",
|
| 248 |
+
"raise service now ticket", "create service now ticket", "raise sr", "open sr",
|
| 249 |
+
]
|
| 250 |
+
return any(p in msg_norm for p in intent_phrases)
|
| 251 |
+
|
| 252 |
+
def _parse_ticket_status_intent(msg_norm: str) -> Dict[str, Optional[str]]:
|
| 253 |
+
status_keywords = ["status", "ticket status", "incident status", "check status", "check ticket status", "check incident status"]
|
| 254 |
+
if not any(k in msg_norm for k in status_keywords):
|
| 255 |
+
return {}
|
| 256 |
+
patterns = [r"(?:incident\s*id|incidentid|ticket\s*number|number)\s*[:=]?\s*(inc\d+)", r"(inc\d+)"]
|
| 257 |
+
for pat in patterns:
|
| 258 |
+
m = re.search(pat, msg_norm, flags=re.IGNORECASE)
|
| 259 |
+
if m:
|
| 260 |
+
val = m.group(1).strip()
|
| 261 |
+
if val:
|
| 262 |
+
return {"number": val.upper() if val.lower().startswith("inc") else val}
|
| 263 |
+
return {"number": None, "ask_number": True}
|
| 264 |
+
|
| 265 |
+
def _is_resolution_ack_heuristic(msg_norm: str) -> bool:
|
| 266 |
+
phrases = [
|
| 267 |
+
"it is resolved", "resolved", "issue resolved", "problem resolved",
|
| 268 |
+
"it's working", "working now", "works now", "fixed", "sorted",
|
| 269 |
+
"ok now", "fine now", "all good", "all set", "thanks works", "thank you it works", "back to normal",
|
| 270 |
+
]
|
| 271 |
+
return any(p in msg_norm for p in phrases)
|
| 272 |
+
|
| 273 |
+
def _has_negation_resolved(msg_norm: str) -> bool:
|
| 274 |
+
neg_phrases = [
|
| 275 |
+
"not resolved", "issue not resolved", "still not working", "not working",
|
| 276 |
+
"didn't work", "doesn't work", "no change", "not fixed", "still failing", "failed again", "broken", "fail",
|
| 277 |
+
]
|
| 278 |
+
return any(p in msg_norm for p in neg_phrases)
|
| 279 |
+
|
| 280 |
+
def _classify_resolution_llm(user_message: str) -> bool:
|
| 281 |
+
if not GEMINI_API_KEY:
|
| 282 |
+
return False
|
| 283 |
+
prompt = f"""Classify if the following user message indicates that the issue is resolved or working now.
|
| 284 |
+
Return only 'true' or 'false'.
|
| 285 |
+
Message: {user_message}"""
|
| 286 |
+
headers = {"Content-Type": "application/json"}
|
| 287 |
+
payload = {"contents": [{"parts": [{"text": prompt}]}]}
|
| 288 |
+
try:
|
| 289 |
+
resp = requests.post(GEMINI_URL, headers=headers, json=payload, timeout=12, verify=GEMINI_SSL_VERIFY)
|
| 290 |
+
data = resp.json()
|
| 291 |
+
text = (
|
| 292 |
+
data.get("candidates", [{}])[0]
|
| 293 |
+
.get("content", {})
|
| 294 |
+
.get("parts", [{}])[0]
|
| 295 |
+
.get("text", "")
|
| 296 |
+
)
|
| 297 |
+
return "true" in (text or "").strip().lower()
|
| 298 |
+
except Exception:
|
| 299 |
+
return False
|
| 300 |
+
|
| 301 |
+
# ------------------ Filters ------------------
|
| 302 |
STRICT_OVERLAP = 3
|
| 303 |
MAX_SENTENCES_STRICT = 4
|
| 304 |
MAX_SENTENCES_CONCISE = 3
|
|
|
|
| 318 |
return t
|
| 319 |
|
| 320 |
def _split_sentences(ctx: str) -> List[str]:
|
| 321 |
+
raw_sents = re.split(r"(?<=[.!?])\s+|\n+|\-\s*|\*\s*", ctx or "")
|
| 322 |
return [s.strip() for s in raw_sents if s and len(s.strip()) > 2]
|
| 323 |
|
| 324 |
def _filter_context_for_query(context: str, query: str) -> Tuple[str, Dict[str, Any]]:
|
|
|
|
| 389 |
return "\n".join(kept).strip() if kept else (text or "").strip()
|
| 390 |
|
| 391 |
def _extract_escalation_line(text: str) -> Optional[str]:
|
| 392 |
+
"""
|
| 393 |
+
Extract escalation path from SOP text and return a friendly sentence.
|
| 394 |
+
Prefers the line after 'Escalation Path:' or any arrow chain (-> or →).
|
| 395 |
+
"""
|
| 396 |
if not text:
|
| 397 |
return None
|
| 398 |
+
|
| 399 |
lines = _normalize_lines(text)
|
| 400 |
if not lines:
|
| 401 |
return None
|
| 402 |
+
|
| 403 |
+
# Locate an escalation heading
|
| 404 |
start_idx = None
|
| 405 |
for i, ln in enumerate(lines):
|
| 406 |
low = ln.lower()
|
| 407 |
if "escalation" in low or "escalation path" in low or "escalate" in low:
|
| 408 |
start_idx = i
|
| 409 |
break
|
| 410 |
+
|
| 411 |
block = []
|
| 412 |
if start_idx is not None:
|
| 413 |
for j in range(start_idx, min(len(lines), start_idx + 6)):
|
|
|
|
| 415 |
break
|
| 416 |
block.append(lines[j].strip())
|
| 417 |
else:
|
| 418 |
+
# Look for any arrows if heading not found
|
| 419 |
block = [ln.strip() for ln in lines if ("->" in ln or "→" in ln)]
|
| 420 |
+
|
| 421 |
if not block:
|
| 422 |
return None
|
| 423 |
+
|
| 424 |
text_block = " ".join(block)
|
| 425 |
+
|
| 426 |
m = re.search(r"escalation[^:]*:\s*(.+)", text_block, flags=re.IGNORECASE)
|
| 427 |
path = m.group(1).strip() if m else None
|
| 428 |
+
|
| 429 |
if not path:
|
| 430 |
arrow_lines = [ln for ln in block if ("->" in ln or "→" in ln)]
|
| 431 |
if arrow_lines:
|
| 432 |
path = arrow_lines[0]
|
| 433 |
+
|
| 434 |
if not path:
|
| 435 |
m2 = re.search(r"(operator.*?administrator|operator.*)", text_block, flags=re.IGNORECASE)
|
| 436 |
path = m2.group(1).strip() if m2 else None
|
| 437 |
+
|
| 438 |
if not path:
|
| 439 |
return None
|
| 440 |
+
|
| 441 |
path = path.replace("->", "→").strip()
|
| 442 |
path = re.sub(r"^(?i:escalation\s*path)\s*:\s*", "", path).strip()
|
|
|
|
| 443 |
|
| 444 |
+
return f"If you want to escalate the issue, follow: {path}"
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 445 |
|
| 446 |
+
# ------------------ Health ------------------
|
| 447 |
@app.get("/")
|
| 448 |
async def health_check():
|
| 449 |
return {"status": "ok"}
|
| 450 |
|
| 451 |
+
# ------------------ Chat ------------------
|
| 452 |
@app.post("/chat")
|
| 453 |
async def chat_with_ai(input_data: ChatInput):
|
| 454 |
try:
|
|
|
|
| 474 |
}
|
| 475 |
|
| 476 |
# Resolution ack (auto incident + mark Resolved)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 477 |
is_llm_resolved = _classify_resolution_llm(input_data.user_message)
|
| 478 |
if _has_negation_resolved(msg_norm):
|
| 479 |
is_llm_resolved = False
|
| 480 |
if (not _has_negation_resolved(msg_norm)) and (_is_resolution_ack_heuristic(msg_norm) or is_llm_resolved):
|
| 481 |
try:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 482 |
short_desc, long_desc = _build_tracking_descriptions(input_data.last_issue, input_data.user_message)
|
| 483 |
result = create_incident(short_desc, long_desc)
|
| 484 |
if isinstance(result, dict) and not result.get("error"):
|
|
|
|
| 528 |
"debug": {"intent": "resolved_ack", "exception": True},
|
| 529 |
}
|
| 530 |
|
| 531 |
+
# Incident intent
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 532 |
if _is_incident_intent(msg_norm):
|
| 533 |
return {
|
| 534 |
"bot_response": (
|
|
|
|
| 548 |
}
|
| 549 |
|
| 550 |
# Status intent
|
| 551 |
+
status_intent = _parse_ticket_status_intent(msg_norm)
|
|
|
|
|
|
|
|
|
|
|
|
|
| 552 |
if status_intent:
|
| 553 |
if status_intent.get("ask_number"):
|
| 554 |
return {
|
|
|
|
| 601 |
except Exception as e:
|
| 602 |
raise HTTPException(status_code=500, detail=safe_str(e))
|
| 603 |
|
| 604 |
+
# Generic opener
|
| 605 |
+
if len(msg_norm.split()) <= 2 or any(p in msg_norm for p in ("issue", "problem", "help", "support")):
|
| 606 |
+
return {
|
| 607 |
+
"bot_response": _build_clarifying_message(),
|
| 608 |
+
"status": "NO_KB_MATCH",
|
| 609 |
+
"context_found": False,
|
| 610 |
+
"ask_resolved": False,
|
| 611 |
+
"suggest_incident": True,
|
| 612 |
+
"followup": "Share more details or say 'create ticket'.",
|
| 613 |
+
"options": [{"type":"yesno","title":"Share details or raise a ticket?"}],
|
| 614 |
+
"top_hits": [],
|
| 615 |
+
"sources": [],
|
| 616 |
+
"debug": {"intent": "generic_issue"},
|
| 617 |
+
}
|
| 618 |
+
|
| 619 |
# Hybrid KB search
|
| 620 |
kb_results = hybrid_search_knowledge_base(input_data.user_message, top_k=10, alpha=0.6, beta=0.4)
|
| 621 |
documents = kb_results.get("documents", [])
|
| 622 |
metadatas = kb_results.get("metadatas", [])
|
| 623 |
distances = kb_results.get("distances", [])
|
| 624 |
combined = kb_results.get("combined_scores", [])
|
| 625 |
+
|
| 626 |
items: List[Dict[str, Any]] = []
|
| 627 |
for i, doc in enumerate(documents):
|
| 628 |
text = doc.strip() if isinstance(doc, str) else ""
|
|
|
|
| 635 |
if score is not None: m["distance"] = score
|
| 636 |
if comb is not None: m["combined"] = comb
|
| 637 |
items.append({"text": text, "meta": m})
|
| 638 |
+
|
| 639 |
selected = items[:max(1, 2)]
|
| 640 |
context_raw = "\n\n---\n\n".join([s["text"] for s in selected]) if selected else ""
|
| 641 |
+
filtered_text, filt_info = _filter_context_for_query(context_raw, input_data.user_message)
|
| 642 |
+
context = filtered_text
|
| 643 |
+
context_found = bool(context.strip())
|
| 644 |
|
| 645 |
+
best_distance = min([d for d in distances if d is not None], default=None) if distances else None
|
| 646 |
+
best_combined = max([c for c in combined if c is not None], default=None) if combined else None
|
| 647 |
detected_intent = kb_results.get("user_intent", "neutral")
|
| 648 |
best_doc = kb_results.get("best_doc")
|
| 649 |
top_meta = (metadatas or [{}])[0] if metadatas else {}
|
| 650 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 651 |
# Force errors intent for permissions
|
| 652 |
is_perm_query = any(t in msg_norm for t in PERM_QUERY_TERMS)
|
| 653 |
if is_perm_query:
|
| 654 |
detected_intent = "errors"
|
| 655 |
|
| 656 |
# Prefer full SOP section when we have the best_doc
|
| 657 |
+
escalation_line = None # SOP escalation candidate (if found)
|
| 658 |
if best_doc:
|
| 659 |
if detected_intent == "steps":
|
| 660 |
+
full_steps = get_best_steps_section_text(best_doc)
|
|
|
|
| 661 |
if not full_steps:
|
| 662 |
+
sec = (top_meta or {}).get("section")
|
| 663 |
+
if sec: full_steps = get_section_text(best_doc, sec)
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 664 |
if full_steps:
|
| 665 |
context = _ensure_numbering(full_steps)
|
|
|
|
| 666 |
elif detected_intent == "errors":
|
| 667 |
full_errors = get_best_errors_section_text(best_doc)
|
| 668 |
if full_errors:
|
| 669 |
+
# Extract the error lines from the SOP
|
| 670 |
ctx_err = _extract_errors_only(full_errors, max_lines=12)
|
| 671 |
+
|
| 672 |
+
# If the query mentions permissions, reduce to permission-only lines
|
| 673 |
if is_perm_query:
|
| 674 |
context = _filter_permission_lines(ctx_err, max_lines=6)
|
| 675 |
else:
|
| 676 |
+
# Otherwise, keep only the lines relevant to the user's error words
|
| 677 |
context = _filter_error_lines_by_query(ctx_err, input_data.user_message, max_lines=6)
|
| 678 |
+
|
| 679 |
+
# Try to pick escalation path from the same SOP
|
| 680 |
escalation_line = _extract_escalation_line(full_errors)
|
| 681 |
+
|
| 682 |
lines = _normalize_lines(context)
|
| 683 |
if len(lines) == 1:
|
| 684 |
context = _friendly_permission_reply(lines[0])
|
| 685 |
|
| 686 |
+
# No context for errors → clarifying + ticket option
|
| 687 |
if detected_intent == "errors" and not (context or "").strip():
|
| 688 |
return {
|
| 689 |
"bot_response": _build_clarifying_message(),
|
|
|
|
| 691 |
"context_found": False,
|
| 692 |
"ask_resolved": False,
|
| 693 |
"suggest_incident": True,
|
| 694 |
+
"followup": "Share more details or say 'create ticket'.",
|
| 695 |
+
"options": [{"type":"yesno","title":"Share details or raise a ticket?"}],
|
| 696 |
"top_hits": [],
|
| 697 |
"sources": [],
|
| 698 |
"debug": {"intent": "errors_no_context"},
|
| 699 |
}
|
| 700 |
|
| 701 |
+
# Build LLM prompt
|
| 702 |
language_hint = _detect_language_hint(input_data.user_message)
|
| 703 |
lang_line = f"Respond in {language_hint}." if language_hint else "Respond in a clear, polite tone."
|
| 704 |
use_gemini = (detected_intent == "errors")
|
|
|
|
| 714 |
Return ONLY the rewritten guidance."""
|
| 715 |
headers = {"Content-Type": "application/json"}
|
| 716 |
payload = {"contents": [{"parts": [{"text": enhanced_prompt}]}]}
|
| 717 |
+
|
| 718 |
bot_text = ""
|
| 719 |
http_code = 0
|
| 720 |
if use_gemini:
|
|
|
|
| 732 |
except Exception:
|
| 733 |
bot_text, http_code = "", 0
|
| 734 |
|
| 735 |
+
# Deterministic local formatting
|
| 736 |
if detected_intent == "steps":
|
| 737 |
bot_text = _ensure_numbering(context)
|
| 738 |
elif detected_intent == "errors":
|
| 739 |
if not bot_text.strip() or http_code == 429:
|
| 740 |
+
# Fallback to SOP-derived filtered context (no generic)
|
| 741 |
bot_text = context.strip()
|
| 742 |
+
|
| 743 |
+
# Append SOP-specific escalation if available; otherwise NO escalation
|
| 744 |
if escalation_line:
|
| 745 |
bot_text = (bot_text or "").rstrip() + "\n\n" + escalation_line
|
| 746 |
else:
|
| 747 |
bot_text = context
|
| 748 |
|
| 749 |
+
# Status compute
|
| 750 |
short_query = len((input_data.user_message or "").split()) <= 4
|
| 751 |
gate_combined_ok = 0.60 if short_query else 0.55
|
| 752 |
status = "OK" if (best_combined is not None and best_combined >= gate_combined_ok) else "PARTIAL"
|
| 753 |
lower = (bot_text or "").lower()
|
| 754 |
if ("partial" in lower) or ("may be partial" in lower) or ("closest" in lower) or ("may not fully" in lower):
|
| 755 |
status = "PARTIAL"
|
| 756 |
+
|
| 757 |
+
options = [{"type":"yesno","title":"Share details or raise a ticket?"}] if status == "PARTIAL" else []
|
| 758 |
return {
|
| 759 |
"bot_response": bot_text,
|
| 760 |
"status": status,
|
|
|
|
| 766 |
"top_hits": [],
|
| 767 |
"sources": [],
|
| 768 |
"debug": {
|
| 769 |
+
"used_chunks": len((context or "").split("\n\n---\n\n")) if context else 0,
|
| 770 |
"best_distance": best_distance,
|
| 771 |
"best_combined": best_combined,
|
| 772 |
"http_status": http_code,
|
| 773 |
+
"filter_mode": filt_info.get("mode"),
|
| 774 |
+
"matched_count": filt_info.get("matched_count"),
|
| 775 |
"user_intent": detected_intent,
|
| 776 |
"best_doc": best_doc,
|
| 777 |
},
|
| 778 |
}
|
| 779 |
+
|
| 780 |
except HTTPException:
|
| 781 |
raise
|
| 782 |
except Exception as e:
|
| 783 |
raise HTTPException(status_code=500, detail=safe_str(e))
|
| 784 |
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
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|
|
|
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|
|
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|
|
|
|
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|
|
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|
|
|
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|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 785 |
def _set_incident_resolved(sys_id: str) -> bool:
|
| 786 |
try:
|
| 787 |
token = get_valid_token()
|
|
|
|
| 795 |
"Content-Type": "application/json",
|
| 796 |
}
|
| 797 |
url = f"{instance_url}/api/now/table/incident/{sys_id}"
|
| 798 |
+
|
| 799 |
close_code_val = os.getenv("SERVICENOW_CLOSE_CODE", "Solution provided")
|
| 800 |
close_notes_val = os.getenv("SERVICENOW_RESOLUTION_NOTES", "Issue resolved, user confirmed")
|
| 801 |
caller_sysid = os.getenv("SERVICENOW_CALLER_SYSID")
|
| 802 |
resolved_by_sysid = os.getenv("SERVICENOW_RESOLVED_BY_SYSID")
|
| 803 |
assign_group = os.getenv("SERVICENOW_ASSIGNMENT_GROUP_SYSID")
|
| 804 |
require_progress = os.getenv("SERVICENOW_REQUIRE_IN_PROGRESS_FIRST", "false").lower() in ("1", "true", "yes")
|
| 805 |
+
|
| 806 |
if require_progress:
|
| 807 |
try:
|
| 808 |
resp1 = requests.patch(url, headers=headers, json={"state": "2"}, verify=VERIFY_SSL, timeout=25)
|
| 809 |
print(f"[SN PATCH progress] status={resp1.status_code} body={resp1.text[:500]}")
|
| 810 |
except Exception as e:
|
| 811 |
print(f"[SN PATCH progress] exception={safe_str(e)}")
|
| 812 |
+
|
| 813 |
def clean(d: dict) -> dict:
|
| 814 |
return {k: v for k, v in d.items() if v is not None}
|
| 815 |
+
|
| 816 |
payload_A = clean({
|
| 817 |
"state": "6",
|
| 818 |
"close_code": close_code_val,
|
|
|
|
| 827 |
if respA.status_code in (200, 204):
|
| 828 |
return True
|
| 829 |
print(f"[SN PATCH resolve A] status={respA.status_code} body={respA.text[:500]}")
|
| 830 |
+
|
| 831 |
payload_B = clean({
|
| 832 |
"state": "Resolved",
|
| 833 |
"close_code": close_code_val,
|
|
|
|
| 842 |
if respB.status_code in (200, 204):
|
| 843 |
return True
|
| 844 |
print(f"[SN PATCH resolve B] status={respB.status_code} body={respB.text[:500]}")
|
| 845 |
+
|
| 846 |
code_field = os.getenv("SERVICENOW_RESOLUTION_CODE_FIELD", "close_code")
|
| 847 |
notes_field = os.getenv("SERVICENOW_RESOLUTION_NOTES_FIELD", "close_notes")
|
| 848 |
payload_C = clean({
|
|
|
|
| 863 |
except Exception as e:
|
| 864 |
print(f"[SN PATCH resolve] exception={safe_str(e)}")
|
| 865 |
return False
|
| 866 |
+
|
| 867 |
+
# ------------------ Incident ------------------
|
| 868 |
+
@app.post("/incident")
|
| 869 |
+
async def raise_incident(input_data: IncidentInput):
|
| 870 |
+
try:
|
| 871 |
+
result = create_incident(input_data.short_description, input_data.description)
|
| 872 |
+
if isinstance(result, dict) and not result.get("error"):
|
| 873 |
+
inc_number = result.get("number", "<unknown>")
|
| 874 |
+
sys_id = result.get("sys_id")
|
| 875 |
+
resolved_note = ""
|
| 876 |
+
if bool(input_data.mark_resolved) and sys_id not in ("<unknown>", None):
|
| 877 |
+
ok = _set_incident_resolved(sys_id)
|
| 878 |
+
resolved_note = " (marked Resolved)" if ok else " (could not mark Resolved; please update manually)"
|
| 879 |
+
ticket_text = f"Incident created: {inc_number}{resolved_note}" if inc_number else "Incident created."
|
| 880 |
+
return {
|
| 881 |
+
"bot_response": f"✅ {ticket_text}",
|
| 882 |
+
"debug": "Incident created via ServiceNow",
|
| 883 |
+
"persist": True,
|
| 884 |
+
"show_assist_card": True,
|
| 885 |
+
"followup": "Is there anything else I can assist you with?",
|
| 886 |
+
}
|
| 887 |
+
else:
|
| 888 |
+
raise HTTPException(status_code=500, detail=(result or {}).get("error", "Unknown error"))
|
| 889 |
+
except Exception as e:
|
| 890 |
+
raise HTTPException(status_code=500, detail=safe_str(e))
|
| 891 |
+
|
| 892 |
+
# ------------------ Ticket description generation ------------------
|
| 893 |
+
@app.post("/generate_ticket_desc")
|
| 894 |
+
async def generate_ticket_desc_ep(input_data: TicketDescInput):
|
| 895 |
+
try:
|
| 896 |
+
prompt = (
|
| 897 |
+
f"You are helping generate ServiceNow ticket descriptions based on the issue: {input_data.issue}.\n"
|
| 898 |
+
"Please return the output strictly in JSON format with the following keys:\n"
|
| 899 |
+
"{\n"
|
| 900 |
+
' "ShortDescription": "A concise summary of the issue (max 100 characters)",\n'
|
| 901 |
+
' "DetailedDescription": "A detailed explanation of the issue"\n'
|
| 902 |
+
"}\n"
|
| 903 |
+
"Do not include any extra text, comments, or explanations outside the JSON."
|
| 904 |
+
)
|
| 905 |
+
headers = {"Content-Type": "application/json"}
|
| 906 |
+
payload = {"contents": [{"parts": [{"text": prompt}]}]}
|
| 907 |
+
resp = requests.post(GEMINI_URL, headers=headers, json=payload, timeout=25, verify=GEMINI_SSL_VERIFY)
|
| 908 |
+
try:
|
| 909 |
+
data = resp.json()
|
| 910 |
+
except Exception:
|
| 911 |
+
return {"ShortDescription": "", "DetailedDescription": "", "error": "Gemini returned non-JSON"}
|
| 912 |
+
try:
|
| 913 |
+
text = data.get("candidates", [{}])[0].get("content", {}).get("parts", [{}])[0].get("text", "").strip()
|
| 914 |
+
except Exception:
|
| 915 |
+
return {"ShortDescription": "", "DetailedDescription": "", "error": "Gemini parsing failed"}
|
| 916 |
+
if text.startswith("```"):
|
| 917 |
+
lines = [ln for ln in text.splitlines() if not ln.strip().startswith("```")]
|
| 918 |
+
text = "\n".join(lines).strip()
|
| 919 |
+
try:
|
| 920 |
+
ticket_json = json.loads(text)
|
| 921 |
+
return {
|
| 922 |
+
"ShortDescription": ticket_json.get("ShortDescription", "").strip(),
|
| 923 |
+
"DetailedDescription": ticket_json.get("DetailedDescription", "").strip(),
|
| 924 |
+
}
|
| 925 |
+
except Exception:
|
| 926 |
+
return {"ShortDescription": "", "DetailedDescription": "", "error": "Invalid JSON returned"}
|
| 927 |
+
except Exception as e:
|
| 928 |
+
raise HTTPException(status_code=500, detail=safe_str(e))
|
| 929 |
+
|
| 930 |
+
# ------------------ Incident status ------------------
|
| 931 |
+
@app.post("/incident_status")
|
| 932 |
+
async def incident_status(input_data: TicketStatusInput):
|
| 933 |
+
try:
|
| 934 |
+
token = get_valid_token()
|
| 935 |
+
instance_url = os.getenv("SERVICENOW_INSTANCE_URL")
|
| 936 |
+
if not instance_url:
|
| 937 |
+
raise HTTPException(status_code=500, detail="SERVICENOW_INSTANCE_URL missing")
|
| 938 |
+
headers = {"Authorization": f"Bearer {token}", "Accept": "application/json"}
|
| 939 |
+
|
| 940 |
+
if input_data.sys_id:
|
| 941 |
+
url = f"{instance_url}/api/now/table/incident/{input_data.sys_id}"
|
| 942 |
+
response = requests.get(url, headers=headers, verify=VERIFY_SSL, timeout=25)
|
| 943 |
+
data = response.json()
|
| 944 |
+
result = data.get("result", {}) if response.status_code == 200 else {}
|
| 945 |
+
elif input_data.number:
|
| 946 |
+
url = f"{instance_url}/api/now/table/incident?number={input_data.number}"
|
| 947 |
+
response = requests.get(url, headers=headers, verify=VERIFY_SSL, timeout=25)
|
| 948 |
+
data = response.json()
|
| 949 |
+
lst = data.get("result", [])
|
| 950 |
+
result = (lst or [{}])[0] if response.status_code == 200 else {}
|
| 951 |
+
else:
|
| 952 |
+
raise HTTPException(status_code=400, detail="Provide IncidentID (number) or sys_id")
|
| 953 |
+
|
| 954 |
+
state_code = builtins.str(result.get("state", "unknown"))
|
| 955 |
+
state_label = STATE_MAP.get(state_code, state_code)
|
| 956 |
+
short = result.get("short_description", "")
|
| 957 |
+
number = result.get("number", input_data.number or "unknown")
|
| 958 |
+
|
| 959 |
+
return {
|
| 960 |
+
"bot_response": (
|
| 961 |
+
f"**Ticket:** {number} \n"
|
| 962 |
+
f"**Status:** {state_label} \n"
|
| 963 |
+
f"**Issue description:** {short}"
|
| 964 |
+
).replace("\n", " \n"),
|
| 965 |
+
"followup": "Is there anything else I can assist you with?",
|
| 966 |
+
"show_assist_card": True,
|
| 967 |
+
"persist": True,
|
| 968 |
+
"debug": "Incident status fetched",
|
| 969 |
+
}
|
| 970 |
+
except Exception as e:
|
| 971 |
+
raise HTTPException(status_code=500, detail=safe_str(e))
|