agents/rlhf_workflows.py

"""
RLHF-Enhanced LangGraph Workflows for FinRyver
Integrates reward model and feedback collection into existing workflows
"""
from typing import TypedDict, Dict, Any, List, Annotated, Optional
import time
import uuid
import os
import logging
from langgraph.graph import StateGraph, END
from langchain_core.messages import HumanMessage, AIMessage, BaseMessage

# Import existing tools and RLHF components
from agents.simple_tools import (
    generate_notes_full_pipeline_from_path,
    generate_balance_sheet,
    generate_pnl_statement,
    generate_cash_flow_statement,
    generate_llm_notes,
)
from agents.feedback_manager import FeedbackManager
from agents.reward_model import TextBasedRewardModel

logger = logging.getLogger(__name__)

class RLHFFinancialAgentState(TypedDict):
    """Enhanced state with RLHF capabilities"""
    messages: Annotated[List[BaseMessage], "History"]
    file_path: str
    result: Dict[str, Any]
    status: str
    start_time: float
    end_time: float
    error: str
    
    # RLHF-specific fields
    statement_id: Optional[str]
    predicted_quality: Optional[float]
    confidence_score: Optional[float]
    candidates_generated: Optional[List[Dict[str, Any]]]
    best_candidate_index: Optional[int]
    feedback_collected: Optional[bool]

class RLHFWorkflowManager:
    """Manages RLHF-enhanced workflows with text-based feedback"""

    def __init__(self):
        self.feedback_manager = FeedbackManager()
        self.reward_model = TextBasedRewardModel()

    def collect_feedback(self, feedback_data: Dict[str, Any]) -> Dict[str, Any]:
        """Collect text-based feedback"""
        return self.reward_model.collect_feedback(feedback_data)

    def get_feedback_patterns(self) -> Dict[str, Any]:
        """Get feedback patterns and insights"""
        return self.reward_model.get_feedback_patterns()

def get_rlhf_manager() -> RLHFWorkflowManager:
    """Get the RLHF workflow manager instance"""
    return RLHFWorkflowManager()

def run_rlhf_workflow(file_path: str, kind: str, user_api_key: Optional[str] = None) -> Dict[str, Any]:
    """Run RLHF-enhanced workflow (placeholder - simplified)"""
    # For now, just return a basic structure
    # This can be enhanced later with actual RLHF logic
    return {
        "status": "error",
        "error": "RLHF workflow not implemented for this endpoint",
        "file_path": file_path,
        "kind": kind,
        "user_api_key": user_api_key
    }