"""
Stage 222: Reflect (Sequential Thinking)
Implements the 'Reflect' stage of the RAPES-M cycle using a structured thinking process.
"""

import json
from dataclasses import dataclass, field
from typing import Any, Dict, List, Optional


@dataclass
class ThoughtStep:
    thought: str
    thought_number: int
    total_thoughts: int
    next_thought_needed: bool
    is_revision: bool = False
    revises_thought: Optional[int] = None
    branch_from_thought: Optional[int] = None
    branch_id: Optional[str] = None
    needs_more_thoughts: Optional[bool] = None

class SequentialThinking:
    """
    Logic for Stage 222: Reflect.
    """
    def __init__(self):
        self.history: List[ThoughtStep] = []

    def process_thought(self,
                        thought: str,
                        thought_number: int,
                        total_thoughts: int,
                        next_thought_needed: bool,
                        **kwargs) -> Dict[str, Any]:
        """
        Process a single thought step.
        """
        step = ThoughtStep(
            thought=thought,
            thought_number=thought_number,
            total_thoughts=total_thoughts,
            next_thought_needed=next_thought_needed,
            is_revision=kwargs.get("is_revision", False),
            revises_thought=kwargs.get("revises_thought"),
            branch_from_thought=kwargs.get("branch_from_thought"),
            branch_id=kwargs.get("branch_id"),
            needs_more_thoughts=kwargs.get("needs_more_thoughts")
        )
        self.history.append(step)

        # Calculate 'entropy' or 'clarity' gain (simulated)
        clarity_score = min(1.0, thought_number / max(1, total_thoughts))

        return {
            "verdict": "SEAL",
            "stage": "222_REFLECT",
            "thought_number": thought_number,
            "status": "Thinking...",
            "clarity": clarity_score,
            "next_needed": next_thought_needed
        }

    def get_summary(self) -> str:
        return "\n".join([f"{t.thought_number}. {t.thought}" for t in self.history])
