"""Summary service for heuristic summary generation."""

from ..models import Session
from .note_service import consolidate_notes


def generate_summary(session: Session) -> str:
    """
    Generate a heuristic summary from the session.
    Uses consolidate_notes to extract work_done, decisions, blockers.
    """
    # Consolidate raw notes into categorized sections
    consolidated = consolidate_notes(session.raw_notes)

    lines = []

    # Work done section
    if consolidated["work_done"]:
        lines.append("Trabajo realizado:")
        for item in consolidated["work_done"]:
            lines.append(f"  - {item}")
        lines.append("")

    # Decisions section
    if consolidated["decisions"]:
        lines.append("Decisiones:")
        for item in consolidated["decisions"]:
            lines.append(f"  - {item}")
        lines.append("")

    # Blockers section
    if consolidated["blockers"]:
        lines.append("Bloqueos:")
        for item in consolidated["blockers"]:
            lines.append(f"  - {item}")
        lines.append("")

    # If no content, provide a minimal summary
    if not lines:
        return f"Session de {session.duration_minutes} minutos sin progreso registrado."

    return "\n".join(lines)