"""Chat turns, claims, and audit graph state."""

from __future__ import annotations

from typing import Literal, TypedDict


class Citation(TypedDict):
    title: str
    uri: str


class ChatTurn(TypedDict):
    id: str
    role: Literal["user", "assistant"]
    content: str


class Claim(TypedDict):
    id: str
    message_id: str
    order: int
    text: str
    is_claim: bool
    comment: str
    verdict: Literal["supported", "uncertain", "contradicted", "non_claim"]
    reason: str
    citations: list[Citation]


class ParagraphAudit(TypedDict):
    index: int
    raw_text: str
    bullets: str
    claims: list[Claim]


class MessageAudit(TypedDict, total=False):
    message_id: str
    role: Literal["user", "assistant"]
    content: str
    rewritten: str
    paragraphs: list[ParagraphAudit]
    claims: list[Claim]
    status: Literal["pending", "running", "done", "error"]
    # Progressive audit stream stages (published while status == running).
    phase: Literal[
        "queued",
        "extracting",
        "searching",
        "judging",
        "done",
        "error",
    ]
    evidence_text: str


class AuditState(TypedDict, total=False):
    turns: list[ChatTurn]
    message_audits: list[MessageAudit]
    claims: list[Claim]
    rewritten_transcript: str
    injected_context: str
    use_web_search: bool