Files
kebab/crates/kebab-core/src/answer.rs
th-kim0823 3a7a28e682 feat(core): AnswerCitation gains indexed_at + stale (fb-32)
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-09 00:56:36 +09:00

124 lines
3.9 KiB
Rust

//! Answer + RAG types (§3.8).
use serde::{Deserialize, Serialize};
use time::OffsetDateTime;
use crate::citation::Citation;
use crate::search::SearchMode;
use crate::versions::PromptTemplateVersion;
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
pub struct Answer {
pub answer: String,
pub citations: Vec<AnswerCitation>,
pub grounded: bool,
pub refusal_reason: Option<RefusalReason>,
pub model: ModelRef,
pub embedding: Option<ModelRef>,
pub prompt_template_version: PromptTemplateVersion,
pub retrieval: AnswerRetrievalSummary,
pub usage: TokenUsage,
#[serde(with = "time::serde::rfc3339")]
pub created_at: OffsetDateTime,
/// p9-fb-15: same conversation 의 turn 들이 공유. CLI single-shot
/// (history 없음) / TUI 첫 turn 은 None. blake3 해시 또는 사용자
/// 명시 (`kebab ask --session <id>`, p9-fb-18).
#[serde(default, skip_serializing_if = "Option::is_none")]
pub conversation_id: Option<String>,
/// p9-fb-15: 같은 conversation 안 0-based 순서. 첫 turn = 0. None
/// 이면 single-shot.
#[serde(default, skip_serializing_if = "Option::is_none")]
pub turn_index: Option<u32>,
}
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
pub struct AnswerCitation {
pub marker: Option<String>,
pub citation: Citation,
/// p9-fb-32: cited doc's `documents.updated_at`.
#[serde(with = "time::serde::rfc3339")]
pub indexed_at: OffsetDateTime,
/// p9-fb-32: server-computed staleness flag per config threshold.
pub stale: bool,
}
/// p9-fb-15: history 가 prompt 에 들어갈 때의 한 turn. RAG facade 가
/// `Vec<Turn>` 받아 system + history + retrieval + new question 으로
/// prompt 빌드. token budget 안에 fit 안 되면 oldest turn 부터 drop
/// (newest 우선 보존).
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
pub struct Turn {
pub question: String,
pub answer: String,
pub citations: Vec<AnswerCitation>,
#[serde(with = "time::serde::rfc3339")]
pub created_at: OffsetDateTime,
}
#[derive(Clone, Copy, Debug, Eq, Hash, PartialEq, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub enum RefusalReason {
ScoreGate,
LlmSelfJudge,
NoIndex,
NoChunks,
/// p9-fb-15: ask 가 LLM 토큰 stream 도중 cancel 됨. partial answer
/// 가 채워져 있을 수 있음 (사용자가 본 부분까지). RAG retrieval
/// 자체는 정상 — 모델 generation 단계에서만 중단.
LlmStreamAborted,
}
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
pub struct ModelRef {
pub id: String,
pub provider: String,
pub dimensions: Option<usize>,
}
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
pub struct AnswerRetrievalSummary {
pub trace_id: TraceId,
pub mode: SearchMode,
pub k: usize,
pub score_gate: f32,
pub top_score: f32,
pub chunks_returned: u32,
pub chunks_used: u32,
}
#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
pub struct TokenUsage {
pub prompt_tokens: u32,
pub completion_tokens: u32,
pub latency_ms: u32,
}
#[derive(Clone, Debug, Eq, Hash, PartialEq, Serialize, Deserialize)]
pub struct TraceId(pub String);
#[cfg(test)]
mod tests {
use super::*;
use crate::asset::WorkspacePath;
use crate::citation::Citation;
use time::macros::datetime;
#[test]
fn answer_citation_serializes_indexed_at_and_stale() {
let ac = AnswerCitation {
marker: Some("[1]".to_string()),
citation: Citation::Line {
path: WorkspacePath::new("a.md".to_string()).unwrap(),
start: 1,
end: 1,
section: None,
},
indexed_at: datetime!(2026-05-09 12:00:00 UTC),
stale: false,
};
let v = serde_json::to_value(&ac).unwrap();
assert_eq!(v["indexed_at"], "2026-05-09T12:00:00Z");
assert_eq!(v["stale"], false);
}
}