import fs from "node:fs";
import { type DiagnosticEvent } from "../diagnostics/error-codes.js";
import { type ProvenanceReport } from "../provenance/resolver.js";
import { type ParsedSession } from "./parser.js";
import { type RootRegistry } from "./root-registry.js";
/**
 * P1 只读索引管道：parse → provenance → policy → chunks。
 */
export type ProvenanceLabel = "verified" | "unresolved";
export interface CanonicalChunk {
    sourceKey: string;
    sessionId: string;
    entryId: string;
    blockIndex: number;
    chunkIndex: number;
    role: string;
    occurredAt: string;
    originProjectKey: string;
    provenance: ProvenanceLabel;
    contentHash: string;
    text: string;
    autoEligible: boolean;
    persistDisposition: "allow" | "redacted";
    chunkerVersion: string;
    policyVersion: string;
}
export interface IndexSessionResult {
    sessionId: string | null;
    chunks: CanonicalChunk[];
    diagnostics: DiagnosticEvent[];
    unresolvedCopiedCount: number;
    parsed: ParsedSession;
    provenance?: ProvenanceReport;
}
/**
 * 索引单个 session 文件，产出可快照的 canonical chunks（不含 path）。
 */
export declare function indexSessionFile(sessionFile: string, options?: {
    registry?: RootRegistry;
    readFileSync?: typeof fs.readFileSync;
    existsSync?: typeof fs.existsSync;
    lstatSync?: typeof fs.lstatSync;
}): IndexSessionResult;
/**
 * 索引 session 文本（便于单测注入）。
 */
export declare function indexSessionText(text: string, options: {
    sessionFile: string;
    registry: RootRegistry;
    readFileSync?: typeof fs.readFileSync;
    existsSync?: typeof fs.existsSync;
}): IndexSessionResult;
/**
 * 生成可快照摘要（不含 path，正文可保留合成 fixture）。
 */
export declare function toChunkSnapshot(result: IndexSessionResult): unknown;
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