/**
 * Story scene reader — load and parse one dialogue scene by conv key.
 *
 * Reads `conv/<key>.json` on-demand from the store. Scenes are not cached —
 * they are large and infrequently re-read, so we re-read per call rather
 * than hold 97MB of dialogue in memory. Lines are normalized to the
 * StoryLine three-state shape. Player choices are extracted from
 * optionGroups (a separate structure from the lines array).
 *
 * Depends on `./storyCore.js` for the store accessor and mission-name map.
 */
import type { StoryLine, StoryScene } from "./storyTypes.js";
interface RawConvLine {
    id?: string;
    aid?: string;
    actor?: string;
    text?: string;
    hint?: string;
    speaker?: string;
    cid?: string;
    type?: string;
}
/**
 * Normalize a raw conv line to the StoryLine three-state shape.
 *
 * Exported for direct unit testing of the three-state classification
 * (speaker→dialog / actor→dialog / text-only→narration / empty→narration).
 */
export declare function normalizeLine(line: RawConvLine): StoryLine;
/**
 * Load and parse one dialogue scene by conv key.
 *
 * Reads conv/<key>.json on-demand (does not cache — scenes are large
 * and infrequently re-read). Lines are normalized to the StoryLine
 * three-state shape. Player choices are extracted from optionGroups.
 */
export declare function readStory(convKey: string): StoryScene | null;
export {};