import { type NameSlots } from "../session-name";
import type { ContentTier, Conversation, ConversationMessage, ConversationMeta, MessageSender, MessageSnapshot } from "../types";
import { type DiscoveredConversationFile, type ScannerProvider } from "./provider";
export interface CopilotAccumulator {
    sessionId: string;
    cwd: string;
    gitBranch: string | null;
    model: string | null;
    latestTimestamp: string;
    messageCount: number;
    lastMessageSender: MessageSender;
    firstUser: MessageSnapshot | null;
    nameSlots: NameSlots;
    lastUser: MessageSnapshot | null;
    lastAssistant: MessageSnapshot | null;
    toolNames: string[];
    previewParts: string[];
    previewLength: number;
    snippetParts: string[];
    snippetLength: number;
}
export declare class CopilotProvider implements ScannerProvider<CopilotAccumulator> {
    readonly name: "copilot";
    discover(roots: string[]): Promise<DiscoveredConversationFile[]>;
    canParse(_filePath: string, sample: string): boolean;
    createEmptyAccumulator(): CopilotAccumulator;
    reduceEntry(acc: CopilotAccumulator, entry: Record<string, unknown>, tier: ContentTier): void;
    finalize(acc: CopilotAccumulator, filePath: string, account: string, tier: ContentTier): ConversationMeta | null;
}
export declare function looksLikeCopilotEvent(entry: Record<string, unknown>): boolean;
export declare function parseCopilotJsonlLine(line: string): ConversationMessage | null;
export declare function reduceCopilotEntry(acc: CopilotAccumulator, entry: Record<string, unknown>, tier: ContentTier): void;
export declare function finalizeCopilotMeta(acc: CopilotAccumulator, filePath: string, account: string, tier: ContentTier): ConversationMeta | null;
export declare function parseCopilotConversation(filePath: string, account: string): Promise<Conversation | null>;
//# sourceMappingURL=copilot.d.ts.map