/**
 * Conversation store - persists conversations to JSON files
 */
import type { Conversation, Message, ConversationSpec } from "./types.js";
export interface ConversationStore {
    getConversation(id: string): Promise<Conversation | null>;
    getConversationsByRepo(userId: string, repoId: string): Promise<Conversation[]>;
    getConversationsByUser(userId: string): Promise<Conversation[]>;
    createConversation(userId: string, repoId: string): Promise<Conversation>;
    updateConversation(id: string, updates: Partial<Conversation>): Promise<Conversation | null>;
    addMessage(conversationId: string, message: Message): Promise<Conversation | null>;
    addSpec(conversationId: string, spec: ConversationSpec): Promise<Conversation | null>;
    updateSpec(conversationId: string, specId: string, updates: Partial<ConversationSpec>): Promise<Conversation | null>;
    forkConversation(id: string, userId: string, newTitle?: string): Promise<Conversation | null>;
    deleteConversation(id: string): Promise<boolean>;
}
export declare function createConversationStore(dataDir: string): ConversationStore;
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