import { DocumentByName, FieldPaths, FunctionReference, GenericActionCtx, GenericDataModel, NamedTableInfo, TableNamesInDataModel, IndexNames } from "convex/server";
import { BaseListChatMessageHistory } from "@langchain/core/chat_history";
import { BaseMessage } from "@langchain/core/messages";
/**
 * Type that defines the config required to initialize the
 * ConvexChatMessageHistory class. At minimum it needs a sessionId
 * and an ActionCtx.
 */
export type ConvexChatMessageHistoryInput<DataModel extends GenericDataModel, TableName extends TableNamesInDataModel<DataModel> = "messages", IndexName extends IndexNames<NamedTableInfo<DataModel, TableName>> = "bySessionId", SessionIdFieldName extends FieldPaths<NamedTableInfo<DataModel, TableName>> = "sessionId", MessageTextFieldName extends FieldPaths<NamedTableInfo<DataModel, TableName>> = "message", InsertMutation extends FunctionReference<"mutation", "internal", {
    table: string;
    document: object;
}> = any, LookupQuery extends FunctionReference<"query", "internal", {
    table: string;
    index: string;
    keyField: string;
    key: string;
}, object[]> = any, DeleteManyMutation extends FunctionReference<"mutation", "internal", {
    table: string;
    index: string;
    keyField: string;
    key: string;
}> = any> = {
    readonly ctx: GenericActionCtx<DataModel>;
    readonly sessionId: DocumentByName<DataModel, TableName>[SessionIdFieldName];
    /**
     * Defaults to "messages"
     */
    readonly table?: TableName;
    /**
     * Defaults to "bySessionId"
     */
    readonly index?: IndexName;
    /**
     * Defaults to "sessionId"
     */
    readonly sessionIdField?: SessionIdFieldName;
    /**
     * Defaults to "message"
     */
    readonly messageTextFieldName?: MessageTextFieldName;
    /**
     * Defaults to `internal.langchain.db.insert`
     */
    readonly insert?: InsertMutation;
    /**
     * Defaults to `internal.langchain.db.lookup`
     */
    readonly lookup?: LookupQuery;
    /**
     * Defaults to `internal.langchain.db.deleteMany`
     */
    readonly deleteMany?: DeleteManyMutation;
};
export declare class ConvexChatMessageHistory<DataModel extends GenericDataModel, SessionIdFieldName extends FieldPaths<NamedTableInfo<DataModel, TableName>> = "sessionId", TableName extends TableNamesInDataModel<DataModel> = "messages", IndexName extends IndexNames<NamedTableInfo<DataModel, TableName>> = "bySessionId", MessageTextFieldName extends FieldPaths<NamedTableInfo<DataModel, TableName>> = "message", InsertMutation extends FunctionReference<"mutation", "internal", {
    table: string;
    document: object;
}> = any, LookupQuery extends FunctionReference<"query", "internal", {
    table: string;
    index: string;
    keyField: string;
    key: string;
}, object[]> = any, DeleteManyMutation extends FunctionReference<"mutation", "internal", {
    table: string;
    index: string;
    keyField: string;
    key: string;
}> = any> extends BaseListChatMessageHistory {
    lc_namespace: string[];
    private readonly ctx;
    private readonly sessionId;
    private readonly table;
    private readonly index;
    private readonly sessionIdField;
    private readonly messageTextFieldName;
    private readonly insert;
    private readonly lookup;
    private readonly deleteMany;
    constructor(config: ConvexChatMessageHistoryInput<DataModel, TableName, IndexName, SessionIdFieldName, MessageTextFieldName, InsertMutation, LookupQuery, DeleteManyMutation>);
    getMessages(): Promise<BaseMessage[]>;
    addMessage(message: BaseMessage): Promise<void>;
    clear(): Promise<void>;
}