export function TreeController(): void;
export class TreeController {
    /**
     * extract node(s) from object
     * @param tree {object} - try to append a node
     * @param data {object} - data target to extract nodes
     * @param nodeKey {string} - node key from main data
     * @param nodePath {string | null} - full path of that node
     * @param opts - options {
     *     nodeHandler: ({name, path, node})=>{}, // called each time node found;
           nodeIdHandler: ()=>{return null;} // called when want to process secondary data id;
     * }
     * @returns {Promise<object>} - tree after append a node
     */
    node(tree: object, data: object, nodeKey: string, nodePath?: string | null, opts?: {
        nodeHandler: ({ name, path, node }: {
            name: any;
            path: any;
            node: any;
        }) => Promise<void>;
        nodeIdHandler: () => Promise<any>;
    }): Promise<object>;
    /**
     *
     * @param data {object | Array<object>} - data to covert to tree
     * @param domain {string} - data namespace to use
     * @param opts - options {
     *     nodeHandler: ({name, path, node})=>{}, // called each time node found;
           nodeIdHandler: ()=>{return null;} // called when want to process secondary data id;
     * }
     * @returns {Promise<object>} - resolve to tree of nodes for that data
     */
    objectToTree(data: object | Array<object>, domain: string, opts?: {
        nodeHandler: ({ name, path, node }: {
            name: any;
            path: any;
            node: any;
        }) => Promise<void>;
        nodeIdHandler: () => Promise<any>;
    }): Promise<object>;
    /**
     *
     * @param domain {string} table/collection/domain where we want to execute query
     * @param query {object | Array<object>} query that we want to execute
     * @returns {Promise<{[key: string]:string} | Array<{[key: string]:string}>>}
     */
    query(domain: string, query: object | Array<object>): Promise<{
        [key: string]: string;
    } | {
        [key: string]: string;
    }[]>;
}