/**
 * @license
 * Copyright 2024 Nuraly, Laabidi Aymen
 * SPDX-License-Identifier: MIT
 */
import { LitElement } from 'lit';
import { type DataNodeConfiguration, type DatabaseProvider } from './data-node.types.js';
import './schema-select.component.js';
import './table-select.component.js';
import '../../db-connection-select/db-connection-select.component.js';
import './data-node-fields.component.js';
/**
 * Data Node Configuration Component
 *
 * A stateful component that manages the entire data node configuration UI,
 * including database type, connection, schema, table selection and column-aware
 * field components.
 *
 * @example
 * ```html
 * <nr-data-node-config
 *   .config=${nodeConfig}
 *   @config-update=${(e) => handleUpdate(e.detail.key, e.detail.value)}
 * ></nr-data-node-config>
 * ```
 *
 * @fires config-update - Fired when any config value changes
 */
export declare class NrDataNodeConfig extends LitElement {
    static styles: import("lit").CSSResult;
    /** Current node configuration */
    config: Partial<DataNodeConfiguration>;
    /** Application ID (host-provided, replaces getVarValue) */
    applicationId: string;
    /** Database provider for introspection (host-provided) */
    databaseProvider?: DatabaseProvider;
    /** KV entries for connection selects (host-provided) */
    kvEntries: {
        keyPath: string;
        value?: any;
        isSecret: boolean;
    }[];
    /** Callback when a KV entry needs to be created */
    onCreateKvEntry?: (detail: {
        keyPath: string;
        value: any;
        scope: string;
        isSecret: boolean;
    }) => void;
    private columns;
    private loadingColumns;
    updated(changedProperties: Map<string, unknown>): void;
    private loadColumns;
    private onUpdate;
    private renderDatabaseTypeSelect;
    private renderConnectionSelect;
    private renderSchemaSelect;
    private renderTableSelect;
    private renderColumnDependentSections;
    render(): import("lit-html").TemplateResult<1>;
}
declare global {
    interface HTMLElementTagNameMap {
        'nr-data-node-config': NrDataNodeConfig;
    }
}
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