/**
 * Web search step for the research pipeline
 * Uses @plust/search-sdk to perform web searches
 */
import { SearchProvider as SDKSearchProvider } from '@plust/search-sdk';
import { createStep } from '../utils/steps.js';
import { z } from 'zod';
declare const searchResultSchema: z.ZodObject<{
    url: z.ZodString;
    title: z.ZodString;
    snippet: z.ZodOptional<z.ZodString>;
    domain: z.ZodOptional<z.ZodString>;
    publishedDate: z.ZodOptional<z.ZodString>;
    provider: z.ZodOptional<z.ZodString>;
    raw: z.ZodOptional<z.ZodAny>;
}, "strip", z.ZodTypeAny, {
    url: string;
    title: string;
    snippet?: string | undefined;
    domain?: string | undefined;
    publishedDate?: string | undefined;
    provider?: string | undefined;
    raw?: any;
}, {
    url: string;
    title: string;
    snippet?: string | undefined;
    domain?: string | undefined;
    publishedDate?: string | undefined;
    provider?: string | undefined;
    raw?: any;
}>;
export type SearchResult = z.infer<typeof searchResultSchema>;
/**
 * Interface for our search provider configuration
 * This is a subset of the SDK's SearchProvider interface
 */
export interface SearchProviderConfig {
    name: string;
    apiKey: string;
    cx?: string;
    baseUrl?: string;
    parameters?: Record<string, string | number | boolean>;
    [key: string]: any;
}
/**
 * Options for the web search step
 */
export interface WebSearchOptions {
    /** Search provider configured from @plust/search-sdk */
    provider?: SDKSearchProvider | SearchProviderConfig;
    /** Optional custom query override (if not provided, will use the main research query) */
    query?: string;
    /** Maximum number of results to return */
    maxResults?: number;
    /** Language code for results (e.g., 'en') */
    language?: string;
    /** Country/region code (e.g., 'US') */
    region?: string;
    /** Content filtering level */
    safeSearch?: 'off' | 'moderate' | 'strict';
    /** Whether to use search queries from the research plan if available */
    useQueriesFromPlan?: boolean;
    /** Whether to include raw results in the state */
    includeRawResults?: boolean;
    /** Whether to include search results in the final results */
    includeInResults?: boolean;
    /** Maximum retry attempts for search requests */
    maxRetries?: number;
    /** Whether to require at least one successful search */
    requireResults?: boolean;
}
/**
 * Creates a web search step for the research pipeline
 *
 * This step will use either the provider specified in options or fall back to the defaultSearchProvider
 * from the research state. At least one of these must be provided for the step to work.
 *
 * @param options Configuration options for the web search
 * @returns A web search step for the research pipeline
 *
 * @example
 * ```typescript
 * // Using a specific provider in options
 * searchWeb({
 *   provider: google.configure({
 *     apiKey: process.env.GOOGLE_API_KEY,
 *     cx: process.env.GOOGLE_CX
 *   }),
 *   maxResults: 10
 * })
 *
 * // Or relying on the defaultSearchProvider from the research function
 * searchWeb({
 *   maxResults: 10,
 *   useQueriesFromPlan: true
 * })
 * ```
 */
export declare function searchWeb(options: WebSearchOptions): ReturnType<typeof createStep>;
export {};