import type { WebSearchProvider } from '@deepseek-ai/dsh-web';
/** Search backends supported by this plugin. */
export type ProviderKind = 'searxng' | 'brave' | 'tavily' | 'gemini' | 'wikipedia';
/** Internal provider selected by the plugin configuration. */
export interface SearchBackend extends WebSearchProvider {
    /** Configured external service, used in diagnostics and tests. */
    readonly kind: ProviderKind;
}
/** Resolve the current value of a DSH-managed credential reference. */
export type CredentialReader = (reference: string) => Promise<string | undefined>;
/** SearXNG configuration. */
export interface SearxngConfig {
    readonly baseURL?: string;
    readonly language?: string;
    readonly categories?: string;
    readonly engines?: string[];
    readonly retryCount?: number;
    readonly safeSearch?: 0 | 1 | 2;
}
/** Brave Search API configuration. */
export interface BraveConfig {
    readonly apiKeyEnv?: string;
    readonly country?: string;
    readonly searchLanguage?: string;
    readonly safeSearch?: 'off' | 'moderate' | 'strict';
}
/** Tavily Search API configuration. */
export interface TavilyConfig {
    readonly apiKeyEnv?: string;
    readonly searchDepth?: 'basic' | 'advanced' | 'fast' | 'ultra-fast';
    readonly topic?: 'general' | 'news' | 'finance';
}
/** Gemini API configuration for Google Search grounding. */
export interface GeminiConfig {
    readonly apiKeyEnv?: string;
    readonly model?: string;
}
/** Wikipedia Action API configuration. */
export interface WikipediaConfig {
    readonly language?: string;
}