/**
 * Domain Configuration for Educational Resources
 * Following best practices for online exam environments
 */
export type DomainCategory = "encyclopedia" | "academic" | "mathematics" | "science" | "programming" | "reference" | "educational" | "government";
export interface DomainConfig {
    domain: string;
    category: DomainCategory;
    canEmbed: boolean;
    searchWeight: number;
    description: string;
    searchPriority: number;
}
/**
 * Comprehensive list of educational domains suitable for exams
 * All domains have been tested for embedding and reader mode compatibility
 */
export declare const EDUCATIONAL_DOMAINS: DomainConfig[];
/**
 * Get all allowed domains for quick lookup
 */
export declare function getAllowedDomains(): string[];
/**
 * Check if a URL is from an allowed educational domain
 */
export declare function isAllowedDomain(url: string): boolean;
/**
 * Get domain configuration by URL
 */
export declare function getDomainConfig(url: string): DomainConfig | null;
/**
 * Get domains by category
 */
export declare function getDomainsByCategory(category: DomainCategory): DomainConfig[];
/**
 * Get search-optimized domain list
 */
export declare function getSearchDomains(): string[];