/**
 * News Article Content Type
 *
 * Represents a news article or announcement with headline,
 * summary, featured image, and structured content blocks.
 */
import { ArticleMetadata } from '../../../components/organisms/article/types';
import { ContentDocument, ContentConfig } from '../types';
/**
 * News article document interface
 */
export interface NewsArticle extends ContentDocument<'news'> {
    /** News headline */
    headline: string;
    /** Short summary for listings */
    summary: string;
    /** Featured image URL */
    featuredImage?: string;
    /** Breaking news flag */
    breaking?: boolean;
    /** News source/outlet */
    source?: string;
    /** Related articles */
    relatedArticles?: {
        title: string;
        slug: string;
    }[];
}
/**
 * NewsBuilder provides a fluent API for creating news articles.
 *
 * @example
 * ```typescript
 * const news = new NewsBuilder()
 *   .headline('New Product Launch Announced')
 *   .summary('Company reveals groundbreaking new product...')
 *   .author('Jane Smith', '/avatars/jane.jpg', 'Technology Reporter')
 *   .publishedAt(new Date())
 *   .breaking()
 *   .featuredImage('/images/product-launch.jpg')
 *   .paragraph('In a surprise announcement today...')
 *   .quote('This is our most innovative product yet', 'CEO John Doe')
 *   .build();
 *
 * // Convert to ArticleMetadata
 * const article = news.toArticle();
 * ```
 */
export declare class NewsBuilder {
    private article;
    /**
     * Sets the news headline
     */
    headline(headline: string): this;
    /**
     * Sets the news summary
     */
    summary(summary: string): this;
    /**
     * Sets the featured image URL
     */
    featuredImage(url: string): this;
    /**
     * Marks the article as breaking news
     */
    breaking(value?: boolean): this;
    /**
     * Sets the news source/outlet
     */
    source(source: string): this;
    /**
     * Sets the article author
     */
    author(name: string, avatar?: string, role?: string): this;
    /**
     * Sets the publication date
     */
    publishedAt(date: Date | string): this;
    /**
     * Sets tags for the article
     */
    tags(...tags: string[]): this;
    /**
     * Sets the category
     */
    category(category: string): this;
    /**
     * Sets the slug
     */
    slug(slug: string): this;
    /**
     * Sets the ID
     */
    id(id: string): this;
    /**
     * Adds related articles
     */
    relatedArticles(articles: {
        title: string;
        slug: string;
    }[]): this;
    /**
     * Adds a heading block
     */
    heading(text: string, level?: 1 | 2 | 3): this;
    /**
     * Adds a paragraph block
     */
    paragraph(text: string, emphasis?: boolean): this;
    /**
     * Adds a quote block
     */
    quote(text: string, author?: string, source?: string): this;
    /**
     * Adds an image block
     */
    image(src: string, alt: string, caption?: string): this;
    /**
     * Adds an unordered list
     */
    list(items: string[]): this;
    /**
     * Adds an ordered/numbered list
     */
    orderedList(items: string[]): this;
    /**
     * Adds a callout/note block
     */
    callout(text: string, variant?: 'info' | 'warning' | 'success' | 'error', title?: string): this;
    /**
     * Adds a divider
     */
    divider(style?: 'line' | 'dots' | 'space'): this;
    /**
     * Adds a button/CTA
     */
    button(text: string, href?: string, color?: 'primary' | 'secondary' | 'success'): this;
    /**
     * Configures rendering options
     */
    config(config: Partial<ContentConfig>): this;
    /**
     * Builds the final NewsArticle object
     */
    build(): NewsArticle;
    /**
     * Builds and converts to ArticleMetadata
     */
    toArticle(): ArticleMetadata;
    /**
     * Gets the estimated reading time in minutes
     */
    getReadingTime(): number;
    /**
     * Resets the builder for reuse
     */
    clear(): this;
}
/**
 * Creates a new NewsBuilder instance
 */
export declare function news(): NewsBuilder;