import { Plugin } from 'vite';

/**
 * Configuration options for the Vue Proximity Prefetch plugin
 */
export interface VueProximityPrefetchOptions {
    /**
     * Distance threshold in pixels that triggers prefetching when the cursor
     * approaches a link element
     * @default 200
     */
    threshold?: number;
    /**
     * Interval for periodic prediction checks (in milliseconds)
     * When set to 0, checks are triggered by mouse movements
     * @default 0
     */
    predictionInterval?: number;
    /**
     * Maximum number of routes to prefetch simultaneously
     * Limits resource usage while still enhancing perceived performance
     * @default 3
     */
    maxPrefetch?: number;
    /**
     * Enable debug logging in the console
     * Useful for development and troubleshooting
     * @default false
     */
    debug?: boolean;
    /**
     * Enable automatic prefetching without needing to add the Vue component
     * When true, a global script is injected that handles prefetching for all routes
     * @default false
     */
    automaticPrefetch?: boolean;
    /**
     * Enable mobile support for touch devices
     * When true, touch events and viewport-based prefetching are enabled
     * @default true
     */
    mobileSupport?: boolean;
    /**
     * Viewport margin (in pixels) for prefetching on mobile
     * Links that are within this distance from the viewport will be prefetched
     * @default 300
     */
    viewportMargin?: number;
    /**
     * Enable prefetching of all links on the page at once
     * When true, all internal links will be prefetched after page load
     * @default false
     */
    prefetchAllLinks?: boolean;
    /**
     * Delay (in milliseconds) before starting to prefetch all links
     * Only used when prefetchAllLinks is true
     * @default 1500
     */
    prefetchAllLinksDelay?: number;
}
/**
 * Creates a Vite plugin that enhances Vue Router with proximity-based prefetching
 *
 * @param options - Configuration options for the prefetching behavior
 * @returns Vite plugin instance
 */
export declare function viteProximityPrefetch(options?: VueProximityPrefetchOptions): Plugin;
export default viteProximityPrefetch;