/**
 * Centralized icon management for FlowDrop
 * Ensures consistent icon usage across all components
 */
import type { NodeCategory } from '../types/index.js';
/**
 * Default icons for different contexts
 */
export declare const DEFAULT_ICONS: {
    readonly NODE: "mdi:cube";
    readonly CATEGORY: "mdi:folder";
    readonly ADD: "mdi:plus";
    readonly REMOVE: "mdi:minus";
    readonly EDIT: "mdi:pencil";
    readonly SAVE: "mdi:content-save";
    readonly LOAD: "mdi:folder-open";
    readonly EXPORT: "mdi:download";
    readonly IMPORT: "mdi:upload";
    readonly SEARCH: "mdi:magnify";
    readonly CLOSE: "mdi:close";
    readonly SETTINGS: "mdi:cog";
    readonly HELP: "mdi:help-circle";
    readonly SUCCESS: "mdi:check-circle";
    readonly ERROR: "mdi:alert-circle";
    readonly WARNING: "mdi:alert";
    readonly INFO: "mdi:information";
    readonly LOADING: "mdi:loading";
    readonly HOME: "mdi:home";
    readonly BACK: "mdi:arrow-left";
    readonly FORWARD: "mdi:arrow-right";
    readonly UP: "mdi:arrow-up";
    readonly DOWN: "mdi:arrow-down";
    readonly WORKFLOW: "mdi:graph";
    readonly NODE_ADD: "mdi:plus-circle";
    readonly NODE_DELETE: "mdi:minus-circle";
    readonly CONNECTION: "mdi:connection";
    readonly DATA: "mdi:database";
    readonly FILE: "mdi:file";
    readonly TEXT: "mdi:text";
    readonly JSON: "mdi:code-json";
    readonly MODEL: "mdi:chip";
    readonly BRAIN: "mdi:brain";
    readonly VECTOR: "mdi:vector-point";
    readonly ROBOT: "mdi:robot";
    readonly TOOL: "mdi:wrench";
    readonly CALCULATOR: "mdi:calculator";
    readonly CLOCK: "mdi:clock";
    readonly CHAT: "mdi:chat";
    readonly MESSAGE: "mdi:message";
    readonly EMAIL: "mdi:email";
    readonly WEBHOOK: "mdi:webhook";
    readonly STORAGE: "mdi:database";
    readonly MEMORY: "mdi:memory";
    readonly CACHE: "mdi:cached";
    readonly PROCESS: "mdi:cog";
    readonly FILTER: "mdi:filter";
    readonly SORT: "mdi:sort";
    readonly TRANSFORM: "mdi:transform";
    readonly LOGIC: "mdi:git-branch";
    readonly CONDITION: "mdi:source-fork";
    readonly LOOP: "mdi:loop";
    readonly API: "mdi:api";
    readonly LINK: "mdi:link";
    readonly PLUGIN: "mdi:puzzle";
    readonly BUNDLE: "mdi:package-variant";
};
/**
 * Category-specific icons for built-in categories.
 * Custom categories fall back to DEFAULT_ICONS.CATEGORY.
 * These serve as static defaults; the categories store provides dynamic overrides.
 */
export declare const CATEGORY_ICONS: Record<string, string>;
/**
 * Get the appropriate icon for a node
 * @param nodeIcon - The node's specific icon
 * @param category - The node's category
 * @returns The icon to use
 */
export declare function getNodeIcon(nodeIcon?: string, category?: NodeCategory): string;
/**
 * Get the appropriate icon for a category.
 * Checks the categories store first (which includes API overrides),
 * then falls back to the static CATEGORY_ICONS map, then to the default.
 * @param category - The category
 * @returns The icon to use
 */
export declare function getCategoryIcon(category: NodeCategory): string;
/**
 * Get a default icon by key
 * @param key - The icon key from DEFAULT_ICONS
 * @returns The icon string
 */
export declare function getDefaultIcon(key: keyof typeof DEFAULT_ICONS): string;
/**
 * Validate if an icon string is properly formatted
 * @param icon - The icon string to validate
 * @returns True if valid, false otherwise
 */
export declare function isValidIcon(icon: string): boolean;
/**
 * Get a fallback icon if the provided icon is invalid
 * @param icon - The icon to check
 * @param fallback - The fallback icon to use
 * @returns The valid icon string
 */
export declare function getValidIcon(icon: string, fallback?: string): string;