/**
 * Auto-save Service for FlowDrop
 *
 * Handles automatic saving of workflows based on user settings.
 * Uses behaviorSettings for auto-save configuration.
 *
 * @module services/autoSaveService
 */
/**
 * Auto-save configuration options
 */
interface AutoSaveOptions {
    /**
     * Callback function to save the workflow
     * Should return a promise that resolves when save is complete
     */
    onSave: () => Promise<void>;
    /**
     * Optional callback for save errors
     */
    onError?: (error: Error) => void;
    /**
     * Optional callback for successful saves
     */
    onSuccess?: () => void;
}
/**
 * Initialize auto-save functionality based on user settings
 *
 * Creates an interval-based auto-save mechanism that:
 * - Listens to behaviorSettings changes for auto-save configuration
 * - Monitors the isDirty state to check for unsaved changes
 * - Calls the provided save callback when dirty and auto-save is enabled
 *
 * @param options - Auto-save configuration options
 * @returns Cleanup function to stop auto-save and unsubscribe from stores
 *
 * @example
 * ```typescript
 * // In App.svelte onMount
 * const cleanupAutoSave = initAutoSave({
 *   onSave: async () => {
 *     await saveWorkflow();
 *   },
 *   onError: (error) => {
 *     console.error("Auto-save failed:", error);
 *   },
 *   onSuccess: () => {
 *     console.log("Auto-saved workflow");
 *   }
 * });
 *
 * // In onDestroy
 * cleanupAutoSave();
 * ```
 */
export declare function initAutoSave(options: AutoSaveOptions): () => void;
/**
 * Create an auto-save manager with more control
 *
 * This is a class-based alternative to initAutoSave for cases where
 * you need more fine-grained control over the auto-save behavior.
 */
export declare class AutoSaveManager {
    private intervalId;
    private isSaving;
    private settingsUnsubscriber;
    private onSave;
    private onError?;
    private onSuccess?;
    /**
     * Create a new AutoSaveManager
     *
     * @param options - Auto-save configuration options
     */
    constructor(options: AutoSaveOptions);
    /**
     * Start the auto-save manager
     *
     * Listens for settings changes and starts the auto-save interval.
     */
    start(): void;
    /**
     * Stop the auto-save manager
     *
     * Clears the interval and unsubscribes from settings.
     */
    stop(): void;
    /**
     * Force an immediate save (if dirty)
     *
     * @returns Promise that resolves when save is complete
     */
    saveNow(): Promise<void>;
    /**
     * Check if auto-save is currently enabled
     */
    isEnabled(): boolean;
    /**
     * Check if auto-save is currently running
     */
    isRunning(): boolean;
    /**
     * Update the interval based on current settings
     */
    private updateInterval;
    /**
     * Perform the save operation
     */
    private performSave;
}
export {};