/**
 * Index Storage Port
 *
 * Abstract interface for storing and retrieving index data.
 * This allows the domain to remain independent of the actual storage implementation.
 */
import type { FileIndex, ModuleManifest, GlobalManifest, Config } from '../entities';
import type { Tier1Manifest } from '../entities';
/**
 * Abstract index storage interface.
 *
 * Handles persistence of index data (Tier 1 and Tier 2).
 * Implementations might use:
 * - Filesystem (current)
 * - SQLite
 * - IndexedDB (for browser)
 */
export interface IndexStorage {
    /**
     * Load configuration from storage
     */
    loadConfig(): Promise<Config>;
    /**
     * Save configuration to storage
     */
    saveConfig(config: Config): Promise<void>;
    /**
     * Load global manifest
     */
    loadGlobalManifest(): Promise<GlobalManifest | null>;
    /**
     * Save global manifest
     */
    saveGlobalManifest(manifest: GlobalManifest): Promise<void>;
    /**
     * Load module manifest
     */
    loadModuleManifest(moduleId: string): Promise<ModuleManifest | null>;
    /**
     * Save module manifest
     */
    saveModuleManifest(moduleId: string, manifest: ModuleManifest): Promise<void>;
    /**
     * Load Tier 1 index for a module
     */
    loadTier1Index(moduleId: string): Promise<Tier1Manifest | null>;
    /**
     * Save Tier 1 index for a module
     */
    saveTier1Index(moduleId: string, manifest: Tier1Manifest): Promise<void>;
    /**
     * Load file index (Tier 2)
     */
    loadFileIndex(moduleId: string, filepath: string): Promise<FileIndex | null>;
    /**
     * Save file index (Tier 2)
     */
    saveFileIndex(moduleId: string, filepath: string, index: FileIndex): Promise<void>;
    /**
     * Delete file index
     */
    deleteFileIndex(moduleId: string, filepath: string): Promise<void>;
    /**
     * List all indexed files for a module
     */
    listIndexedFiles(moduleId: string): Promise<string[]>;
    /**
     * Check if index exists for this project
     */
    indexExists(): Promise<boolean>;
    /**
     * Delete entire index
     */
    deleteIndex(): Promise<void>;
    /**
     * Get the root directory being indexed
     */
    getRootDir(): string;
}