/**
 * Brainy Connector Interface - Atomic Age Integration Framework
 *
 * 🧠 Base interface for all premium connectors in Brain Cloud
 * ⚛️ Open source interface, implementations are premium-only
 */
export interface ConnectorConfig {
    /** Connector identifier (e.g., 'notion', 'salesforce') */
    connectorId: string;
    /** Premium license key (required for Brain Cloud connectors) */
    licenseKey: string;
    /** API credentials for the external service */
    credentials: {
        apiKey?: string;
        accessToken?: string;
        refreshToken?: string;
        clientId?: string;
        clientSecret?: string;
        [key: string]: any;
    };
    /** Connector-specific configuration */
    options?: {
        syncInterval?: number;
        batchSize?: number;
        retryAttempts?: number;
        [key: string]: any;
    };
    /** Brainy database instance configuration */
    brainy?: {
        endpoint?: string;
        storage?: string;
        [key: string]: any;
    };
}
export interface SyncResult {
    /** Number of items successfully synced */
    synced: number;
    /** Number of items that failed to sync */
    failed: number;
    /** Number of items skipped (duplicates, etc.) */
    skipped: number;
    /** Total processing time in milliseconds */
    duration: number;
    /** Sync operation timestamp */
    timestamp: string;
    /** Error details for failed items */
    errors?: Array<{
        item: string;
        error: string;
        retryable: boolean;
    }>;
    /** Metadata about the sync operation */
    metadata?: {
        lastSyncId?: string;
        nextPageToken?: string;
        hasMore?: boolean;
        [key: string]: any;
    };
}
export interface ConnectorStatus {
    /** Current connector state */
    status: 'connected' | 'disconnected' | 'error' | 'syncing' | 'paused';
    /** Human-readable status message */
    message: string;
    /** Last successful sync timestamp */
    lastSync?: string;
    /** Next scheduled sync timestamp */
    nextSync?: string;
    /** Connection health indicators */
    health: {
        apiReachable: boolean;
        credentialsValid: boolean;
        licenseValid: boolean;
        quotaRemaining?: number;
    };
    /** Usage statistics */
    stats?: {
        totalSyncs: number;
        totalItems: number;
        averageDuration: number;
        errorRate: number;
    };
}
/**
 * Base interface for all Brainy premium connectors
 *
 * Implementations auto-load with Brain Cloud subscription after auth
 */
export interface IConnector {
    /** Unique connector identifier */
    readonly id: string;
    /** Human-readable connector name */
    readonly name: string;
    /** Connector version */
    readonly version: string;
    /** Supported data types this connector can handle */
    readonly supportedTypes: string[];
    /**
     * Initialize the connector with configuration
     */
    initialize(config: ConnectorConfig): Promise<void>;
    /**
     * Test connection to the external service
     */
    testConnection(): Promise<boolean>;
    /**
     * Get current connector status and health
     */
    getStatus(): Promise<ConnectorStatus>;
    /**
     * Start syncing data from the external service
     */
    startSync(): Promise<SyncResult>;
    /**
     * Stop any ongoing sync operations
     */
    stopSync(): Promise<void>;
    /**
     * Perform incremental sync (delta changes only)
     */
    incrementalSync(): Promise<SyncResult>;
    /**
     * Perform full sync (all data)
     */
    fullSync(): Promise<SyncResult>;
    /**
     * Preview what would be synced without actually syncing
     */
    previewSync(limit?: number): Promise<{
        items: Array<{
            type: string;
            title: string;
            preview: string;
            relationships: string[];
        }>;
        totalCount: number;
        estimatedDuration: number;
    }>;
    /**
     * Clean up resources and disconnect
     */
    disconnect(): Promise<void>;
}