/**
 * GCS (Google Cloud Storage) client implementation.
 *
 * Uses the native GCS plugin type from @superblocksteam/types.
 */
import type { z } from "zod";
import type { QueryExecutor, TraceMetadata } from "../registry.js";
import type { IntegrationConfig, IntegrationClientImpl } from "../types.js";
import type { GCSClient, GCSListObjectsOptions, GCSGetObjectOptions } from "./types.js";
/**
 * Internal implementation of GCSClient.
 */
export declare class GCSClientImpl implements GCSClient, IntegrationClientImpl {
    readonly config: IntegrationConfig;
    private readonly executeQuery;
    constructor(config: IntegrationConfig, executeQuery: QueryExecutor);
    get name(): string;
    get pluginId(): string;
    /**
     * Builds a GCS plugin request and executes it.
     */
    private execute;
    /**
     * Validates a result against a Zod schema.
     */
    private validate;
    /**
     * Wraps an operation with standard error handling.
     */
    private withErrorHandling;
    listBuckets<T>(schema: z.ZodSchema<T>, metadata?: TraceMetadata): Promise<T>;
    listObjects<T>(bucket: string, schema: z.ZodSchema<T>, options?: GCSListObjectsOptions, metadata?: TraceMetadata): Promise<T>;
    getObject<T>(bucket: string, path: string, schema: z.ZodSchema<T>, options?: GCSGetObjectOptions, metadata?: TraceMetadata): Promise<T>;
    deleteObject(bucket: string, path: string, metadata?: TraceMetadata): Promise<void>;
    uploadObject(bucket: string, path: string, body: string, metadata?: TraceMetadata): Promise<void>;
    uploadMultipleObjects(bucket: string, fileObjects: string, metadata?: TraceMetadata): Promise<void>;
    generateSignedUrl<T>(bucket: string, path: string, schema: z.ZodSchema<T>, metadata?: TraceMetadata): Promise<T>;
}
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