import { Logger } from '@nestjs/common';
import { ModuleRef, Reflector } from '@nestjs/core';
import { McpServer } from '@modelcontextprotocol/sdk/server/mcp.js';
import { CallToolResult } from '@modelcontextprotocol/sdk/types.js';
import { Context, McpRequest, HttpRequest } from '../../interfaces';
import { McpOptions } from '../../interfaces/mcp-options.interface';
import { DiscoveredCapability, McpRegistryDiscoveryService } from '../mcp-registry-discovery.service';
export declare abstract class McpHandlerBase {
    protected readonly moduleRef: ModuleRef;
    protected readonly registry: McpRegistryDiscoveryService;
    private readonly reflector;
    protected logger: Logger;
    protected constructor(moduleRef: ModuleRef, registry: McpRegistryDiscoveryService, reflector: Reflector, loggerContext: string, options?: McpOptions);
    protected createContext(mcpServer: McpServer, mcpRequest: McpRequest): Context;
    protected createStatelessContext(mcpServer: McpServer, mcpRequest: McpRequest): Context;
    protected createErrorResponse(errorText: string): CallToolResult | never;
    protected handleError(error: Error, capabilityInfo: DiscoveredCapability<object>, httpRequest: HttpRequest): {
        [x: string]: unknown;
        content: ({
            type: "text";
            text: string;
            annotations?: {
                audience?: ("user" | "assistant")[] | undefined;
                priority?: number | undefined;
                lastModified?: string | undefined;
            } | undefined;
            _meta?: {
                [x: string]: unknown;
            } | undefined;
        } | {
            type: "image";
            data: string;
            mimeType: string;
            annotations?: {
                audience?: ("user" | "assistant")[] | undefined;
                priority?: number | undefined;
                lastModified?: string | undefined;
            } | undefined;
            _meta?: {
                [x: string]: unknown;
            } | undefined;
        } | {
            type: "audio";
            data: string;
            mimeType: string;
            annotations?: {
                audience?: ("user" | "assistant")[] | undefined;
                priority?: number | undefined;
                lastModified?: string | undefined;
            } | undefined;
            _meta?: {
                [x: string]: unknown;
            } | undefined;
        } | {
            uri: string;
            name: string;
            type: "resource_link";
            description?: string | undefined;
            mimeType?: string | undefined;
            annotations?: {
                audience?: ("user" | "assistant")[] | undefined;
                priority?: number | undefined;
                lastModified?: string | undefined;
            } | undefined;
            _meta?: {
                [x: string]: unknown;
            } | undefined;
            icons?: {
                src: string;
                mimeType?: string | undefined;
                sizes?: string[] | undefined;
                theme?: "light" | "dark" | undefined;
            }[] | undefined;
            title?: string | undefined;
        } | {
            type: "resource";
            resource: {
                uri: string;
                text: string;
                mimeType?: string | undefined;
                _meta?: {
                    [x: string]: unknown;
                } | undefined;
            } | {
                uri: string;
                blob: string;
                mimeType?: string | undefined;
                _meta?: {
                    [x: string]: unknown;
                } | undefined;
            };
            annotations?: {
                audience?: ("user" | "assistant")[] | undefined;
                priority?: number | undefined;
                lastModified?: string | undefined;
            } | undefined;
            _meta?: {
                [x: string]: unknown;
            } | undefined;
        })[];
        _meta?: {
            [x: string]: unknown;
            progressToken?: string | number | undefined;
            "io.modelcontextprotocol/related-task"?: {
                taskId: string;
            } | undefined;
        } | undefined;
        structuredContent?: {
            [x: string]: unknown;
        } | undefined;
        isError?: boolean | undefined;
    };
    private getExceptionTypes;
    private isExceptionFiltered;
}
//# sourceMappingURL=mcp-handler.base.d.ts.map