import { AzureMonitorExporterOptions } from '@azure/monitor-opentelemetry-exporter';
import { ExporterConfig } from '@opentelemetry/exporter-zipkin';
import { OTLPExporterNodeConfigBase } from '@opentelemetry/otlp-exporter-base';
import { OTLPGRPCExporterConfigNode } from '@opentelemetry/otlp-grpc-exporter-base';
import { BufferConfig, SpanProcessor } from '@opentelemetry/sdk-trace-base';
import { MaybePromise } from '@whatwg-node/promise-helpers';
import { OnParseEventPayload, OnValidateEventPayload, OnExecuteEventPayload } from '@envelop/types';
import { GatewayPlugin } from '@graphql-hive/gateway-runtime';
import { ExecutionRequest, Executor, MaybePromise as MaybePromise$1 } from '@graphql-tools/utils';
import { TransportEntry } from '@graphql-mesh/transport-common';
import { Logger, OnFetchHookPayload } from '@graphql-mesh/types';
import { GraphQLSchema } from 'graphql';
import { Tracer, Context } from '@opentelemetry/api';
import { OnRequestEventPayload } from '@whatwg-node/server';

type BatchingConfig = boolean | BufferConfig;
declare function createStdoutExporter(batchingConfig?: BatchingConfig): SpanProcessor;
declare function createZipkinExporter(config: ExporterConfig, batchingConfig?: BatchingConfig): SpanProcessor;
declare function createOtlpHttpExporter(config: OTLPExporterNodeConfigBase, batchingConfig?: BatchingConfig): SpanProcessor;
declare function createOtlpGrpcExporter(config: OTLPGRPCExporterConfigNode, batchingConfig?: BatchingConfig): MaybePromise<SpanProcessor>;
declare function createAzureMonitorExporter(config: AzureMonitorExporterOptions, batchingConfig?: BatchingConfig): MaybePromise<SpanProcessor>;

declare module 'graphql' {
    interface GraphQLResolveInfo {
        executionRequest?: ExecutionRequest;
    }
}
interface OnSubgraphExecutePayload<TContext> {
    subgraph: GraphQLSchema;
    subgraphName: string;
    transportEntry?: TransportEntry;
    executionRequest: ExecutionRequest<any, TContext>;
    setExecutionRequest(executionRequest: ExecutionRequest): void;
    executor: Executor;
    setExecutor(executor: Executor): void;
    requestId?: string;
    logger?: Logger;
}

type PrimitiveOrEvaluated<TExpectedResult, TInput = never> = TExpectedResult | ((input: TInput) => TExpectedResult);
interface OpenTelemetryGatewayPluginOptionsWithoutInit {
    /**
     * Whether to initialize the OpenTelemetry SDK (default: true).
     */
    initializeNodeSDK: false;
}
interface OpenTelemetryGatewayPluginOptionsWithInit {
    /**
     * Whether to initialize the OpenTelemetry SDK (default: true).
     */
    initializeNodeSDK?: true;
    /**
     * A list of OpenTelemetry exporters to use for exporting the spans.
     * You can use exporters from `@opentelemetry/exporter-*` packages, or use the built-in utility functions.
     *
     * Does not apply when `initializeNodeSDK` is `false`.
     */
    exporters: MaybePromise$1<SpanProcessor>[];
    /**
     * Service name to use for OpenTelemetry NodeSDK resource option (default: 'Gateway').
     *
     * Does not apply when `initializeNodeSDK` is `false`.
     */
    serviceName?: string;
}
type OpenTelemetryGatewayPluginOptionsInit = OpenTelemetryGatewayPluginOptionsWithInit | OpenTelemetryGatewayPluginOptionsWithoutInit;
type OpenTelemetryGatewayPluginOptions = OpenTelemetryGatewayPluginOptionsInit & {
    /**
     * Tracer instance to use for creating spans (default: a tracer with name 'gateway').
     */
    tracer?: Tracer;
    /**
     * Whether to inherit the context from the calling service (default: true).
     *
     * This process is done by extracting the context from the incoming request headers. If disabled, a new context and a trace-id will be created.
     *
     * See https://opentelemetry.io/docs/languages/js/propagation/
     */
    inheritContext?: boolean;
    /**
     * Whether to propagate the context to the outgoing requests (default: true).
     *
     * This process is done by injecting the context into the outgoing request headers. If disabled, the context will not be propagated.
     *
     * See https://opentelemetry.io/docs/languages/js/propagation/
     */
    propagateContext?: boolean;
    /**
     * Options to control which spans to create.
     * By default, all spans are enabled.
     *
     * You may specify a boolean value to enable/disable all spans, or a function to dynamically enable/disable spans based on the input.
     */
    spans?: {
        /**
         * Enable/disable HTTP request spans (default: true).
         *
         * Disabling the HTTP span will also disable all other child spans.
         */
        http?: PrimitiveOrEvaluated<boolean, OnRequestEventPayload<any>>;
        /**
         * Enable/disable GraphQL parse spans (default: true).
         */
        graphqlParse?: PrimitiveOrEvaluated<boolean, OnParseEventPayload<any>>;
        /**
         * Enable/disable GraphQL validate spans (default: true).
         */
        graphqlValidate?: PrimitiveOrEvaluated<boolean, OnValidateEventPayload<any>>;
        /**
         * Enable/disable GraphQL execute spans (default: true).
         */
        graphqlExecute?: PrimitiveOrEvaluated<boolean, OnExecuteEventPayload<any>>;
        /**
         * Enable/disable subgraph execute spans (default: true).
         */
        subgraphExecute?: PrimitiveOrEvaluated<boolean, OnSubgraphExecutePayload<any>>;
        /**
         * Enable/disable upstream HTTP fetch calls spans (default: true).
         */
        upstreamFetch?: PrimitiveOrEvaluated<boolean, OnFetchHookPayload<any>>;
    };
};
declare function useOpenTelemetry(options: OpenTelemetryGatewayPluginOptions & {
    logger: Logger;
}): GatewayPlugin<{
    opentelemetry: {
        tracer: Tracer;
        activeContext: () => Context;
    };
}>;

export { type BatchingConfig, type OpenTelemetryGatewayPluginOptions as OpenTelemetryMeshPluginOptions, createAzureMonitorExporter, createOtlpGrpcExporter, createOtlpHttpExporter, createStdoutExporter, createZipkinExporter, useOpenTelemetry };