import { TRPC_ERROR_CODE_KEY } from '@trpc/server/rpc';
import type { CreateRootTypes, Procedure, ProcedureType, Router, RouterRecord } from '@trpc/server/unstable-core-do-not-import';
import { IncomingMessage } from 'http';
import type { ZodObject } from 'zod';
import type { $ZodIssue } from 'zod/v4/core';
export { type OpenAPIObject, type SecuritySchemeObject } from 'openapi3-ts/oas31';
export type OpenApiMethod = 'GET' | 'POST' | 'PATCH' | 'PUT' | 'DELETE';
type TRPCMeta = Record<string, unknown>;
export type OpenApiContentType = 'application/json' | 'application/x-www-form-urlencoded' | 'multipart/form-data' | (string & {});
export type OpenApiMeta<TMeta = TRPCMeta> = TMeta & {
    openapi?: {
        /** When true, use only the openapi object provided (no defaults). */
        override?: boolean;
        /** When true, merge provided openapi with defaults (defaults first, then provided). */
        additional?: boolean;
        enabled?: boolean;
        /** HTTP method. Auto-generated from procedure type (query→GET, mutation→POST) when omitted. */
        method?: OpenApiMethod;
        /** URL path. Auto-generated as /{routerName}.{procedureName} when omitted. */
        path?: `/${string}`;
        operationId?: string;
        summary?: string;
        description?: string;
        protect?: boolean;
        tags?: string[];
        contentTypes?: OpenApiContentType[];
        deprecated?: boolean;
        requestHeaders?: ZodObject;
        responseHeaders?: ZodObject;
        successDescription?: string;
        errorResponses?: number[] | Record<number, string>;
    };
};
/**
 * Internal resolved type where method and path are guaranteed after merging with defaults.
 * Used internally after forEachOpenApiProcedure resolves auto-generated defaults.
 */
export type ResolvedOpenApiMeta = Required<Pick<NonNullable<OpenApiMeta['openapi']>, 'method' | 'path'>> & NonNullable<OpenApiMeta['openapi']>;
export type OpenApiProcedure = Procedure<ProcedureType, {
    input: any;
    output: any;
    meta: TRPCMeta;
}>;
export type OpenApiProcedureRecord = Record<string, OpenApiProcedure | RouterRecord>;
export type OpenApiRouter = Router<CreateRootTypes<{
    ctx: any;
    meta: TRPCMeta;
    errorShape: any;
    transformer: any;
}>, RouterRecord>;
export type OpenApiSuccessResponse<D = any> = D;
export interface OpenApiErrorResponse {
    message: string;
    code: TRPC_ERROR_CODE_KEY;
    issues?: $ZodIssue[];
}
export type OpenApiResponse<D = any> = OpenApiSuccessResponse<D> | OpenApiErrorResponse;
export type NodeHTTPRequest = IncomingMessage & {
    body?: unknown;
    query?: unknown;
};
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