import { type ValidateFunction } from 'ajv/dist/2020.js';
import { type LogService } from 'common-services';
import { type AppEnvVars } from 'application-services';
import { type OpenAPIReference, type OpenAPI } from 'ya-open-api-types';
import { type ExpressiveJSONSchema, type JSONSchema } from 'ya-json-schema-types';
export declare const DEFAULT_SCHEMA_VALIDATORS_OPTIONS: {
    readonly lazy: false;
    readonly dedupe: false;
    readonly hashLength: 16;
    readonly buildSchemas: false;
};
/** Options for schema validation */
export interface WhookSchemaValidatorsOptions {
    /** Compile only at first validation */
    lazy: boolean;
    /**
     * Dedupe schemas based on their JSON representation
     * to reduce the amount of compiled validations functions
     */
    dedupe: boolean;
    /**
     * Size of the shake256 hash for deduping
     */
    hashLength: number;
    /**
     * Wether schemas will be built or not
     */
    buildSchemas: boolean;
}
export interface WhookSchemaValidatorsConfig {
    DEBUG_NODE_ENVS: string[];
    SCHEMA_VALIDATORS_OPTIONS?: WhookSchemaValidatorsOptions;
}
export type WhookSchemaValidatorsDependencies = WhookSchemaValidatorsConfig & {
    API: OpenAPI;
    ENV: AppEnvVars;
    log?: LogService;
};
export type WhookSchemaValidatorsService = (schema: JSONSchema | ExpressiveJSONSchema | OpenAPIReference<ExpressiveJSONSchema>) => ValidateFunction;
declare const _default: import("knifecycle").ServiceInitializer<WhookSchemaValidatorsDependencies, WhookSchemaValidatorsService>;
export default _default;
export declare function buildSchemaValidatorsMap({ DEBUG_NODE_ENVS, SCHEMA_VALIDATORS_OPTIONS, API, ENV, log, }: {
    DEBUG_NODE_ENVS: string[];
    SCHEMA_VALIDATORS_OPTIONS: WhookSchemaValidatorsOptions;
    API: OpenAPI;
    ENV: AppEnvVars;
    log: LogService;
}): Promise<string>;