import { Model, ModelProperty, Type, Service, Program } from "@typespec/compiler";
import { SdkContext } from "@azure-tools/typespec-client-generator-core";
import { Schema, ObjectSchema, StringSchema, NumberSchema, ConstantSchema } from "@autorest/codemodel";
import { HttpOperation } from "@typespec/http";
export declare const BINARY_TYPE_UNION = "string | Uint8Array | ReadableStream<Uint8Array> | NodeJS.ReadableStream";
export declare const BINARY_AND_FILE_TYPE_UNION: string;
export declare const ANY_SCHEMA = "any_schema";
export declare enum SchemaContext {
    /** Schema is used as an input to an operation. */
    Input = "input",
    /** Schema is used as an output from an operation. */
    Output = "output",
    /** Schema is used as an exception from an operation. */
    Exception = "exception"
}
export declare enum KnownMediaType {
    Json = "json",
    Xml = "xml",
    Form = "form",
    Binary = "binary",
    MultipartFormData = "multipart/form-data",
    Text = "text",
    Unknown = "unknown"
}
export interface GetSchemaOptions {
    usage?: SchemaContext[];
    needRef?: boolean;
    relevantProperty?: ModelProperty;
    mediaTypes?: KnownMediaType[];
    isRequestBody?: boolean;
    isParentRequestBody?: boolean;
}
export declare let stringSchemaForEnum: StringSchema | undefined;
export declare let numberSchemaForEnum: NumberSchema | undefined;
export declare let constantSchemaForApiVersion: ConstantSchema | undefined;
export declare const schemaCache: Map<string | Type, Schema>;
export declare const modelSet: Set<Type>;
export declare const delayedModelSet: Set<Type>;
export declare function getSchemaForApiVersion(dpgContext: SdkContext, typeInput: Type): ConstantSchema<Schema>;
export declare function getSchemaForType(dpgContext: SdkContext, typeInput: Type, options?: GetSchemaOptions): any;
export declare function getEffectiveModelFromType(program: Program, type: Type): Type;
export declare function includeDerivedModel(model: Model, needRef?: boolean): boolean;
export declare function getTypeName(schema: Schema, usage?: string[]): string;
export declare function getSerializeTypeName(program: Program, schema: Schema, usage?: string[]): string;
export declare function getImportedModelName(schema: Schema, usage?: string[]): string[];
export declare function getFormattedPropertyDoc(program: Program, type: ModelProperty | Type, schemaType: any, sperator?: string): string | undefined;
export declare function getBodyType(program: Program, route: HttpOperation): Type | undefined;
export declare function getDefaultService(program: Program): Service | undefined;
/**
 * Get the default api-version both from versioned and service decorator
 * TODO: remember to switch to TCGC once the fix is done
 * @param program
 * @param dpgContext
 * @returns default api-version value
 */
export declare function getEnrichedDefaultApiVersion(program: Program, dpgContext: SdkContext): string | undefined;
export declare function trimUsage(model: any): any;
export declare function isAzureCoreErrorType(t?: Type): boolean;
export declare function isAnonymousObjectSchema(schema: Schema): boolean;
export declare function isAnonymousModelType(type: Type): boolean;
/**
 * Get the inline signiture of the model
 * @param schema object schema detail
 * @param options other optional parameters
 * @returns
 */
export declare function getModelInlineSigniture(schema: ObjectSchema, options?: {
    importedModels?: Set<string>;
    usage?: string[];
}): string;