import { GQLField, InputField, Field, Removable, ClassType, InstanceOf, ConversionType } from "../../..";
import { GQLBasicType } from "./GQLBasicType";
export declare abstract class GQLType<BuiltType = any, T extends ClassType<any> = any, ExtensionsType = any> extends GQLBasicType<BuiltType, any, ExtensionsType> {
    protected _fields: GQLField[];
    protected _classType?: T;
    get fields(): GQLField<any, string, any>[];
    /**
     * Convert your type into a new one
     * @param to The target type
     */
    abstract convert<Target extends ConversionType>(to: Target): InstanceOf<Target>;
    /**
     * Apply a transformation to your fields
     * @param cb The callback with the field instance as the first parameter
     */
    abstract transformFields(cb: (field: InputField | Field) => void): this;
    /**
     * Set the field list
     * @param fields The fields list
     */
    setFields(...fields: GQLField[]): GQLType;
    /**
     * Add some fields to the fields list
     * @param fields The fields list
     */
    addFields(...fields: GQLField[]): GQLType<any, any, any>;
    /**
     * Remove some fields from the fields list
     * @param fields The fields IDs
     */
    removeFields(...fields: Removable<GQLField>): GQLType<any, any, any>;
    /**
     * Make all the fields nullable
     */
    partial(): this;
    /**
     * Make all the fields not nullable
     */
    required(): this;
}