import { Spec, SpecType } from './spec';
export declare type NormalType = 'INTEGER' | 'BIGINT' | 'BOOLEAN' | 'DATE' | 'DOUBLE' | 'STRING' | 'OBJECT';
export declare type RangeType = 'INTEGER' | 'BIGINT' | 'DATE';
export interface ArraySubtypeNormal {
    type: NormalType;
}
export interface ArraySubtypeDecimal {
    type: 'DECIMAL';
    precision?: number;
    scale?: number;
}
export interface ArraySubtypeRange {
    type: 'RANGE';
    subtype: RangeType;
}
export interface ArraySubtypeMultidimensional {
    type: 'ARRAY';
    subtype: ArraySubtype;
}
export declare type ArraySubtype = ArraySubtypeNormal | ArraySubtypeDecimal | ArraySubtypeRange | ArraySubtypeMultidimensional;
export interface AttributeBase<T, K extends keyof T = keyof T> {
    name: K;
    virtual?: boolean;
    required?: boolean;
    unique?: boolean;
    primary?: boolean;
    autoIncrement?: boolean;
    mutable?: boolean;
    defaultValue?: T[K];
}
export interface NormalAttribute<T, K extends keyof T = keyof T> extends AttributeBase<T, K> {
    type: NormalType;
}
export interface DecimalAttribute<T, K extends keyof T = keyof T> extends AttributeBase<T, K> {
    type: 'DECIMAL';
    precision?: number;
    scale?: number;
}
export interface EnumAttribute<T, K extends keyof T = keyof T> extends AttributeBase<T, K> {
    type: 'ENUM';
    typename: string;
    values: T[K][];
}
export interface RangeAttribute<T, K extends keyof T = keyof T> extends AttributeBase<T, K> {
    type: 'RANGE';
    subtype: RangeType;
}
export interface ArrayAttribute<T, K extends keyof T = keyof T> extends AttributeBase<T, K> {
    type: 'ARRAY';
    subtype: ArraySubtype;
}
export declare type Attribute<T = any, K extends keyof T = keyof T> = NormalAttribute<T, K> | DecimalAttribute<T, K> | EnumAttribute<T, K> | RangeAttribute<T, K> | ArrayAttribute<T, K>;
export interface PrimaryKeyOptions<T, K extends keyof T> {
    name: K;
    type?: NormalType;
    autoIncrement?: boolean;
    mutable?: boolean;
}
export declare function validateAttribute(attribute: Attribute): void;
export declare function appendAttribute<T extends SpecType>(spec: Spec<T>, attribute: Attribute<T['fields']>): void;
export interface AttributeBuilder<F> {
    <K extends keyof F>(options: Attribute<F, K>): void;
    primaryKey<K extends keyof F>(options?: PrimaryKeyOptions<F, K>): void;
}
export declare function createAttributeBuilder<T extends SpecType>(spec: Spec<T>): AttributeBuilder<T['fields']>;