import type { AgAggregationFunction } from './agAggregationFunction';
import type { AgDataType } from './agDataType';
import type { AgExpression } from './agExpression';
import type { AgFormat } from './agFieldDefinition';
import type { AgFormatDefinition } from './agFormat';
export type AgFieldIdentifier = string & {
    readonly __brand: 'AgFieldIdentifier';
};
export type AgFieldType = 'column' | 'calculatedColumn' | 'measure' | 'implicitMeasure';
export interface AgFieldReference {
    fieldId: AgFieldIdentifier;
    key: string;
    aggregation?: AgAggregationFunction | never;
}
export interface AgExpressionDependencyReference {
    id: AgFieldIdentifier;
    aggregation?: AgAggregationFunction;
}
interface BaseField<TDataType extends AgDataType = AgDataType, TOptions = any> extends AgFieldReference, AgFormatDefinition<TDataType, TOptions> {
    type: AgFieldType;
    name: string;
    getName(): string;
    description: string | undefined;
    format: AgFormat | undefined;
    notBlank: boolean;
    hide?: boolean;
}
export interface AgColumn<TDataType extends AgDataType = AgDataType, TOptions = any> extends BaseField<TDataType, TOptions> {
    type: 'column';
    aggregation?: never;
}
export interface AgCalculatedColumn<TDataType extends AgDataType = AgDataType, TOptions = any> extends BaseField<TDataType, TOptions> {
    type: 'calculatedColumn';
    aggregation?: never;
    expression: AgExpression;
    columns: AgExpressionDependencyReference[];
    fieldsetDependencies: string[];
}
export interface AgMeasure<TDataType extends AgDataType = AgDataType, TOptions = any> extends BaseField<TDataType, TOptions> {
    type: 'measure';
    aggregation?: never;
    expression: AgExpression;
    columns: AgExpressionDependencyReference[];
    fieldsetDependencies: string[];
}
export interface AgImplicitMeasure<TDataType extends AgDataType = AgDataType, TOptions = any> extends BaseField<TDataType, TOptions> {
    type: 'implicitMeasure';
    aggregation: AgAggregationFunction;
}
export type AgField<TDataType extends AgDataType = AgDataType, TOptions = any> = AgColumn<TDataType, TOptions> | AgCalculatedColumn<TDataType, TOptions> | AgMeasure<TDataType, TOptions>;
export type AgWidgetField<TDataType extends AgDataType = AgDataType, TOptions = any> = AgField<TDataType, TOptions> | AgImplicitMeasure<TDataType, TOptions>;
export type AgFormatFieldValueFunc = <TValue = any>(field: AgWidgetField, value: TValue | null | undefined) => string;
export {};