/// <reference types="react" />
import type { OptionsType as SelectOptionsType, OptionData, FlattenOptionData, FieldNames, OptionsType } from '../interface';
import type { FilterFunc, RawValueType, GetLabeledValue, DefaultValueType, DisplayLabelValueType, FlattenOptionsType, Key } from '../interface/generator';
export declare function fillFieldNames(fieldNames?: FieldNames): {
    label: string;
    value: string;
    options: string;
};
/**
 * Flat options into flatten list.
 * We use `optionOnly` here is aim to avoid user use nested option group.
 * Here is simply set `key` to the index if not provided.
 */
export declare function flattenOptions(options: SelectOptionsType, { fieldNames }?: {
    fieldNames?: FieldNames;
}): FlattenOptionData[];
export declare function findValueOption(values: RawValueType[], options: FlattenOptionData[], { prevValueOptions }?: {
    prevValueOptions?: OptionData[];
}): OptionData[];
export declare const getLabeledValue: GetLabeledValue<FlattenOptionData[]>;
/** Filter options and return a new options by the search text */
export declare function filterOptions(searchValue: string, options: SelectOptionsType, { optionFilterProp, filterOption, }: {
    optionFilterProp: string;
    filterOption: boolean | FilterFunc<SelectOptionsType[number]>;
}): SelectOptionsType;
export declare function sortByFullMatch(a: {
    value?: RawValueType;
    label?: React.ReactNode;
    key?: Key;
    disabled?: boolean;
}, b: {
    value?: RawValueType;
    label?: React.ReactNode;
    key?: Key;
    disabled?: boolean;
}, mergedSearchValue?: string, optionFilterProp?: string): number;
export declare function getSeparatedContent(text: string, tokens: string[]): string[];
export declare function isValueDisabled(value: RawValueType, options: FlattenOptionData[]): boolean;
/**
 * `tags` mode should fill un-list item into the option list
 */
export declare function fillOptionsWithMissingValue(options: SelectOptionsType, value: DefaultValueType, optionLabelProp: string, labelInValue: boolean): SelectOptionsType;
export declare function customDisplayValues(tmpValues?: DisplayLabelValueType[], mergedFlattenOptions?: FlattenOptionsType<OptionsType>, isMultiple?: boolean, showAll?: boolean, isSelectAll?: boolean, displayAllValue?: DisplayLabelValueType): DisplayLabelValueType[];