import React from 'react';
import { BaseTypeProps } from '../utils';
export type PickerToolbarPosition = 'top' | 'bottom';
export type PickerFieldNames = {
    text?: string;
    values?: string;
    children?: string;
};
export type PickerObjectOption = {
    text?: string | number;
    disabled?: boolean;
} & Record<string, {}>;
export type PickerOption = string | number | PickerObjectOption;
export type PickerObjectColumn = {
    /** 列中对应的备选值	 */
    values?: PickerOption[];
    /** 级联选项	 */
    children?: PickerColumn;
    /** 为对应列添加额外的类名	 */
    className?: unknown;
    /** 初始选中项的索引，默认为 0	 */
    defaultIndex?: number;
} & Record<string, any>;
export type PickerColumn = PickerOption[] | PickerObjectColumn;
export type PickerExpose = {
    /** 停止惯性滚动并触发 onConfirm 事件	 */
    confirm: () => void;
    /** 获取所有列选中的值	 */
    getValues: <T = PickerOption>() => T[];
    /** 设置所有列选中的值	 */
    setValues: (values: string[]) => void;
    /** 获取所有列选中值对应的索引	 */
    getIndexes: () => number[];
    /** 设置所有列选中值对应的索引	 */
    setIndexes: (indexes: number[]) => void;
    /** 获取对应列选中项的索引	 */
    getColumnIndex: (index: number) => number;
    /** 设置对应列选中项的索引	 */
    setColumnIndex: (columnIndex: number, optionIndex: number) => void;
    /** 获取对应列选中的值	 */
    getColumnValue: <T = PickerOption>(index: number) => T;
    /** 设置对应列选中的值	 */
    setColumnValue: (index: number, value: string) => void;
    /** 获取对应列中所有选项	 */
    getColumnValues: <T = PickerOption>(index: number) => T[];
    /** 设置对应列中所有选项	 */
    setColumnValues: (index: number, options: PickerOption[]) => void;
};
export type PickerColumnExpose = {
    state: {
        offset: number;
        duration: number;
        options: PickerOption;
    };
    getIndex: () => number;
    getOptions: () => PickerOption[];
    setIndex: (indexes: number) => void;
    getValue: () => PickerOption;
    setValue: (value: string) => void;
    setOptions: (option: PickerOption[]) => void;
};
export type PickerInstance = PickerExpose;
export interface Column {
    values?: string[];
    defaultIndex?: number;
    className?: string;
    children?: Column[];
    disabled?: boolean;
}
export interface PickerCommonProps extends BaseTypeProps {
    /** 对象数组，配置每一列显示的数据	 */
    columns?: PickerOption[] | PickerColumn[];
    /** 自定义 columns 结构中的字段	 */
    columnsFieldNames?: PickerFieldNames;
    /** 顶部栏标题	 */
    title?: React.ReactNode;
    /** 是否显示加载状态	 */
    loading?: boolean;
    /** 是否只读状态 */
    readonly?: boolean;
    /**  确认按钮文字	 */
    cancelButtonText?: React.ReactNode;
    /** 取消按钮文字	 */
    confirmButtonText?: React.ReactNode;
    /**  是否显示顶部栏	 */
    showToolbar?: boolean;
    /** 单列选择时，默认选中项的索引	 */
    defaultIndex?: number;
    /** 选项高度，支持 px vw vh rem 单位，默认 px	 */
    itemHeight?: number | string;
    /** 可见的选项个数	 */
    visibleItemCount?: number;
    /** 快速滑动时惯性滚动的时长，单位 ms	 */
    swipeDuration?: number | string;
    /** 顶部栏位置，可选值为 bottom	 */
    toolbarPosition?: PickerToolbarPosition;
    /** 自定义整个顶部栏的内容	 */
    toolbar?: React.ReactNode;
    /** 自定义选项上方内容	 */
    columnsTop?: React.ReactNode;
    /** 自定义选项下方内容	 */
    columnsBottom?: React.ReactNode;
    /** 自定义确认按钮内容	 */
    optionRender?: (option: string | PickerOption) => React.ReactNode;
}
export interface PickerSingleProps extends PickerCommonProps {
    /** 选项改变时触发	 */
    onChange?: (value: number | string, index?: number) => void;
    /** 点击完成按钮时触发	 */
    onConfirm?: (value: number | string, index?: number) => void;
    /** 点击取消按钮时触发	 */
    onCancel?: (value: number | string, index?: number) => void;
}
export interface PickerMultipleProps extends PickerCommonProps {
    /** 选项改变时触发	 */
    onChange?: (value: (number | string)[], index?: number) => void;
    /** 点击完成按钮时触发	 */
    onConfirm?: (value: (number | string)[], index?: number[]) => void;
    /** 点击取消按钮时触发	 */
    onCancel?: (value: (number | string)[], index?: number[]) => void;
}
export type PickerProps = PickerSingleProps | PickerMultipleProps;
export interface PickerColumnProps extends BaseTypeProps {
    index?: number;
    textKey: string;
    readonly?: boolean;
    itemHeight: number;
    defaultIndex?: number;
    swipeDuration?: number | string;
    visibleItemCount?: number | string;
    initialOptions?: PickerOption[];
    optionRender?: (option: string | PickerOption) => React.ReactNode;
    onChange?: (value?: number | string, index?: number) => void;
}