import { Awaitable } from '@rhao/types-base';
import { MaybeRefOrGetter } from 'vue';
import { AppSDKInternalInstance, Plugin, PluginID, NavigationDirection } from '../..';
import { RouteLocationNormalized, RouteLocationNormalizedLoaded } from 'vue-router';
/**
 * Scroll position similar to
 * {@link https://developer.mozilla.org/en-US/docs/Web/API/ScrollToOptions | `ScrollToOptions`}.
 * Note that not all browsers support `behavior`.
 */
export interface ScrollPositionCoordinates {
    behavior?: ScrollOptions['behavior'];
    left?: number;
    top?: number;
}
export type ScrollPositionCoordinatesGroup = Record<string, ScrollPositionCoordinates>;
export interface RouterScrollHandlerContext {
    /**
     * 目标路由
     */
    to: RouteLocationNormalized;
    /**
     * 来源路由，手动触发时同目标路由一致
     */
    from: RouteLocationNormalizedLoaded;
    /**
     * 滚动元素
     */
    element: Element | Window;
    /**
     * 选择器
     */
    selector: string;
    /**
     * 导航方向，手动滚动时为 `unchanged`
     */
    direction: NavigationDirection;
    /**
     * 已保存的滚动位置
     */
    savedPosition: ScrollPositionCoordinates | undefined;
    /**
     * 是否手动触发
     */
    isManual: boolean;
}
export interface RouterScrollHandler {
    (context: RouterScrollHandlerContext): Awaitable<ScrollPositionCoordinates | boolean | void>;
}
export interface RouterScrollerOptions {
    /**
     * 是否自动收集滚动位置
     * @default true
     */
    autoCollect?: MaybeRefOrGetter<boolean>;
    /**
     * 允许捕获的选择器，支持特殊选择器 `window`、`body`
     */
    selectors: Record<string, boolean | RouterScrollHandler>;
    /**
     * 默认的滚动行为
     */
    behavior?: ScrollOptions['behavior'];
    /**
     * `selectors` 为 `true` 时默认将在导航成功后还原滚动位置，如果设为 `true` 则仅在导航后退时还原，适用于移动端
     * @default false
     */
    scrollOnlyBackward?: boolean;
}
/**
 * RouterScroller Plugin ID
 */
export declare const ROUTER_SCROLLER_ID: PluginID<RouterScroller>;
/**
 * 路由滚动管理插件
 */
export declare class RouterScroller implements Plugin {
    /**
     * 配置项
     */
    options: RouterScrollerOptions;
    constructor(
    /**
     * 配置项
     */
    options: RouterScrollerOptions);
    id: PluginID<RouterScroller>;
    /**
     * AppSDK 实例
     */
    private _sdk;
    /**
     * 滚动位置记录
     */
    positions: Map<string, ScrollPositionCoordinatesGroup>;
    /**
     * 是否自动模式
     */
    private _isAuto;
    /**
     * 是否自动模式
     * @readonly
     */
    get isAuto(): boolean;
    /**
     * 切换自动模式
     * @param value 状态值
     */
    toggleAuto: (value?: boolean) => boolean;
    /**
     * 启用自动模式
     */
    enableAuto: () => boolean;
    /**
     * 禁用自动模式
     */
    disableAuto: () => boolean;
    /**
     * 由于 `Transition` 动画可能导致元素自动还原滚动无效，此时可手动触发还原滚动
     * @example
     * ```html
     * <script setup lang="ts">
     * import { useAppSDK, ROUTER_SCROLLER_ID } from 'vue-app-sdk'
     *
     * const routerScroller = useAppSDK().getPlugin(ROUTER_SCROLLER_ID)!
     *
     * function handleAfterEnter() {
     *   routerScroller.trigger()
     * }
     * </script>
     *
     * <template>
     *   <Transition @after-enter="handleAfterEnter">
     *     ...
     *   </Transition>
     * </template>
     * ```
     */
    trigger: () => Promise<void>;
    /**
     * 获取滚动元素
     * @param selector 选择器
     * @returns 滚动元素
     */
    querySelector: (selector: string) => (Window & typeof globalThis) | Element | null | undefined;
    /**
     * 获取滚动位置
     * @param el 滚动元素
     * @returns 滚动位置
     */
    getScrollPosition: (el: Element | Window) => ScrollPositionCoordinates;
    /**
     * 捕获滚动位置
     */
    capturePositions: () => ScrollPositionCoordinatesGroup;
    /**
     * 还原滚动位置
     * @param to 目标路由
     * @param from 来源路由
     * @param position 滚动位置
     * @param direction 导航方向
     * @param isManual 是否手动触发
     */
    applyPositions: (to: RouteLocationNormalized, from: RouteLocationNormalizedLoaded, position: ScrollPositionCoordinatesGroup | undefined, direction: NavigationDirection, isManual?: boolean) => Promise<void>;
    install: (sdk: AppSDKInternalInstance) => void;
}