<script setup lang="ts">
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import type { CSSProperties } from 'vue';
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import { computed, shallowRef, useSlots, watchEffect } from 'vue';
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import { VbenScrollbar } from '@vben-core/shadcn-ui';
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import { useScrollLock } from '@vueuse/core';
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import { SidebarCollapseButton, SidebarFixedButton } from './widgets';
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interface Props {
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/**
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* 折叠区域高度
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* @default 42
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*/
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collapseHeight?: number;
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/**
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* 折叠宽度
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* @default 48
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*/
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collapseWidth?: number;
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/**
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* 隐藏的dom是否可见
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* @default true
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*/
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domVisible?: boolean;
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/**
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* 扩展区域宽度
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*/
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extraWidth: number;
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/**
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* 固定扩展区域
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* @default false
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*/
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fixedExtra?: boolean;
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/**
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* 头部高度
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*/
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headerHeight: number;
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/**
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* 是否侧边混合模式
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* @default false
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*/
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isSidebarMixed?: boolean;
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/**
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* 顶部margin
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* @default 60
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*/
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marginTop?: number;
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/**
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* 混合菜单宽度
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* @default 80
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*/
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mixedWidth?: number;
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/**
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* 顶部padding
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* @default 60
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*/
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paddingTop?: number;
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/**
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* 是否显示
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* @default true
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*/
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show?: boolean;
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/**
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* 显示折叠按钮
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* @default false
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*/
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showCollapseButton?: boolean;
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/**
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* 主题
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*/
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theme: string;
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/**
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* 宽度
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*/
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width: number;
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/**
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* zIndex
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* @default 0
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*/
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zIndex?: number;
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}
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const props = withDefaults(defineProps<Props>(), {
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collapseHeight: 42,
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collapseWidth: 48,
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domVisible: true,
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fixedExtra: false,
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isSidebarMixed: false,
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marginTop: 0,
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mixedWidth: 70,
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paddingTop: 0,
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show: true,
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showCollapseButton: true,
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zIndex: 0,
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});
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const emit = defineEmits<{ leave: [] }>();
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const collapse = defineModel<boolean>('collapse');
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const extraCollapse = defineModel<boolean>('extraCollapse');
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const expandOnHovering = defineModel<boolean>('expandOnHovering');
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const expandOnHover = defineModel<boolean>('expandOnHover');
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const extraVisible = defineModel<boolean>('extraVisible');
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const isLocked = useScrollLock(document.body);
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const slots = useSlots();
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const asideRef = shallowRef<HTMLDivElement | null>();
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const hiddenSideStyle = computed((): CSSProperties => calcMenuWidthStyle(true));
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const style = computed((): CSSProperties => {
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const { isSidebarMixed, marginTop, paddingTop, zIndex } = props;
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return {
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'--scroll-shadow': 'var(--sidebar)',
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...calcMenuWidthStyle(false),
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height: `calc(100% - ${marginTop}px)`,
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marginTop: `${marginTop}px`,
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paddingTop: `${paddingTop}px`,
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zIndex,
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...(isSidebarMixed && extraVisible.value ? { transition: 'none' } : {}),
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};
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});
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const extraStyle = computed((): CSSProperties => {
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const { extraWidth, show, width, zIndex } = props;
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return {
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left: `${width}px`,
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width: extraVisible.value && show ? `${extraWidth}px` : 0,
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zIndex,
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};
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});
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const extraTitleStyle = computed((): CSSProperties => {
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const { headerHeight } = props;
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return {
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height: `${headerHeight - 1}px`,
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};
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});
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const contentWidthStyle = computed((): CSSProperties => {
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const { collapseWidth, fixedExtra, isSidebarMixed, mixedWidth } = props;
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if (isSidebarMixed && fixedExtra) {
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return { width: `${collapse.value ? collapseWidth : mixedWidth}px` };
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}
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return {};
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});
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const contentStyle = computed((): CSSProperties => {
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const { collapseHeight, headerHeight } = props;
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return {
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height: `calc(100% - ${headerHeight + collapseHeight}px)`,
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paddingTop: '8px',
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...contentWidthStyle.value,
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};
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});
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const headerStyle = computed((): CSSProperties => {
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const { headerHeight, isSidebarMixed } = props;
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return {
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...(isSidebarMixed ? { display: 'flex', justifyContent: 'center' } : {}),
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height: `${headerHeight - 1}px`,
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...contentWidthStyle.value,
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};
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});
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const extraContentStyle = computed((): CSSProperties => {
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const { collapseHeight, headerHeight } = props;
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return {
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height: `calc(100% - ${headerHeight + collapseHeight}px)`,
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};
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});
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const collapseStyle = computed((): CSSProperties => {
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return {
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height: `${props.collapseHeight}px`,
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};
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});
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watchEffect(() => {
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extraVisible.value = props.fixedExtra ? true : extraVisible.value;
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});
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function calcMenuWidthStyle(isHiddenDom: boolean): CSSProperties {
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const { extraWidth, fixedExtra, isSidebarMixed, show, width } = props;
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let widthValue =
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width === 0
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? '0px'
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: `${width + (isSidebarMixed && fixedExtra && extraVisible.value ? extraWidth : 0)}px`;
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const { collapseWidth } = props;
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if (isHiddenDom && expandOnHovering.value && !expandOnHover.value) {
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widthValue = `${collapseWidth}px`;
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}
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return {
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...(widthValue === '0px' ? { overflow: 'hidden' } : {}),
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flex: `0 0 ${widthValue}`,
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marginLeft: show ? 0 : `-${widthValue}`,
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maxWidth: widthValue,
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minWidth: widthValue,
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width: widthValue,
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};
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}
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function handleMouseenter(e: MouseEvent) {
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if (e?.offsetX < 10) {
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return;
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}
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// 未开启和未折叠状态不生效
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if (expandOnHover.value) {
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return;
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}
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if (!expandOnHovering.value) {
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collapse.value = false;
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}
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if (props.isSidebarMixed) {
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isLocked.value = true;
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}
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expandOnHovering.value = true;
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}
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function handleMouseleave() {
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emit('leave');
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if (props.isSidebarMixed) {
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isLocked.value = false;
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}
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if (expandOnHover.value) {
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return;
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}
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expandOnHovering.value = false;
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collapse.value = true;
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extraVisible.value = false;
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}
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</script>
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<template>
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<div
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v-if="domVisible"
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:class="theme"
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:style="hiddenSideStyle"
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class="h-full transition-all duration-150"
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></div>
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<aside
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:class="[
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theme,
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{
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'bg-sidebar-deep': isSidebarMixed,
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'bg-sidebar border-border border-r': !isSidebarMixed,
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},
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]"
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:style="style"
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class="fixed left-0 top-0 h-full transition-all duration-150"
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@mouseenter="handleMouseenter"
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@mouseleave="handleMouseleave"
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>
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<SidebarFixedButton
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v-if="!collapse && !isSidebarMixed"
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v-model:expand-on-hover="expandOnHover"
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/>
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<div v-if="slots.logo" :style="headerStyle">
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<slot name="logo"></slot>
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</div>
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<VbenScrollbar :style="contentStyle" shadow shadow-border>
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<slot></slot>
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</VbenScrollbar>
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<div :style="collapseStyle"></div>
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<SidebarCollapseButton
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v-if="showCollapseButton && !isSidebarMixed"
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v-model:collapsed="collapse"
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/>
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<div
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v-if="isSidebarMixed"
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ref="asideRef"
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:class="{
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'border-l': extraVisible,
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}"
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:style="extraStyle"
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class="border-border bg-sidebar fixed top-0 h-full overflow-hidden border-r transition-all duration-200"
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>
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<SidebarCollapseButton
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v-if="isSidebarMixed && expandOnHover"
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v-model:collapsed="extraCollapse"
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/>
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<SidebarFixedButton
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v-if="!extraCollapse"
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v-model:expand-on-hover="expandOnHover"
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/>
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<div v-if="!extraCollapse" :style="extraTitleStyle" class="pl-2">
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<slot name="extra-title"></slot>
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</div>
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<VbenScrollbar
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:style="extraContentStyle"
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class="border-border py-2"
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shadow
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shadow-border
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>
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<slot name="extra"></slot>
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</VbenScrollbar>
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</div>
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</aside>
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</template>
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