mirror of
https://github.com/jxxghp/MoviePilot-Frontend.git
synced 2026-05-22 16:59:46 +08:00
491 lines
14 KiB
Vue
491 lines
14 KiB
Vue
<script lang="ts" setup>
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import type { PropType } from 'vue'
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import type { FileItem } from '@/api/types'
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import { useDisplay } from 'vuetify'
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import type { AxiosRequestConfig } from 'axios'
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import type { Axios } from 'axios'
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// 显示器宽度
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const display = useDisplay()
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// 输入参数
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const props = defineProps({
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storage: {
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type: String,
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default: 'local'
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},
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currentPath: {
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type: String,
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default: '/'
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},
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items: {
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type: Array as PropType<FileItem[]>,
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default: () => []
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},
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endpoints: Object,
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axios: {
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type: Object as PropType<Axios>,
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required: true,
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}
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})
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// 对外事件
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const emit = defineEmits(['navigate'])
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// 树形节点缓存
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const treeCache = ref<{[key: string]: FileItem[]}>({})
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// 展开的文件夹
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const expandedFolders = ref<string[]>([])
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// 是否正在加载
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const loading = ref<{[key: string]: boolean}>({})
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// 点击目录
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function handleFolderClick(item: FileItem) {
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emit('navigate', item)
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}
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// 切换文件夹展开状态
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async function toggleFolder(path: string) {
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const index = expandedFolders.value.indexOf(path)
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if (index >= 0) {
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// 折叠文件夹
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expandedFolders.value.splice(index, 1)
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} else {
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// 展开文件夹
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expandedFolders.value.push(path)
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// 如果缓存中没有此目录内容，加载它
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if (!treeCache.value[path]) {
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await loadSubdirectories(path)
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}
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}
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}
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// 判断文件夹是否展开
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function isFolderExpanded(path: string) {
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return expandedFolders.value.includes(path)
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}
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// 渲染文件夹图标
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function renderFolderIcon(isExpanded: boolean) {
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if (isExpanded) {
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return 'mdi-folder-open'
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}
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return 'mdi-folder'
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}
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// 加载子目录
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async function loadSubdirectories(path: string) {
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// 如果已经在加载中或已有缓存，跳过
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if (loading.value[path] || treeCache.value[path]) return
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// 标记为加载中
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loading.value[path] = true
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try {
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// 构建假的文件项以加载目录内容
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const fakeItem: FileItem = {
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storage: props.storage,
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type: 'dir',
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name: path.split('/').pop() || '/',
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path: path
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}
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// 调用API加载目录内容
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const url = props.endpoints?.list.url.replace(/{sort}/g, 'name')
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const config: AxiosRequestConfig<FileItem> = {
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url,
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method: props.endpoints?.list.method || 'get',
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data: fakeItem,
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}
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const result = await props.axios?.request(config)
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if (result && Array.isArray(result)) {
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// 过滤出目录项
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const dirs = result.filter(item => item.type === 'dir')
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// 缓存目录内容
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treeCache.value[path] = dirs
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}
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} catch (error) {
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console.error('加载目录失败:', path, error)
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} finally {
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// 取消加载状态
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loading.value[path] = false
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}
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}
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// 初始加载根目录
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async function loadRootDirectories() {
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await loadSubdirectories('/')
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}
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// 获取目录层级深度
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function getDirectoryDepth(path: string) {
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return path.split('/').filter(p => p).length
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}
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// 检索所有目录节点
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function getAllDirectories() {
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const allDirs: {dir: FileItem, level: number, parentPath: string}[] = []
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// 添加根目录的子目录
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if (treeCache.value['/']) {
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treeCache.value['/'].forEach(dir => {
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allDirs.push({dir, level: 0, parentPath: '/'})
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addSubdirectories(dir.path || '', 1, allDirs)
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})
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}
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return allDirs
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}
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// 递归添加子目录
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function addSubdirectories(parentPath: string, level: number, result: {dir: FileItem, level: number, parentPath: string}[]) {
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if (treeCache.value[parentPath]) {
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treeCache.value[parentPath].forEach(dir => {
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result.push({dir, level, parentPath})
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if (isFolderExpanded(dir.path || '')) {
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addSubdirectories(dir.path || '', level + 1, result)
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}
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})
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}
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}
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// 监听当前路径变化，自动展开当前路径
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watch(() => props.currentPath, async (newPath) => {
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if (!newPath) return
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// 如果当前路径不是根目录，自动展开父目录
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if (newPath !== '/') {
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const parts = newPath.split('/').filter(p => p)
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let currentPath = ''
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// 展开到当前路径的每一层
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for (const part of parts) {
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currentPath += '/' + part
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// 如果该路径未展开，则展开它
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if (!expandedFolders.value.includes(currentPath)) {
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expandedFolders.value.push(currentPath)
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// 确保子目录已加载
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if (!treeCache.value[currentPath]) {
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await loadSubdirectories(currentPath)
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}
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}
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// 如果有上一级目录，确保它已加载
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const parentPath = currentPath.substring(0, currentPath.lastIndexOf('/')) || '/'
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if (!treeCache.value[parentPath]) {
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await loadSubdirectories(parentPath)
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}
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}
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}
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}, { immediate: true })
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// 监听目录变化，缓存当前目录的内容
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watch(() => props.items, (newItems) => {
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if (newItems && newItems.length > 0) {
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// 过滤出目录项
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const dirs = newItems.filter(item => item.type === 'dir')
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// 缓存当前目录内容
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treeCache.value[props.currentPath || '/'] = dirs
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}
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}, { immediate: true })
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// 是否为移动端
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const isMobile = computed(() => {
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return display.smAndDown.value
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})
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// 可用的根目录列表
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const rootDirectories = computed(() => {
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return treeCache.value['/'] || []
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})
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// 扁平化的目录树
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const flattenedDirectories = computed(() => {
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return getAllDirectories()
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})
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// 组件挂载时初始加载
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onMounted(async () => {
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await loadRootDirectories()
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})
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// 检查路径是否为指定目录的子目录或后代
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function isChildOrDescendant(path: string, ancestorPath: string) {
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if (!path || !ancestorPath) return false;
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if (ancestorPath === '/') return true;
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// 确保路径以斜杠结尾，便于比较
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const normalizedPath = path.endsWith('/') ? path : path + '/';
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const normalizedAncestorPath = ancestorPath.endsWith('/') ? ancestorPath : ancestorPath + '/';
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// 检查路径是否以祖先路径开头，但不是祖先路径本身
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return normalizedPath.startsWith(normalizedAncestorPath) && normalizedPath !== normalizedAncestorPath;
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}
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// 计算目录相对于其祖先的缩进级别
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function getIndentLevel(path: string, ancestorPath: string) {
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if (!path || !ancestorPath) return 0;
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// 根目录特殊处理
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if (ancestorPath === '/') {
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return path.split('/').filter(p => p).length - 1;
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}
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// 计算路径中斜杠的数量差异
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const pathParts = path.split('/').filter(p => p).length;
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const ancestorParts = ancestorPath.split('/').filter(p => p).length;
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return pathParts - ancestorParts;
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}
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</script>
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<template>
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<div class="file-navigator" v-if="!isMobile">
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<div class="navigator-header">
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<VIcon icon="mdi-folder-home" color="primary" class="me-2" />
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<span class="font-weight-medium">文件导航</span>
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</div>
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<div class="tree-container">
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<!-- 根目录项 -->
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<div
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class="tree-item root-item"
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:class="{ 'active': currentPath === '/' }"
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@click="handleFolderClick({
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storage: storage,
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type: 'dir',
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name: '/',
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path: '/'
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})"
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>
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<div class="folder-content">
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<VIcon
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size="small"
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icon="mdi-home"
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:color="currentPath === '/' ? 'primary' : 'grey-darken-1'"
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class="me-2"
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/>
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<span>根目录</span>
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</div>
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</div>
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<!-- 加载根目录 -->
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<div v-if="loading['/']" class="tree-loading">
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<VProgressCircular indeterminate size="24" color="primary" class="ma-2" />
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<span>加载目录结构...</span>
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</div>
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<!-- 目录树结构 -->
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<template v-else>
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<!-- 一级目录(根目录下的目录) -->
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<div v-for="directory in rootDirectories" :key="directory.path" class="tree-item-container">
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<!-- 目录项 -->
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<div
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class="tree-item"
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:class="{ 'active': currentPath === directory.path }"
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>
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<div class="folder-toggle" @click.stop="toggleFolder(directory.path || '')">
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<VProgressCircular
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v-if="loading[directory.path || '']"
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indeterminate
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size="14"
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width="2"
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color="primary"
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/>
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<VIcon
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v-else
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size="small"
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:icon="isFolderExpanded(directory.path || '') ? 'mdi-chevron-down' : 'mdi-chevron-right'"
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/>
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</div>
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<div class="folder-content" @click.stop="handleFolderClick(directory)">
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<VIcon
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size="small"
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:icon="renderFolderIcon(isFolderExpanded(directory.path || ''))"
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:color="currentPath === directory.path ? 'primary' : 'amber-darken-1'"
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class="me-1"
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/>
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<VTooltip :disabled="directory.name.length <= 18">
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<template #activator="{ props: tooltipProps }">
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<span
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class="folder-name"
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v-bind="tooltipProps"
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>
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{{ directory.name }}
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</span>
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</template>
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{{ directory.name }}
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</VTooltip>
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</div>
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</div>
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<!-- 子目录容器 - 如果该目录被展开，显示其所有子目录 -->
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<div v-if="isFolderExpanded(directory.path || '')">
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<!-- 加载中状态 -->
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<div v-if="loading[directory.path || '']" class="tree-loading pl-8">
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<VProgressCircular indeterminate size="14" color="primary" class="ma-2" />
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<span class="text-caption">加载中...</span>
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</div>
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<!-- 所有层级的子目录列表 -->
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<div v-else>
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<!-- 遍历所有扁平化的目录列表，查找对应层级的目录 -->
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<div
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v-for="item in flattenedDirectories"
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:key="item.dir.path"
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v-show="isChildOrDescendant(item.dir.path || '', directory.path || '')"
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class="tree-item"
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:class="{ 'active': currentPath === item.dir.path }"
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:style="{ paddingLeft: (16 + getIndentLevel(item.dir.path || '', directory.path || '') * 12) + 'px' }"
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>
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<!-- 展开/折叠按钮 -->
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<div class="folder-toggle" @click.stop="toggleFolder(item.dir.path || '')">
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<VProgressCircular
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v-if="loading[item.dir.path || '']"
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indeterminate
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size="14"
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width="2"
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color="primary"
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/>
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<VIcon
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v-else
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size="small"
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:icon="isFolderExpanded(item.dir.path || '') ? 'mdi-chevron-down' : 'mdi-chevron-right'"
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/>
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</div>
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<!-- 文件夹图标和名称 -->
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<div class="folder-content" @click.stop="handleFolderClick(item.dir)">
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<VIcon
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size="small"
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:icon="renderFolderIcon(isFolderExpanded(item.dir.path || ''))"
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:color="currentPath === item.dir.path ? 'primary' : 'amber-darken-1'"
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class="me-1"
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/>
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<VTooltip :disabled="item.dir.name.length <= 18">
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<template #activator="{ props: tooltipProps }">
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<span
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class="folder-name"
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v-bind="tooltipProps"
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>
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{{ item.dir.name }}
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</span>
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</template>
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{{ item.dir.name }}
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</VTooltip>
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</div>
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</div>
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</div>
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</div>
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</div>
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</template>
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</div>
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</div>
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</template>
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<style lang="scss" scoped>
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.file-navigator {
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width: 240px;
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border-right: 1px solid rgba(0, 0, 0, 0.08);
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display: flex;
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flex-direction: column;
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height: 100%;
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overflow: hidden;
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background-color: var(--v-theme-surface);
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flex-shrink: 0;
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border-bottom-left-radius: 12px;
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}
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.navigator-header {
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padding: 12px 16px;
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display: flex;
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align-items: center;
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border-bottom: 1px solid rgba(0, 0, 0, 0.08);
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background-color: var(--v-theme-surface);
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}
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.tree-container {
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flex: 1;
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overflow-y: auto;
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overflow-x: hidden;
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padding: 8px 0;
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}
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.tree-item-container {
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width: 100%;
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}
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.tree-item {
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display: flex;
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align-items: center;
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padding: 6px 16px 6px 8px;
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cursor: pointer;
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transition: background-color 0.2s ease;
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min-width: 100%;
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max-width: 100%;
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box-sizing: border-box;
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&:hover {
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background-color: rgba(var(--v-theme-primary), 0.05);
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}
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&.active {
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background-color: rgba(var(--v-theme-primary), 0.08);
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}
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}
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.folder-toggle {
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width: 16px;
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height: 16px;
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display: flex;
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align-items: center;
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justify-content: center;
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margin-right: 4px;
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flex-shrink: 0;
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}
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.folder-content {
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display: flex;
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align-items: center;
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flex: 1;
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min-width: 0;
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overflow: hidden;
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white-space: nowrap;
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text-overflow: ellipsis;
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}
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.root-item {
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font-weight: 500;
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}
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.folder-name {
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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max-width: 150px;
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display: inline-block;
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}
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.subdirectory-container {
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width: 100%;
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}
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.tree-loading {
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display: flex;
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align-items: center;
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padding: 4px 16px;
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color: rgba(var(--v-theme-on-surface), var(--v-high-emphasis-opacity));
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}
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.pl-8 {
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padding-left: 20px !important;
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}
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</style> |