Matt Van Horn
124 lines
4.4 KiB
Vue
124 lines
4.4 KiB
Vue
<script setup lang="ts">
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import { computed, ref } from 'vue'
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import { Folder, File, ChevronRight, ChevronDown, Trash2, Copy as CopyIcon, Download } from 'lucide-vue-next'
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import type { FileNode } from '@/api'
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defineOptions({
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name: 'FileTreeNode'
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})
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const props = defineProps<{
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node: FileNode
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expandedDirs: Set<string>
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selectedPath: string | null
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depth?: number
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}>()
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const emit = defineEmits<{
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select: [node: FileNode]
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delete: [path: string]
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create: [parentDir: string]
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move: [oldPath: string, newPath: string]
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rename: [path: string]
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downloadFile: [path: string]
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downloadZip: [path: string]
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duplicate: [path: string]
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}>()
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const depth = computed(() => props.depth ?? 0)
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const isExpanded = computed(() => props.expandedDirs.has(props.node.path))
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const isSelected = computed(() => props.selectedPath === props.node.path)
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const isDragOver = ref(false)
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function handleSelect() {
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emit('select', props.node)
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}
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function handleDragStart(e: DragEvent) {
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e.dataTransfer?.setData('text/plain', props.node.path)
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e.dataTransfer!.effectAllowed = 'move'
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}
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function handleDragOver(e: DragEvent) {
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if (!props.node.isDir) return
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e.preventDefault()
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e.dataTransfer!.dropEffect = 'move'
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isDragOver.value = true
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}
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function handleDragLeave() {
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isDragOver.value = false
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}
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function handleDrop(e: DragEvent) {
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e.preventDefault()
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isDragOver.value = false
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if (!props.node.isDir) return
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const sourcePath = e.dataTransfer?.getData('text/plain')
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if (!sourcePath || sourcePath === props.node.path) return
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// 不能移动到自己的子目录
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if (props.node.path.startsWith(sourcePath + '/')) return
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const fileName = sourcePath.split('/').pop()
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const newPath = props.node.path ? `${props.node.path}/${fileName}` : fileName
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if (newPath !== sourcePath) {
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emit('move', sourcePath, newPath!)
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}
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}
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</script>
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<template>
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<div>
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<div :class="[
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'flex items-center gap-1 py-0.5 px-1 rounded cursor-pointer text-xs hover:bg-muted group',
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isSelected && 'bg-accent',
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isDragOver && 'bg-blue-500/20 ring-1 ring-blue-500'
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]" :style="{ paddingLeft: depth * 12 + 4 + 'px' }" draggable="true" @click="handleSelect"
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@dragstart="handleDragStart" @dragover="handleDragOver" @dragleave="handleDragLeave" @drop="handleDrop">
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<template v-if="node.isDir">
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<ChevronDown v-if="isExpanded" class="h-3 w-3 flex-shrink-0" />
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<ChevronRight v-else class="h-3 w-3 flex-shrink-0" />
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</template>
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<span v-else class="w-3" />
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<Folder v-if="node.isDir" class="h-3 w-3 text-yellow-500 flex-shrink-0" />
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<File v-else class="h-3 w-3 text-blue-500 flex-shrink-0" />
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<span class="truncate">{{ node.name }}</span>
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<div v-if="!node.isDir"
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class="opacity-0 group-hover:opacity-100 flex items-center gap-1 ml-auto shrink-0 pr-1 transition-opacity">
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<span @click.stop="$emit('duplicate', node.path)" class="cursor-pointer text-blue-500 hover:text-blue-500/80"
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title="复制">
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<CopyIcon class="h-3 w-3" />
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</span>
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<span @click.stop="$emit('delete', node.path)" class="cursor-pointer text-destructive hover:text-destructive/80"
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title="删除">
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<Trash2 class="h-3 w-3" />
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</span>
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</div>
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<div v-else
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class="opacity-0 group-hover:opacity-100 flex items-center gap-1 ml-auto shrink-0 pr-1 transition-opacity">
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<span @click.stop="$emit('downloadZip', node.path)" class="cursor-pointer text-blue-500 hover:text-blue-500/80"
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title="下载为压缩包">
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<Download class="h-3 w-3" />
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</span>
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<span @click.stop="$emit('delete', node.path)" class="cursor-pointer text-destructive hover:text-destructive/80"
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title="删除">
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<Trash2 class="h-3 w-3" />
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</span>
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</div>
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</div>
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<template v-if="node.isDir && isExpanded && node.children">
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<FileTreeNode v-for="child in node.children" :key="child.path" :node="child" :expanded-dirs="expandedDirs"
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:selected-path="selectedPath" :depth="depth + 1" @select="$emit('select', $event)"
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@create="$emit('create', $event)" @move="(oldPath, newPath) => $emit('move', oldPath, newPath)"
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@rename="$emit('rename', $event)" @delete="$emit('delete', $event)"
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@download-file="$emit('downloadFile', $event)" @download-zip="$emit('downloadZip', $event)"
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@duplicate="$emit('duplicate', $event)" />
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</template>
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</div>
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</template>
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