组件修改
This commit is contained in:
@@ -1,26 +1,404 @@
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<template>
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<div v-if="mode==='cover'">
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<!-- 封面的文件上传，只可传一张图片，上传成功后，封面图片会替换 -->
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<!-- 封面模式 -->
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<div v-if="mode === 'cover'" class="file-upload cover">
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<!-- 已上传的封面 -->
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<div v-if="currentCoverImg" class="image-wrapper">
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<img :src="currentCoverImg" class="image" :class="coverImageClass" @load="handleCoverImageLoad"
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alt="封面图片" />
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<div class="actions">
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<Button variant="danger" size="small" @click="handleRemoveCover">
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×
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</Button>
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</div>
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</div>
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<!-- 上传区域 -->
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<div v-else class="area cover" :class="{ dragover: isDragover, disabled: uploading }" @click="triggerFileInput"
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@drop.prevent="handleDrop" @dragover.prevent="handleDragOver" @dragleave.prevent="handleDragLeave">
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<div v-if="!uploading" class="content">
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<div class="icon">
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<div class="plus"></div>
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</div>
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<div class="text">点击上传封面</div>
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<div class="tip">
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{{ `支持 ${getAcceptText()} 格式，最大 ${(maxSize / 1024 / 1024).toFixed(0)}MB` }}
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</div>
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</div>
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<div v-if="uploading" class="loading">
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<div class="spinner">⟳</div>
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<div>上传中...</div>
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</div>
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</div>
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<input ref="fileInputRef" type="file" :accept="accept" @change="handleFileSelect" hidden />
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</div>
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<div v-if="mode==='dialog'">
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<!-- 文件上传弹窗，可传多个文件，上传成功后，文件列表会更新 -->
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<!-- 弹窗模式 -->
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<div v-else-if="mode === 'dialog'" class="file-upload dialog">
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<Button @click="showDialog = true" variant="primary">
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{{ buttonText || '上传文件' }}
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</Button>
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<div v-if="showDialog" class="overlay" @click="closeDialog">
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<div class="modal" @click.stop>
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<div class="header">
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<h3>{{ title || '文件上传' }}</h3>
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<Button variant="secondary" size="small" @click="closeDialog">×</Button>
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</div>
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<div class="container">
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<div class="area" :class="{ dragover: isDragover, disabled: uploading }" @click="triggerFileInput"
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@drop.prevent="handleDrop" @dragover.prevent="handleDragOver"
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@dragleave.prevent="handleDragLeave">
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<div class="icon">
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<div class="plus"></div>
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</div>
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<div class="text">
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将文件拖到此处，或<span class="link">点击上传</span>
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</div>
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<div class="tip">{{ getUploadTip() }}</div>
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</div>
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<input ref="fileInputRef" type="file" :accept="accept" :multiple="maxCount > 1"
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@change="handleFileSelect" hidden />
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<!-- 文件列表 -->
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<div v-if="selectedFiles.length > 0" class="files">
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<div v-for="(file, index) in selectedFiles" :key="index" class="file">
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<div class="preview">
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<img v-if="isImageFile(file)" :src="getFilePreviewUrl(file)" class="thumb" />
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<span v-else class="type-icon">{{ getFileTypeIcon(file) }}</span>
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</div>
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<div class="info">
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<div class="name">{{ file.name }}</div>
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<div class="size">{{ formatFileSize(file.size) }}</div>
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</div>
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<div class="actions">
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<Button variant="danger" size="small" @click="removeFile(index)" :disabled="uploading">
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删除
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</Button>
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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 class="footer">
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<Button variant="secondary" @click="closeDialog" :disabled="uploading">取消</Button>
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<Button variant="primary" @click="uploadFiles" :loading="uploading"
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:disabled="selectedFiles.length === 0">
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{{ uploading ? '上传中...' : '确定上传' }}
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</Button>
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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 v-if="mode==='content'">
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<!-- 嵌入原div文件上传内容，可传多个文件，上传成功后，文件列表会更新 -->
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<!-- 内容模式 -->
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<div v-else class="file-upload content">
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<div class="container">
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<div class="area" :class="{ dragover: isDragover, disabled: uploading }" @click="triggerFileInput"
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@drop.prevent="handleDrop" @dragover.prevent="handleDragOver" @dragleave.prevent="handleDragLeave">
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<div class="icon">
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<div class="plus"></div>
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</div>
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<div class="text">
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将文件拖到此处，或<span class="link">点击上传</span>
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</div>
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<div class="tip">{{ getUploadTip() }}</div>
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</div>
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<input ref="fileInputRef" type="file" :accept="accept" :multiple="maxCount > 1" @change="handleFileSelect"
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hidden />
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<!-- 文件列表 -->
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<div v-if="selectedFiles.length > 0" class="files">
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<h4>待上传文件：</h4>
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<div v-for="(file, index) in selectedFiles" :key="index" class="file">
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<div class="preview">
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<img v-if="isImageFile(file)" :src="getFilePreviewUrl(file)" class="thumb" />
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<span v-else class="type-icon">{{ getFileTypeIcon(file) }}</span>
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</div>
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<div class="info">
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<div class="name">{{ file.name }}</div>
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<div class="size">{{ formatFileSize(file.size) }}</div>
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</div>
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<div class="actions">
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<Button variant="danger" size="small" @click="removeFile(index)" :disabled="uploading">
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删除
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</Button>
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</div>
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</div>
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</div>
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<!-- 上传按钮 -->
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<div v-if="selectedFiles.length > 0" class="actions">
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<Button variant="primary" @click="uploadFiles" :loading="uploading"
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:disabled="selectedFiles.length === 0">
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{{ uploading ? '上传中...' : '确定上传' }}
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</Button>
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</div>
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</div>
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</div>
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</template>
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<script setup lang="ts">
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import { ref, computed } from 'vue'
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import { Button } from '@/components'
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import { FILE_DOWNLOAD_URL } from '@/config'
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interface Props{
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import { fileAPI } from '@/api/file/file'
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import type { TbSysFileDTO } from '@/types/file/file'
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import {
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formatFileSize,
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isImageFile,
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getFileTypeIcon,
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isValidFileType,
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getFilePreviewUrl
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} from '@/utils/file'
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interface Props {
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mode: 'cover' | 'dialog' | 'content'
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coverImg: string
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fileList: FileList
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coverImg?: string
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fileList?: TbSysFileDTO[]
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accept?: string
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maxSize?: number
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maxCount?: number
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title?: string
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buttonText?: string
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}
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const props = withDefaults(defineProps<Props>(), {
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coverImg: '',
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fileList: () => [],
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accept: '',
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maxSize: 10 * 1024 * 1024,
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maxCount: 10,
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title: '文件上传',
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buttonText: '上传文件'
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})
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const emit = defineEmits<{
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'update:coverImg': [value: string]
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'update:fileList': [value: TbSysFileDTO[]]
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'upload-success': [files: TbSysFileDTO[]]
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'upload-error': [error: string]
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}>()
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// 响应式数据
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const showDialog = ref(false)
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const uploading = ref(false)
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const selectedFiles = ref<File[]>([])
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const isDragover = ref(false)
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const coverImageClass = ref('')
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// 文件输入引用
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const fileInputRef = ref<HTMLInputElement>()
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// 计算属性
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const currentCoverImg = computed({
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get: () => props.coverImg,
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set: (value: string) => emit('update:coverImg', value)
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})
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// 触发文件输入
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const triggerFileInput = () => {
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fileInputRef.value?.click()
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}
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// 拖拽相关
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const handleDragOver = (event: DragEvent) => {
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event.preventDefault()
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isDragover.value = true
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}
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const handleDragLeave = () => {
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isDragover.value = false
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}
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const handleDrop = (event: DragEvent) => {
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event.preventDefault()
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isDragover.value = false
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if (uploading.value) return
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const files = event.dataTransfer?.files
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if (files && files.length > 0) {
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addFiles(Array.from(files))
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// cover模式和content模式下拖拽文件后立即上传
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if (props.mode === 'cover' || props.mode === 'content') {
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uploadFiles()
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}
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}
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}
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// 处理封面图片加载
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const handleCoverImageLoad = (event: Event) => {
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const img = event.target as HTMLImageElement
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const width = img.naturalWidth
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const height = img.naturalHeight
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if (width > height) {
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coverImageClass.value = 'horizontal'
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} else {
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coverImageClass.value = 'vertical'
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}
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}
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// 删除封面
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const handleRemoveCover = () => {
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emit('update:coverImg', '')
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coverImageClass.value = ''
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selectedFiles.value = []
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}
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// 获取接受文件类型文本
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const getAcceptText = (): string => {
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if (!props.accept || props.accept === '*/*') return '所有'
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if (props.accept.includes('image')) return '图片'
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return props.accept
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}
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// 获取上传提示文本
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const getUploadTip = (): string => {
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const acceptText = getAcceptText()
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const sizeText = (props.maxSize / 1024 / 1024).toFixed(0)
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return `支持 ${acceptText} 格式，单个文件不超过 ${sizeText}MB`
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}
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// 添加文件
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const addFiles = (files: File[]) => {
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files.forEach(file => {
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// 验证文件大小
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if (file.size > props.maxSize) {
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emit('upload-error', `文件 ${file.name} 大小超过 ${(props.maxSize / 1024 / 1024).toFixed(0)}MB`)
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return
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}
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// 验证文件类型
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if (props.accept && !isValidFileType(file, props.accept)) {
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emit('upload-error', `文件 ${file.name} 类型不符合要求`)
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return
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}
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// 检查是否重复
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if (selectedFiles.value.some(f => f.name === file.name && f.size === file.size)) {
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emit('upload-error', `文件 ${file.name} 已添加`)
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return
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}
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// 如果不允许多选或封面模式，清空之前的文件
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if (props.maxCount === 1 || props.mode === 'cover') {
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selectedFiles.value = [file]
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} else {
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// 检查数量限制
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if (selectedFiles.value.length >= props.maxCount) {
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emit('upload-error', `最多只能上传 ${props.maxCount} 个文件`)
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return
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}
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selectedFiles.value.push(file)
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}
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})
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}
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// 处理文件选择
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const handleFileSelect = (event: Event) => {
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const target = event.target as HTMLInputElement
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const files = Array.from(target.files || [])
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if (files.length === 0) return
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addFiles(files)
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// 清空 input，允许重复选择同一文件
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target.value = ''
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// cover模式和content模式下选择文件后立即上传
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if (props.mode === 'cover' || props.mode === 'content') {
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uploadFiles()
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}
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}
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// 移除文件
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const removeFile = (index: number) => {
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selectedFiles.value.splice(index, 1)
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}
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// 关闭弹窗
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const closeDialog = () => {
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showDialog.value = false
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selectedFiles.value = []
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isDragover.value = false
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}
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// 上传文件
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const uploadFiles = async () => {
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if (selectedFiles.value.length === 0) return
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uploading.value = true
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const uploadedFilesList: TbSysFileDTO[] = []
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try {
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if (selectedFiles.value.length === 1) {
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const file = selectedFiles.value[0]
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const result = await fileAPI.uploadFile({
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file: file,
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module: props.mode,
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optsn: ''
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})
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if (result.success && result.data) {
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uploadedFilesList.push(result.data)
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if (props.mode === 'cover' && result.data.url) {
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emit('update:coverImg', result.data.url)
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}
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} else {
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emit('upload-error', result.message || '上传失败，请重试')
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return
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}
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} else {
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const result = await fileAPI.batchUploadFiles({
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files: selectedFiles.value,
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module: props.mode,
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optsn: ''
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})
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if (result.success) {
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const files = result.dataList || []
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uploadedFilesList.push(...files)
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} else {
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emit('upload-error', result.message || '上传失败，请重试')
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return
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}
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}
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// 上传成功
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if (uploadedFilesList.length > 0) {
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emit('upload-success', uploadedFilesList)
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emit('update:fileList', [...props.fileList, ...uploadedFilesList])
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}
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// 清空文件列表
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selectedFiles.value = []
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if (props.mode === 'dialog') {
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closeDialog()
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}
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} catch (error) {
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console.error('上传失败:', error)
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emit('upload-error', '上传失败，请重试')
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} finally {
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uploading.value = false
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}
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}
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const props = defineProps<Props>()
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</script>
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<style lang="scss" scoped>
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@import './FileUpload.scss';
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</style>
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Reference in New Issue
Block a user