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@@ -19,28 +19,7 @@
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:on-preview="handlePictureCardPreview"
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:class="{ hide: fileList.length >= limit }"
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>
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- <!-- 自定义文件项模板,包含删除和预览按钮 -->
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- <template #file="{ file }">
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- <div class="el-upload-list__item" :class="`is-${file.status}`">
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- <img
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- class="el-upload-list__item-thumbnail"
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- :src="file.baseUrl"
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- alt=""
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- @click="handlePictureCardPreview(file)"
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- />
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- <!-- 操作按钮区域 -->
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- <span class="el-upload-list__item-actions">
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- <span class="el-upload-list__item-preview" @click="handlePictureCardPreview(file)">
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- <el-icon><ZoomIn /></el-icon>
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- </span>
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- <span class="el-upload-list__item-delete" @click="handleDelete(file)">
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- <el-icon><Delete /></el-icon>
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- </span>
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- </span>
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- </div>
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- </template>
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- <!-- 上传按钮 -->
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- <el-icon class="avatar-uploader-icon"><Plus /></el-icon>
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+ <el-icon class="avatar-uploader-icon"><plus /></el-icon>
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</el-upload>
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<!-- 上传提示 -->
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<div class="el-upload__tip" v-if="showTip && !disabled">
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@@ -49,89 +28,110 @@
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大小不超过 <b style="color: #f56c6c">{{ fileSize }}MB</b>
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</template>
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<template v-if="fileType">
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- 格式为 <b style="color: #f56c6c">{{ fileType.join('/') }}</b>
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+ 格式为 <b style="color: #f56c6c">{{ fileType.join("/") }}</b>
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</template>
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的文件
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</div>
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- <el-dialog v-model="dialogVisible" title="预览" width="800px" append-to-body>
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- <img :src="dialogImageUrl" style="display: block; max-width: 100%; margin: 0 auto" />
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+ <el-dialog
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+ v-model="dialogVisible"
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+ title="预览"
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+ width="800px"
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+ append-to-body
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+ >
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+ <img
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+ :src="dialogImageUrl"
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+ style="display: block; max-width: 100%; margin: 0 auto"
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+ />
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</el-dialog>
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</div>
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</template>
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<script setup>
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-import { getToken } from '@/utils/auth'
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+import { getToken } from "@/utils/auth"
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import Sortable from 'sortablejs'
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-import { getFileBase64 } from '@/api/file' // 确保路径正确
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-import { Plus, ZoomIn, Delete } from '@element-plus/icons-vue'
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const props = defineProps({
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modelValue: [String, Object, Array],
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- action: { type: String, default: '/file/upload' },
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- data: { type: Object },
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- limit: { type: Number, default: 5 },
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- fileSize: { type: Number, default: 5 },
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- fileType: { type: Array, default: () => ['png', 'jpg', 'jpeg'] },
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- isShowTip: { type: Boolean, default: true },
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- disabled: { type: Boolean, default: false },
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- drag: { type: Boolean, default: true }
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+ // 上传接口地址
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+ action: {
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+ type: String,
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+ default: "/file/upload"
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+ },
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+ // 上传携带的参数
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+ data: {
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+ type: Object
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+ },
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+ // 图片数量限制
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+ limit: {
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+ type: Number,
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+ default: 5
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+ },
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+ // 大小限制(MB)
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+ fileSize: {
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+ type: Number,
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+ default: 5
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+ },
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+ // 文件类型, 例如['png', 'jpg', 'jpeg']
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+ fileType: {
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+ type: Array,
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+ default: () => ["png", "jpg", "jpeg"]
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+ },
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+ // 是否显示提示
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+ isShowTip: {
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+ type: Boolean,
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+ default: true
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+ },
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+ // 禁用组件(仅查看图片)
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+ disabled: {
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+ type: Boolean,
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+ default: false
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+ },
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+ // 拖动排序
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+ drag: {
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+ type: Boolean,
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+ default: true
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+ }
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})
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const { proxy } = getCurrentInstance()
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-const emit = defineEmits(['update:modelValue'])
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-
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-const uploadingCount = ref(0)
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-const dialogImageUrl = ref('')
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+const emit = defineEmits()
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+const number = ref(0)
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+const uploadList = ref([])
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+const dialogImageUrl = ref("")
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const dialogVisible = ref(false)
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const baseUrl = import.meta.env.VITE_APP_BASE_API
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-const uploadImgUrl = ref(baseUrl + props.action)
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-const headers = ref({ Authorization: 'Bearer ' + getToken() })
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+const uploadImgUrl = ref(baseUrl + props.action) // 上传的图片服务器地址
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+const headers = ref({ Authorization: "Bearer " + getToken() })
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const fileList = ref([])
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-const showTip = computed(() => props.isShowTip && (props.fileType || props.fileSize))
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-
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-// 缓存 base64
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-const base64Cache = new Map()
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+const showTip = computed(
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+ () => props.isShowTip && (props.fileType || props.fileSize)
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+)
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-// 监听外部 modelValue 变化(编辑回显)
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-watch(() => props.modelValue, async (val) => {
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+watch(() => props.modelValue, val => {
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if (val) {
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- const paths = Array.isArray(val) ? val : (val ? val.split(',').filter(p => p) : [])
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- const results = await Promise.all(paths.map(async (path) => {
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- if (!base64Cache.has(path)) {
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- try {
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- const base64 = await getFileBase64(path)
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- base64Cache.set(path, base64)
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- } catch (e) {
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- console.error(`获取图片 ${path} 的 base64 失败:`, e)
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- base64Cache.set(path, '')
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- }
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- }
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- const base64 = base64Cache.get(path)
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- return {
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- uid: Symbol('uid'), // 生成唯一 uid,避免与上传文件冲突
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- name: path,
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- url: path, // 优先使用 base64,否则用原始路径(可能不显示)
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- rawUrl: path,
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- baseUrl:base64,
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- status: 'success'
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+ // 首先将值转为数组
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+ const list = Array.isArray(val) ? val : props.modelValue.split(",")
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+ // 然后将数组转为对象数组
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+ fileList.value = list.map(item => {
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+ if (typeof item === "string") {
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+ item = { name: item, url: item }
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}
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- }))
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- fileList.value = results
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+ return item
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+ })
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} else {
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fileList.value = []
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- base64Cache.clear()
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+ return []
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}
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-}, { deep: true, immediate: true })
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+},{ deep: true, immediate: true })
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-// 上传前校验
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+// 上传前loading加载
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function handleBeforeUpload(file) {
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- // 文件类型校验
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let isImg = false
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if (props.fileType.length) {
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- let fileExtension = ''
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- if (file.name.lastIndexOf('.') > -1) {
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- fileExtension = file.name.slice(file.name.lastIndexOf('.') + 1)
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+ let fileExtension = ""
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+ if (file.name.lastIndexOf(".") > -1) {
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+ fileExtension = file.name.slice(file.name.lastIndexOf(".") + 1)
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}
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isImg = props.fileType.some(type => {
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if (file.type.indexOf(type) > -1) return true
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@@ -139,10 +139,10 @@ function handleBeforeUpload(file) {
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return false
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})
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} else {
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- isImg = file.type.indexOf('image') > -1
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+ isImg = file.type.indexOf("image") > -1
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}
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if (!isImg) {
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- proxy.$modal.msgError(`文件格式不正确,请上传${props.fileType.join('/')}图片格式文件!`)
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+ proxy.$modal.msgError(`文件格式不正确,请上传${props.fileType.join("/")}图片格式文件!`)
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return false
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}
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if (file.name.includes(',')) {
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@@ -152,13 +152,12 @@ function handleBeforeUpload(file) {
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if (props.fileSize) {
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const isLt = file.size / 1024 / 1024 < props.fileSize
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if (!isLt) {
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- proxy.$modal.msgError(`上传图片大小不能超过 ${props.fileSize} MB!`)
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+ proxy.$modal.msgError(`上传头像图片大小不能超过 ${props.fileSize} MB!`)
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return false
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}
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}
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- proxy.$modal.loading('正在上传图片,请稍候...')
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- uploadingCount.value++
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- return true
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+ proxy.$modal.loading("正在上传图片,请稍候...")
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+ number.value++
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}
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// 文件个数超出
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@@ -167,166 +166,88 @@ function handleExceed() {
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}
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// 上传成功回调
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-async function handleUploadSuccess(res, file) {
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+function handleUploadSuccess(res, file) {
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if (res.code === 200) {
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- const rawUrl = res.data.url
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- // 立即添加文件到 fileList,使用原始路径占位(可能会裂图)
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- const newItem = {
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- uid: file.uid, // 使用 el-upload 的 uid,保证删除时匹配
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- name: rawUrl,
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- url: rawUrl, // 先用原始路径,等 base64 获取后替换
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- rawUrl: rawUrl,
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- baseUrl:rawUrl,
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- status: 'uploading' // 标记正在获取 base64
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- }
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- fileList.value.push(newItem)
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-
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- // 获取 base64(现在返回完整的 data URL)
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- try {
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- const base64 = await getFileBase64(rawUrl)
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- console.log('获取到 base64 预览:', base64 ? base64.substring(0, 100) + '...' : '空')
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-
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- // 更新对应项的 url 和状态(通过重新赋值数组触发响应式更新)
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- fileList.value = fileList.value.map(item => {
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- if (item.uid === file.uid) {
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- return {
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- ...item,
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- baseUrl: base64,
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- status: 'success'
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- }
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- }
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- return item
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- })
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- // 存入缓存
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- base64Cache.set(rawUrl, base64)
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- } catch (error) {
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- console.error('获取图片 base64 失败:', error)
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- // 更新状态为失败,可显示裂图或默认占位图
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- fileList.value = fileList.value.map(item => {
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- if (item.uid === file.uid) {
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- return {
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- ...item,
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- status: 'error'
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- }
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- }
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- return item
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- })
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- } finally {
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- uploadingCount.value--
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- if (uploadingCount.value === 0) {
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- proxy.$modal.closeLoading()
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- }
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- }
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-
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- // 更新 v-model 值(原始路径拼接)
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- emit('update:modelValue', listToString(fileList.value))
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+ uploadList.value.push({ name: res.data.url, url: res.data.url })
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+ uploadedSuccessfully()
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} else {
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- // 上传失败
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+ number.value--
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+ proxy.$modal.closeLoading()
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proxy.$modal.msgError(res.msg)
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proxy.$refs.imageUpload.handleRemove(file)
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- uploadingCount.value--
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- if (uploadingCount.value === 0) {
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- proxy.$modal.closeLoading()
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- }
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+ uploadedSuccessfully()
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}
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}
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// 删除图片
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function handleDelete(file) {
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- // 优先使用 rawUrl 查找(确保唯一性)
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- const rawUrl = file.rawUrl || file.name || file.url
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- let index = fileList.value.findIndex(f => f.rawUrl === rawUrl)
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-
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- // 如果找不到,尝试用 uid(针对上传的文件)
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- if (index === -1 && file.uid) {
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- index = fileList.value.findIndex(f => f.uid === file.uid)
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+ const findex = fileList.value.map(f => f.name).indexOf(file.name)
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+ if (findex > -1 && uploadList.value.length === number.value) {
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+ fileList.value.splice(findex, 1)
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+ emit("update:modelValue", listToString(fileList.value))
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+ return false
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}
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+}
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|
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- if (index > -1) {
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- const removed = fileList.value[index]
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- if (removed.rawUrl) {
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- base64Cache.delete(removed.rawUrl)
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- }
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- fileList.value.splice(index, 1)
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- emit('update:modelValue', listToString(fileList.value))
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- } else {
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- console.warn('未找到要删除的文件', file)
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|
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+// 上传结束处理
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+function uploadedSuccessfully() {
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+ if (number.value > 0 && uploadList.value.length === number.value) {
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+ fileList.value = fileList.value.filter(f => f.url !== undefined).concat(uploadList.value)
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+ uploadList.value = []
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+ number.value = 0
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+ emit("update:modelValue", listToString(fileList.value))
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+ proxy.$modal.closeLoading()
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}
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|
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- // 阻止 el-upload 默认删除行为(已经手动处理)
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- return false
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}
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// 上传失败
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|
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-function handleUploadError(err, file) {
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- console.error('上传错误', err)
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|
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- proxy.$modal.msgError('上传图片失败')
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|
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+function handleUploadError() {
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|
+ proxy.$modal.msgError("上传图片失败")
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proxy.$modal.closeLoading()
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- uploadingCount.value--
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|
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- if (uploadingCount.value === 0) {
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|
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- proxy.$modal.closeLoading()
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|
- }
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}
|
|
|
|
|
|
-// 预览大图
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|
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+// 预览
|
|
|
function handlePictureCardPreview(file) {
|
|
|
- // 如果有 base64 优先使用,否则用原始路径
|
|
|
- dialogImageUrl.value = file.baseUrl || file.rawUrl
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|
|
+ dialogImageUrl.value = file.url
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|
|
dialogVisible.value = true
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|
|
}
|
|
|
|
|
|
-// 文件列表转字符串(使用原始路径)
|
|
|
-function listToString(list, separator = ',') {
|
|
|
- return list.map(item => item.rawUrl).filter(Boolean).join(separator)
|
|
|
+// 对象转成指定字符串分隔
|
|
|
+function listToString(list, separator) {
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|
|
+ let strs = ""
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|
|
+ separator = separator || ","
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|
|
+ for (let i in list) {
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|
|
+ if (undefined !== list[i].url && list[i].url.indexOf("blob:") !== 0) {
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|
|
+ strs += list[i].url.replace(baseUrl, "") + separator
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|
|
+ }
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|
|
+ }
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|
|
+ return strs != "" ? strs.substr(0, strs.length - 1) : ""
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|
|
}
|
|
|
|
|
|
-// 拖拽排序(可选)
|
|
|
+// 初始化拖拽排序
|
|
|
onMounted(() => {
|
|
|
if (props.drag && !props.disabled) {
|
|
|
nextTick(() => {
|
|
|
const element = proxy.$refs.imageUpload?.$el?.querySelector('.el-upload-list')
|
|
|
- if (element) {
|
|
|
- Sortable.create(element, {
|
|
|
- onEnd: (evt) => {
|
|
|
- const movedItem = fileList.value.splice(evt.oldIndex, 1)[0]
|
|
|
- fileList.value.splice(evt.newIndex, 0, movedItem)
|
|
|
- emit('update:modelValue', listToString(fileList.value))
|
|
|
- }
|
|
|
- })
|
|
|
- }
|
|
|
+ Sortable.create(element, {
|
|
|
+ onEnd: (evt) => {
|
|
|
+ const movedItem = fileList.value.splice(evt.oldIndex, 1)[0]
|
|
|
+ fileList.value.splice(evt.newIndex, 0, movedItem)
|
|
|
+ emit('update:modelValue', listToString(fileList.value))
|
|
|
+ }
|
|
|
+ })
|
|
|
})
|
|
|
}
|
|
|
})
|
|
|
</script>
|
|
|
|
|
|
<style scoped lang="scss">
|
|
|
-:deep(.hide .el-upload--picture-card) { display: none; }
|
|
|
-:deep(.el-upload.el-upload--picture-card.is-disabled) { display: none !important; }
|
|
|
+// .el-upload--picture-card 控制加号部分
|
|
|
+:deep(.hide .el-upload--picture-card) {
|
|
|
+ display: none;
|
|
|
+}
|
|
|
|
|
|
-/* 自定义文件项样式,确保操作按钮在 hover 时显示 */
|
|
|
-:deep(.el-upload-list__item) {
|
|
|
- position: relative;
|
|
|
- &:hover .el-upload-list__item-actions {
|
|
|
- opacity: 1;
|
|
|
- }
|
|
|
- .el-upload-list__item-actions {
|
|
|
- position: absolute;
|
|
|
- top: 0;
|
|
|
- left: 0;
|
|
|
- width: 100%;
|
|
|
- height: 100%;
|
|
|
- background-color: rgba(0, 0, 0, 0.5);
|
|
|
- display: flex;
|
|
|
- align-items: center;
|
|
|
- justify-content: center;
|
|
|
- opacity: 0;
|
|
|
- transition: opacity 0.3s;
|
|
|
- .el-upload-list__item-preview,
|
|
|
- .el-upload-list__item-delete {
|
|
|
- color: #fff;
|
|
|
- font-size: 20px;
|
|
|
- margin: 0 8px;
|
|
|
- cursor: pointer;
|
|
|
- }
|
|
|
- }
|
|
|
+:deep(.el-upload.el-upload--picture-card.is-disabled) {
|
|
|
+ display: none !important;
|
|
|
}
|
|
|
-</style>
|
|
|
+</style>
|