first commiit
This commit is contained in:
237
src/components/Upload/FileUpload.vue
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237
src/components/Upload/FileUpload.vue
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@@ -0,0 +1,237 @@
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<!-- 文件上传组件 -->
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<template>
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<div>
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<el-upload
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v-model:file-list="fileList"
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:style="props.style"
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:before-upload="handleBeforeUpload"
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:http-request="handleUpload"
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:on-progress="handleProgress"
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:on-success="handleSuccess"
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:on-error="handleError"
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:accept="props.accept"
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:limit="props.limit"
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multiple
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>
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<!-- 上传文件按钮 -->
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<el-button type="primary" :disabled="fileList.length >= props.limit">
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{{ props.uploadBtnText }}
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</el-button>
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<!-- 文件列表 -->
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<template #file="{ file }">
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<div class="el-upload-list__item-info">
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<a class="el-upload-list__item-name" @click="handleDownload(file)">
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<el-icon><Document /></el-icon>
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<span class="el-upload-list__item-file-name">{{ file.name }}</span>
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<span class="el-icon--close" @click="handleRemove(file.url!)">
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<el-icon><Close /></el-icon>
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</span>
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</a>
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</div>
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</template>
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</el-upload>
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<el-progress
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:style="{
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display: showProgress ? 'inline-flex' : 'none',
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width: '100%',
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}"
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:percentage="progressPercent"
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/>
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</div>
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</template>
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<script lang="ts" setup>
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import {
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UploadRawFile,
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UploadUserFile,
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UploadProgressEvent,
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UploadRequestOptions,
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} from "element-plus";
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import FileAPI, { FileInfo } from "@/api/file";
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const props = defineProps({
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/**
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* 请求携带的额外参数
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*/
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data: {
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type: Object,
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default: () => {
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return {};
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},
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},
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/**
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* 上传文件的参数名
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*/
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name: {
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type: String,
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default: "file",
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},
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/**
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* 文件上传数量限制
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*/
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limit: {
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type: Number,
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default: 10,
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},
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/**
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* 单个文件上传大小限制(单位MB)
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*/
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maxFileSize: {
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type: Number,
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default: 10,
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},
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/**
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* 上传文件类型
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*/
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accept: {
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type: String,
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default: "*",
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},
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/**
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* 上传按钮文本
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*/
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uploadBtnText: {
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type: String,
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default: "上传文件",
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},
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/**
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* 样式
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*/
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style: {
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type: Object,
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default: () => {
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return {
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width: "300px",
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};
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},
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},
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});
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const modelValue = defineModel("modelValue", {
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type: [Array] as PropType<string[]>,
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required: true,
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default: () => [],
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});
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const fileList = ref([] as UploadUserFile[]);
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const showProgress = ref(false);
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const progressPercent = ref(0);
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// 监听 modelValue 转换用于显示的 fileList
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watch(
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modelValue,
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(value) => {
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fileList.value = value.map((url) => {
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const name = url.substring(url.lastIndexOf("/") + 1);
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return {
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name: name,
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url: url,
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} as UploadUserFile;
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});
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},
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{
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immediate: true,
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}
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);
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/**
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* 上传前校验
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*/
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function handleBeforeUpload(file: UploadRawFile) {
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// 限制文件大小
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if (file.size > props.maxFileSize * 1024 * 1024) {
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ElMessage.warning("上传图片不能大于" + props.maxFileSize + "M");
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return false;
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}
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return true;
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}
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/*
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* 上传文件
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*/
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function handleUpload(options: UploadRequestOptions) {
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return new Promise((resolve, reject) => {
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const file = options.file;
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const formData = new FormData();
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formData.append(props.name, file);
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// 处理附加参数
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Object.keys(props.data).forEach((key) => {
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formData.append(key, props.data[key]);
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});
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FileAPI.upload(formData)
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.then((data) => {
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resolve(data);
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})
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.catch((error) => {
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reject(error);
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});
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});
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}
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/**
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* 上传进度
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*
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* @param event
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*/
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const handleProgress = (event: UploadProgressEvent) => {
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progressPercent.value = event.percent;
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};
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/**
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* 上传成功
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*/
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const handleSuccess = (fileInfo: FileInfo) => {
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ElMessage.success("上传成功");
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modelValue.value = [...modelValue.value, fileInfo.url];
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};
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const handleError = (error: any) => {
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ElMessage.error("上传失败");
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};
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/**
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* 删除文件
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*/
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function handleRemove(fileUrl: string) {
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FileAPI.delete(fileUrl).then(() => {
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modelValue.value = modelValue.value.filter((url) => url !== fileUrl);
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});
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}
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/**
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* 下载文件
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*/
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function handleDownload(file: UploadUserFile) {
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const { url, name } = file;
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if (url) {
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FileAPI.download(url, name);
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}
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}
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</script>
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<style lang="scss" scoped>
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.el-upload-list__item .el-icon--close {
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position: absolute;
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top: 50%;
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right: 5px;
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color: var(--el-text-color-regular);
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cursor: pointer;
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opacity: 0.75;
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transition: opacity var(--el-transition-duration);
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transform: translateY(-50%);
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}
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:deep(.el-upload-list) {
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margin: 0;
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}
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:deep(.el-upload-list__item) {
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margin: 0;
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}
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</style>
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216
src/components/Upload/MultiImageUpload.vue
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216
src/components/Upload/MultiImageUpload.vue
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@@ -0,0 +1,216 @@
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<!-- 图片上传组件 -->
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<template>
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<el-upload
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v-model:file-list="fileList"
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list-type="picture-card"
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:before-upload="handleBeforeUpload"
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:http-request="handleUpload"
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:on-success="handleSuccess"
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:on-error="handleError"
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:on-exceed="handleExceed"
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:accept="props.accept"
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:limit="props.limit"
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multiple
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>
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<el-icon><Plus /></el-icon>
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<template #file="{ file }">
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<div style="width: 100%">
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<img class="el-upload-list__item-thumbnail" :src="file.url" />
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<span class="el-upload-list__item-actions">
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<!-- 预览 -->
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<span @click="handlePreviewImage(file.url!)">
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<el-icon><zoom-in /></el-icon>
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</span>
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<!-- 删除 -->
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<span @click="handleRemove(file.url!)">
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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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</el-upload>
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<el-image-viewer
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v-if="previewVisible"
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:zoom-rate="1.2"
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:initial-index="previewImageIndex"
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:url-list="modelValue"
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@close="handlePreviewClose"
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/>
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</template>
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<script setup lang="ts">
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import { UploadRawFile, UploadRequestOptions, UploadUserFile } from "element-plus";
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import FileAPI, { FileInfo } from "@/api/file";
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const props = defineProps({
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/**
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* 请求携带的额外参数
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*/
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data: {
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type: Object,
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default: () => {
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return {};
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},
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},
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/**
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* 上传文件的参数名
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*/
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name: {
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type: String,
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default: "file",
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},
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/**
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* 文件上传数量限制
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*/
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limit: {
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type: Number,
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default: 10,
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},
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/**
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* 单个文件的最大允许大小
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*/
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maxFileSize: {
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type: Number,
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default: 10,
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},
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/**
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* 上传文件类型
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*/
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accept: {
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type: String,
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default: "image/*", // 默认支持所有图片格式 ，如果需要指定格式，格式如下：'.png,.jpg,.jpeg,.gif,.bmp'
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},
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});
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const previewVisible = ref(false); // 是否显示预览
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const previewImageIndex = ref(0); // 预览图片的索引
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const modelValue = defineModel("modelValue", {
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type: [Array] as PropType<string[]>,
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required: true,
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default: () => [],
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});
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const fileList = ref<UploadUserFile[]>([]);
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/**
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* 删除图片
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*/
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function handleRemove(imageUrl: string) {
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FileAPI.delete(imageUrl).then(() => {
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const index = modelValue.value.indexOf(imageUrl);
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if (index !== -1) {
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// 直接修改数组避免触发整体更新
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modelValue.value.splice(index, 1);
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fileList.value.splice(index, 1); // 同步更新 fileList
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}
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});
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}
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/**
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* 上传前校验
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*/
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function handleBeforeUpload(file: UploadRawFile) {
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// 校验文件类型：虽然 accept 属性限制了用户在文件选择器中可选的文件类型，但仍需在上传时再次校验文件实际类型，确保符合 accept 的规则
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const acceptTypes = props.accept.split(",").map((type) => type.trim());
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// 检查文件格式是否符合 accept
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const isValidType = acceptTypes.some((type) => {
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if (type === "image/*") {
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// 如果是 image/*，检查 MIME 类型是否以 "image/" 开头
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return file.type.startsWith("image/");
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} else if (type.startsWith(".")) {
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// 如果是扩展名 (.png, .jpg)，检查文件名是否以指定扩展名结尾
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return file.name.toLowerCase().endsWith(type);
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} else {
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// 如果是具体的 MIME 类型 (image/png, image/jpeg)，检查是否完全匹配
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return file.type === type;
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}
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});
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if (!isValidType) {
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ElMessage.warning(`上传文件的格式不正确，仅支持：${props.accept}`);
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return false;
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}
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// 限制文件大小
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if (file.size > props.maxFileSize * 1024 * 1024) {
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ElMessage.warning("上传图片不能大于" + props.maxFileSize + "M");
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return false;
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}
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return true;
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}
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/*
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* 上传文件
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*/
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function handleUpload(options: UploadRequestOptions) {
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return new Promise((resolve, reject) => {
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const file = options.file;
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const formData = new FormData();
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formData.append(props.name, file);
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// 处理附加参数
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Object.keys(props.data).forEach((key) => {
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formData.append(key, props.data[key]);
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});
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FileAPI.upload(formData)
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.then((data) => {
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resolve(data);
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})
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.catch((error) => {
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reject(error);
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});
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});
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}
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/**
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* 上传文件超出限制
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*/
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function handleExceed(files: File[], uploadFiles: UploadUserFile[]) {
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ElMessage.warning("最多只能上传" + props.limit + "张图片");
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}
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/**
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* 上传成功回调
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*/
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const handleSuccess = (fileInfo: FileInfo, uploadFile: UploadUserFile) => {
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ElMessage.success("上传成功");
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const index = fileList.value.findIndex((file) => file.uid === uploadFile.uid);
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if (index !== -1) {
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fileList.value[index].url = fileInfo.url;
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fileList.value[index].status = "success";
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modelValue.value[index] = fileInfo.url;
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}
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};
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/**
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* 上传失败回调
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*/
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const handleError = (error: any) => {
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console.log("handleError");
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ElMessage.error("上传失败: " + error.message);
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};
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/**
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* 预览图片
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*/
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const handlePreviewImage = (imageUrl: string) => {
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previewImageIndex.value = modelValue.value.findIndex((url) => url === imageUrl);
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previewVisible.value = true;
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};
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/**
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* 关闭预览
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*/
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const handlePreviewClose = () => {
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previewVisible.value = false;
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};
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onMounted(() => {
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fileList.value = modelValue.value.map((url) => ({ url }) as UploadUserFile);
|
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});
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</script>
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<style lang="scss" scoped></style>
|
||||
203
src/components/Upload/SingleImageUpload.vue
Normal file
203
src/components/Upload/SingleImageUpload.vue
Normal file
@@ -0,0 +1,203 @@
|
||||
<!-- 单图上传组件 -->
|
||||
<template>
|
||||
<el-upload
|
||||
v-model="modelValue"
|
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class="single-upload"
|
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list-type="picture-card"
|
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:show-file-list="false"
|
||||
:accept="props.accept"
|
||||
:before-upload="handleBeforeUpload"
|
||||
:http-request="handleUpload"
|
||||
:on-success="onSuccess"
|
||||
:on-error="onError"
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||||
multiple
|
||||
>
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||||
<template #default>
|
||||
<el-image v-if="modelValue" :src="modelValue" />
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<el-icon v-if="modelValue" class="single-upload__delete-btn" @click.stop="handleDelete">
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<CircleCloseFilled />
|
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</el-icon>
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<el-icon v-else class="single-upload__add-btn">
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<Plus />
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||||
</el-icon>
|
||||
</template>
|
||||
</el-upload>
|
||||
</template>
|
||||
|
||||
<script setup lang="ts">
|
||||
import { UploadRawFile, UploadRequestOptions } from "element-plus";
|
||||
import FileAPI, { FileInfo } from "@/api/file";
|
||||
|
||||
const props = defineProps({
|
||||
/**
|
||||
* 请求携带的额外参数
|
||||
*/
|
||||
data: {
|
||||
type: Object,
|
||||
default: () => {
|
||||
return {};
|
||||
},
|
||||
},
|
||||
/**
|
||||
* 上传文件的参数名
|
||||
*/
|
||||
name: {
|
||||
type: String,
|
||||
default: "file",
|
||||
},
|
||||
/**
|
||||
* 最大文件大小（单位：M）
|
||||
*/
|
||||
maxFileSize: {
|
||||
type: Number,
|
||||
default: 10,
|
||||
},
|
||||
|
||||
/**
|
||||
* 上传图片格式，默认支持所有图片(image/*)，指定格式示例：'.png,.jpg,.jpeg,.gif,.bmp'
|
||||
*/
|
||||
accept: {
|
||||
type: String,
|
||||
default: "image/*",
|
||||
},
|
||||
|
||||
/**
|
||||
* 自定义样式，用于设置组件的宽度和高度等其他样式
|
||||
*/
|
||||
style: {
|
||||
type: Object,
|
||||
default: () => {
|
||||
return {
|
||||
width: "150px",
|
||||
height: "150px",
|
||||
};
|
||||
},
|
||||
},
|
||||
});
|
||||
|
||||
const modelValue = defineModel("modelValue", {
|
||||
type: String,
|
||||
required: true,
|
||||
default: () => "",
|
||||
});
|
||||
|
||||
/**
|
||||
* 限制用户上传文件的格式和大小
|
||||
*/
|
||||
function handleBeforeUpload(file: UploadRawFile) {
|
||||
// 校验文件类型：虽然 accept 属性限制了用户在文件选择器中可选的文件类型，但仍需在上传时再次校验文件实际类型，确保符合 accept 的规则
|
||||
const acceptTypes = props.accept.split(",").map((type) => type.trim());
|
||||
|
||||
// 检查文件格式是否符合 accept
|
||||
const isValidType = acceptTypes.some((type) => {
|
||||
if (type === "image/*") {
|
||||
// 如果是 image/*，检查 MIME 类型是否以 "image/" 开头
|
||||
return file.type.startsWith("image/");
|
||||
} else if (type.startsWith(".")) {
|
||||
// 如果是扩展名 (.png, .jpg)，检查文件名是否以指定扩展名结尾
|
||||
return file.name.toLowerCase().endsWith(type);
|
||||
} else {
|
||||
// 如果是具体的 MIME 类型 (image/png, image/jpeg)，检查是否完全匹配
|
||||
return file.type === type;
|
||||
}
|
||||
});
|
||||
|
||||
if (!isValidType) {
|
||||
ElMessage.warning(`上传文件的格式不正确，仅支持：${props.accept}`);
|
||||
return false;
|
||||
}
|
||||
|
||||
// 限制文件大小
|
||||
if (file.size > props.maxFileSize * 1024 * 1024) {
|
||||
ElMessage.warning("上传图片不能大于" + props.maxFileSize + "M");
|
||||
return false;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
/*
|
||||
* 上传图片
|
||||
*/
|
||||
function handleUpload(options: UploadRequestOptions) {
|
||||
return new Promise((resolve, reject) => {
|
||||
const file = options.file;
|
||||
|
||||
const formData = new FormData();
|
||||
formData.append(props.name, file);
|
||||
|
||||
// 处理附加参数
|
||||
Object.keys(props.data).forEach((key) => {
|
||||
formData.append(key, props.data[key]);
|
||||
});
|
||||
|
||||
FileAPI.upload(formData)
|
||||
.then((data) => {
|
||||
resolve(data);
|
||||
})
|
||||
.catch((error) => {
|
||||
reject(error);
|
||||
});
|
||||
});
|
||||
}
|
||||
|
||||
/**
|
||||
* 删除图片
|
||||
*/
|
||||
function handleDelete() {
|
||||
modelValue.value = "";
|
||||
}
|
||||
|
||||
/**
|
||||
* 上传成功回调
|
||||
*
|
||||
* @param fileInfo 上传成功后的文件信息
|
||||
*/
|
||||
const onSuccess = (fileInfo: FileInfo) => {
|
||||
ElMessage.success("上传成功");
|
||||
modelValue.value = fileInfo.url;
|
||||
};
|
||||
|
||||
/**
|
||||
* 上传失败回调
|
||||
*/
|
||||
const onError = (error: any) => {
|
||||
console.log("onError");
|
||||
ElMessage.error("上传失败: " + error.message);
|
||||
};
|
||||
</script>
|
||||
|
||||
<style scoped lang="scss">
|
||||
:deep(.el-upload--picture-card) {
|
||||
/* width: var(--el-upload-picture-card-size);
|
||||
height: var(--el-upload-picture-card-size); */
|
||||
width: v-bind("props.style.width");
|
||||
height: v-bind("props.style.height");
|
||||
}
|
||||
|
||||
.single-upload {
|
||||
position: relative;
|
||||
overflow: hidden;
|
||||
cursor: pointer;
|
||||
border: 1px var(--el-border-color) solid;
|
||||
border-radius: 5px;
|
||||
|
||||
&:hover {
|
||||
border-color: var(--el-color-primary);
|
||||
}
|
||||
|
||||
&__delete-btn {
|
||||
position: absolute;
|
||||
top: 1px;
|
||||
right: 1px;
|
||||
font-size: 16px;
|
||||
color: #ff7901;
|
||||
cursor: pointer;
|
||||
background: #fff;
|
||||
border-radius: 100%;
|
||||
|
||||
:hover {
|
||||
color: #ff4500;
|
||||
}
|
||||
}
|
||||
}
|
||||
</style>
|
||||
Reference in New Issue
Block a user