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+<template>
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+ <div class="component-upload-image">
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+ <el-upload
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+ :multiple="limit> 1"
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+ action="#"
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+ list-type="picture-card"
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+ :on-success="handleUploadSuccess"
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+ :before-upload="handleBeforeUpload"
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+ :limit="limit"
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+ :on-error="handleUploadError"
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+ :on-exceed="handleExceed"
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+ ref="imageUpload"
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+ :on-remove="handleDelete"
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+ :show-file-list="true"
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+ :headers="headers"
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+ :file-list="fileList"
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+ :on-preview="handlePictureCardPreview"
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+ :http-request="uploadImage"
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+ :class="{ hide: fileList.length >= limit }"
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+ >
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+ <i class="el-icon-plus"></i>
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+ <!-- 上传提示 -->
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+ <div class="el-upload__tip" slot="tip" v-if="showTip">
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+ 请上传
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+ <template v-if="fileSize">
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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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+ </template>
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+ 的文件
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+ </div>
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+ </el-upload>
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+
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+ <DialogCom
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+ :visible.sync="dialogVisible"
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+ title="预览"
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+ width="800"
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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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+ </DialogCom>
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+ </div>
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+</template>
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+
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+<script>
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+import { getToken } from "@/utils/auth";
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+import { upload } from "@/api/system/public";
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+import {imageUrl} from "@/utils/ruoyi";
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+
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+export default {
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+ props: {
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+ value: [String, Object, Array],
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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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+ },
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+ data() {
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+ return {
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+ number: 0,
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+ uploadList: [],
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+ dialogImageUrl: "",
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+ dialogVisible: false,
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+ hideUpload: false,
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+ uploadImgUrl:
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+ process.env.NODE_ENV === "development"
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+ ? "/dev-api" + "/file/file/upload"
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+ : process.env.VUE_APP_BASE_API + "/file/file/upload", // 上传的图片服务器地址
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+ headers: {
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+ Authorization: "Bearer " + getToken(),
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+ },
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+ fileList: [],
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+ file: null,
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+ baseUrl:process.env.NODE_ENV === "development"
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+ ? process.env.VUE_APP_BASE_API
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+ : window.origin
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+ };
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+ },
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+ watch: {
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+ value: {
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+ handler(val) {
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+ console.log(val,'1111val')
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+ if (val) {
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+ // 首先将值转为数组
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+ const list = Array.isArray(val) ? val : this.value.split(",");
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+ // 然后将数组转为对象数组
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+ this.fileList = list.map((item) => {
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+ if (typeof item === "string") {
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+ item = { name: item, url: this.imageUrl(item) };
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+ }
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+ return item;
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+ });
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+ } else {
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+ this.fileList = [];
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+ }
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+ },
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+ deep: true,
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+ immediate: true,
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+ },
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+ },
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+ computed: {
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+ // 是否显示提示
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+ showTip() {
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+ return this.isShowTip && (this.fileType || this.fileSize);
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+ },
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+ },
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+ mode:{
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+ prop:'value',
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+ event:'input'
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+ },
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+ methods: {
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+ //自定义上传方式(自带的成功回调及失败回调会失效)
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+ uploadImage(fileObj) {
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+ let formData = new FormData();
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+ formData.append("file", fileObj.file);
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+ upload(formData, "image")
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+ .then((res) => {
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+ /*上传成功*/
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+ this.$modal.closeLoading();
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+ let imgUrl = this.imageUrl(res.data.url); //拼接完整图片URL路径
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+ let arr = [];
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+ arr.push({ name: res.data.name, imgUrl: res.data.url,url: imgUrl, });
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+ this.fileList = this.fileList.concat(arr);
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+ console.log(arr,this.fileList,'fileList')
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+ this.$emit("input", this.listToString(this.fileList));
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+ })
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+ .catch((err) => {
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+ /*上传失败*/
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+ this.$modal.closeLoading();
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+ //this.$modal.msgError(res.msg);
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+ this.$refs.imageUpload.handleRemove(fileObj.file);
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+ //this.uploadedSuccessfully();
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+ });
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+ },
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+ // 上传前loading加载
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+ handleBeforeUpload(file) {
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+ let isImg = false;
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+ if (this.fileType.length) {
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+ let fileExtension = "";
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+ if (file.name.lastIndexOf(".") > -1) {
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+ fileExtension = file.name.slice(file.name.lastIndexOf(".") + 1);
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+ }
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+ isImg = this.fileType.some((type) => {
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+ if (file.type.indexOf(type) > -1) return true;
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+ if (fileExtension && fileExtension.indexOf(type) > -1) return true;
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+ return false;
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+ });
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+ } else {
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+ isImg = file.type.indexOf("image") > -1;
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+ }
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+
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+ if (!isImg) {
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+ this.$modal.msgError(
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+ `文件格式不正确, 请上传${this.fileType.join("/")}图片格式文件!`
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+ );
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+ return false;
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+ }
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+ if (this.fileSize) {
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+ const isLt = file.size / 1024 / 1024 < this.fileSize;
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+ if (!isLt) {
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+ this.$modal.msgError(`上传图片大小不能超过 ${this.fileSize} MB!`);
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+ return false;
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+ }
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+ }
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+ this.$modal.loading("正在上传图片，请稍候...");
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+ this.number++;
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+ this.file = file;
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+ },
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+ // 文件个数超出
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+ handleExceed() {
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+ this.$modal.msgError(`上传文件数量不能超过 ${this.limit} 个!`);
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+ },
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+ // 上传成功回调
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+ handleUploadSuccess(res, file,fileList) {
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+ console.log("handleUploadSuccess",res,file,fileList);
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+ if (res.code === 200) {
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+ let imgUrl = process.env.VUE_APP_BASE_API + res.data.url;
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+ this.uploadList.push({ name: res.data.name,url: imgUrl });
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+ this.uploadedSuccessfully();
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+
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+ // let str = res.data.code;
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+ // let blob = new Blob([str],{type:'image/jpeg'});
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+ // let imgUrl = window.URL.createObjectURL(blob);
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+ // debugger
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+ } else {
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+ this.number--;
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+ this.$modal.closeLoading();
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+ this.$modal.msgError(res.msg);
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+ this.$refs.imageUpload.handleRemove(file);
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+ this.uploadedSuccessfully();
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+ }
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+ },
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+ // 删除图片
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+ handleDelete(file) {
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+ const findex = this.fileList.map((f) => f.name).indexOf(file.name);
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+ if (findex > -1) {
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+ this.fileList.splice(findex, 1);
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+ this.$emit("input", this.listToString(this.fileList));
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+ }
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+ console.log(this.listToString(this.fileList), "删除图片");
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+ },
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+ // 上传失败
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+ handleUploadError() {
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+ this.$modal.msgError("上传图片失败，请重试");
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+ this.$modal.closeLoading();
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+ },
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+ // 预览
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+ handlePictureCardPreview(file) {
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+ this.dialogImageUrl = file.url;
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+ this.dialogVisible = true;
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+ },
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+ // 对象转成指定字符串分隔
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+ listToString(list, separator) {
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+ let strs = "";
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+ separator = separator || ",";
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+ for (let i in list) {
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+ if (list[i].url) {
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+ strs += list[i].url.replace(this.baseUrl, "") + separator;
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+ }
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+ }
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+ return strs != "" ? strs.substr(0, strs.length - 1) : "";
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+ },
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+ // 删除文件
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+ clearFiles(){
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+ this.$refs["imageUpload"].clearFiles();
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+ },
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+ },
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+};
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+</script>
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+<style scoped lang="scss">
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+// .el-upload--picture-card 控制加号部分
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+::v-deep .hide .el-upload--picture-card {
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+ display: none !important;
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+}
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+// 去掉动画效果
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+::v-deep .el-list-enter-active,
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+::v-deep .el-list-leave-active {
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+ transition: all 0s;
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+}
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+
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+::v-deep .el-list-enter,
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+.el-list-leave-active {
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+ opacity: 0;
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+ transform: translateY(0);
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+}
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+.img-box {
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+ width: 100%;
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+ height: 100%;
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+ position: relative;
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+ .img-model {
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+ width: 100%;
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+ display: none;
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+ position: absolute;
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+ left: 0;
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+ top: 0;
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+ align-items: center;
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+ > span {
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+ background-color: rgba(30, 30, 30, 0.3);
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+ display: block;
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+ padding: 5px;
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+ color: #fff;
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+ text-shadow: 0 0 2px #1e1e1e;
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+ }
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+ }
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+ &:hover {
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+ .img-model {
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+ display: block;
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+ }
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+ }
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+}
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+</style>
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luojun