anji-upload.vue
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<template>
<div class="uploadImage">
<el-upload
:headers="headers"
:limit="limit"
:action="requestUrl"
list-type="picture-card"
:file-list="fileList"
:on-remove="handleRemove"
:on-exceed="handleExceed"
:on-success="handleSuccess"
:show-file-list="true"
:before-upload="handleBeforeUpload"
>
<i slot="default" class="el-icon-plus" />
<div slot="file" slot-scope="{ file }" class="imgBox">
<img class="el-upload-list__item-thumbnail" :src="file.url" alt="" />
<span class="el-upload-list__item-actions">
<span
class="el-upload-list__item-delete"
@click="handleDownload(file)"
>
<i class="el-icon-download" />
</span>
<span class="el-upload-list__item-delete" @click="handleRemove(file)">
<i class="el-icon-delete" />
</span>
</span>
</div>
</el-upload>
</div>
</template>
<script>
import { getToken } from "@/utils/auth"; // get token from cookie
export default {
props: {
upLoadUrl: {
type: String,
default: () => {
return "";
}
},
viewUrl: {
type: String,
default: () => {
return "";
}
},
limit: {
type: Number,
default: () => {
return 3;
}
},
value: {
type: Array | String
}
},
data() {
return {
imageUploadUrl: "",
fileList: [],
modeString: ""
};
},
computed: {
requestUrl() {
if (this.upLoadUrl != null && this.upLoadUrl.trim() != "") {
return process.env.BASE_API + this.upLoadUrl;
} else {
return process.env.BASE_API + "/file/upload";
}
},
headers() {
return {
Authorization: getToken() // 直接从本地获取token就行
};
}
},
watch: {
value(val) {
this.echoUpload(val);
}
},
mounted() {
this.echoUpload(this.value);
},
methods: {
handleRemove(file) {
this.fileList = [];
console.log(this.fileList);
console.log(this.limit);
this.change();
},
handleExceed() {
this.$message.warning(`只能上传${this.limit}个文件`);
},
// 下载
handleDownload(file) {
window.open(file.url);
},
// 上传成功的回调
handleSuccess(response, file, fileList) {
if (response.code != 200) {
this.$message.error("上传失败");
return;
}
this.fileList.push({
url: file.response.data.urlPath,
fileId: file.response.data.fileId,
fileType: file.response.data.fileType
});
console.log(this.fileList);
this.change();
},
// 回传出去
change() {
const fileList = this.fileList;
console.log(fileList);
this.$emit("input", fileList);
this.$emit("change", fileList);
},
// 上传检验
handleBeforeUpload(file) {
const extension = file.name
.split(".")
[file.name.split(".").length - 1].toLowerCase();
// .png|.jpg|.gif|.icon|.pdf|.xlsx|.xls|.csv|.mp4|.avi
const extensionList = [
"png",
"jpg",
"gif",
"icon",
"pdf",
"xlsx",
"xls",
"csv",
"mp4",
"avi"
];
if (extensionList.indexOf(extension) < 0) {
this.$message.warning("请上传正确的格式文件");
return false;
}
return true;
},
// 回显
echoUpload(val) {
console.log(val);
if (val && val.length > 0) {
this.fileList = [
{
url: val
}
];
} else {
this.fileList = [];
}
}
}
};
</script>
<style lang="scss" scoped>
.uploadImage .el-upload--picture-card {
width: 60px;
height: 60px;
line-height: 65px;
}
.uploadImage .el-upload-list__item {
width: 60px;
height: 60px;
}
.hide_box :deep(el-upload--picture-card) {
display: none;
}
.el-upload-list__item {
line-height: 1.5;
}
.el-upload-list--picture-card .el-upload-list__item-actions {
text-align: left;
display: flex;
flex-wrap: wrap;
}
.imgBox,
.iconFont {
width: 100% !important;
height: 100% !important;
}
</style>