Study/web/src/components/upload/image.vue

102 lines
2.1 KiB
Vue

<template>
<div>
<el-upload
class="image-uploader"
:action="`${path}/fileUploadAndDownload/upload`"
:headers="{ 'x-token': token }"
:show-file-list="false"
:on-success="handleImageSuccess"
:before-upload="beforeImageUpload"
:multiple="false"
>
<img v-if="imageUrl" :src="showImageUrl" class="image">
<i v-else class="el-icon-plus image-uploader-icon" />
</el-upload>
</div>
</template>
<script>
const path = process.env.VUE_APP_BASE_API
import { mapGetters } from 'vuex'
import ImageCompress from '@/utils/image'
export default {
name: 'UploadImage',
model: {
prop: 'imageUrl',
event: 'change'
},
props: {
imageUrl: {
type: String,
default: ''
},
fileSize: {
type: Number,
default: 2048 // 2M 超出后执行压缩
},
maxWH: {
type: Number,
default: 1920 // 图片长宽上限
}
},
data() {
return {
path: path
}
},
computed: {
...mapGetters('user', ['userInfo', 'token']),
showImageUrl() {
return (this.imageUrl && this.imageUrl.slice(0, 4) !== 'http') ? path + this.imageUrl : this.imageUrl
}
},
methods: {
beforeImageUpload(file) {
const isRightSize = file.size / 1024 < this.fileSize
if (!isRightSize) {
// 压缩
const compress = new ImageCompress(file, this.fileSize, this.maxWH)
return compress.compress()
}
return isRightSize
},
handleImageSuccess(res) {
// this.imageUrl = URL.createObjectURL(file.raw);
const { data } = res
if (data.file) {
this.$emit('change', data.file.url)
this.$emit('on-success')
}
}
}
}
</script>
<style lang="scss" scoped>
.image-uploader {
border: 1px dashed #d9d9d9;
width: 180px;
border-radius: 6px;
cursor: pointer;
position: relative;
overflow: hidden;
}
.image-uploader {
border-color: #409eff;
}
.image-uploader-icon {
font-size: 28px;
color: #8c939d;
width: 178px;
height: 178px;
line-height: 178px;
text-align: center;
}
.image {
width: 178px;
height: 178px;
display: block;
}
</style>