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<template>
<div class="doc-image-upload">
<div class="text-12 description">{{ description }}</div>
<div class="mt-2 py-3 text-center upload-btn" @click="fileSelect">
<doc-icon type="doc-upload" class="mr-2 text-16"/>
<span>{{ btText }}</span>
</div>
<div class="flex flex-wrap mt-4 image-box">
<div v-for="item in innerImage.filter(e => e.fileType != 'pdf')" :key="item.id"
class="item-img">
<DocImage :src="item.url" remove/>
</div>
<div v-for="item in innerImage.filter(e => e.fileType == 'pdf')" :key="item.id"
class="item-pdf">
<DocImage isPdf :src="item.url" name="pdf文件名称" remove/>
</div>
</div>
<input type="file"
accept=".jpg,.jpeg,.png,.pdf"
ref="fileElem"
style="display: none;"
@change="handleFiles"
:key="inputKey">
</div>
</template>
<script>
import DocImage from './DocImage.vue'
import { showToast } from 'vant'
const testUrl = 'https://beta-tumour.zmnyjk.com/chronic-admin/file-proxy/chronic/20241125/1732502450600434289.png?e=1732610606&token=yrkyCAltqk1WVrw1ZNWUl5F5gLxE0O8LJ0Vq4hzi:RYbssXLQIEX6KTcVk5u4tWaxb9o='
export default {
name: 'DocImageUpload',
components:{
DocImage
},
props: {
// 上传描述
description: { default: '温馨提示：请上传JPG、PNG格式图片，文件大小不超过5M' },
// 传入的img数据 { id, trueDownloadUrl }
imageData: { default: () => [] },
// 上传按键的文字
btText: { default: '上传图片' },
// 图片框大小
size: String,
// 上传最大数量
maxLength: { default: 1 },
lengthMessage: { default: '已达到图片上限，请移除后再上传' }
},
data() {
return {
// 内部图片对象
innerImage: [],
file: null,
spinning: false,
inputKey: '1',
// viewer显示
visible: false
}
},
computed: {
fileElem() {
return this.$refs['fileElem']
},
ids() {
return this.innerImage.map(e => e.id).join(',')
}
},
methods:{
init() {
if (this.imageData?.length) {
this.innerImage = [...this.imageData]
} else {
this.innerImage = [
{ fileType: 'pdf', id: 1, url: testUrl },
{ fileType: 'png', id: 2, url: testUrl },
{ fileType: 'png', id: 3, url: testUrl },
{ fileType: 'png', id: 4, url: testUrl },
]
}
},
fileSelect() {
console.log(this.innerImage, this.maxLength)
if (this.innerImage?.length >= this.maxLength) {
showToast(this.lengthMessage)
return
}
const dom = this.$refs['fileElem']
if (dom) {
dom.click()
}
},
upload() {
let formData = new FormData()
formData.append('file', this.file)
this.spinning = true
fileUpload(formData).then(res => {
// this.$message.success('上传成功')
let result = res.data || {}
this.$emit('upload', result)
this.addImage(result)
this.inputKey = Math.random().toString(16).substring(2, 6)
this.$emit('change', this.ids, this.innerImage)
this.formItemContext.onFieldChange()
}).finally(() => {
this.spinning = false
})
},
handleFiles() {
let files = this.$refs['fileElem'].files
if (files.length <= 0) {
showToast('未选中文件，请尝试重新选择')
return
}
if (files[0].size / 1024 / 1024 > 5) {
showToast('图片大小不能超过5M')
return
}
this.file = files[0]
this.upload()
},
addImage(data = {}) {
if (!data.id) {
console.warn('addImage 文件为空')
return
}
if (!this.innerImage.find(e => e.id === data.id)) {
this.innerImage.push(data)
}
},
removeImage(item) {
if (!item) return
this.innerImage = this.innerImage.filter(e => e.id != item.id)
this.$emit('change', this.ids, this.innerImage)
}
},
watch: {
imageData: {
handler(value) {
this.init()
},
immediate: true
}
}
}
</script>
<style lang="less" scoped>
.description {
color: #A5AEBE;
}
.upload-btn {
color: var(--van-primary-color);
border: 1px solid #eee;
background-color: #FAFAFA;
border-radius: 8px;
}
.image-box {
row-gap: 8px;
column-gap: 12px;
.item-img {
width: calc(33.3vw - 8px);
}
.item-pdf {
width: 100%;
}
>div {
width: calc(33.3vw - 8px);
position: relative;
border-radius: 2px;
img {
object-fit: contain;
}
}
}
</style>