x-php-Admin/src/components/xUpload/index.vue
2023-09-10 21:30:55 +08:00

313 lines
9.8 KiB
Vue

<template>
<div class="x-upload" :class="{'x-upload-round':round}" :style="style">
<div v-if="file && file.status != 'success'" class="x-upload__uploading">
<div class="x-upload__progress">
<el-progress :percentage="file.percentage" :text-inside="true" :stroke-width="16"/>
</div>
<el-image class="image" :src="file.tempFile" fit="cover"></el-image>
</div>
<div v-if="file && file.status=='success'" class="x-upload__img">
<el-image class="image" :src="file.url" :preview-src-list="[file.url]" fit="cover" hide-on-click-modal append-to-body :z-index="9999">
<template #placeholder>
<div class="x-upload__img-slot">
Loading...
</div>
</template>
</el-image>
<div class="x-upload__img-actions" v-if="!disabled">
<span v-if="!replaceupload" class="del" @click="handleRemove()"><el-icon><el-icon-delete /></el-icon></span>
<el-upload v-else class="uploader" ref="uploader"
:auto-upload="cropper?false:autoUpload"
:disabled="disabled"
:show-file-list="showFileList"
:action="action"
:name="name"
:data="data"
:accept="accept"
:limit="1"
:http-request="request"
:on-change="change"
:before-upload="before"
:on-success="success"
:on-error="error"
:on-exceed="handleExceed">
<slot>
<span class="upload"><el-icon><component :is="icon" /></el-icon> <h4 v-if="title"> {{title}} </h4></span>
</slot>
</el-upload>
</div>
</div>
<el-upload v-if="!file" class="uploader" ref="uploader"
:auto-upload="cropper?false:autoUpload"
:disabled="disabled"
:show-file-list="showFileList"
:action="action"
:name="name"
:data="data"
:accept="accept"
:limit="1"
:http-request="request"
:on-change="change"
:before-upload="before"
:on-success="success"
:on-error="error"
:on-exceed="handleExceed">
<slot>
<div class="el-upload--picture-card">
<div class="file-empty">
<el-icon><component :is="icon" /></el-icon>
<h4 v-if="title">{{title}}</h4>
</div>
</div>
</slot>
</el-upload>
<el-dialog title="剪裁" draggable v-model="cropperDialogVisible" :width="580" @closed="cropperClosed" destroy-on-close>
<x-cropper :src="cropperFile.tempCropperFile" :compress="compress" :aspectRatio="aspectRatio" ref="cropper"></x-cropper>
<template #footer>
<el-button @click="cropperDialogVisible=false" >取 消</el-button>
<el-button type="primary" @click="cropperSave"> </el-button>
</template>
</el-dialog>
</div>
</template>
<script>
import { defineAsyncComponent } from 'vue'
import { genFileId } from 'element-plus'
const xCropper = defineAsyncComponent(() => import('@/components/xCropper'))
import config from "@/config/upload"
export default {
props: {
modelValue: { type: String, default: "" },
height: {type: Number, default: 148},
width: {type: Number, default: 148},
title: { type: String, default: "" },
icon: { type: String, default: "el-icon-plus" },
action: { type: String, default: "" },
api: { type: String, default: "" },
name: { type: String, default: config.filename },
data: { type: Object, default: () => {} },
accept: { type: String, default: "image/gif, image/jpeg, image/png" },
maxSize: { type: Number, default: config.maxSizeFile },
limit: { type: Number, default: 1 },
autoUpload: { type: Boolean, default: true },
showFileList: { type: Boolean, default: false },
disabled: { type: Boolean, default: false },
round: { type: Boolean, default: false },
onSuccess: { type: Function, default: () => { return true } },
onRemove: { type: Function, default: () => { return true } },
cropper: { type: Boolean, default: false },
replaceupload: { type: Boolean, default: false },
compress: {type: Number, default: 1},
aspectRatio: {type: Number, default: NaN}
},
components: {
xCropper
},
data() {
return {
value: {aid:0, url:null},
file: null,
style: {
width: this.width + "px",
height: this.height + "px"
},
cropperDialogVisible: false,
cropperFile: null
}
},
watch:{
modelValue(val){
this.value = val
this.newFile(val)
},
value(val){
this.$emit('update:modelValue', val)
}
},
mounted() {
this.value = this.modelValue
this.newFile(this.modelValue)
},
methods: {
newFile(o){
if(o && typeof o === 'string'){
this.file = {
status: "success",
url: o,
}
}
else if(o && o.url){
this.file = {
status: "success",
url: o.url,
aid: o.aid
}
}else{
this.file = null
}
},
cropperSave(){
this.$refs.cropper.getCropFile(file => {
file.uid = this.cropperFile.uid
this.cropperFile.raw = file
this.file = this.cropperFile
this.file.tempFile = URL.createObjectURL(this.file.raw)
this.$refs.uploader.submit()
}, this.cropperFile.name, this.cropperFile.type)
this.cropperDialogVisible = false
},
cropperClosed(){
URL.revokeObjectURL(this.cropperFile.tempCropperFile)
delete this.cropperFile.tempCropperFile
},
handleRemove(){
var os = this.onRemove()
if(os!=undefined && os===false){
return false
}
this.clearFiles()
},
clearFiles(){
if (this.replaceupload===true) {
this.newFile(this.value)
return false;
}
URL.revokeObjectURL(this.file.tempFile)
this.value = {}
this.file = null
this.$nextTick(()=>{
this.$refs.uploader.clearFiles()
})
},
change(file,files){
if(files.length > 1){
files.splice(0, 1)
}
if(this.cropper && file.status=='ready'){
const acceptIncludes = ["image/gif", "image/jpeg", "image/png"].includes(file.raw.type)
if(!acceptIncludes){
this.$notify.warning({
title: '上传文件警告',
message: '选择的文件非图像类文件'
})
return false
}
this.cropperFile = file
this.cropperFile.tempCropperFile = URL.createObjectURL(file.raw)
this.cropperDialogVisible = true
return false
}
this.file = file
if(file.status=='ready'){
file.tempFile = URL.createObjectURL(file.raw)
}
},
before(file){
const acceptIncludes = this.accept.replace(/\s/g,"").split(",").includes(file.type)
if(!acceptIncludes){
this.$notify.warning({
title: '上传文件警告',
message: '选择的文件非图像类文件'
})
this.clearFiles()
return false
}
const maxSize = file.size / 1024 / 1024 < this.maxSize;
if (!maxSize) {
this.$message.warning(`上传文件大小不能超过 ${this.maxSize}MB!`);
this.clearFiles()
return false
}
},
handleExceed(files){
const file = files[0]
file.uid = genFileId()
this.$refs.uploader.handleStart(file)
},
success(res, file){
//释放内存删除blob
URL.revokeObjectURL(file.tempFile)
delete file.tempFile
var os = this.onSuccess(res, file)
if(os!=undefined && os==false){
this.$nextTick(() => {
this.file = null
this.value = {}
})
return false
}
file.url = res.url
file.aid = res.aid
this.value = {url:res.url, aid:res.aid};
},
error(err){
this.$nextTick(()=>{
this.clearFiles()
})
this.$notify.error({
title: '上传文件未成功',
message: err
})
},
request(param){
var api = this.api ? this.api : config.api;
const data = new FormData();
data.append(param.filename, param.file);
for (const key in param.data) {
data.append(key, param.data[key]);
}
this.$http.post(api, data, {
onUploadProgress: e => {
const complete = parseInt(((e.loaded / e.total) * 100) | 0, 10)
param.onProgress({percent: complete})
}
}).then(res => {
if (res.code == config.successCode) {
var response = config.parseData(res);
param.onSuccess(response);
return ;
}
param.onError(res.message || "未知错误")
}).catch(err => {
param.onError(err)
})
}
}
}
</script>
<style scoped>
.el-form-item.is-error .x-upload .el-upload--picture-card {border-color: var(--el-color-danger);}
.x-upload .el-upload--picture-card {border-radius: 0;}
.x-upload .uploader,.x-upload:deep(.el-upload) {width: 100%;height: 100%;}
.x-upload__img {width: 100%;height: 100%;position: relative;}
.x-upload__img .image {width: 100%;height: 100%;}
.x-upload__img-actions {position: absolute;top:0;right: 0;display: none;}
.x-upload__img-actions span {display: flex;justify-content: center;align-items: center;width: 25px;height:25px;cursor: pointer;color: #fff;}
.x-upload__img-actions span i {font-size: 12px;}
.x-upload__img-actions .del {background: #F56C6C;}
.x-upload__img-actions .upload {background: var(--el-color-primary);}
.x-upload__img:hover .x-upload__img-actions {display: block;}
.x-upload__img-slot {display: flex;justify-content: center;align-items: center;width: 100%;height: 100%;font-size: 12px;background-color: var(--el-fill-color-lighter);}
.x-upload__uploading {width: 100%;height: 100%;position: relative;}
.x-upload__progress {position: absolute;width: 100%;height: 100%;display: flex;justify-content: center;align-items: center;background-color: var(--el-overlay-color-lighter);z-index: 1;padding:10px;}
.x-upload__progress .el-progress {width: 100%;}
.x-upload__uploading .image {width: 100%;height: 100%;}
.x-upload .file-empty {width: 100%;height: 100%;display: flex;justify-content: center;align-items: center;flex-direction: column;}
.x-upload .file-empty i {font-size: 28px;}
.x-upload .file-empty h4 {font-size: 12px;font-weight: normal;color: #8c939d;margin-top: 8px;}
.x-upload.x-upload-round {border-radius: 50%;overflow: hidden;}
.x-upload.x-upload-round .el-upload--picture-card {border-radius: 50%;}
.x-upload.x-upload-round .x-upload__img-actions {top: auto;left: 0;right: 0;bottom: 0;}
.x-upload.x-upload-round .x-upload__img-actions span {width: 100%;}
</style>