<template>
<div :ref="id" :action="url" class="dropzone" :id="id">
<input type="file" name="file">
</div>
</template>
<script>
import Dropzone from 'dropzone';
import 'dropzone/dist/dropzone.css';
// import { getToken } from 'api/qiniu';
Dropzone.autoDiscover = false;
export default {
data() {
return {
dropzone: '',
initOnce: true
}
},
mounted() {
const element = document.getElementById(this.id);
const vm = this;
this.dropzone = new Dropzone(element, {
clickable: this.clickable,
thumbnailWidth: this.thumbnailWidth,
thumbnailHeight: this.thumbnailHeight,
maxFiles: this.maxFiles,
maxFilesize: this.maxFilesize,
dictRemoveFile: 'Remove',
addRemoveLinks: this.showRemoveLink,
acceptedFiles: this.acceptedFiles,
autoProcessQueue: this.autoProcessQueue,
dictDefaultMessage: '<i style="margin-top: 3em;display: inline-block" class="material-icons">' + this.defaultMsg + '</i><br>Drop files here to upload',
dictMaxFilesExceeded: '只能一个图',
previewTemplate: '<div class="dz-preview dz-file-preview"> <div class="dz-image" style="width:' + this.thumbnailWidth + 'px;height:' + this.thumbnailHeight + 'px" ><img style="width:' + this.thumbnailWidth + 'px;height:' + this.thumbnailHeight + 'px" data-dz-thumbnail /></div> <div class="dz-details"><div class="dz-size"><span data-dz-size></span></div> <div class="dz-progress"><span class="dz-upload" data-dz-uploadprogress></span></div> <div class="dz-error-message"><span data-dz-errormessage></span></div> <div class="dz-success-mark"> <i class="material-icons">done</i> </div> <div class="dz-error-mark"><i class="material-icons">error</i></div></div>',
init() {
const val = vm.defaultImg;
if (!val) return;
if (Array.isArray(val)) {
if (val.length === 0) return;
val.map((v, i) => {
const mockFile = { name: 'name' + i, size: 12345, url: v };
this.options.addedfile.call(this, mockFile);
this.options.thumbnail.call(this, mockFile, v);
mockFile.previewElement.classList.add('dz-success');
mockFile.previewElement.classList.add('dz-complete');
vm.initOnce = false;
return true;
})
} else {
const mockFile = { name: 'name', size: 12345, url: val };
this.options.addedfile.call(this, mockFile);
this.options.thumbnail.call(this, mockFile, val);
mockFile.previewElement.classList.add('dz-success');
mockFile.previewElement.classList.add('dz-complete');
vm.initOnce = false;
}
},
accept: (file, done) => {
/* 七牛*/
// const token = this.$store.getters.token;
// getToken(token).then(response => {
// file.token = response.data.qiniu_token;
// file.key = response.data.qiniu_key;
// file.url = response.data.qiniu_url;
// done();
// })
done();
},
sending: (file, xhr, formData) => {
/* 七牛*/
console.log(file, xhr, formData)
// formData.append('token', file.token);
// formData.append('key', file.key);
vm.initOnce = false;
}
});
if (this.couldPaste) {
document.addEventListener('paste', this.pasteImg)
}
this.dropzone.on('success', file => {
vm.$emit('dropzone-success', file, vm.dropzone.element)
});
this.dropzone.on('addedfile', file => {
vm.$emit('dropzone-fileAdded', file)
});
this.dropzone.on('removedfile', file => {
vm.$emit('dropzone-removedFile', file)
});
this.dropzone.on('error', (file, error, xhr) => {
vm.$emit('dropzone-error', file, error, xhr)
});
this.dropzone.on('successmultiple', (file, error, xhr) => {
vm.$emit('dropzone-successmultiple', file, error, xhr)
});
},
methods: {
removeAllFiles() {
this.dropzone.removeAllFiles(true)
},
processQueue() {
this.dropzone.processQueue()
},
pasteImg(event) {
const items = (event.clipboardData || event.originalEvent.clipboardData).items;
if (items[0].kind === 'file') {
this.dropzone.addFile(items[0].getAsFile())
}
},
initImages(val) {
if (!val) return;
if (Array.isArray(val)) {
val.map((v, i) => {
const mockFile = { name: 'name' + i, size: 12345, url: v };
this.dropzone.options.addedfile.call(this.dropzone, mockFile);
this.dropzone.options.thumbnail.call(this.dropzone, mockFile, v);
mockFile.previewElement.classList.add('dz-success');
mockFile.previewElement.classList.add('dz-complete');
return true
})
} else {
const mockFile = { name: 'name', size: 12345, url: val };
this.dropzone.options.addedfile.call(this.dropzone, mockFile);
this.dropzone.options.thumbnail.call(this.dropzone, mockFile, val);
mockFile.previewElement.classList.add('dz-success');
mockFile.previewElement.classList.add('dz-complete');
}
}
},
destroyed() {
document.removeEventListener('paste', this.pasteImg);
this.dropzone.destroy();
},
watch: {
defaultImg(val) {
if (val.length === 0) {
this.initOnce = false;
return;
}
if (!this.initOnce) return;
this.initImages(val);
this.initOnce = false;
}
},
props: {
id: {
type: String,
required: true
},
url: {
type: String,
required: true
},
clickable: {
type: Boolean,
default: true
},
defaultMsg: {
type: String,
default: '上传图片'
},
acceptedFiles: {
type: String
},
thumbnailHeight: {
type: Number,
default: 200
},
thumbnailWidth: {
type: Number,
default: 200
},
showRemoveLink: {
type: Boolean,
default: true
},
maxFilesize: {
type: Number,
default: 2
},
maxFiles: {
type: Number,
default: 3
},
autoProcessQueue: {
type: Boolean,
default: true
},
useCustomDropzoneOptions: {
type: Boolean,
default: false
},
defaultImg: {
default: false
},
couldPaste: {
default: false
}
}
}
</script>
<style scoped>
.dropzone {
border: 2px solid #E5E5E5;
font-family: 'Roboto', sans-serif;
color: #777;
transition: background-color .2s linear;
padding: 5px;
}
.dropzone:hover {
background-color: #F6F6F6;
}
i {
color: #CCC;
}
.dropzone .dz-image img {
width: 100%;
height: 100%;
}
.dropzone input[name='file'] {
display: none;
}
.dropzone .dz-preview .dz-image {
border-radius: 0px;
}
.dropzone .dz-preview:hover .dz-image img {
transform: none;
-webkit-filter: none;
width: 100%;
height: 100%;
}
.dropzone .dz-preview .dz-details {
bottom: 0px;
top: 0px;
color: white;
background-color: rgba(33, 150, 243, 0.8);
transition: opacity .2s linear;
text-align: left;
}
.dropzone .dz-preview .dz-details .dz-filename span, .dropzone .dz-preview .dz-details .dz-size span {
background-color: transparent;
}
.dropzone .dz-preview .dz-details .dz-filename:not(:hover) span {
border: none;
}
.dropzone .dz-preview .dz-details .dz-filename:hover span {
background-color: transparent;
border: none;
}
.dropzone .dz-preview .dz-remove {
position: absolute;
z-index: 30;
color: white;
margin-left: 15px;
padding: 10px;
top: inherit;
bottom: 15px;
border: 2px white solid;
text-decoration: none;
text-transform: uppercase;
font-size: 0.8rem;
font-weight: 800;
letter-spacing: 1.1px;
opacity: 0;
}
.dropzone .dz-preview:hover .dz-remove {
opacity: 1;
}
.dropzone .dz-preview .dz-success-mark, .dropzone .dz-preview .dz-error-mark {
margin-left: -40px;
margin-top: -50px;
}
.dropzone .dz-preview .dz-success-mark i, .dropzone .dz-preview .dz-error-mark i {
color: white;
font-size: 5rem;
}
</style>