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