ant-design-vue/components/upload/Upload.jsx

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import classNames from 'classnames';
import uniqBy from 'lodash/uniqBy';
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import findIndex from 'lodash/findIndex';
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import VcUpload from '../vc-upload';
import BaseMixin from '../_util/BaseMixin';
import { getOptionProps, initDefaultProps, hasProp } from '../_util/props-util';
import LocaleReceiver from '../locale-provider/LocaleReceiver';
import defaultLocale from '../locale-provider/default';
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import { ConfigConsumerProps } from '../config-provider';
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import Dragger from './Dragger';
import UploadList from './UploadList';
import { UploadProps } from './interface';
import { T, fileToObject, genPercentAdd, getFileItem, removeFileItem } from './utils';
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export { UploadProps };
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export default {
name: 'AUpload',
mixins: [BaseMixin],
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inheritAttrs: false,
Dragger: Dragger,
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props: initDefaultProps(UploadProps, {
type: 'select',
multiple: false,
action: '',
data: {},
accept: '',
beforeUpload: T,
showUploadList: true,
listType: 'text', // or pictrue
disabled: false,
supportServerRender: true,
}),
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inject: {
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configProvider: { default: () => ConfigConsumerProps },
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},
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// recentUploadStatus: boolean | PromiseLike<any>;
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data() {
this.progressTimer = null;
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return {
sFileList: this.fileList || this.defaultFileList || [],
dragState: 'drop',
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};
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},
watch: {
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fileList(val) {
this.sFileList = val || [];
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},
},
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beforeDestroy() {
this.clearProgressTimer();
},
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methods: {
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onStart(file) {
const targetItem = fileToObject(file);
targetItem.status = 'uploading';
const nextFileList = this.sFileList.concat();
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const fileIndex = findIndex(nextFileList, ({ uid }) => uid === targetItem.uid);
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if (fileIndex === -1) {
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nextFileList.push(targetItem);
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} else {
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nextFileList[fileIndex] = targetItem;
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}
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this.onChange({
file: targetItem,
fileList: nextFileList,
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});
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// fix ie progress
if (!window.FormData) {
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this.autoUpdateProgress(0, targetItem);
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}
},
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autoUpdateProgress(_, file) {
const getPercent = genPercentAdd();
let curPercent = 0;
this.clearProgressTimer();
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this.progressTimer = setInterval(() => {
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curPercent = getPercent(curPercent);
this.onProgress(
{
percent: curPercent * 100,
},
file,
);
}, 200);
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},
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onSuccess(response, file) {
this.clearProgressTimer();
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try {
if (typeof response === 'string') {
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response = JSON.parse(response);
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}
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} catch (e) {
/* do nothing */
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}
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const fileList = this.sFileList;
const targetItem = getFileItem(file, fileList);
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// removed
if (!targetItem) {
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return;
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}
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targetItem.status = 'done';
targetItem.response = response;
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this.onChange({
file: { ...targetItem },
fileList,
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});
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},
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onProgress(e, file) {
const fileList = this.sFileList;
const targetItem = getFileItem(file, fileList);
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// removed
if (!targetItem) {
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return;
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}
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targetItem.percent = e.percent;
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this.onChange({
event: e,
file: { ...targetItem },
fileList: this.sFileList,
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});
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},
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onError(error, response, file) {
this.clearProgressTimer();
const fileList = this.sFileList;
const targetItem = getFileItem(file, fileList);
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// removed
if (!targetItem) {
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return;
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}
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targetItem.error = error;
targetItem.response = response;
targetItem.status = 'error';
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this.onChange({
file: { ...targetItem },
fileList,
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});
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},
onReject(fileList) {
this.$emit('reject', fileList);
},
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handleRemove(file) {
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const { remove } = this;
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const { status } = file;
file.status = 'removed'; // eslint-disable-line
Promise.resolve(typeof remove === 'function' ? remove(file) : remove).then(ret => {
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// Prevent removing file
if (ret === false) {
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file.status = status;
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return;
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}
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const removedFileList = removeFileItem(file, this.sFileList);
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if (removedFileList) {
this.onChange({
file,
fileList: removedFileList,
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});
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}
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});
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},
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handleManualRemove(file) {
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if (this.$refs.uploadRef) {
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this.$refs.uploadRef.abort(file);
}
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this.handleRemove(file);
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},
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onChange(info) {
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if (!hasProp(this, 'fileList')) {
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this.setState({ sFileList: info.fileList });
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}
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this.$emit('change', info);
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},
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onFileDrop(e) {
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this.setState({
dragState: e.type,
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});
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},
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reBeforeUpload(file, fileList) {
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if (!this.beforeUpload) {
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return true;
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}
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const result = this.beforeUpload(file, fileList);
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if (result === false) {
this.onChange({
file,
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fileList: uniqBy(this.sFileList.concat(fileList.map(fileToObject)), item => item.uid),
});
return false;
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}
if (result && result.then) {
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return result;
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}
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return true;
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},
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clearProgressTimer() {
clearInterval(this.progressTimer);
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},
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renderUploadList(locale) {
const { showUploadList = {}, listType } = getOptionProps(this);
const { showRemoveIcon, showPreviewIcon } = showUploadList;
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const uploadListProps = {
props: {
listType,
items: this.sFileList,
showRemoveIcon,
showPreviewIcon,
locale: { ...locale, ...this.$props.locale },
},
on: {
remove: this.handleManualRemove,
},
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};
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if (this.$listeners.preview) {
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uploadListProps.on.preview = this.$listeners.preview;
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}
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return <UploadList {...uploadListProps} />;
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},
},
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render() {
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const {
prefixCls: customizePrefixCls,
showUploadList,
listType,
type,
disabled,
} = getOptionProps(this);
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const getPrefixCls = this.configProvider.getPrefixCls;
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const prefixCls = getPrefixCls('upload', customizePrefixCls);
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const vcUploadProps = {
props: {
...this.$props,
beforeUpload: this.reBeforeUpload,
},
on: {
// ...this.$listeners,
start: this.onStart,
error: this.onError,
progress: this.onProgress,
success: this.onSuccess,
reject: this.onReject,
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},
ref: 'uploadRef',
class: `${prefixCls}-btn`,
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attrs: this.$attrs,
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};
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const uploadList = showUploadList ? (
<LocaleReceiver
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componentName="Upload"
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defaultLocale={defaultLocale.Upload}
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scopedSlots={{ default: this.renderUploadList }}
/>
) : null;
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const children = this.$slots.default;
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if (type === 'drag') {
const dragCls = classNames(prefixCls, {
[`${prefixCls}-drag`]: true,
[`${prefixCls}-drag-uploading`]: this.sFileList.some(file => file.status === 'uploading'),
[`${prefixCls}-drag-hover`]: this.dragState === 'dragover',
[`${prefixCls}-disabled`]: disabled,
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});
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return (
<span>
<div
class={dragCls}
onDrop={this.onFileDrop}
onDragover={this.onFileDrop}
onDragleave={this.onFileDrop}
>
<VcUpload {...vcUploadProps}>
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<div class={`${prefixCls}-drag-container`}>{children}</div>
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</VcUpload>
</div>
{uploadList}
</span>
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);
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}
const uploadButtonCls = classNames(prefixCls, {
[`${prefixCls}-select`]: true,
[`${prefixCls}-select-${listType}`]: true,
[`${prefixCls}-disabled`]: disabled,
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});
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// Remove id to avoid open by label when trigger is hidden
// https://github.com/ant-design/ant-design/issues/14298
if (!children) {
delete vcUploadProps.props.id;
}
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const uploadButton = (
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<div class={uploadButtonCls} style={children ? undefined : { display: 'none' }}>
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<VcUpload {...vcUploadProps}>{children}</VcUpload>
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</div>
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);
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if (listType === 'picture-card') {
return (
<span>
{uploadList}
{uploadButton}
</span>
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);
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}
return (
<span>
{uploadButton}
{uploadList}
</span>
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);
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},
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};