140 lines
4.2 KiB
JavaScript
140 lines
4.2 KiB
JavaScript
;
|
|
export default OakComponent({
|
|
entity: 'extraFile',
|
|
isList: true,
|
|
projection: {
|
|
id: 1,
|
|
tag1: 1,
|
|
tag2: 1,
|
|
origin: 1,
|
|
bucket: 1,
|
|
objectId: 1,
|
|
filename: 1,
|
|
extra1: 1,
|
|
extension: 1,
|
|
type: 1,
|
|
entity: 1,
|
|
entityId: 1,
|
|
fileType: 1,
|
|
sort: 1,
|
|
isBridge: 1,
|
|
uploadState: 1,
|
|
},
|
|
features: ['extraFile'],
|
|
formData({ data, features }) {
|
|
let files = data?.sort((ele1, ele2) => ele1.sort - ele2.sort);
|
|
if (this.props.tag1) {
|
|
files = files?.filter((ele) => ele?.tag1 === this.props.tag1);
|
|
}
|
|
if (this.props.tag2) {
|
|
files = files?.filter((ele) => ele?.tag2 === this.props.tag2);
|
|
}
|
|
const files2 = files.map((ele) => {
|
|
const url = features.extraFile.getUrl(ele);
|
|
const thumbUrl = features.extraFile.getUrl(ele, this.props.style);
|
|
const fileName = features.extraFile.getFileName(ele);
|
|
return {
|
|
url,
|
|
thumbUrl,
|
|
fileName,
|
|
...ele,
|
|
};
|
|
});
|
|
return {
|
|
files: files2,
|
|
};
|
|
},
|
|
data: {
|
|
// 根据 size 不同，计算的图片显示大小不同
|
|
itemSizePercentage: '',
|
|
},
|
|
wechatMp: {
|
|
externalClasses: ['oak-class', 'oak-item-class'],
|
|
},
|
|
filters: [
|
|
{
|
|
filter() {
|
|
const { tag1, tag2 } = this.props;
|
|
const filter1 = {};
|
|
if (tag1) {
|
|
Object.assign(filter1, { tag1 });
|
|
}
|
|
if (tag2) {
|
|
Object.assign(filter1, { tag2 });
|
|
}
|
|
return filter1;
|
|
},
|
|
},
|
|
],
|
|
properties: {
|
|
mode: 'aspectFit',
|
|
size: 3,
|
|
disablePreview: false,
|
|
disableDownload: false,
|
|
tag1: '',
|
|
tag2: '',
|
|
entity: '',
|
|
entityId: '',
|
|
style: '',
|
|
},
|
|
methods: {
|
|
/**
|
|
* 获取组件内部节点位置信息（单个）
|
|
* @param component 组件实例
|
|
* @param selector {String} css选择器
|
|
* @returns boundingClientRect() 回调函数的值
|
|
*/
|
|
async getNodeRectFromComponent(component, selector) {
|
|
return await new Promise((resolve) => {
|
|
component
|
|
.createSelectorQuery()
|
|
.select(selector)
|
|
.boundingClientRect((res) => {
|
|
resolve(res);
|
|
})
|
|
.exec();
|
|
});
|
|
},
|
|
/**
|
|
// * px 转 rpx
|
|
// * @param px 像素值
|
|
// */
|
|
px2rpx(px) {
|
|
const windowWidth = wx.getSystemInfoSync().windowWidth;
|
|
return (750 / windowWidth) * px;
|
|
},
|
|
async onPreviewByMp(event) {
|
|
const files = this.state.files;
|
|
const { index } = event.currentTarget.dataset;
|
|
const imageUrl = files[index].url;
|
|
const urls = files?.filter((ele) => !!ele).map((ele) => ele.url);
|
|
// 预览图片
|
|
if (!this.props.disablePreview) {
|
|
const result = await wx.previewImage({
|
|
urls: urls,
|
|
current: imageUrl,
|
|
});
|
|
}
|
|
},
|
|
},
|
|
listeners: {
|
|
async size(prev, next) {
|
|
if (process.env.OAK_PLATFORM === 'wechatMp') {
|
|
const size = next.size;
|
|
if (!size) {
|
|
this.setState({ itemSizePercentage: '' });
|
|
return;
|
|
}
|
|
// 获取 .file-list__container 容器宽度
|
|
const res = await this.getNodeRectFromComponent(this, '.file-list__container');
|
|
const widthRpx = this.px2rpx(res.right - res.left);
|
|
// 根据容器宽度计算单张图片宽度百分比
|
|
const itemSizePercentage = (10 / size) * 10 - (20 / widthRpx) * 100 + '%;';
|
|
this.setState({
|
|
itemSizePercentage: itemSizePercentage,
|
|
});
|
|
}
|
|
},
|
|
},
|
|
});
|