applet/components/upload/index.js

const app = getApp()
Component({
    properties: {
        list: { type: Array, value: [] },
        name: { type: String },
        count: { type: Number, value: 1 },
    },
    data: {},
    methods: {
        // 图片上传
        imgUpload() {
            const that = this;
            const name = that.data.name;
            wx.chooseImage({
                count: 1,
                sizeType: ['original', 'compressed'],
                sourceType: ['album', 'camera'],
                async success(chooseRes) {
                    const file = chooseRes.tempFilePaths;
                    let res = await app.$apifile('files/ball/team/upload', null, file[0])
                    res = JSON.parse(res);
                    if (res.errcode == '0') {
                        that.triggerEvent('imgUpload', { name: res.name, url: `${app.globalData.fileserverUrl}` + res.uri, uri: res.uri })
                    } else {
                        wx.showToast({ title: `${res.errmsg}`, icon: 'error' })
                    }
                }

            })
        },
        imgDel(e) {
            const that = this;
            const name = that.data.name;
            const { item, index } = e.currentTarget.dataset;
            that.triggerEvent('imgDel', { file: item, index: index })
        },
        // 预览
        toView: function (e) {
            const { item } = e.currentTarget.dataset;
            wx.previewImage({ current: '', urls: [item.url] })
        }
    }
})