stx2.0/pages/index/upApp.vue

<template>
    <view class="content">
        <view class="up-wrap">
            <image src="../../static/img/upapp.png" mode="" class="upapp-bg"></image>
            <view class="tit">
                新版本升级
            </view>
            <view class="val">
                客户端体验优化
            </view>
            <view class="btn444" @click="upApp">
                {{is_up?(schedule + '%'): '马上更新'}}
            </view>
        </view>
    </view>
</template>

<script>
    export default {
        data() {
            return {
				downurl: '',
                schedule: 0,
                is_up: false,
            }
        },
        onLoad(opt) {
			this.downurl = opt.downurl
        },
        onShow() {

        },
        onBackPress() {
            return true
        },
        methods: {
            upApp() {
                let that = this
                    that.is_up = true
                    let downloadTask = uni.downloadFile({
                        url: that.downurl,
                        success: (res1) => {
                            // wgtWaiting.close();
                            if (res1.statusCode === 200) {
                                plus.runtime.install(res1.tempFilePath, {}, (e) => {
                                    plus.runtime.restart();
									console.log(e)
                                }, (e) => {
                                    uni.showModal({
                                        content: "update error [" +
                                            e
                                            .code + "]：" + e
                                            .message,
                                        showCancel: false,
                                    });
                                });
                            } else {
                                uni.showModal({
                                    content: "api error update fail!",
                                    showCancel: false,
                                });
                            }
                        }
                    });
                    downloadTask.onProgressUpdate((res) => {
                        console.log(res.progress);
                        that.schedule = res.progress
                    });
                
            }

        }
    }
</script>

<style lang="scss" scoped>
    .content {
        position: absolute;
        height: 100%;
        width: 100%;
        background-color: #7f7f7f;
        display: flex;
        justify-content: center;
        align-items: center;
    }

    .up-wrap {
        width: 522rpx;
        height: 499rpx;
        background: #FFFFFF;

        border-radius: 28rpx;
        position: relative;

        .upapp-bg {
            width: 345rpx;
            height: 307rpx;
            position: absolute;
            left: 0;
            right: 0;
            top: -150rpx;
            margin: auto;
        }

        .tit {
            margin-top: 190rpx;
            font-size: 39rpx;
            font-weight: 500;
            color: #FF443F;
            text-align: center;
        }

        .val {
            font-size: 31rpx;
            font-weight: 500;
            color: #A5A5A5;
            text-align: center;
            margin-top: 10rpx;
        }

        .btn444 {
            width: 357rpx;
            height: 83rpx !important;
            background: #FF443F;
            border-radius: 41rpx;
            text-align: center;
            line-height: 83rpx;
            font-size: 34rpx;
            font-weight: 500;
            color: #FFFFFF;
            margin: 10rpx auto 0;
        }
    }
</style>