APP/utils/update.js

import request, {
	baseURL
} from '@/utils/request.js'

/**
 * 检查并执行wgt热更新
 * @param {String} updateUrl - 检查更新的接口地址
 */
function checkAndUpdateWgt(updateUrl) {
	if (!plus) {
		return;
	}
	// 显示加载提示

	let urls = ['https://dmsapp.skf.com.cn/HummerService/app/CheckUpdate'];

	// 1. 获取当前应用版本信息
	plus.runtime.getProperty(plus.runtime.appid, (widgetInfo) => {
		const currentVersion = widgetInfo.version;
		console.log("当前版本:" + currentVersion);


		let callbck = (res) => {
			let flag = false;
			uni.hideLoading();
			console.log("检查更新成功=", res)
			if (res.statusCode === 200) {

				const updateInfo = res.data.data;
				if (!updateInfo.hasUpdate) {
					return true;
				}
				flag = true;
				// 3. 显示更新提示
				uni.showModal({
					title: '检测到更新',
					content: updateInfo.description || '有新版本可用，是否立即更新？',
					confirmText: '立即更新',
					cancelText: '稍后更新',
					success: (modalRes) => {
						if (modalRes.confirm) {
							downloadAndInstallWgt(updateInfo.downloadUrl);
						}
					}
				});
			} else {
				console.log('当前已是最新版本');
			}

			return flag;
		};

		let Update = (url) => {
			console.log("url=", url);
			return new Promise((resolve, reject) => {
				uni.request({
					url: url,
					method: 'GET',
					data: {
						currentVersion: currentVersion,
						platform: uni.getSystemInfoSync().platform,
						appId: "xhyc"
					},
					success: (res) => {
						// console.log("res=>",res)//坑,404居然进success
						if (res.statusCode === 200) {
							res.type = '1';
							resolve(res);
						} else {
							reject(res);
						}

					},
					fail: (err) => {
						console.log("err=", err);
						reject(err);
					},
					complete: () => {
						console.log("complete");
					}
				});
			});

		}

		let Callback1 = (res) => {
			console.log("检查版本更新:", res);
			let os = plus.os.name.toLowerCase();

			let flag = false;
			if (res.code != 200) {
				return flag;
			}
			let f = res.data.find(v => {

				if (v.dictLabel.toLowerCase() == os) {

					return true;
				}
				return false;
			});
			console.log("f=", f)
			if (f) {
				if (f.dictValue == currentVersion) {
					flag = false;
					return flag;
				}
				if(!f.dictValue || !f.remark){
					flag=false;
					return;
				}
				flag = true;
				uni.showModal({
					title: '检测到更新',
					content: '当前版本“' + currentVersion + '”,发现新版本“' + f.dictValue + '”，是否立即更新？',
					confirmText: '立即更新',
					cancelText: '稍后更新',
					success: (modalRes) => {
						if (modalRes.confirm) {
							downloadAndInstallWgt(f.remark);
						}
					}
				});
			} else {
				flag = false;
			}
			return flag;
		}

		let Update1 = () => {
			return request({
				url: '/app/auth/version',
				method: 'get'
			});
		}


		let promises = [];
		for (var i = 0; i < urls.length; i++) {
			promises.push(Update(urls[i]));
		}
		promises.push(Update1());

		Promise.allSettled(promises).then(results => {
			let length = results.length;
			let flag = false;
			for (var i = 0; i < length; i++) {
				console.log('results[' + i + ']=', results[i]);
				if (results[i].status == 'fulfilled' && results[i].value.type === '1' && !flag) {
					if (results[i].value.statusCode === 200) {
						flag = callbck(results[i].value)
					}
					// break;
				}

				if (results[i].status == 'fulfilled' && results[i].value.type !== '1' && !flag) {

					flag = Callback1(results[i].value);
					// break;
				}
			}
			if (!flag) {
				console.log("检查更新失败了");
			} else {
				console.log("检查更新成功");
			}
		});

	});
}

/**
 * 下载并安装wgt更新包
 * @param {String} wgtUrl - wgt包下载地址
 */
function downloadAndInstallWgt(wgtUrl) {
	// 显示下载进度
	var wating = plus.nativeUI.showWaiting({
		title: "下载中0%"
	});
	// uni.showLoading({
	// 	title: '更新下载中...',
	// 	mask: true
	// });

	// 1. 下载wgt包
	const downloadTask = uni.downloadFile({
		url: wgtUrl,
		success: (downloadRes) => {
			wating.setTitle("下载完成,正在安装");
			if (downloadRes.statusCode === 200) {
				// 2. 安装wgt包
				plus.runtime.install(downloadRes.tempFilePath, {
					force: true // 是否强制安装
				}, () => {
					uni.removeSavedFile({
						filePath: downloadRes.tempFilePath,
						success() {
							console.log("临时文件已删除");
						},
						fail() {
							console.log("无法删除临时文件");
						},
						complete() {
							wating.close();
							uni.showModal({
								title: '更新完成',
								content: '应用已更新，是否重启应用？',
								showCancel: false,
								success: () => {
									// 3. 重启应用
									plus.runtime.restart();
								}
							});
						}
					});

				}, (error) => {

					wating.close();
					uni.showToast({
						title: '安装失败: ' + error.message,
						icon: 'none',
						duration: 3000
					});
					console.error('wgt安装失败:', error);
				});

			} else {
				wating.close();
				uni.showToast({
					title: '下载失败',
					icon: 'none',
					duration: 2000
				});
			}
		},
		fail: (err) => {
			uni.hideLoading();
			uni.showToast({
				title: '下载失败: ' + err.errMsg,
				icon: 'none',
				duration: 2000
			});
			console.error('wgt下载失败:', err);
		}
	});

	// 监听下载进度
	downloadTask.onProgressUpdate((progress) => {
		console.log('下载进度: ' + progress.progress + '%');
		wating.setTitle("下载中" + progress.progress + '%');
		// 可以在这里更新自定义进度条
	});
}

export default {
	checkAndUpdateWgt
};