appInit.js

import checkUpdate from '@/uni_modules/uni-upgrade-center-app/utils/check-update';
import baseappConfig from '@/baseapp.config.json';
export default function() {

	// 初始化appVersion
	initAppVersion();

	// 检查更新
	checkUpdate();

	//自定义路由拦截
	const {"router":{needLogin}} = baseappConfig //需要登陆的页面
	changeAction(["navigateTo", "redirectTo", "reLaunch", "switchTab"], {
		before_action: e => {
			let token = uni.getStorageSync('uni-id-token')
			if (needLogin.includes(e.url) && token == '') {
				console.log('该页面需要登陆，即将跳转到login页面');
				uni.showToast({title:'该页面需要登陆，即将跳转到login页面',icon:'none'})
				uni.redirectTo({
					url:"/uni_modules/uni-login-page/pages/index/index"
				})
				return false
			}
			return true
		}
	})
	
	//提示网络变化
	eventListenerNetwork()
	
	
	/*
		当某个权限调用失败
		1.先检测手机的该模块是否打开
		2.检测当前应用是否被授权了该模块对应的权限
		提示，并点击跳转到设置
	*/
   // #ifndef H5
   // changeAction('chooseImage', {
   // 	after_action: e => {
   // 		console.log('changeAction', e);
   // 		if(e.errCode === 11){
   // 			uni.showModal({
   // 				content: '无权限',
   // 				confirmText:"前往设置",
   // 				success(e) {
   // 					if(e.confirm){
   // 						permision.gotoAppPermissionSetting()
   // 					}
   // 				}
   // 			});
   // 		}
   // 	}
   // })
   // #endif
}
/**
 * // 初始化appVersion
 */
function initAppVersion() {
	// #ifdef APP-PLUS
	let appid = plus.runtime.appid;
	plus.runtime.getProperty(appid, (wgtInfo) => {
		wgtInfo.version
		let appVersion = plus.runtime;
		getApp({
			allowDefault: true
		}).appVersion = {
			appid,
			version: appVersion,
			wgtVersion: wgtInfo,
			finall: appVersion.versionCode > wgtInfo.versionCode ? appVersion : wgtInfo
		}
	});
	// #endif
}

// 设备网络状态变化事件
function eventListenerNetwork () {
	uni.onNetworkStatusChange(function(res) {
		console.log(res.isConnected);
		console.log(res.networkType);
		if (!res.isConnected) {
			uni.showModal({
				content: "你未打开网络连接",
				confirmText: "前往打开",
				complete: (e) => {
					console.log(e);
					if (uni.getSystemInfoSync().platform == "ios") {
						plus.runtime.launchApplication({
							action: 'App-Prefs:root=WIFI'
						}, function(e) {
							console.log(JSON.stringify(e));
						});
					} else {
						var main = plus.android.runtimeMainActivity();
						var Intent = plus.android.importClass("android.content.Intent");
						var mIntent = new Intent('android.settings.DATA_ROAMING_SETTINGS');
						main.startActivity(mIntent);
					}
				}
			});
		}
	});
}


function changeAction(actions, {before_action,after_action}) {
	if(typeof actions == 'string'){
		actions = [actions]
	}
	if (!before_action) {
		before_action = () => true
	}
	actions.forEach(action=>{
		let old_action = uni[action]
		uni[action] = e => {
			if (before_action(e)) {
				console.log(after_action);
				if (after_action) {
					var compose = function(f, g) {
						return function(x) {
							return f(x,g(x));
						};
					};
					e.complete = compose(e.complete,after_action)
				}
				old_action(e)
			}
		}
	})
}