uniapp-canteen/common/mixin.js

export default{
	data(){
		return {
			pageScrollTop: 0, // 页面距离顶部的距离
			currentPage: '' // 当前页面路径
		}
	},
	onPageScroll(res) {
		this.pageScrollTop = res.scrollTop;
	},
	onLoad(){
		let key_name = this.$getPageType() +'_token';
		let user_token = uni.getStorageSync(key_name);
		if(!user_token){
			this.$redirectToLogin();
		}
	},
	methods: {
		$getPageType(){
			let pages = getCurrentPages(); // 获取页面栈
			let currentPage = pages[pages.length - 1].route; // 当前页面
			this.currentPage = currentPage;
			// 获取当前页面是属于供应端还是食堂端
			if(currentPage.indexOf('pages/supply') == 0){
				return 'supply';
			}else if(currentPage.indexOf('pages/canteen') == 0){
				return 'canteen';
			}
		},
		$isRight(val){
			return this.$shared.isRight(val);
		},
		$check(str, type) {
			switch (type) {
				case 'mobile': //手机号码
					return /^1[3|4|5|6|7|8|9][0-9]{9}$/.test(str);
				case 'tel': //座机
					return /^(0\d{2,3}-\d{7,8})(-\d{1,4})?$/.test(str);
				case 'card': //身份证
					return /(^\d{15}$)|(^\d{18}$)|(^\d{17}(\d|X|x)$)/.test(str);
				case 'mobileCode': //6位数字验证码
					return /^[0-9]{6}$/.test(str)
				case 'pwd': //密码以字母开头，长度在6~18之间，只能包含字母、数字和下划线
					return /^([a-zA-Z0-9_]){6,20}$/.test(str)
				case 'payPwd': //支付密码 6位纯数字
					return /^[0-9]{6}$/.test(str)
				case 'postal': //邮政编码
					return /[1-9]\d{5}(?!\d)/.test(str);
				case 'QQ': //QQ号
					return /^[1-9][0-9]{4,9}$/.test(str);
				case 'email': //邮箱
					return /^[\w-]+(\.[\w-]+)*@[\w-]+(\.[\w-]+)+$/.test(str);
				case 'money': //金额(小数点2位)
					return /^\d*(?:\.\d{0,2})?$/.test(str);
				case 'URL': //网址
					return /(http|ftp|https):\/\/[\w\-_]+(\.[\w\-_]+)+([\w\-\.,@?^=%&:/~\+#]*[\w\-\@?^=%&/~\+#])?/.test(str)
				case 'IP': //IP
					return /((?:(?:25[0-5]|2[0-4]\\d|[01]?\\d?\\d)\\.){3}(?:25[0-5]|2[0-4]\\d|[01]?\\d?\\d))/.test(str);
				case 'date': //日期时间
					return /^(\d{4})\-(\d{2})\-(\d{2}) (\d{2})(?:\:\d{2}|:(\d{2}):(\d{2}))$/.test(str) || /^(\d{4})\-(\d{2})\-(\d{2})$/
						.test(str)
				case 'number': //数字
					return /^[0-9]$/.test(str);
				case 'english': //英文
					return /^[a-zA-Z]+$/.test(str);
				case 'chinese': //中文
					return /^[\\u4E00-\\u9FA5]+$/.test(str);
				case 'lower': //小写
					return /^[a-z]+$/.test(str);
				case 'upper': //大写
					return /^[A-Z]+$/.test(str);
				case 'HTML': //HTML标记
					return /<("[^"]*"|'[^']*'|[^'">])*>/.test(str);
				default:
					return true;
			}
		},
		$msg(title = '', param = {}) {
			return new Promise((resolve, reject) => {
				if(!title){
					reject();
					return;
				}
				uni.showToast({
					title,
					duration: param.duration || 1500,
					mask: param.mask || true, // 默认应该加mask 禁止提示时操作
					icon: param.icon || 'none',
					complete: result => {
						setTimeout(() => {
							resolve();
						}, param.duration || 1500);
					}
				});
			})
		},
		$url(url, options = {}){
			this.$u.throttle(() => {
				if(options.type && options.type !== ''){
					if(options.type === 'redirect'){ // 关闭当前，跳转
						uni.redirectTo({ url })
					}else if(options.type === 'switch'){ // 跳转
						uni.switchTab({ url })
					}else if(options.type === 'launch'){ // 关闭所有，跳转
						uni.reLaunch({ url })
					}
				}else{
					uni.navigateTo({ url })	// 跳转
				}
			}, 100);
		},
		$toBack(page = 1){
			let pages = getCurrentPages(); // 当前页
			let beforePage = pages[pages.length - (page + 1)]; // 上个页面
			if(beforePage && beforePage.route){
				uni.navigateBack({delta: page});
			}else{
				let path_url = '/pages/'+ this.$getPageType() +'/index/index';
				this.$url(path_url, {type: 'launch'});
			}
		},
		$redirectToLogin(text){
			let intercept_route = [
				'pages/supply/login/index',
				'pages/canteen/login/index',
				'pages/empty/index',
				'/preview-image'
			];
			if(intercept_route.includes(this.$getPageType())){
				return; // 忽略提示跳转的路由
			}
			let path_url = '/pages/'+ this.$getPageType() +'/login/index';
			text = text || '您的状态异常, 即将跳转...';
			this.$msg(text, {duration: 800}).then(() => {
				this.$url(path_url, {type: 'launch'}); // 重定向到登录页
			})
		}
	}
}