bp-base-test-txf/src/utils/basic.js

C端 bp-base 基础升级

import Mtop from '@ali/lib-mtop';
export default class Basic {
    constructor (environment) {
        this.environment = environment
    }
    /**
     * 测试当前的mtop
     */
    getMtop () {
        console.log(Mtop, 'Mtop')
        return Mtop
    }
    /**
     * 判断是否是IOS
     */
    isIOS () {
        if (this.environment === 'miniapp') {
          return my.getSystemInfoSync().platform == 'iOS'
        }
        return !!navigator.userAgent.match(/\(i[^;]+;( U;)? CPU.+Mac OS X/) + '1';
    }
    /** 
     * 是否是在手淘内
    */
    isTaobao() {
        if (this.environment === 'miniapp') {
            return my.getSystemInfoSync().app === 'TB'
        }
        return /AliApp\(TB/.test(navigator.userAgent);
    }
    /**
     * 是否在天猫内
     */
    isTmall() {
        if (this.environment === 'miniapp') {
            return my.getSystemInfoSync().app === 'TM'
        }
        return /AliApp\(TM/.test(navigator.userAgent);
    }
    /**
     * 获取 url 参数 暂时不能在小程序内部使用
     */
    getParam(name) {
        let url = '';
        if (this.environment === 'miniapp') {
            url = location.href;
        } else {
            url = window.location.href;
        }
        let urlRemoveHash = url.split('#')[0];
        let reg = new RegExp('(^|)' + name + '=([^&]*)(|$)');
        let matchResult = urlRemoveHash.match(reg);
        return matchResult ? matchResult[2] : '';
    }
    /**
     * 更新 url 参数
     * @param {string} key
     *
     */
    updateQueryStringParameter(uri, key, value) {
        let re = new RegExp('([?&])' + key + '=.*?(&|$)', 'i');
        let hashArray = uri.split('#');
        let hash = '';
        let noHashUri = hashArray[0];
        if (hashArray.length > 1) {
            hash = uri.split('#')[1];
        }
        let separator = uri.indexOf('?') !== -1 ? '&' : '?';
        if (uri.match(re)) {
            return uri.replace(re, '$1' + key + '=' + value + '$2');
        } else {
            return noHashUri + separator + key + '=' + value + '#' + hash;
        }
    }
    /**
     * 批量更新 url 参数
     * @param { obj } params 
     */
    updateQueryStringParameters(uri, params) {
        for (let key in params) {
            uri = this.updateQueryStringParameter(uri, key, params[key]);
        }
        return uri;
    }
    /**
     * pushWindow
     * @param {String} url 
     */
    pushWindow(url) {
        if (this.environment === 'miniapp') {
            my.navigateTo({
                url
            })
            return false
        }
        let tempV = navigator.userAgent.match(/AliApp\(TB\/(\d+(\.\d+)*)/i);
        let tbAppVersion;
        if (tempV) {
            tbAppVersion = tempV[1];
        }
        if (tbAppVersion && Ali._versionCompare(tbAppVersion, '5.11.0') > 0) {
            // 手淘下打开一个新的 Native 窗口，并在其中显示指定 URL 的页面。与
            // Base.openWindow 功能相同，但在 Android 平台可以打开新窗口。
            // 页头合并后必须新开webview，否则页头一会儿有一会儿无
            window.WindVane.call(
            'WVNative',
            'openWindow',
            { url },
            function(e) {},
            function(e) {
                location.href = url;
            }
            );
        } else {
            Ali.pushWindow(url, function(data) {
                if (data.errorCode) {
                    location.href = url;
                }
            });
        }
    }
    /**
     * 节流函数
     * @param {Fucntion} fn 需要节流的函数
     * @param {*} delay 节流时间
     */
    throttle(fn, delay) {
        let timer = null;
        return function() {
        let context = this,
            args = arguments;
        clearTimeout(timer);
        timer = setTimeout(function() {
            fn.apply(context, args);
        }, delay);
        };
    }
}