trtc_simple_demo_ios/web/js/pre.js

!(function (window) {
    var env = {};
    window.env = env;
    checkPlatform(env);
    var isCN = checkIsChinese();
    initTitle(isCN);
    initSplash(isCN);
    function hideLoading() {
        var url = window.location.href;
        if (url.indexOf("?") > -1) {

            console.log('hide splash');

            var splash = document.getElementsByClassName("splash")[0];

            setTimeout(function () {
                document.body.style.backgroundColor = "white";
                splash.style.display = "none";
                splash.style.zIndex = 0;
            });
            console.log('no hideLoading');
            var loading = document.getElementsByClassName("full-screen-center")[0];
            setTimeout(function () {
                loading.style.zIndex = 1003;
            });
            return;
        }
        console.log('hideLoading');
        var loading = document.getElementsByClassName("full-screen-center")[0];
        setTimeout(function () {
            loading.style.zIndex = 0;
        });
    }
    hideLoading();

    function initTitle(isCN) {
        document.title = isCN ? "杏聆荟" : "Flyinsono";

    }

    function initSplash(isCN) {
        var splash = document.getElementsByClassName('splash')[0];
        if (!splash) return;
        splash.classList.add(isCN ? 'splash_cn' : 'splash_en');
    }

    function checkPlatform(target) {
        // injectWinTest();
        var shell = window["FisShellApi"];

        if (shell) {
            target.platform = 'shell';
            shell.getPlatformName().then(function (res) {
                target.platform = res;
            });
        } else {
            target.platform = 'Web';
        }
    }


    /// inject `FisShellApi` for debug
    function injectWinTest() {
        window["FisShellApi"] = {
            writeLog: async (text) => {
                console.log(text);
            },
            getPlatformName: async () => "Win",
            setTitle: async (title) => {
                console.log(`Set title - ${title}`);
            },
        };
    }

    function checkIsChinese() {
        var lang = navigator.language.split('-')[0].toLocaleLowerCase();
        // var storeLocale = localStorage['flutter.store_app_locale'];
        // if (storeLocale != null && storeLocale.length) {
        //     try {
        //         var arr = JSON.parse(storeLocale);
        //         if (arr && arr.length === 2) {
        //             lang = arr[0].toLocaleLowerCase();
        //         }
        //     } catch (error) { }
        // }
        return lang === 'zh';
    }
})(window);