增加版本信息获取工具类.

可以在项目代码中直接使用 import um = require('UpdateManager') 然后调用相关接口.

packages/update-manager/templates/pre_main.js

@@ -1,9 +1,9 @@
 window.beforeBoot = function () {
-    cc.log("游戏正在启动中.")
+    // console.log("游戏正在启动中.")
     if (window.remoteUrl) {
         const settings = window._CCSettings;
         settings.server = window.remoteUrl;
-        cc.log("远程资源地址:", settings.server);
+        //cc.log("远程资源地址:", settings.server);
     }
     let url = window.updateUrl || false;
     if (!url) {
@@ -13,56 +13,31 @@ window.beforeBoot = function () {
     }
 
     // 请求缓存信息,判断是否需要更新.
-    let assetStr = window.localStorage.getItem('version_data');
+    let assetStr = window.localStorage.getItem('cur_ver_info');
     if (!assetStr) {
         window.boot();
     } else {
+        // console.log("当前版本信息:", assetStr);
         let asset = JSON.parse(assetStr);
         window.mergeVersion(asset);
         window.boot();
     }
-    // 游戏启动后再请求更新,避免影响启动速度.
-    url += `?_t=${Math.random()}`;
-    cc.log("请求更新地址:", url);
-    get(url, function (err, asset) {
-        if (err || !asset) {
-            return;
-        }
-        window.localStorage.setItem('version_data', asset);
-    });
 };
 window.mergeVersion = function (updateInfo) {
     const settings = window._CCSettings;
     const bundleVers = updateInfo.bundles;
+    settings.server = updateInfo.server;
     if (bundleVers) {
         for (let b in bundleVers) {
             if (bundleVers[b] != settings.bundleVers[b]) {
                 // 配置中的bundleVer版本不一致,则添加到remote列表中去,以供远程加载.
                 if (settings.remoteBundles.indexOf(b) < 0) {
                     settings.remoteBundles.push(b);
+                    console.log('bundle 有更新:', b, bundleVers[b]);
                 }
             }
         }
         settings.bundleVers = bundleVers;
     }
-    return;
-}
+};
 
-// ajax 请求.
-function get(url, cb) {
-    const ajax = new XMLHttpRequest();
-    ajax.open("get", url, true);
-    ajax.setRequestHeader("Content-Type", "application/json;charset=utf-8");
-    ajax.onreadystatechange = function () {
-        if (ajax.readyState == 4) {
-            if (ajax.status == 200) {
-                // var response = JSON.parse(ajax.responseText)
-                cb && cb(null, ajax.responseText);
-                return;
-            } else {
-                cb && cb("request error!");
-            }
-        }
-    }
-    ajax.send(null);
-}