增加 启动后延迟更新开关.

使用此开关后,游戏包将在启动进入游戏后才请求更新信息, 直到重启后再打开游戏才应用更新.

优化热更流程,可以在构建完成后,再领奖注入热更,上传更新.

packages/update-manager/templates/pre_main.js

@@ -1,4 +1,5 @@
 window.beforeBoot = function () {
+
     // console.log("游戏正在启动中.")
     if (window.remoteUrl) {
         const settings = window._CCSettings;
@@ -11,16 +12,51 @@ window.beforeBoot = function () {
         window.boot();
         return;
     }
+    // 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);
 
+    if (window.updateBefore) {
+        _get(url).then(resp => {
+            if (!resp) {
+                window.boot();
+                return;
+            }
+            window.localStorage.setItem('cur_ver_info', resp);
+            window.onBooting();
+        });
+    } else {
+        window.onBooting();
+        _get(url).then(resp => {
+            if (!resp) {
+                return;
+            }
+            window.localStorage.setItem('cur_ver_info', resp);
+        });
+    }
+};
+window.onBooting = function () {
     // 请求缓存信息,判断是否需要更新.
     let assetStr = window.localStorage.getItem('cur_ver_info');
     if (!assetStr) {
         window.boot();
     } else {
-        // console.log("当前版本信息:", assetStr);
+        console.log("当前版本信息:", assetStr);
         let asset = JSON.parse(assetStr);
         window.mergeVersion(asset);
         window.boot();
+
+        // 判断当前是否有版本更新.
+        const lastVer = window.localStorage.getItem('last_ver_code') || asset.versionCode;
+        const curVer = asset.versionCode || 0;
+        if (lastVer != curVer) {
+            window.localStorage.setItem('new_ver_flag', "1");
+        } else {
+            window.localStorage.setItem('new_ver_flag', "0");
+        }
+        window.localStorage.setItem('last_ver_code', curVer);
+        // 当前版本名称.
+        window.localStorage.setItem('cur_ver_name', asset.versionName);
     }
 };
 window.mergeVersion = function (updateInfo) {
@@ -41,3 +77,20 @@ window.mergeVersion = function (updateInfo) {
     }
 };
 
+function _get(url) {
+    return new Promise(resolve => {
+        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) {
+                    resolve(ajax.responseText);
+                } else {
+                    resolve(null);
+                }
+            }
+        }
+        ajax.send(null);
+    });
+};