迁移仓库

ShenQi/LaunchViewController.m

@@ -34,14 +34,20 @@
     [self setupGameURLData];
 }
 
--(void)intoMainWebView
-{
-    UIStoryboard *sb = [UIStoryboard storyboardWithName:@"Main" bundle:nil];
-    MainOldViewController *webViewController = [sb instantiateViewControllerWithIdentifier:@"MainOldViewController"];
-    webViewController.mainURLString = self.mainURLString;
-    AppDelegate *appDelegate = (AppDelegate *)[UIApplication sharedApplication].delegate;
-    appDelegate.mainURLString = self.mainURLString;
-    appDelegate.window.rootViewController = webViewController;
+-(void)intoMainWebView:(NSString *)backupDomains {
+    //主域名不行用备用域名
+    NSArray *textArr = [backupDomains componentsSeparatedByString:@","];
+    [self getAccessibleDomain:self.mainURLString backupDomains:textArr completion:^(NSString *accessibleDomain) {
+        dispatch_async(dispatch_get_main_queue(), ^{
+            self.mainURLString = accessibleDomain;
+            UIStoryboard *sb = [UIStoryboard storyboardWithName:@"Main" bundle:nil];
+            MainOldViewController *webViewController = [sb instantiateViewControllerWithIdentifier:@"MainOldViewController"];
+            webViewController.mainURLString = self.mainURLString;
+            AppDelegate *appDelegate = (AppDelegate *)[UIApplication sharedApplication].delegate;
+            appDelegate.mainURLString = self.mainURLString;
+            appDelegate.window.rootViewController = webViewController;
+        });
+    }];
 }
 
 -(void)setupGameURLData
@@ -81,8 +87,9 @@
                             
                             self.mainURLString = [datadic objectForKey:@"url"];
                             self.mainURLString = [self.mainURLString stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];
+                            NSString *backupDomains = [datadic objectForKey:@"backupDomains"];
                             if (!ISNULLSTR(self.mainURLString)) {
-                                [self intoMainWebView];
+                                [self intoMainWebView:backupDomains];
                             }
                         }else{
                             dispatch_async(dispatch_get_main_queue(), ^{
@@ -131,4 +138,84 @@
     }
 }
 
+- (void)checkDomainAccessibility:(NSString *)domain completion:(void(^)(BOOL isAccessible))completion {
+    NSString *urlString = domain;
+    NSURL *url = [NSURL URLWithString:urlString];
+
+    NSURLSessionDataTask *task = [[NSURLSession sharedSession] dataTaskWithURL:url completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) {
+        BOOL isAccessible = NO;
+            
+        if (error) {
+            // 请求失败
+            NSLog(@"Domain %@ is not reachable: %@", domain, error.localizedDescription);
+        } else {
+            // 请求成功，检查返回的状态码
+            NSHTTPURLResponse *httpResponse = (NSHTTPURLResponse *)response;
+            if (httpResponse.statusCode == 200) {
+                isAccessible = YES;
+            } else {
+                NSLog(@"Domain %@ returned status code: %ld", domain, (long)httpResponse.statusCode);
+            }
+        }
+        
+        // 回调，返回访问状态
+        if (completion) {
+            completion(isAccessible);
+        }
+    }];
+    [task resume];
+    
+}
+
+#pragma mark - 主域名不行用备用域名
+- (void)getAccessibleDomain:(NSString *)primaryDomain backupDomains:(NSArray<NSString *> *)backupDomains completion:(void(^)(NSString *accessibleDomain))completion {
+    if (ISNULLARRAY(backupDomains)) {
+        if (completion) {
+            completion(primaryDomain);
+        }
+        return;
+    }
+    
+    // 首先检查主域名
+    [self checkDomainAccessibility:primaryDomain completion:^(BOOL isAccessible) {
+        if (isAccessible) {
+            // 如果主域名可访问，直接返回主域名
+            if (completion) {
+                completion(primaryDomain);
+            }
+        } else {
+            // 主域名不可访问，遍历备用域名
+            __block NSString *reachableDomain = nil;
+            dispatch_group_t group = dispatch_group_create();
+            
+            // 遍历备用域名进行检查
+            for (NSString *backupDomain in backupDomains) {
+                dispatch_group_enter(group);
+                
+                [self checkDomainAccessibility:backupDomain completion:^(BOOL isAccessible) {
+                    if (isAccessible && !reachableDomain) {
+                        reachableDomain = backupDomain;
+                    }
+                    dispatch_group_leave(group);
+                }];
+            }
+            
+            // 等待所有备用域名的检查完成
+            dispatch_group_notify(group, dispatch_get_main_queue(), ^{
+                // 如果找到了可访问的备用域名，返回它
+                if (reachableDomain) {
+                    if (completion) {
+                        completion(reachableDomain);
+                    }
+                } else {
+                    // 如果所有域名都不可访问，返回主域名
+                    if (completion) {
+                        completion(primaryDomain);
+                    }
+                }
+            });
+        }
+    }];
+}
+
 @end