解决网络不好闪退问题，更改最新alert弹窗

yanglingyu
1 parent e905b3c0
Showing 1 changed file with 24 additions and 24 deletions
CNLiveScioLive/AppDelegate.m
@@ -561,30 +561,30 @@
     NSDictionary *infoDict = [[NSBundle mainBundle] infoDictionary];
     NSString *nowVersion = [infoDict objectForKey:@"CFBundleShortVersionString"];
     NSURL *url = [NSURL URLWithString:[NSString stringWithFormat:@"https://itunes.apple.com/lookup?id=%@", uAppId]];
-    NSString * file =  [NSString stringWithContentsOfURL:url encoding:NSUTF8StringEncoding error:nil];
-    if (!file) {
-        return;
-    }
-    NSDictionary *dic = [file objectFromJSONString];
-    NSDictionary *results = [[dic objectForKey:@"results"] firstObject];
-    NSString *newVersion =[results objectForKey:@"version"];
-    if([newVersion compare:nowVersion options:NSNumericSearch] == NSOrderedDescending) {
-        [[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"upDate"];
-        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:CustomStr(@"VersionUpdate")
-                                                        message:[results objectForKey:@"releaseNotes"]
-                                                       delegate:self
-                                              cancelButtonTitle:CustomStr(@"Cancel")
-                                              otherButtonTitles:CustomStr(@"Update"),nil];
-        [alert show];
-        return;
-    }
-}
-- (void)alertView:(UIAlertView*)alertView clickedButtonAtIndex:(NSInteger)buttonIndex{
-    if(buttonIndex == 1){
-        // 此处加入应用在app store的地址，方便用户去更新，一种实现方式如下：
-        NSURL *url = [NSURL URLWithString:[NSString stringWithFormat:@"https://itunes.apple.com/us/app/id%@?ls=1&mt=8", uAppId]];
-        [[UIApplication sharedApplication] openURL:url];
-    }
+    dispatch_async(dispatch_get_global_queue(0, 0), ^{
+        NSString * file =  [NSString stringWithContentsOfURL:url encoding:NSUTF8StringEncoding error:nil];
+        NSDictionary *dic = [file objectFromJSONString];
+        if (dic.count<=0) { 
+            return;
+        }
+        NSDictionary *results = [[dic objectForKey:@"results"] firstObject];
+        NSString *newVersion =[results objectForKey:@"version"];
+        if([newVersion compare:nowVersion options:NSNumericSearch] == NSOrderedDescending) {
+            [[NSUserDefaults standardUserDefaults] setBool:YES forKey:@"upDate"];
+            dispatch_async(dispatch_get_main_queue(), ^{
+                UIAlertController *alertVC = [UIAlertController alertControllerWithTitle:CustomStr(@"VersionUpdate") message:[results objectForKey:@"releaseNotes"] preferredStyle:UIAlertControllerStyleAlert];
+                UIAlertAction *action1 = [UIAlertAction actionWithTitle:CustomStr(@"Update") style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) {
+                    NSURL *url = [NSURL URLWithString:[NSString stringWithFormat:@"https://itunes.apple.com/us/app/id%@?ls=1&mt=8", uAppId]];
+                    [[UIApplication sharedApplication] openURL:url];
+                }];
+                UIAlertAction *action2 = [UIAlertAction actionWithTitle:CustomStr(@"Cancel") style:UIAlertActionStyleCancel handler:nil];
+                [alertVC addAction:action2];
+                [alertVC addAction:action1];
+                [self.window.rootViewController presentViewController:alertVC animated:YES completion:nil];
+            });
+        }
+    });
+    
 }
 - (BOOL)shouldAutorotate {
     return NO;