Failed to get secret client id with console.developers.google.com for ios

Question

Unable to get secret client id with console.developers.google.com for iOS. It does not provide a client identifier.

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Any suggestion for

 [_googleOAuth authorizeUserWithClienID:@"clientid" 
                        andClientSecret:@"secretid" 
                          andParentView:self.view 
                              andScopes:[NSArray 
                        arrayWithObject:@"https://www.googleapis.com/auth/calendar"]];