// // TDSCommonService.h // TDSCommon // // Created by TapTap-David on 2020/11/10. // #import NS_ASSUME_NONNULL_BEGIN @interface TDSCommonService : NSObject + (void)setXUA:(NSString*)json; + (void)getRegionCode:(void (^)(NSString *result))callback; + (void)isTapTapInstalled:(void (^)(NSString *result))callback; + (void)isTapGlobalInstalled:(void (^)(NSString *result))callback; + (void)preferredLanguage:(NSNumber *)language; @end NS_ASSUME_NONNULL_END