#import "sys/utsname.h"

+ (NSString*)getDeviceType {
    struct utsname systemInfo;
    uname(&systemInfo);
    NSString *deviceString = [NSString stringWithCString:systemInfo.machine encoding:NSUTF8StringEncoding];
    
      if([deviceString isEqualToString:@"iPhone3,1"])    return@"iPhone 4";
      if([deviceString isEqualToString:@"iPhone3,2"])    return@"iPhone 4";
      if([deviceString isEqualToString:@"iPhone3,3"])    return@"iPhone 4";
      if([deviceString isEqualToString:@"iPhone4,1"])    return@"iPhone 4S";
      if([deviceString isEqualToString:@"iPhone5,1"])    return@"iPhone 5";
      if ([deviceString isEqualToString:@"iPhone5,2"])    return @"iPhone 5 (GSM+CDMA)";
      if ([deviceString isEqualToString:@"iPhone5,3"])    return @"iPhone 5c (GSM)";
      if ([deviceString isEqualToString:@"iPhone5,4"])    return @"iPhone 5c (GSM+CDMA)";
      if ([deviceString isEqualToString:@"iPhone6,1"])    return @"iPhone 5s (GSM)";
      if ([deviceString isEqualToString:@"iPhone6,2"])    return @"iPhone 5s (GSM+CDMA)";
      if([deviceString isEqualToString:@"iPhone7,1"])    return@"iPhone 6 Plus";
      if([deviceString isEqualToString:@"iPhone7,2"])    return@"iPhone 6";
      if([deviceString isEqualToString:@"iPhone8,1"])    return@"iPhone 6s";
      if ([deviceString isEqualToString:@"iPhone8,2"])    return @"iPhone 6s Plus";
      if([deviceString isEqualToString:@"iPhone8,4"])    return@"iPhone SE";
      if([deviceString isEqualToString:@"iPhone9,1"])    return@"iPhone 7";
      if([deviceString isEqualToString:@"iPhone9,2"])    return@"iPhone 7 Plus";
      if([deviceString isEqualToString:@"iPhone10,1"] || [deviceString isEqualToString:@"iPhone10,4"])    return@"iPhone 8";    if([deviceString isEqualToString:@"iPhone10,2"] || [deviceString isEqualToString:@"iPhone10,5"])    return@"iPhone 8 Plus";
      if([deviceString isEqualToString:@"iPhone10,3"] || [deviceString isEqualToString:@"iPhone10,6"])    return@"iPhone X";
      if([deviceString isEqualToString:@"iPhone11,2"])  return@"iPhone XS";
      if([deviceString isEqualToString:@"iPhone11,4"] || [deviceString isEqualToString:@"iPhone11,6"])  return@"iPhone XS Max";    if([deviceString isEqualToString:@"iPhone11,8"])  return@"iPhone XR";
    
    //--------------------ipod-----------------------
      if([deviceString isEqualToString:@"iPod1,1"])    return@"iPod touch";
      if([deviceString isEqualToString:@"iPod2,1"])    return@"iPod touch 2G";
      if([deviceString isEqualToString:@"iPod3,1"])    return@"iPod touch 3G";
      if([deviceString isEqualToString:@"iPod4,1"])    return@"iPod touch 4G";
      if([deviceString isEqualToString:@"iPod5,1"])    return@"iPod touch 5G";
      if([deviceString isEqualToString:@"iPod7,1"])    return@"iPod touch 6G";
    
    //--------------------ipad-------------------------
      if([deviceString isEqualToString:@"iPad1,1"])      return@"iPad";
      if([deviceString isEqualToString:@"iPad1,2"])      return@"iPad 3G";
      if([deviceString isEqualToString:@"iPad2,1"] || [deviceString isEqualToString:@"iPad2,2"] || [deviceString isEqualToString:@"iPad2,3"] || [deviceString isEqualToString:@"iPad2,4"])    return@"iPad 2";
      if([deviceString isEqualToString:@"iPad3,1"] || [deviceString isEqualToString:@"iPad3,2"] || [deviceString isEqualToString:@"iPad3,3"])    return@"iPad 3";
      if([deviceString isEqualToString:@"iPad3,4"] || [deviceString isEqualToString:@"iPad3,5"] || [deviceString isEqualToString:@"iPad3,6"])    return@"iPad 4";
      if([deviceString isEqualToString:@"iPad4,1"] || [deviceString isEqualToString:@"iPad4,2"] || [deviceString isEqualToString:@"iPad4,3"])    return@"iPad Air";
      if([deviceString isEqualToString:@"iPad5,3"] || [deviceString isEqualToString:@"iPad5,4"])    return@"iPad Air 2";
      if([deviceString isEqualToString:@"iPad6,7"] || [deviceString isEqualToString:@"iPad6,8"])    return@"iPad Pro 12.9-inch";    if([deviceString isEqualToString:@"iPad6,3"] || [deviceString isEqualToString:@"iPad6,4"])    return@"iPad Pro iPad 9.7-inch";
      if([deviceString isEqualToString:@"iPad6,11"] || [deviceString isEqualToString:@"iPad6,12"])    return@"iPad 5";
      if([deviceString isEqualToString:@"iPad7,1"] || [deviceString isEqualToString:@"iPad7,2"])    return@"iPad Pro 12.9-inch 2";
      if([deviceString isEqualToString:@"iPad7,3"] || [deviceString isEqualToString:@"iPad7,4"])    return@"iPad Pro 10.5-inch";
    
    //----------------iPad mini------------------------
    
     if([deviceString isEqualToString:@"iPad2,5"] || [deviceString isEqualToString:@"iPad2,6"] || [deviceString isEqualToString:@"iPad2,7"])    return@"iPad mini";
     if([deviceString isEqualToString:@"iPad4,4"] || [deviceString isEqualToString:@"iPad4,5"] || [deviceString isEqualToString:@"iPad4,6"])    return@"iPad mini 2";
     if([deviceString isEqualToString:@"iPad4,7"] || [deviceString isEqualToString:@"iPad4,8"] || [deviceString isEqualToString:@"iPad4,9"])    return@"iPad mini 3";
     if([deviceString isEqualToString:@"iPad5,1"] || [deviceString isEqualToString:@"iPad5,2"])    return@"iPad mini 4";    if([deviceString isEqualToString:@"iPad4,1"])    return@"ipad air";
     if([deviceString isEqualToString:@"i386"])        return@"Simulator";
     if([deviceString isEqualToString:@"x86_64"])      return@"Simulator";
    
    return deviceString;
    
}