#pragma mark -- 判断手机型号
+(NSString*)judgeIphoneType {
    
    struct utsname systemInfo;
    
    uname(&systemInfo);
    
    NSString * phoneType = [NSString stringWithCString: systemInfo.machine encoding:NSASCIIStringEncoding];
    
    // simulator 模拟器
    
    if ([phoneType isEqualToString:@"i386"])   return @"Simulator";
    
    if ([phoneType isEqualToString:@"x86_64"])  return @"Simulator";
    
    //  常用机型  不需要的可自行删除
    
    if([phoneType  isEqualToString:@"iPhone1,1"])  return @"iPhone 2G";
    
    if([phoneType  isEqualToString:@"iPhone1,2"])  return @"iPhone 3G";
    
    if([phoneType  isEqualToString:@"iPhone2,1"])  return @"iPhone 3GS";
    
    if([phoneType  isEqualToString:@"iPhone3,1"])  return @"iPhone 4";
    
    if([phoneType  isEqualToString:@"iPhone3,2"])  return @"iPhone 4";
    
    if([phoneType  isEqualToString:@"iPhone3,3"])  return @"iPhone 4";
    
    if([phoneType  isEqualToString:@"iPhone4,1"])  return @"iPhone 4S";
    
    if([phoneType  isEqualToString:@"iPhone5,1"])  return @"iPhone 5";
    
    if([phoneType  isEqualToString:@"iPhone5,2"])  return @"iPhone 5";
    
    if([phoneType  isEqualToString:@"iPhone5,3"])  return @"iPhone 5c";
    
    if([phoneType  isEqualToString:@"iPhone5,4"])  return @"iPhone 5c";
    
    if([phoneType  isEqualToString:@"iPhone6,1"])  return @"iPhone 5s";
    
    if([phoneType  isEqualToString:@"iPhone6,2"])  return @"iPhone 5s";
    
    if([phoneType  isEqualToString:@"iPhone7,1"])  return @"iPhone 6 Plus";
    
    if([phoneType  isEqualToString:@"iPhone7,2"])  return @"iPhone 6";
    
    if([phoneType  isEqualToString:@"iPhone8,1"])  return @"iPhone 6s";
    
    if([phoneType  isEqualToString:@"iPhone8,2"])  return @"iPhone 6s Plus";
    
    if([phoneType  isEqualToString:@"iPhone8,4"])  return @"iPhone SE";
    
    if([phoneType  isEqualToString:@"iPhone9,1"])  return @"iPhone 7";
    
    if([phoneType  isEqualToString:@"iPhone9,2"])  return @"iPhone 7 Plus";
    
    if([phoneType  isEqualToString:@"iPhone10,1"]) return @"iPhone 8";
    
    if([phoneType  isEqualToString:@"iPhone10,4"]) return @"iPhone 8";
    
    if([phoneType  isEqualToString:@"iPhone10,2"]) return @"iPhone 8 Plus";
    
    if([phoneType  isEqualToString:@"iPhone10,5"]) return @"iPhone 8 Plus";
    
    if([phoneType  isEqualToString:@"iPhone10,3"]) return @"iPhone X";
    
    if([phoneType  isEqualToString:@"iPhone10,6"]) return @"iPhone X";
    
    if([phoneType  isEqualToString:@"iPhone11,8"]) return @"iPhone XR";
    
    if([phoneType  isEqualToString:@"iPhone11,2"]) return @"iPhone XS";
    
    if([phoneType  isEqualToString:@"iPhone11,4"]) return @"iPhone XS Max";
    
    if([phoneType  isEqualToString:@"iPhone11,6"]) return @"iPhone XS Max";
 
    if([phoneType  isEqualToString:@"iPhone12,1"])  return @"iPhone 11";
    
    if ([phoneType isEqualToString:@"iPhone12,3"])  return @"iPhone 11 Pro";
    
    if ([phoneType isEqualToString:@"iPhone12,5"])   return @"iPhone 11 Pro Max";
    
    if ([phoneType isEqualToString:@"iPhone12,8"])   return @"iPhone SE2";

    if ([phoneType isEqualToString:@"iPhone13,1"])   return @"iPhone 12 mini";

	if ([phoneType isEqualToString:@"iPhone13,2"])   return @"iPhone 12";
    
    if ([phoneType isEqualToString:@"iPhone13,3"])   return @"iPhone 12  Pro";

	if ([phoneType isEqualToString:@"iPhone13,4"])   return @"iPhone 12  Pro Max";
    
    if ([phoneType isEqualToString:@"iPhone14,4"])   return @"iPhone 13 mini";
    
    if ([phoneType isEqualToString:@"iPhone14,5"])   return @"iPhone 13";
    
    if ([phoneType isEqualToString:@"iPhone14,2"])   return @"iPhone 13  Pro";
    
    if ([phoneType isEqualToString:@"iPhone14,3"])   return @"iPhone 13  Pro Max";
	
	if ([phoneType isEqualToString:@"iPhone14,6"])   return @"iPhone SE3";

	if ([phoneType isEqualToString:@"iPhone14,7"])   return @"iPhone 14";

	if ([phoneType isEqualToString:@"iPhone14,8"])   return @"iPhone 14 Plus";

	if ([phoneType isEqualToString:@"iPhone15,2"])   return @"iPhone 14 Pro";

	if ([phoneType isEqualToString:@"iPhone15,3"])   return @"iPhone 14 Pro Max";

	
    
    return phoneType;
    
}