@implementation WelcomeViewController

- (UIButton *)signInButton {
  UIButton *button = [[UIButton alloc] init];
  button.backgroundColor = [UIColor systemRedColor];
  button.layer.borderWidth = 2;
  button.clipsToBounds = YES;

  [button setTitle:@"Apple IDでログイン" forState:UIControlStateNormal];
  [button setTitleColor:[UIColor systemBackgroundColor] forState:UIControlStateNormal];

  return button;
}

- (void)viewDidLoad {
  [super viewDidLoad];
  // Do any additional setup after loading the view.

  self.title = @"タイトル";
  self.view.backgroundColor = [UIColor systemGreenColor];

//  UIButton *button = [[UIButton alloc] init];
//  button.backgroundColor = [UIColor clearColor];
//  button.layer.borderWidth = 2;
//  button.clipsToBounds = YES;
//
//  [button setTitle:@"Apple IDでログイン" forState:UIControlStateNormal];
//  [button setTitleColor:[UIColor systemBackgroundColor] forState:UIControlStateNormal];
//
//  self.signInButton = button;

  [self.view addSubview:self.signInButton];
}

- (void)viewDidLayoutSubviews {
  [super viewDidLayoutSubviews];

  self.signInButton.frame = CGRectMake(20, self.view.frame.size.height - 50 - self.view.safeAreaInsets.bottom, self.view.frame.size.width * 0.9, 50);
  self.signInButton.layer.cornerRadius = self.signInButton.frame.size.height / 2;

  [self.signInButton addTarget:self action:@selector(handlePress:) forControlEvents:UIControlEventTouchUpInside];
}

- (void)handlePress: (UIButton *) sender {
  printf("Button pressed!");
}

@end