@Override
public void unfollow(String followerUsername, String username) {
Assert.hasText(followerUsername);
Assert.hasText(username);
// make sure id's are valid
User followerUser = userRepository.findByUsername(followerUsername);
User followedUser = userRepository.findByUsername(username);
Follower findFollower =
followerRepository.findFollower(followedUser.getId(), followerUser.getId());
followerRepository.delete(findFollower);
}
@Override
public List<User> following(String username) {
Assert.hasText(username);
// make sure id's are valid
User follower = userRepository.findByUsername(username);
return followerRepository.findFollowing(follower.getId());
}
@Override
public void follow(String followerUsername, String username) {
Assert.hasText(followerUsername);
Assert.hasText(username);
// make sure id's are valid
User followerUser = userRepository.findByUsername(followerUsername);
User followedUser = userRepository.findByUsername(username);
Follower follower = new Follower();
follower.setFollowerId(followerUser.getId());
follower.setUserId(followedUser.getId());
followerRepository.save(follower);
}