private void handleNewTermEvent(NewTermEvent event) {
Long termId = event.getTermId();
TermDO term = termService.findByPrimaryKey(termId);
PageInfo page = new PageInfo();
page.setPageSize(Integer.MAX_VALUE);
page.setPageStart(0);
List<UserDO> followers = userService.getFollowMeUsers(term.getCreatorId(), page);
for (UserDO follower : followers) {
TermRelationDO anu = new TermRelationDO();
anu.setTermId(termId);
anu.setRelatedId(follower.getId());
anu.setRelatedType("User");
anu.setRelation("FOLLOW");
termService.createTermRelation(anu, follower.getId());
}
}
@Override
public void onEvent(Event event) {
if (event instanceof DeleteEntityEvent) {
DeleteEntityEvent deleteEntityEvent = (DeleteEntityEvent) event;
TermRelationDO example = new TermRelationDO();
example.setRelatedId(deleteEntityEvent.getEntityId());
example.setRelatedType(deleteEntityEvent.getEntityType());
termRelationDAO.deleteByExample(example);
}
if (event instanceof DeleteTermEvent) {
DeleteTermEvent deleteEvent = (DeleteTermEvent) event;
TermRelationDO example = new TermRelationDO();
example.setTermId(deleteEvent.getEntityId());
termRelationDAO.deleteByExample(example);
}
if (event instanceof NewTermEvent) {
handleNewTermEvent((NewTermEvent) event);
}
}
