116 lines
2.9 KiB
Java
116 lines
2.9 KiB
Java
/**
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*
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*/
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package de.bstly.board.businesslogic;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import org.springframework.util.Assert;
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import com.google.common.collect.Lists;
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import de.bstly.board.model.Bookmarks;
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import de.bstly.board.model.QBookmarks;
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import de.bstly.board.model.QLocalUser;
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import de.bstly.board.repository.BookmarksRepository;
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import de.bstly.board.repository.EntryRepository;
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import de.bstly.board.repository.LocalUserRepository;
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/**
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* The Class BookmarksManager.
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*/
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@Component
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public class BookmarksManager {
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@Autowired
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private BookmarksRepository bookmarksRepository;
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@Autowired
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private EntryRepository entryRepository;
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@Autowired
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private LocalUserRepository localUserRepository;
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private QLocalUser qLocalUser = QLocalUser.localUser;
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private QBookmarks qBookmarks = QBookmarks.bookmarks;
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/**
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* Gets the.
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*
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* @param username the username
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* @return the bookmarks
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*/
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public Bookmarks get(String username) {
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return bookmarksRepository.findOne(qBookmarks.username.equalsIgnoreCase(username))
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.orElse(new Bookmarks(username));
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}
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/**
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* Checks for entry.
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*
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* @param username the username
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* @param entryId the entry id
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* @return true, if successful
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*/
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public boolean hasEntry(String username, Long entryId) {
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return bookmarksRepository.exists(qBookmarks.username.equalsIgnoreCase(username)
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.and(qBookmarks.entries.contains(entryId)));
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}
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/**
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* Adds the entry.
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*
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* @param username the username
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* @param entryId the entry id
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*/
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public void addEntry(String username, Long entryId) {
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Assert.isTrue(entryRepository.existsById(entryId), "Invalid entryid");
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Assert.isTrue(localUserRepository.exists(qLocalUser.username.equalsIgnoreCase(username)),
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"Invalid username");
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Bookmarks bookmarks = get(username);
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if (bookmarks.getEntries() == null) {
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bookmarks.setEntries(Lists.newArrayList());
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}
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if (!hasEntry(username, entryId)) {
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bookmarks.getEntries().add(entryId);
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bookmarksRepository.save(bookmarks);
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}
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}
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/**
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* Removes the entry.
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*
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* @param username the username
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* @param entryId the entry id
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*/
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public void removeEntry(String username, Long entryId) {
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Assert.isTrue(entryRepository.existsById(entryId), "Invalid entryid");
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Assert.isTrue(localUserRepository.exists(qLocalUser.username.equalsIgnoreCase(username)),
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"Invalid username");
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Bookmarks bookmarks = get(username);
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if (bookmarks.getEntries() == null) {
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bookmarks.setEntries(Lists.newArrayList());
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}
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if (hasEntry(username, entryId)) {
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bookmarks.getEntries().remove(entryId);
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bookmarksRepository.save(bookmarks);
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}
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}
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/**
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* Removes the entry.
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*
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* @param entryId the entry id
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*/
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public void removeEntry(Long entryId) {
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for (Bookmarks bookmarks : bookmarksRepository
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.findAll(qBookmarks.entries.contains(entryId))) {
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bookmarks.getEntries().remove(entryId);
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bookmarksRepository.save(bookmarks);
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}
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}
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}
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