package net.pterodactylus.rhynodge.triggers;
-import static com.google.common.base.Preconditions.checkState;
-
-import java.util.List;
+import java.util.HashSet;
+import java.util.Set;
-import net.pterodactylus.rhynodge.Reaction;
import net.pterodactylus.rhynodge.State;
import net.pterodactylus.rhynodge.Trigger;
-import net.pterodactylus.rhynodge.output.DefaultOutput;
-import net.pterodactylus.rhynodge.output.Output;
import net.pterodactylus.rhynodge.states.TorrentState;
import net.pterodactylus.rhynodge.states.TorrentState.TorrentFile;
-import org.apache.commons.lang3.StringEscapeUtils;
-
-import com.google.common.collect.Lists;
+import static com.google.common.base.Preconditions.checkState;
/**
* {@link Trigger} implementation that is triggered by {@link TorrentFile}s that
*/
public class NewTorrentTrigger implements Trigger {
- /** The newly detected torrent files. */
- private List<TorrentFile> torrentFiles = Lists.newArrayList();
+ private boolean triggered = false;
//
// TRIGGER METHODS
* {@inheritDoc}
*/
@Override
- public boolean triggers(State currentState, State previousState) {
+ public State mergeStates(State previousState, State currentState) {
checkState(currentState instanceof TorrentState, "currentState is not a TorrentState but a %s", currentState.getClass().getName());
checkState(previousState instanceof TorrentState, "previousState is not a TorrentState but a %s", currentState.getClass().getName());
- TorrentState currentTorrentState = (TorrentState) currentState;
- TorrentState previousTorrentState = (TorrentState) previousState;
- torrentFiles.clear();
- for (TorrentFile torrentFile : currentTorrentState) {
- torrentFiles.add(torrentFile);
- }
- for (TorrentFile torrentFile : previousTorrentState) {
- torrentFiles.remove(torrentFile);
- }
- return !torrentFiles.isEmpty();
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public Output output(Reaction reaction) {
- DefaultOutput output = new DefaultOutput(String.format("Found %d new Torrent(s) for “%s!”", torrentFiles.size(), reaction.name()));
- output.addText("text/plain", getPlainTextList(torrentFiles));
- output.addText("text/html", getHtmlTextList(torrentFiles));
- return output;
- }
- //
- // STATIC METHODS
- //
-
- /**
- * Generates a plain text list of torrent files.
- *
- * @param torrentFiles
- * The torrent files to list
- * @return The generated plain text
- */
- private static String getPlainTextList(List<TorrentFile> torrentFiles) {
- StringBuilder plainText = new StringBuilder();
- plainText.append("New Torrents:\n\n");
- for (TorrentFile torrentFile : torrentFiles) {
- plainText.append(torrentFile.name()).append('\n');
- plainText.append('\t').append(torrentFile.size()).append(" in ").append(torrentFile.fileCount()).append(" file(s)\n");
- plainText.append('\t').append(torrentFile.seedCount()).append(" seed(s), ").append(torrentFile.leechCount()).append(" leecher(s)\n");
- if ((torrentFile.magnetUri() != null) && (torrentFile.magnetUri().length() > 0)) {
- plainText.append('\t').append(torrentFile.magnetUri()).append('\n');
- }
- if ((torrentFile.downloadUri() != null) && (torrentFile.downloadUri().length() > 0)) {
- plainText.append('\t').append(torrentFile.downloadUri()).append('\n');
+ Set<TorrentFile> allTorrentFiles = new HashSet<>(((TorrentState) previousState).torrentFiles());
+ Set<TorrentFile> newTorrentFiles = new HashSet<>();
+ for (TorrentFile torrentFile : (TorrentState) currentState) {
+ if (allTorrentFiles.add(torrentFile)) {
+ newTorrentFiles.add(torrentFile);
+ triggered = true;
}
- plainText.append('\n');
}
- return plainText.toString();
+
+ return new TorrentState(allTorrentFiles, newTorrentFiles);
}
/**
- * Generates an HTML list of the given torrent files.
- *
- * @param torrentFiles
- * The torrent files to list
- * @return The generated HTML
+ * {@inheritDoc}
*/
- private static String getHtmlTextList(List<TorrentFile> torrentFiles) {
- StringBuilder htmlText = new StringBuilder();
- htmlText.append("<html><body>\n");
- htmlText.append("<h1>New Torrents</h1>\n");
- htmlText.append("<ul>\n");
- for (TorrentFile torrentFile : torrentFiles) {
- htmlText.append("<li><strong>").append(StringEscapeUtils.escapeHtml4(torrentFile.name())).append("</strong></li>");
- htmlText.append("<div>Size: <strong>").append(StringEscapeUtils.escapeHtml4(torrentFile.size())).append("</strong> in <strong>").append(torrentFile.fileCount()).append("</strong> file(s)</div>");
- htmlText.append("<div><strong>").append(torrentFile.seedCount()).append("</strong> seed(s), <strong>").append(torrentFile.leechCount()).append("</strong> leecher(s)</div>");
- if ((torrentFile.magnetUri() != null) && (torrentFile.magnetUri().length() > 0)) {
- htmlText.append(String.format("<div><a href=\"%s\">Magnet URI</a></div>", StringEscapeUtils.escapeHtml4(torrentFile.magnetUri())));
- }
- if ((torrentFile.downloadUri() != null) && (torrentFile.downloadUri().length() > 0)) {
- htmlText.append(String.format("<div><a href=\"%s\">Download URI</a></div>", StringEscapeUtils.escapeHtml4(torrentFile.downloadUri())));
- }
- }
- htmlText.append("</ul>\n");
- htmlText.append("</body></html>\n");
- return htmlText.toString();
+ @Override
+ public boolean triggers() {
+ return triggered;
}
}