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package net.lacolaco.smileessence.entity;
import com.google.common.cache.Cache;
import com.google.common.cache.CacheBuilder;
import net.lacolaco.smileessence.util.ListUtils;
import twitter4j.*;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
public class DirectMessage {
// キャッシュ これも weak reference
private static Cache<Long, DirectMessage> storage = CacheBuilder.newBuilder().weakValues().build();
public synchronized static DirectMessage fetch(long statusId) {
return storage.getIfPresent(statusId);
}
public synchronized static void remove(long statusId) {
storage.invalidate(statusId);
}
public synchronized static DirectMessage fromTwitter(twitter4j.DirectMessage st) {
DirectMessage t = fetch(st.getId());
if (t == null) {
t = new DirectMessage(st);
storage.put(st.getId(), t);
} else {
t.update(st);
}
return t;
}
public synchronized static List<DirectMessage> fromTwitter(List<twitter4j.DirectMessage> sts) {
return ListUtils.map(sts, DirectMessage::fromTwitter);
}
// インスタンス
private long id;
private User sender;
private User recipient;
private String text;
private Date createdAt;
private UserMentionEntity[] mentions;
private HashtagEntity[] hashtags;
private MediaEntity[] media;
private URLEntity[] urls;
private SymbolEntity[] symbols;
private DirectMessage(twitter4j.DirectMessage st) {
update(st);
}
private void update(twitter4j.DirectMessage message) {
id = message.getId();
sender = User.fromTwitter(message.getSender());
recipient = User.fromTwitter(message.getRecipient());
text = message.getText();
createdAt = message.getCreatedAt();
mentions = message.getUserMentionEntities();
hashtags = message.getHashtagEntities();
media = message.getExtendedMediaEntities().length > 0 ? message.getExtendedMediaEntities() : message.getMediaEntities();
urls = message.getURLEntities();
symbols = message.getSymbolEntities();
}
public long getId() {
return id;
}
public User getSender() {
return sender;
}
public User getRecipient() {
return recipient;
}
public String getText() {
return text;
}
public Date getCreatedAt() {
return createdAt;
}
public UserMentionEntity[] getMentions() {
return mentions;
}
public HashtagEntity[] getHashtags() {
return hashtags;
}
public MediaEntity[] getMedia() {
return media;
}
public URLEntity[] getUrls() {
return urls;
}
public SymbolEntity[] getSymbols() {
return symbols;
}
public List<String> getMentioningScreenNames(String excludeScreenName) {
List<String> names = getMentioningScreenNames();
if (excludeScreenName != null) {
names.remove(excludeScreenName);
}
return names;
}
public List<String> getMentioningScreenNames() {
List<String> names = new ArrayList<>();
names.add(getSender().getScreenName());
if (getSender() != getRecipient()) {
names.add(getRecipient().getScreenName());
}
if (getMentions() != null) {
for (UserMentionEntity entity : getMentions()) {
if (names.contains(entity.getScreenName())) {
continue;
}
names.add(entity.getScreenName());
}
}
return names;
}
public String getMessageSummary() {
return String.format("@%s: %s", getSender().getScreenName(), getText());
}
}
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