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package com.juick.command;
import com.juick.User;
import com.juick.formatters.PlainTextFormatter;
import com.juick.service.MessagesService;
import lombok.Getter;
import org.springframework.stereotype.Component;
import java.util.Collections;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
/**
* @author ma1uta
*/
@Component
@Getter
public class LastMessages implements Command {
private static final Pattern PATTERN = Pattern.compile("^#\\+$", Pattern.CASE_INSENSITIVE);
private final MessagesService messagesService;
public LastMessages(MessagesService messagesService) {
this.messagesService = messagesService;
}
@Override
public Pattern pattern() {
return PATTERN;
}
@Override
public String help() {
return "#+ - Show last Juick messages";
}
@Override
public String execute(User sender, MessageListener protocolListener, String command) {
return "Last messages:\n"
+ getMessagesService().getMessages(getMessagesService().getAll(sender.getUid(), 0)).stream()
.sorted(Collections.reverseOrder())
.map(PlainTextFormatter::formatPostSummary).collect(Collectors.joining("\n\n"));
}
}
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