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package com.juick.command;
import com.juick.User;
import com.juick.service.MessagesService;
import com.juick.service.SubscriptionService;
import lombok.Getter;
import org.apache.commons.lang3.math.NumberUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.util.regex.Pattern;
/**
* @author ma1uta
*/
@Component
@Getter
public class SubscribeMessage extends MultiArgsCommand {
private static final Pattern PATTERN = Pattern.compile("^([su])\\s+#(\\d+)$", Pattern.CASE_INSENSITIVE);
private final MessagesService messagesService;
private final SubscriptionService subscriptionService;
@Autowired
public SubscribeMessage(MessagesService messagesService, SubscriptionService subscriptionService) {
this.messagesService = messagesService;
this.subscriptionService = subscriptionService;
}
@Override
public Pattern pattern() {
return PATTERN;
}
@Override
public String help() {
return "S #1234 - subscribe to comments\nU #1234 - unsubscribe to comments";
}
@Override
protected String execute(User sender, MessageListener protocolListener, String... arguments) {
boolean subscribe = arguments[0].equalsIgnoreCase("s");
int mid = NumberUtils.toInt(arguments[1], 0);
if (getMessagesService().getMessage(mid) != null) {
if (subscribe) {
if (getSubscriptionService().subscribeMessage(mid, sender.getUid())) {
return "Subscribed";
}
} else {
if (getSubscriptionService().unSubscribeMessage(mid, sender.getUid())) {
return "Unsubscribed from #" + mid;
}
return "You was not subscribed to #" + mid;
}
}
return "Error";
}
}
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