+package org.asamk.signal.commands;
+
+import net.sourceforge.argparse4j.impl.Arguments;
+import net.sourceforge.argparse4j.inf.Namespace;
+import net.sourceforge.argparse4j.inf.Subparser;
+
+import org.asamk.signal.GroupIdFormatException;
+import org.asamk.signal.GroupNotFoundException;
+import org.asamk.signal.NotAGroupMemberException;
+import org.asamk.signal.manager.Manager;
+import org.asamk.signal.util.Util;
+import org.whispersystems.signalservice.api.push.SignalServiceAddress;
+import org.whispersystems.signalservice.api.push.exceptions.EncapsulatedExceptions;
+
+import java.io.IOException;
+
+import static org.asamk.signal.util.ErrorUtils.handleAssertionError;
+import static org.asamk.signal.util.ErrorUtils.handleEncapsulatedExceptions;
+import static org.asamk.signal.util.ErrorUtils.handleGroupIdFormatException;
+import static org.asamk.signal.util.ErrorUtils.handleGroupNotFoundException;
+import static org.asamk.signal.util.ErrorUtils.handleIOException;
+import static org.asamk.signal.util.ErrorUtils.handleNotAGroupMemberException;
+
+public class SendReactionCommand implements LocalCommand {
+
+ @Override
+ public void attachToSubparser(final Subparser subparser) {
+ subparser.help("Send reaction to a previously received or sent message.");
+ subparser.addArgument("-g", "--group")
+ .help("Specify the recipient group ID.");
+ subparser.addArgument("recipient")
+ .help("Specify the recipients' phone number.")
+ .nargs("*");
+ subparser.addArgument("-e", "--emoji")
+ .required(true)
+ .help("Specify the emoji, should be a single unicode grapheme cluster.");
+ subparser.addArgument("-a", "--target-author")
+ .required(true)
+ .help("Specify the number of the author of the message to which to react.");
+ subparser.addArgument("-t", "--target-timestamp")
+ .required(true)
+ .type(long.class)
+ .help("Specify the timestamp of the message to which to react.");
+ subparser.addArgument("-r", "--remove")
+ .help("Remove a reaction.")
+ .action(Arguments.storeTrue());
+ }
+
+ @Override
+ public int handleCommand(final Namespace ns, final Manager m) {
+ if (!m.isRegistered()) {
+ System.err.println("User is not registered.");
+ return 1;
+ }
+
+ if ((ns.getList("recipient") == null || ns.getList("recipient").size() == 0) && ns.getString("group") == null) {
+ System.err.println("No recipients given");
+ System.err.println("Aborting sending.");
+ return 1;
+ }
+
+ String emoji = ns.getString("emoji");
+ boolean isRemove = ns.getBoolean("remove");
+ SignalServiceAddress targetAuthor = new SignalServiceAddress(null, ns.getString("target_author"));
+ long targetTimestamp = ns.getLong("target_timestamp");
+
+ try {
+ if (ns.getString("group") != null) {
+ byte[] groupId = Util.decodeGroupId(ns.getString("group"));
+ m.sendGroupMessageReaction(emoji, isRemove, targetAuthor, targetTimestamp, groupId);
+ } else {
+ m.sendMessageReaction(emoji, isRemove, targetAuthor, targetTimestamp, ns.<String>getList("recipient"));
+ }
+ return 0;
+ } catch (IOException e) {
+ handleIOException(e);
+ return 3;
+ } catch (EncapsulatedExceptions e) {
+ handleEncapsulatedExceptions(e);
+ return 3;
+ } catch (AssertionError e) {
+ handleAssertionError(e);
+ return 1;
+ } catch (GroupNotFoundException e) {
+ handleGroupNotFoundException(e);
+ return 1;
+ } catch (NotAGroupMemberException e) {
+ handleNotAGroupMemberException(e);
+ return 1;
+ } catch (GroupIdFormatException e) {
+ handleGroupIdFormatException(e);
+ return 1;
+ }
+ }
+}