+ @Override
+ public void handleCommand(final Namespace ns, final Manager m) throws CommandException {
+ final var writer = new PlainTextWriterImpl(System.out);
+ GroupId groupId = null;
+ final var groupIdString = ns.getString("group");
+ if (groupIdString != null) {
+ try {
+ groupId = Util.decodeGroupId(groupIdString);
+ } catch (GroupIdFormatException e) {
+ throw new UserErrorException("Invalid group id:" + e.getMessage());
+ }
+ }
+
+ var groupName = ns.getString("name");
+
+ var groupDescription = ns.getString("description");
+
+ List<String> groupMembers = ns.getList("member");
+
+ var groupAvatar = ns.getString("avatar");
+
+ try {
+ if (groupId == null) {
+ var results = m.createGroup(groupName,
+ groupMembers,
+ groupAvatar == null ? null : new File(groupAvatar));
+ ErrorUtils.handleTimestampAndSendMessageResults(writer, 0, results.second());
+ final var newGroupId = results.first();
+ writer.println("Created new group: \"{}\"", newGroupId.toBase64());
+ } else {
+ var results = m.updateGroup(groupId,
+ groupName,
+ groupDescription,
+ groupMembers,
+ groupAvatar == null ? null : new File(groupAvatar));
+ ErrorUtils.handleTimestampAndSendMessageResults(writer, results.first(), results.second());
+ }
+ } catch (AttachmentInvalidException e) {
+ throw new UserErrorException("Failed to add avatar attachment for group\": " + e.getMessage());
+ } catch (GroupNotFoundException e) {
+ logger.warn("Unknown group id: {}", groupIdString);
+ } catch (NotAGroupMemberException e) {
+ logger.warn("You're not a group member");
+ } catch (InvalidNumberException e) {
+ throw new UserErrorException("Failed to parse member number: " + e.getMessage());
+ } catch (IOException e) {
+ throw new UnexpectedErrorException("Failed to send message: " + e.getMessage());
+ }
+ }
+