Implement JsonRpc command for commands without output

[signal-cli] / src / main / java / org / asamk / signal / commands / BlockCommand.java

diff --git a/src/main/java/org/asamk/signal/commands/BlockCommand.java b/src/main/java/org/asamk/signal/commands/BlockCommand.java
index a49fc7988eb4cc5a320e37f306eed82826fd1424..7229c2e1b89ae21a7f40ac8fbb0195666d67bd1e 100644 (file)
--- a/src/main/java/org/asamk/signal/commands/BlockCommand.java
+++ b/src/main/java/org/asamk/signal/commands/BlockCommand.java
@@ -2,51 +2,53 @@ package org.asamk.signal.commands;
 
 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.OutputWriter;
+import org.asamk.signal.commands.exceptions.CommandException;
+import org.asamk.signal.commands.exceptions.UserErrorException;
 import org.asamk.signal.manager.Manager;
+import org.asamk.signal.manager.NotMasterDeviceException;
+import org.asamk.signal.manager.groups.GroupIdFormatException;
+import org.asamk.signal.manager.groups.GroupNotFoundException;
 import org.asamk.signal.util.Util;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.whispersystems.signalservice.api.util.InvalidNumberException;
 
-public class BlockCommand implements LocalCommand {
+public class BlockCommand implements JsonRpcLocalCommand {
 
-    @Override
-    public void attachToSubparser(final Subparser subparser) {
-        subparser.addArgument("contact")
-                .help("Contact number")
-                .nargs("*");
-        subparser.addArgument("-g", "--group")
-                .help("Group ID")
-                .nargs("*");
+    private final static Logger logger = LoggerFactory.getLogger(BlockCommand.class);
+
+    public static void attachToSubparser(final Subparser subparser) {
         subparser.help("Block the given contacts or groups (no messages will be received)");
+        subparser.addArgument("contact").help("Contact number").nargs("*");
+        subparser.addArgument("-g", "--group-id", "--group").help("Group ID").nargs("*");
     }
 
-    @Override
-    public int handleCommand(final Namespace ns, final Manager m) {
-        if (!m.isRegistered()) {
-            System.err.println("User is not registered.");
-            return 1;
-        }
+    public BlockCommand(final OutputWriter outputWriter) {
+    }
 
-        for (String contact_number : ns.<String>getList("contact")) {
+    @Override
+    public void handleCommand(final Namespace ns, final Manager m) throws CommandException {
+        for (var contactNumber : ns.<String>getList("contact")) {
             try {
-                m.setContactBlocked(contact_number, true);
+                m.setContactBlocked(contactNumber, true);
             } catch (InvalidNumberException e) {
-                System.err.println(e.getMessage());
+                logger.warn("Invalid number {}: {}", contactNumber, e.getMessage());
+            } catch (NotMasterDeviceException e) {
+                throw new UserErrorException("This command doesn't work on linked devices.");
             }
         }
 
-        if (ns.<String>getList("group") != null) {
-            for (String groupIdString : ns.<String>getList("group")) {
+        if (ns.<String>getList("group-id") != null) {
+            for (var groupIdString : ns.<String>getList("group-id")) {
                 try {
-                    byte[] groupId = Util.decodeGroupId(groupIdString);
+                    var groupId = Util.decodeGroupId(groupIdString);
                     m.setGroupBlocked(groupId, true);
                 } catch (GroupIdFormatException | GroupNotFoundException e) {
-                    System.err.println(e.getMessage());
+                    logger.warn("Invalid group id {}: {}", groupIdString, e.getMessage());
                 }
             }
         }
-
-        return 0;
     }
 }