Reformat project

[signal-cli] / src / main / java / org / asamk / signal / manager / GroupUtils.java

diff --git a/src/main/java/org/asamk/signal/manager/GroupUtils.java b/src/main/java/org/asamk/signal/manager/GroupUtils.java
new file mode 100644 (file)
index 0000000..f4398f9
--- /dev/null
+++ b/src/main/java/org/asamk/signal/manager/GroupUtils.java
@@ -0,0 +1,28 @@
+package org.asamk.signal.manager;
+
+import org.asamk.signal.storage.groups.GroupInfo;
+import org.asamk.signal.storage.groups.GroupInfoV1;
+import org.asamk.signal.storage.groups.GroupInfoV2;
+import org.whispersystems.signalservice.api.messages.SignalServiceDataMessage;
+import org.whispersystems.signalservice.api.messages.SignalServiceGroup;
+import org.whispersystems.signalservice.api.messages.SignalServiceGroupV2;
+
+public class GroupUtils {
+
+    public static void setGroupContext(
+            final SignalServiceDataMessage.Builder messageBuilder, final GroupInfo groupInfo
+    ) {
+        if (groupInfo instanceof GroupInfoV1) {
+            SignalServiceGroup group = SignalServiceGroup.newBuilder(SignalServiceGroup.Type.DELIVER)
+                    .withId(groupInfo.groupId)
+                    .build();
+            messageBuilder.asGroupMessage(group);
+        } else {
+            final GroupInfoV2 groupInfoV2 = (GroupInfoV2) groupInfo;
+            SignalServiceGroupV2 group = SignalServiceGroupV2.newBuilder(groupInfoV2.getMasterKey())
+                    .withRevision(groupInfoV2.getGroup() == null ? 0 : groupInfoV2.getGroup().getRevision())
+                    .build();
+            messageBuilder.asGroupMessage(group);
+        }
+    }
+}