From 14ccf4ce589620b042a0779dfdec49468b45fa19 Mon Sep 17 00:00:00 2001
From: DieGurke <maxi@kske.dev>
Date: Sun, 23 Aug 2020 20:26:22 +0200
Subject: [PATCH] Data initialization in GroupCreationTab works at the right
 time

---
 .../client/event/LoadGroupCreationEvent.java  | 24 +++++++++++++++
 .../envoy/client/ui/controller/ChatScene.java |  6 ++--
 .../ui/controller/GroupCreationTab.java       | 30 ++++++++-----------
 3 files changed, 39 insertions(+), 21 deletions(-)
 create mode 100644 client/src/main/java/envoy/client/event/LoadGroupCreationEvent.java

diff --git a/client/src/main/java/envoy/client/event/LoadGroupCreationEvent.java b/client/src/main/java/envoy/client/event/LoadGroupCreationEvent.java
new file mode 100644
index 0000000..676e883
--- /dev/null
+++ b/client/src/main/java/envoy/client/event/LoadGroupCreationEvent.java
@@ -0,0 +1,24 @@
+package envoy.client.event;
+
+import envoy.client.data.LocalDB;
+import envoy.event.Event;
+
+/**
+ * Project: <strong>client</strong><br>
+ * File: <strong>LoadGroupCreationEvent.java</strong><br>
+ * Created: <strong>Aug 23, 2020</strong><br>
+ *
+ * @author Maximilian K&auml;fer
+ * @since Envoy Client v0.2-beta
+ */
+public class LoadGroupCreationEvent extends Event<LocalDB>{
+
+	private static final long serialVersionUID = 0L;
+
+	/**
+	 * @param value the localDB
+	 * @since Envoy Client v0.2-beta
+	 */
+	public LoadGroupCreationEvent(LocalDB value) { super(value); }
+
+}
diff --git a/client/src/main/java/envoy/client/ui/controller/ChatScene.java b/client/src/main/java/envoy/client/ui/controller/ChatScene.java
index 4beb30a..0167b3d 100644
--- a/client/src/main/java/envoy/client/ui/controller/ChatScene.java
+++ b/client/src/main/java/envoy/client/ui/controller/ChatScene.java
@@ -40,9 +40,7 @@ import envoy.client.data.*;
 import envoy.client.data.audio.AudioRecorder;
 import envoy.client.data.commands.SystemCommandBuilder;
 import envoy.client.data.commands.SystemCommandsMap;
-import envoy.client.event.BackEvent;
-import envoy.client.event.MessageCreationEvent;
-import envoy.client.event.SendEvent;
+import envoy.client.event.*;
 import envoy.client.net.Client;
 import envoy.client.net.WriteProxy;
 import envoy.client.ui.*;
@@ -407,7 +405,7 @@ public final class ChatScene implements Restorable {
 	
 	@FXML
 	private void groupCreationButtonClicked() {
-		//TODO: initialize Data
+		eventBus.dispatch(new LoadGroupCreationEvent(localDB));
 		tabPane.getSelectionModel().select(2);
 	}
 
diff --git a/client/src/main/java/envoy/client/ui/controller/GroupCreationTab.java b/client/src/main/java/envoy/client/ui/controller/GroupCreationTab.java
index 47dc5af..0d6bdf5 100644
--- a/client/src/main/java/envoy/client/ui/controller/GroupCreationTab.java
+++ b/client/src/main/java/envoy/client/ui/controller/GroupCreationTab.java
@@ -12,6 +12,7 @@ import javafx.scene.control.Alert.AlertType;
 import envoy.client.data.Chat;
 import envoy.client.data.LocalDB;
 import envoy.client.event.BackEvent;
+import envoy.client.event.LoadGroupCreationEvent;
 import envoy.client.event.SendEvent;
 import envoy.client.ui.SceneContext;
 import envoy.client.ui.listcell.ContactControl;
@@ -58,23 +59,18 @@ public class GroupCreationTab {
 	private void initialize() {
 		userList.setCellFactory(new ListCellFactory<>(ContactControl::new));
 		userList.getSelectionModel().setSelectionMode(SelectionMode.MULTIPLE);
-	}
-
-	/**
-	 * @param localDB      the local database from which potential group members can
-	 *                     be selected
-	 * @since Envoy Client v0.1-beta
-	 */
-	public void initializeData(LocalDB localDB) {
-		this.localDB		= localDB;
-		Platform.runLater(() -> userList.getItems()
-			.addAll(localDB.getChats()
-				.stream()
-				.map(Chat::getRecipient)
-				.filter(User.class::isInstance)
-				.filter(not(localDB.getUser()::equals))
-				.map(User.class::cast)
-				.collect(Collectors.toList())));
+		
+		eventBus.register(LoadGroupCreationEvent.class, e -> {
+			this.localDB = e.get();
+			Platform.runLater(() -> userList.getItems()
+					.addAll(localDB.getChats()
+						.stream()
+						.map(Chat::getRecipient)
+						.filter(User.class::isInstance)
+						.filter(not(localDB.getUser()::equals))
+						.map(User.class::cast)
+						.collect(Collectors.toList())));
+		});
 	}
 
 	/**