From 12686460c17f4dde21e90d01e3302358b7d56368 Mon Sep 17 00:00:00 2001
From: iczero <iczero4@gmail.com>
Date: Sat, 17 Mar 2018 12:12:41 -0700
Subject: [PATCH 1/2] Add chat history

---
 .../mindustry/ui/fragments/ChatFragment.java  | 34 ++++++++++++++++++-
 1 file changed, 33 insertions(+), 1 deletion(-)

diff --git a/core/src/io/anuke/mindustry/ui/fragments/ChatFragment.java b/core/src/io/anuke/mindustry/ui/fragments/ChatFragment.java
index 6ef83b3c89..8286d5c4ef 100644
--- a/core/src/io/anuke/mindustry/ui/fragments/ChatFragment.java
+++ b/core/src/io/anuke/mindustry/ui/fragments/ChatFragment.java
@@ -20,6 +20,7 @@ import io.anuke.ucore.scene.ui.TextField;
 import io.anuke.ucore.scene.ui.layout.Table;
 import io.anuke.ucore.scene.ui.layout.Unit;
 import io.anuke.ucore.util.Log;
+import java.util.Arrays;
 
 import static io.anuke.mindustry.Vars.state;
 import static io.anuke.ucore.core.Core.scene;
@@ -39,6 +40,8 @@ public class ChatFragment extends Table implements Fragment{
     private float textWidth = Unit.dp.scl(600);
     private Color shadowColor = new Color(0, 0, 0, 0.4f);
     private float textspacing = Unit.dp.scl(10);
+    private Array<String> history = new Array<String>();
+    private int historyPos = 0;
 
     public ChatFragment(){
         super();
@@ -57,8 +60,23 @@ public class ChatFragment extends Table implements Fragment{
             if(Net.active() && Inputs.keyTap("chat")){
                 toggle();
             }
+
+            if (chatOpen) {
+                // up arrow key
+                if (Inputs.keyTap(19) && historyPos < history.size - 1) {
+                    if (historyPos == 0) history.set(0, chatfield.getText());
+                    historyPos++;
+                    updateChat();
+                }
+                // down arrow key
+                if (Inputs.keyTap(20) && historyPos > 0) {
+                    historyPos--;
+                    updateChat();
+                }
+            }
         });
 
+        history.insert(0, "");
         setup();
     }
 
@@ -69,6 +87,8 @@ public class ChatFragment extends Table implements Fragment{
 
     public void clearMessages(){
         messages.clear();
+        history.clear();
+        history.insert(0, "");
     }
 
     private void setup(){
@@ -144,7 +164,8 @@ public class ChatFragment extends Table implements Fragment{
 
     private void sendMessage(){
         String message = chatfield.getText();
-        chatfield.clearText();
+        clearChatInput();
+        history.insert(1, message);
 
         if(message.replaceAll(" ", "").isEmpty()) return;
 
@@ -170,6 +191,17 @@ public class ChatFragment extends Table implements Fragment{
     public void hide(){
         scene.setKeyboardFocus(null);
         chatOpen = false;
+        clearChatInput();
+    }
+
+    public void updateChat() {
+        chatfield.setText(history.get(historyPos));
+        chatfield.setCursorPosition(chatfield.getText().length());
+    }
+
+    public void clearChatInput() {
+        historyPos = 0;
+        history.set(0, "");
         chatfield.setText("");
     }
 

From 2eae47342955cf439a5af7432ab8f2f6bf52af0e Mon Sep 17 00:00:00 2001
From: iczero <iczero4@gmail.com>
Date: Sat, 17 Mar 2018 17:08:02 -0700
Subject: [PATCH 2/2] Add chat_scroll_up and chat_scroll_down to keybinds

---
 core/src/io/anuke/mindustry/input/DefaultKeybinds.java     | 4 ++++
 core/src/io/anuke/mindustry/ui/fragments/ChatFragment.java | 6 ++----
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/core/src/io/anuke/mindustry/input/DefaultKeybinds.java b/core/src/io/anuke/mindustry/input/DefaultKeybinds.java
index 7140b8269b..72608d7d20 100644
--- a/core/src/io/anuke/mindustry/input/DefaultKeybinds.java
+++ b/core/src/io/anuke/mindustry/input/DefaultKeybinds.java
@@ -26,6 +26,8 @@ public class DefaultKeybinds {
                 "block_info", Input.CONTROL_LEFT,
                 "player_list", Input.TAB,
                 "chat", Input.ENTER,
+                "chat_scroll_up", Input.UP,
+                "chat_scroll_down", Input.DOWN,
                 "console", Input.GRAVE,
                 "weapon_1", Input.NUM_1,
                 "weapon_2", Input.NUM_2,
@@ -53,6 +55,8 @@ public class DefaultKeybinds {
                 "rotate", new Axis(Input.CONTROLLER_A, Input.CONTROLLER_B),
                 "player_list", Input.CONTROLLER_START,
                 "chat", Input.ENTER,
+                "chat_scroll_up", Input.UP,
+                "chat_scroll_down", Input.DOWN,
                 "console", Input.GRAVE,
                 "weapon_1", Input.NUM_1,
                 "weapon_2", Input.NUM_2,
diff --git a/core/src/io/anuke/mindustry/ui/fragments/ChatFragment.java b/core/src/io/anuke/mindustry/ui/fragments/ChatFragment.java
index 8286d5c4ef..2f7f5d71c4 100644
--- a/core/src/io/anuke/mindustry/ui/fragments/ChatFragment.java
+++ b/core/src/io/anuke/mindustry/ui/fragments/ChatFragment.java
@@ -62,14 +62,12 @@ public class ChatFragment extends Table implements Fragment{
             }
 
             if (chatOpen) {
-                // up arrow key
-                if (Inputs.keyTap(19) && historyPos < history.size - 1) {
+                if (Inputs.keyTap("chat_scroll_up") && historyPos < history.size - 1) {
                     if (historyPos == 0) history.set(0, chatfield.getText());
                     historyPos++;
                     updateChat();
                 }
-                // down arrow key
-                if (Inputs.keyTap(20) && historyPos > 0) {
+                if (Inputs.keyTap("chat_scroll_down") && historyPos > 0) {
                     historyPos--;
                     updateChat();
                 }