Use CODE_DELETE instead of KEYCODE_DEL event for delete pointer

java/src/org/futo/inputmethod/latin/LatinIMELegacy.java

@@ -1399,14 +1399,21 @@ public class LatinIMELegacy implements KeyboardActionListener,
             mInputLogic.mConnection.setSelection(start, end);
         } else {
             for (; steps < 0; steps++)
-                mInputLogic.sendDownUpKeyEvent(KeyEvent.KEYCODE_DEL, 0);
+                onCodeInput(
+                        Constants.CODE_DELETE,
+                        Constants.NOT_A_COORDINATE,
+                        Constants.NOT_A_COORDINATE, false);
         }
     }
 
     @Override
     public void onUpWithDeletePointerActive() {
-        if (mInputLogic.mConnection.hasSelection())
+        if (mInputLogic.mConnection.hasSelection()) {
-            mInputLogic.sendDownUpKeyEvent(KeyEvent.KEYCODE_DEL, 0);
+            onCodeInput(
+                    Constants.CODE_DELETE,
+                    Constants.NOT_A_COORDINATE,
+                    Constants.NOT_A_COORDINATE, false);
+        }
     }
 
     @Override

java/src/org/futo/inputmethod/latin/inputlogic/InputLogic.java

@@ -2429,6 +2429,9 @@ public final class InputLogic {
             end = cursor;
         }
 
+        start = Math.max(0, start);
+        end = Math.max(0, end);
+
         mConnection.setSelection(start, end);
     }
 

java/src/org/futo/inputmethod/latin/uix/EmojiTracker.kt

@@ -22,6 +22,14 @@ object EmojiTracker {
         }
     }
 
+    suspend fun Context.unuseEmoji(emoji: String) {
+        dataStore.edit {
+            val split = (it[lastUsedEmoji] ?: "").split("<|>")
+            val idxToRemove = split.indexOfFirst { v -> v == emoji }
+            it[lastUsedEmoji] = split.filterIndexed { i, _ -> i != idxToRemove}.joinToString("<|>")
+        }
+    }
+
     suspend fun Context.getRecentEmojis(): List<String> {
         return getSetting(lastUsedEmoji, "")
             .split("<|>")