From 8a176dcb8fdc87c5ff8f445a2985eaa7612cc633 Mon Sep 17 00:00:00 2001
From: Darcy Wong <darcy_wong@sil.org>
Date: Thu, 4 Mar 2021 14:57:58 +0700
Subject: [PATCH] fix(android/engine): Add help method to localize Toast
 notifications

---
 .../com/tavultesoft/kmea/BaseActivity.java     | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/android/KMEA/app/src/main/java/com/tavultesoft/kmea/BaseActivity.java b/android/KMEA/app/src/main/java/com/tavultesoft/kmea/BaseActivity.java
index fdd8ed2de1..27ba956ce0 100644
--- a/android/KMEA/app/src/main/java/com/tavultesoft/kmea/BaseActivity.java
+++ b/android/KMEA/app/src/main/java/com/tavultesoft/kmea/BaseActivity.java
@@ -9,6 +9,8 @@ import android.content.ContextWrapper;
 import android.content.SharedPreferences;
 import android.os.Build;
 import android.os.LocaleList;
+import android.widget.Toast;
+
 
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.preference.PreferenceManager;
@@ -18,6 +20,20 @@ import com.tavultesoft.kmea.util.ContextUtils;
 import java.util.Locale;
 
 public class BaseActivity extends AppCompatActivity {
+  static ContextWrapper localeUpdatedContext;
+
+  /**
+   * Some classes aren't an AppCompatActivity and need this helper to localize Toast notifications
+   * in the updated locale.
+   * @param defaultContext - the context to fallback if localeUpdatedContext is null
+   * @param resID - resource ID of the string
+   * @param duration - length of the Toast notification (Toast.LENGTH_LONG or Toast.LENGTH_SHORT)
+   */
+  public static void makeToast(Context defaultContext, int resID, int duration) {
+    Context context = (localeUpdatedContext != null) ? localeUpdatedContext : defaultContext;
+    String msg = context.getString(resID);
+    Toast.makeText(context, msg, duration).show();
+  }
 
   @Override
   protected void attachBaseContext(Context newBase) {
@@ -36,7 +52,7 @@ public class BaseActivity extends AppCompatActivity {
     } else {
       localeToSwitchTo = Locale.forLanguageTag(languageTag);
     }
-    ContextWrapper localeUpdatedContext = ContextUtils.updateLocale(newBase, localeToSwitchTo);
+    this.localeUpdatedContext = ContextUtils.updateLocale(newBase, localeToSwitchTo);
     super.attachBaseContext(localeUpdatedContext);
   }