From 494b08960c342aa24174e426330d19cb420c3480 Mon Sep 17 00:00:00 2001
From: Michiel Meeuwissen <michiel.meeuwissen@gmail.com>
Date: Sun, 6 Oct 2024 23:34:56 +0200
Subject: [PATCH] Support for display names.

---
 .../meeuw/i18n/languages/DisplayNames_en.java    | 15 +++++++++++++++
 .../org/meeuw/i18n/languages/ISO_639_Code.java   |  7 +++++++
 .../org/meeuw/i18n/languages/LanguageCode.java   |  2 ++
 .../i18n/languages/DisplayNames_nl.properties    |  7 +++++++
 .../i18n/languages/test/LanguageCodeTest.java    | 16 ++++++++++++++++
 5 files changed, 47 insertions(+)
 create mode 100644 src/main/java/org/meeuw/i18n/languages/DisplayNames_en.java
 create mode 100644 src/main/resources/org/meeuw/i18n/languages/DisplayNames_nl.properties

diff --git a/src/main/java/org/meeuw/i18n/languages/DisplayNames_en.java b/src/main/java/org/meeuw/i18n/languages/DisplayNames_en.java
new file mode 100644
index 0000000..797628a
--- /dev/null
+++ b/src/main/java/org/meeuw/i18n/languages/DisplayNames_en.java
@@ -0,0 +1,15 @@
+package org.meeuw.i18n.languages;
+
+import java.util.stream.Stream;
+
+public class DisplayNames_en extends java.util.ListResourceBundle {
+    @Override
+    protected Object[][] getContents() {
+        return Stream.concat(
+            Stream.of(ISO_639_1_Code.values()),
+            ISO_639_3_Code.stream())
+            .map(i -> new Object[] {i.code(), i.refName()})
+            .toArray(i -> new Object[i][2]);
+
+    }
+}
diff --git a/src/main/java/org/meeuw/i18n/languages/ISO_639_Code.java b/src/main/java/org/meeuw/i18n/languages/ISO_639_Code.java
index a7a0f88..bf93f4c 100644
--- a/src/main/java/org/meeuw/i18n/languages/ISO_639_Code.java
+++ b/src/main/java/org/meeuw/i18n/languages/ISO_639_Code.java
@@ -2,6 +2,7 @@
 
 import java.io.Serializable;
 import java.util.Locale;
+import java.util.ResourceBundle;
 
 import jakarta.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
 
@@ -56,4 +57,10 @@ static ISO_639_Code fromCode(String code) {
     }
 
 
+    default String getDisplayName(Locale locale) {
+        ResourceBundle bundle =  ResourceBundle.getBundle("org.meeuw.i18n.languages.DisplayNames", locale);
+        return bundle.getString(code());
+
+    }
+
 }
diff --git a/src/main/java/org/meeuw/i18n/languages/LanguageCode.java b/src/main/java/org/meeuw/i18n/languages/LanguageCode.java
index 06b6aef..4d9376f 100644
--- a/src/main/java/org/meeuw/i18n/languages/LanguageCode.java
+++ b/src/main/java/org/meeuw/i18n/languages/LanguageCode.java
@@ -378,6 +378,8 @@ default NameRecord nameRecord(Locale locale) {
         }
     }
 
+
+
     /**
      * The macro language(s) of which this language is a part.
      * @return a list of macro languages, or an empty list if this language is not known to be a part of a macro language.
diff --git a/src/main/resources/org/meeuw/i18n/languages/DisplayNames_nl.properties b/src/main/resources/org/meeuw/i18n/languages/DisplayNames_nl.properties
new file mode 100644
index 0000000..e1ab8bd
--- /dev/null
+++ b/src/main/resources/org/meeuw/i18n/languages/DisplayNames_nl.properties
@@ -0,0 +1,7 @@
+dse=Nederlandse Gebarentaal
+vgt=Vlaamse Gebarentaal
+ase=Amerikaanse Gebarentaal
+bfi=Britse Gebarentaal
+csl=Chinese Gebarentaal
+gsg=Duitse Gebarentaal
+tsm=Turkse Gebarentaal
diff --git a/src/test/java/org/meeuw/i18n/languages/test/LanguageCodeTest.java b/src/test/java/org/meeuw/i18n/languages/test/LanguageCodeTest.java
index a13c702..c977c4f 100644
--- a/src/test/java/org/meeuw/i18n/languages/test/LanguageCodeTest.java
+++ b/src/test/java/org/meeuw/i18n/languages/test/LanguageCodeTest.java
@@ -5,6 +5,8 @@
 
 import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
 import org.meeuw.i18n.languages.*;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -210,6 +212,20 @@ public void deprecated() {
         assertThat(LanguageCode.getByPart3("nld")).contains((LanguageCode) ISO_639.get("nl").get());
     }
 
+    @ParameterizedTest
+    @ValueSource(strings = {"dse"})
+    public void signLanguage(String code) {
+        LanguageCode l = LanguageCode.get(code).orElseThrow();
+
+        assertThat(l.refName()).isEqualTo("Dutch Sign Language");
+        assertThat(l.nameRecord().print()).isEqualTo("dse (Dutch Sign Language)");
+        assertThat(new Locale(l.code()).getDisplayName(Locale.US)).isEqualTo("dse");
+
+        assertThat(l.getDisplayName(Locale.US)).isEqualTo("Dutch Sign Language");
+
+        assertThat(l.getDisplayName(new Locale("nl"))).isEqualTo("Nederlandse Gebarentaal");
+    }
+
 
     // TODO
     @Disabled