From 863d40a1c1f6591ef1ee8594b12ae4b0942fe810 Mon Sep 17 00:00:00 2001
From: modmuss50
Date: Thu, 5 Mar 2020 22:17:08 +0000
Subject: Made Enigma gui translatable (#193)

* made enigma gui translatable

* key renamings

* missed strings

* string.format() & another missed string

* cached content (thanks @liach)

* added a dialog when changing language

* better sentence

* more %s

* liach's requests

* empty map

* the last (?) missed strings

* IT WORKS

* French translation

* Update fr_fr.json
---
 src/main/java/cuchaz/enigma/utils/I18n.java | 102 ++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 src/main/java/cuchaz/enigma/utils/I18n.java

(limited to 'src/main/java/cuchaz/enigma/utils')

diff --git a/src/main/java/cuchaz/enigma/utils/I18n.java b/src/main/java/cuchaz/enigma/utils/I18n.java
new file mode 100644
index 0000000..f91c916
--- /dev/null
+++ b/src/main/java/cuchaz/enigma/utils/I18n.java
@@ -0,0 +1,102 @@
+package cuchaz.enigma.utils;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.nio.charset.StandardCharsets;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Map;
+import java.util.stream.Stream;
+
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.Maps;
+import com.google.common.reflect.ClassPath;
+import com.google.common.reflect.ClassPath.ResourceInfo;
+import com.google.gson.Gson;
+
+import cuchaz.enigma.config.Config;
+
+public class I18n {
+	public static final String DEFAULT_LANGUAGE = "en_us";
+	private static final Gson GSON = new Gson();
+	private static Map<String, String> translations = Maps.newHashMap();
+	private static Map<String, String> defaultTranslations = Maps.newHashMap();
+	private static Map<String, String> languageNames = Maps.newHashMap();
+	
+	static {
+		translations = load(Config.getInstance().language);
+		defaultTranslations = load(DEFAULT_LANGUAGE);
+	}
+	
+	@SuppressWarnings("unchecked")
+	public static Map<String, String> load(String language) {
+		try (InputStream inputStream = I18n.class.getResourceAsStream("/lang/" + language + ".json")) {
+			if (inputStream != null) {
+				try (BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream, StandardCharsets.UTF_8))) {
+					return GSON.fromJson(reader, Map.class);
+				}
+			}
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return Collections.emptyMap();
+	}
+	
+	public static String translate(String key) {
+		String value = translations.get(key);
+		if (value != null) {
+			return value;
+		}
+		value = defaultTranslations.get(key);
+		if (value != null) {
+			return value;
+		}
+		return key;
+	}
+	
+	public static String getLanguageName(String language) {
+		return languageNames.get(language);
+	}
+	
+	public static void setLanguage(String language) {
+		Config.getInstance().language = language;
+		try {
+			Config.getInstance().saveConfig();
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+	}
+	
+	public static ArrayList<String> getAvailableLanguages() {
+		ArrayList<String> list = new ArrayList<String>();
+		
+		try {
+			ImmutableList<ResourceInfo> resources = ClassPath.from(Thread.currentThread().getContextClassLoader()).getResources().asList();
+			Stream<ResourceInfo> dirStream = resources.stream();
+			dirStream.forEach(context -> {
+				String file = context.getResourceName();
+				if (file.startsWith("lang/") && file.endsWith(".json")) {
+					String fileName = file.substring(5, file.length() - 5);
+					list.add(fileName);
+					loadLanguageName(fileName);
+				}
+			});
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+		return list;
+	}
+	
+	private static void loadLanguageName(String fileName) {
+		try (InputStream stream = Thread.currentThread().getContextClassLoader().getResourceAsStream("lang/" + fileName + ".json")) {
+			try (BufferedReader reader = new BufferedReader(new InputStreamReader(stream, StandardCharsets.UTF_8))) {
+				Map<?, ?> map = GSON.fromJson(reader, Map.class);
+				languageNames.put(fileName, map.get("language").toString());
+			}
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+	}
+}
-- 
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