feat: 国际化

src/main/java/org/ceciliastudio/modpackconverter/Converter.java

@@ -1,6 +1,8 @@
 package org.ceciliastudio.modpackconverter;
 
 import org.ceciliastudio.modpackconverter.util.FileUtil;
+import org.ceciliastudio.modpackconverter.util.I18n;
+import org.ceciliastudio.modpackconverter.util.Logger;
 import org.ceciliastudio.modpackconverter.util.ZipUtil;
 
 import java.io.IOException;
@@ -63,21 +65,21 @@ public static void convert(Path modpackPath, Path destination) throws IOExceptio
         Path mrpackDirectory = Files.createDirectory(tempDirectory.resolve("mrpack"));
         String name = modpackPath.getFileName().toString().replaceFirst("\\.[^.]+$", "");
         try {
-            System.out.println("正在解压整合包文件……");
+            Logger.info("log.extracting_modpack");
             ZipUtil.unzip(modpackPath, tempDirectory);
-            System.out.println("正在查找实例……");
+            Logger.info("log.searching_instance");
             Optional<Path> instanceRoot = findInstanceRoot(tempDirectory);
             if (instanceRoot.isEmpty()) {
-                System.err.println("未找到符合要求的实例目录");
-                throw new RuntimeException("未找到符合要求的实例目录。");
+                Logger.error("log.no_instances_was_found");
+                throw new RuntimeException(I18n.localized("log.no_instances_was_found"));
             }
-            System.out.println("正在生成 Modrinth 整合包……");
+            Logger.info("log.generating_mrpack");
             generateModrinthManifest(name, "未知", "未知", Map.of("minecraft", "1.21"), mrpackDirectory.resolve("modrinth.index.json"));
-            System.out.println("正在拷贝文件……");
+            Logger.info("log.copying_files");
             copyInstanceFiles(instanceRoot.get(), mrpackDirectory.resolve("overrides"));
-            System.out.println("正在创建压缩包……");
+            Logger.info("log.creating_archive");
             ZipUtil.zip(mrpackDirectory, destination);
-            System.out.println("整合包转换完成");
+            Logger.info("log.modpack_convert_finished");
         } finally {
             Files.walkFileTree(tempDirectory, new SimpleFileVisitor<>() {
                 @Override

src/main/java/org/ceciliastudio/modpackconverter/util/I18n.java

@@ -0,0 +1,12 @@
+package org.ceciliastudio.modpackconverter.util;
+
+import java.util.Locale;
+import java.util.ResourceBundle;
+
+public class I18n {
+    public static final ResourceBundle BUNDLE = ResourceBundle.getBundle("I18n", Locale.getDefault());
+
+    public static String localized(String key) {
+        return BUNDLE.getString(key);
+    }
+}

src/main/java/org/ceciliastudio/modpackconverter/util/Logger.java

@@ -0,0 +1,14 @@
+package org.ceciliastudio.modpackconverter.util;
+
+public class Logger {
+    public static void info(String key) {
+        System.out.println(I18n.localized(key));
+    }
+
+    public static void error(String key) {
+        System.err.println(I18n.localized(key));
+    }
+
+    private Logger() {
+    }
+}

src/main/resources/I18n.properties

@@ -0,0 +1,7 @@
+log.extracting_modpack=Extracting the modpack file...
+log.searching_instance=Searching for instances...
+log.no_instances_was_found=No matching instance directory found
+log.generating_mrpack=Generating Modrinth modpack...
+log.copying_files=Copying files...
+log.creating_archive=Creating archive...
+log.modpack_convert_finished=Modpack conversion finished

src/main/resources/I18n_zh_CN.properties

@@ -0,0 +1,7 @@
+log.extracting_modpack=正在解压整合包文件……
+log.searching_instance=正在查找实例……
+log.no_instances_was_found=未找到符合要求的实例目录
+log.generating_mrpack=正在生成 Modrinth 整合包……
+log.copying_files=正在拷贝文件……
+log.creating_archive=正在创建压缩包……
+log.modpack_convert_finished=整合包转换完成