实现 #2969: 启动前日志列出mods目录的jar文件 (#3125)

* Support #2969: 启动前日志列出mods目录的jar文件

* Support #2969: 启动前日志列出mods目录jar文件

* Support #2969: 启动前日志中使用字符画列出mods目录模组文件

* Support #2969: 启动前日志中使用字符画列出mods目录模组文件

* Support #2969: 启动前日志中使用字符画列出mods目录模组文件

* Support #2969: 日志列出mods目录时不再过滤文件后缀

* Support #2969: 启动时日志列出mods目录（代码优化）

* Support #2969: 启动时日志列出mods目录（不再列出Zip内容）

* Support #2969

* Fix: checkstyle

---------

Co-authored-by: YELANDAOKONG <yelandaokong@yldk.xyz>

HMCL/src/main/java/org/jackhuang/hmcl/game/LauncherHelper.java

@@ -36,10 +36,14 @@ import org.jackhuang.hmcl.mod.ModpackProvider;
 import org.jackhuang.hmcl.setting.*;
 import org.jackhuang.hmcl.task.*;
 import org.jackhuang.hmcl.ui.*;
-import org.jackhuang.hmcl.ui.construct.*;
+import org.jackhuang.hmcl.ui.construct.DialogCloseEvent;
+import org.jackhuang.hmcl.ui.construct.MessageDialogPane;
 import org.jackhuang.hmcl.ui.construct.MessageDialogPane.MessageType;
+import org.jackhuang.hmcl.ui.construct.PromptDialogPane;
+import org.jackhuang.hmcl.ui.construct.TaskExecutorDialogPane;
 import org.jackhuang.hmcl.util.*;
 import org.jackhuang.hmcl.util.i18n.I18n;
+import org.jackhuang.hmcl.util.io.FileUtils;
 import org.jackhuang.hmcl.util.io.ResponseCodeException;
 import org.jackhuang.hmcl.util.platform.*;
 import org.jackhuang.hmcl.util.versioning.GameVersionNumber;
@@ -60,9 +64,10 @@ import static javafx.application.Platform.runLater;
 import static javafx.application.Platform.setImplicitExit;
 import static org.jackhuang.hmcl.ui.FXUtils.runInFX;
 import static org.jackhuang.hmcl.util.Lang.resolveException;
-import static org.jackhuang.hmcl.util.logging.Logger.LOG;
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
-import static org.jackhuang.hmcl.util.platform.Platform.*;
+import static org.jackhuang.hmcl.util.logging.Logger.LOG;
+import static org.jackhuang.hmcl.util.platform.Platform.SYSTEM_PLATFORM;
+import static org.jackhuang.hmcl.util.platform.Platform.isCompatibleWithX86Java;
 
 public final class LauncherHelper {
 
@@ -178,6 +183,9 @@ public final class LauncherHelper {
                 .thenComposeAsync(() -> logIn(account).withStage("launch.state.logging_in"))
                 .thenComposeAsync(authInfo -> Task.supplyAsync(() -> {
                     LaunchOptions launchOptions = repository.getLaunchOptions(selectedVersion, javaVersionRef.get(), profile.getGameDir(), javaAgents, scriptFile != null);
+
+                    LOG.info("Here's the structure of game mod directory:\n" + FileUtils.printFileStructure(repository.getModManager(selectedVersion).getModsDirectory(), 10));
+
                     return new HMCLGameLauncher(
                             repository,
                             version.get(),

HMCLCore/src/main/java/org/jackhuang/hmcl/util/io/DirectoryStructurePrinter.java

@@ -0,0 +1,99 @@
+package org.jackhuang.hmcl.util.io;
+
+import java.io.IOException;
+import java.nio.file.FileVisitResult;
+import java.nio.file.FileVisitor;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.attribute.BasicFileAttributes;
+
+final class DirectoryStructurePrinter {
+    private DirectoryStructurePrinter() {
+    }
+
+    public static String list(Path path, int maxDepth) throws IOException {
+        StringBuilder output = new StringBuilder(128);
+        list(path, maxDepth, output);
+        output.setLength(output.length() - 1);
+        return output.toString();
+    }
+
+    private static void list(Path path, int maxDepth, StringBuilder output) throws IOException {
+        output.append("Filesystem structure of: ").append(path).append('\n');
+
+        if (!Files.exists(path)) {
+            pushMessage(output, "nonexistent path", 1);
+            return;
+        }
+        if (Files.isRegularFile(path)) {
+            pushMessage(output, "regular file path", 1);
+            return;
+        }
+        if (Files.isDirectory(path)) {
+            Files.walkFileTree(path, new FileVisitor<Path>() {
+                private boolean isFolderEmpty;
+
+                private int depth = 1;
+
+                @Override
+                public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) {
+                    isFolderEmpty = true;
+
+                    pushFile(output, dir, depth);
+                    if (depth == maxDepth) {
+                        pushMessage(output, "too deep", depth);
+                        return FileVisitResult.SKIP_SUBTREE;
+                    }
+
+                    depth++;
+                    return FileVisitResult.CONTINUE;
+                }
+
+                @Override
+                public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) {
+                    isFolderEmpty = false;
+
+                    pushFile(output, file, depth);
+                    return FileVisitResult.CONTINUE;
+                }
+
+                @Override
+                public FileVisitResult visitFileFailed(Path file, IOException exc) {
+                    visitFile(file, null);
+
+                    pushMessage(output, exc.toString(), depth);
+                    return FileVisitResult.CONTINUE;
+                }
+
+                @Override
+                public FileVisitResult postVisitDirectory(Path dir, IOException exc) {
+                    if (isFolderEmpty) {
+                        pushMessage(output, "empty directory", depth);
+                    }
+
+                    depth--;
+                    return FileVisitResult.CONTINUE;
+                }
+            });
+            return;
+        }
+
+        pushMessage(output, "unknown file type", 1);
+    }
+
+    private static void pushFile(StringBuilder output, Path file, int depth) {
+        output.append("|");
+        for (int i = 1; i < depth; i++) {
+            output.append("  |");
+        }
+        output.append("-> ").append(FileUtils.getName(file)).append('\n');
+    }
+
+    private static void pushMessage(StringBuilder output, String message, int depth) {
+        output.append("| ");
+        for (int i = 1; i < depth; i++) {
+            output.append(" | ");
+        }
+        output.append('<').append(message).append(">\n");
+    }
+}

HMCLCore/src/main/java/org/jackhuang/hmcl/util/io/FileUtils.java

@@ -30,11 +30,7 @@ import java.nio.file.attribute.BasicFileAttributes;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.time.temporal.ChronoUnit;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Locale;
-import java.util.Objects;
-import java.util.Optional;
+import java.util.*;
 import java.util.function.Predicate;
 
 import static java.nio.charset.StandardCharsets.UTF_8;
@@ -591,4 +587,8 @@ public final class FileUtils {
 
         Files.move(tmpFile, file, StandardCopyOption.REPLACE_EXISTING);
     }
+
+    public static String printFileStructure(Path path, int maxDepth) throws IOException {
+        return DirectoryStructurePrinter.list(path, maxDepth);
+    }
 }