From 05bdd5b1f0dd9ae91dfb59c1e31954e5de6115b0 Mon Sep 17 00:00:00 2001
From: Avatcher <pravdindmytro@gmail.com>
Date: Mon, 1 Apr 2024 05:47:19 +0200
Subject: [PATCH] Ignore file changes in hidden folders

---
 .../avatar/local/LocalAvatarLoader.java       |  7 ++--
 .../org/figuramc/figura/utils/IOUtils.java    | 34 +++++++++++++++++++
 2 files changed, 39 insertions(+), 2 deletions(-)

diff --git a/common/src/main/java/org/figuramc/figura/avatar/local/LocalAvatarLoader.java b/common/src/main/java/org/figuramc/figura/avatar/local/LocalAvatarLoader.java
index b768e52fe..2026efe4c 100644
--- a/common/src/main/java/org/figuramc/figura/avatar/local/LocalAvatarLoader.java
+++ b/common/src/main/java/org/figuramc/figura/avatar/local/LocalAvatarLoader.java
@@ -15,7 +15,10 @@
 import org.figuramc.figura.utils.FiguraText;
 import org.figuramc.figura.utils.IOUtils;
 
-import java.io.*;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
 import java.nio.file.*;
 import java.util.*;
 import java.util.concurrent.CompletableFuture;
@@ -310,7 +313,7 @@ public static void tick() {
                 Path path = entry.getKey().resolve((Path) event.context());
                 String name = IOUtils.getFileNameOrEmpty(path);
 
-                if (IOUtils.isHidden(path) || !(Files.isDirectory(path) || name.matches("(.*(\\.lua|\\.bbmodel|\\.ogg|\\.png)$|avatar\\.json)")))
+                if (IOUtils.isHiddenAvatarResource(path) || !(Files.isDirectory(path) || name.matches("(.*(\\.lua|\\.bbmodel|\\.ogg|\\.png)$|avatar\\.json)")))
                     continue;
 
                 if (kind == StandardWatchEventKinds.ENTRY_CREATE && !IS_WINDOWS)
diff --git a/common/src/main/java/org/figuramc/figura/utils/IOUtils.java b/common/src/main/java/org/figuramc/figura/utils/IOUtils.java
index b3fce4dbf..c3c7d4a98 100644
--- a/common/src/main/java/org/figuramc/figura/utils/IOUtils.java
+++ b/common/src/main/java/org/figuramc/figura/utils/IOUtils.java
@@ -3,6 +3,7 @@
 import net.minecraft.nbt.CompoundTag;
 import net.minecraft.nbt.NbtIo;
 import org.figuramc.figura.FiguraMod;
+import org.jetbrains.annotations.NotNull;
 
 import java.io.IOException;
 import java.io.InputStream;
@@ -166,6 +167,39 @@ public static boolean isHidden(Path path) {
         return hidden || getFileNameOrEmpty(path).startsWith(".");
     }
 
+    /**
+     * Checks, if given file is a hidden avatar resource.
+     * Avatar resource is hidden, if it is contained within
+     * a hidden folder. Folder is considered "hidden" if either
+     * it is marked as "hidden" by the OS or folder's name starts
+     * with a `{@code .}` (dot), or if it is contained within
+     * another hidden folder.
+     *
+     * @param path Path of the file to check
+     * @return {@code true} if given file is hidden
+     */
+    public static boolean isHiddenAvatarResource(@NotNull Path path) {
+        final Path avatarsDirectory = FiguraMod.getFiguraDirectory().resolve("avatars/");
+        if (!path.toAbsolutePath().startsWith(avatarsDirectory.toAbsolutePath())) {
+            throw new IllegalArgumentException("A path to a file within avatars folder was expected");
+        }
+        try {
+            // Iterate through all parent folders of the avatars
+            // resource to find a hidden one (if any)
+            for (Path parent = path;
+                 !Files.isSameFile(parent, avatarsDirectory);
+                 parent = parent.resolve("..").normalize()) {
+                if (Files.isHidden(parent) || parent.getFileName().toString().startsWith(".")) {
+                    return true;
+                }
+            }
+            return false;
+        } catch (IOException e) {
+            FiguraMod.LOGGER.error("Failed to get if \"" + path + "\" is hidden", e);
+            return false;
+        }
+    }
+
     public static class DirWrapper {
         private final Path path;