fix(knowledge): restore classification colors and scroll-synced outline

product-source/hololake-clean-desktop/src-tauri/src/lib.rs

@@ -200,7 +200,14 @@ fn copy_import(src: &Path, dst: &Path, count: &mut usize) -> Result<(), String>
             continue;
         }
         if p.is_dir() {
-            copy_import(&p, dst, count)?;
+            let folder_name = clean_title(
+                p.file_name()
+                    .and_then(|value| value.to_str())
+                    .unwrap_or("未命名分类"),
+            )?;
+            let child = dst.join(folder_name);
+            fs::create_dir_all(&child).map_err(|e| e.to_string())?;
+            copy_import(&p, &child, count)?;
             continue;
         }
         let ext = p
@@ -243,7 +250,12 @@ async fn import_knowledge_folder(app: AppHandle) -> Result<Option<MutationReceip
     };
     let src = folder.into_path().map_err(|e| e.to_string())?;
     let root = storage::knowledge_root(&app)?;
-    let dst = root.join("docs").join("导入");
+    let source_name = clean_title(
+        src.file_name()
+            .and_then(|value| value.to_str())
+            .unwrap_or("外部知识库"),
+    )?;
+    let dst = root.join("docs").join("导入").join(source_name);
     fs::create_dir_all(&dst).map_err(|e| e.to_string())?;
     let mut count = 0;
     copy_import(&src, &dst, &mut count)?;
@@ -367,4 +379,27 @@ mod tests {
     fn title_sanitizes_paths() {
         assert_eq!(clean_title("a/b").unwrap(), "a-b")
     }
+    #[test]
+    fn folder_import_preserves_classification_tree() {
+        let source = tempfile::tempdir().unwrap();
+        let destination = tempfile::tempdir().unwrap();
+        let category = source.path().join("产品架构");
+        fs::create_dir_all(&category).unwrap();
+        fs::write(category.join("决定.txt"), "分类内容").unwrap();
+        let mut count = 0;
+        copy_import(source.path(), destination.path(), &mut count).unwrap();
+        assert_eq!(count, 1);
+        let imported = fs::read_dir(destination.path().join("产品架构"))
+            .unwrap()
+            .collect::<Result<Vec<_>, _>>()
+            .unwrap();
+        assert_eq!(imported.len(), 1);
+        assert_eq!(
+            imported[0]
+                .path()
+                .extension()
+                .and_then(|value| value.to_str()),
+            Some("md")
+        );
+    }
 }