Update: 优化Python Online板卡下「本地文件系统」

boards/default_src/python_pyodide/others/filesystem-file-tree.js

@@ -0,0 +1,45 @@
+import * as path from 'path';
+import { FileTree } from 'mixly';
+import FileSystemFS from './filesystem-fs';
+
+
+export default class FileSystemFileTree extends FileTree {
+    constructor() {
+        super(new FileSystemFS());
+    }
+
+    async readFolder(inPath) {
+        const fs = this.getFS();
+        const [, status] = await fs.isDirectory(inPath);
+        let output = [];
+        if (!status) {
+            return output;
+        }
+        const result = await fs.readDirectory(inPath);
+        let children = [];
+        if (result.length == 2) {
+            children = result[1];
+        }
+        for (let data of children) {
+            const dataPath = path.join(inPath, data);
+            const [, isDirectory] = await fs.isDirectory(dataPath);
+            if (isDirectory) {
+                const [, isDirEmpty] = await fs.isDirectoryEmpty(dataPath);
+                output.push({
+                    type: 'folder',
+                    id: dataPath,
+                    children: !isDirEmpty,
+                    title: `/${this.getRootFolderName()}${dataPath}`
+                });
+            } else {
+                output.push({
+                    type: 'file',
+                    id: dataPath,
+                    children: false,
+                    title: `/${this.getRootFolderName()}${dataPath}`
+                });
+            }
+        }
+        return output;
+    }
+}