CR

nand2tetris · Oct 1, 2024 · f5c0766 · f5c0766
1 parent e7d6dc0
commit f5c0766
Show file tree

Hide file tree

Showing 2 changed files with 38 additions and 37 deletions.
diff --git a/components/src/file_utils.ts b/components/src/file_utils.ts
@@ -42,3 +42,40 @@ export function sortFiles(files: Stats[]) {
     }
   });
 }
+
+export async function cloneTree(
+  sourceFs: FileSystem,
+  targetFs: FileSystem,
+  dir = "/",
+  pathTransform: (path: string) => string,
+  overwrite = false,
+) {
+  const sourceDir = dir == "/" ? "" : dir;
+  const targetDir = pathTransform(sourceDir);
+
+  const sourceItems = await sourceFs.scandir(dir);
+
+  targetFs.mkdir(targetDir);
+  const targetItems = new Set(
+    (await targetFs.scandir(targetDir)).map((stat) => stat.name),
+  );
+
+  for (const item of sourceItems) {
+    if (item.isFile()) {
+      if (overwrite || !targetItems.has(item.name)) {
+        await targetFs.writeFile(
+          `${targetDir}/${item.name}`,
+          await sourceFs.readFile(`${sourceDir}/${item.name}`),
+        );
+      }
+    } else {
+      await cloneTree(
+        sourceFs,
+        targetFs,
+        `${sourceDir}/${item.name}`,
+        pathTransform,
+        overwrite,
+      );
+    }
+  }
+}
diff --git a/components/src/stores/base.context.ts b/components/src/stores/base.context.ts
@@ -11,6 +11,7 @@ import {
   useState,
 } from "react";
 import { useDialog } from "../dialog.js";
+import { cloneTree } from "../file_utils.js";
 import {
   FileSystemAccessFileSystemAdapter,
   openNand2TetrisDirectory,
@@ -21,43 +22,6 @@ import {
   removeLocalAdapterFromIndexedDB,
 } from "./base/indexDb.js";
 
-async function cloneTree(
-  sourceFs: FileSystem,
-  targetFs: FileSystem,
-  dir = "/",
-  pathTransform: (path: string) => string,
-  overwrite = false,
-) {
-  const sourceDir = dir == "/" ? "" : dir;
-  const targetDir = pathTransform(sourceDir);
-
-  const sourceItems = await sourceFs.scandir(dir);
-
-  targetFs.mkdir(targetDir);
-  const targetItems = new Set(
-    (await targetFs.scandir(targetDir)).map((stat) => stat.name),
-  );
-
-  for (const item of sourceItems) {
-    if (item.isFile()) {
-      if (overwrite || !targetItems.has(item.name)) {
-        await targetFs.writeFile(
-          `${targetDir}/${item.name}`,
-          await sourceFs.readFile(`${sourceDir}/${item.name}`),
-        );
-      }
-    } else {
-      await cloneTree(
-        sourceFs,
-        targetFs,
-        `${sourceDir}/${item.name}`,
-        pathTransform,
-        overwrite,
-      );
-    }
-  }
-}
-
 export interface BaseContext {
   fs: FileSystem;
   localFsRoot?: string;