fix duplicated preload

Author: codehz

hash.ts

@@ -0,0 +1,10 @@
+import { join, parse } from "node:path";
+
+export function hashremap(input: string, hash: string) {
+  const parsed = parse(input);
+  return `${join(parsed.dir, parsed.name)}-${hash}${parsed.ext}`;
+}
+
+export function generateHashedName(name: string, hash: Record<string, string>) {
+  return hash[name] ? hashremap(name, hash[name]) : name;
+}

index.tsx

@@ -1,9 +1,10 @@
 import { FileSystemRouter, type BunFile } from "bun";
 import { NJSON } from "next-json";
 import { readFileSync, statSync } from "node:fs";
-import { join, parse, relative } from "node:path";
+import { join, relative } from "node:path";
 import { renderToReadableStream } from "react-dom/server";
 import { ClientOnlyError } from "./client";
+import { hashremap } from "./hash";
 import { MetaContext, PreloadModule } from "./preload";
 
 export class StaticRouters {
@@ -225,11 +226,6 @@ function* scanCacheDependencies(
   } catch {}
 }
 
-function hashremap(input: string, hash: string) {
-  const parsed = parse(input);
-  return `${join(parsed.dir, parsed.name)}-${hash}${parsed.ext}`;
-}
-
 export class StaticFileCache {
   #cache = new Map<string, BunFile>();
   constructor(public base: string) {}

preload.tsx

@@ -1,5 +1,6 @@
 import { createContext, use } from "react";
 import { preloadModule, type PreloadModuleOptions } from "react-dom";
+import { generateHashedName } from "./hash";
 
 // @ignore
 export const MetaContext = createContext<{
@@ -19,10 +20,6 @@ function* walkDependencies(
   }
 }
 
-function generateHashedName(name: string, hash: Record<string, string>) {
-  return hash[name] ? `${name}?${hash[name]}` : name;
-}
-
 export function PreloadModule({
   module,
   ...options