readd route.ts

frontend/src/app/api/categories/route.ts

@@ -0,0 +1,56 @@
+import { Metadata, Script } from "@/lib/types";
+import { promises as fs } from "fs";
+import { NextResponse } from "next/server";
+import path from "path";
+
+export const dynamic = "force-static";
+
+const jsonDir = "public/json";
+const metadataFileName = "metadata.json";
+const encoding = "utf-8";
+
+const getMetadata = async () => {
+  const filePath = path.resolve(jsonDir, metadataFileName);
+  const fileContent = await fs.readFile(filePath, encoding);
+  const metadata: Metadata = JSON.parse(fileContent);
+  return metadata;
+};
+
+const getScripts = async () => {
+  const filePaths = (await fs.readdir(jsonDir))
+    .filter((fileName) => fileName !== metadataFileName)
+    .map((fileName) => path.resolve(jsonDir, fileName));
+
+  const scripts = await Promise.all(
+    filePaths.map(async (filePath) => {
+      const fileContent = await fs.readFile(filePath, encoding);
+      const script: Script = JSON.parse(fileContent);
+      return script;
+    }),
+  );
+  return scripts;
+};
+
+export async function GET() {
+  try {
+    const metadata = await getMetadata();
+    const scripts = await getScripts();
+
+    const categories = metadata.categories
+      .map((category) => {
+        category.scripts = scripts.filter((script) =>
+          script.categories.includes(category.id),
+        );
+        return category;
+      })
+      .sort((a, b) => a.sort_order - b.sort_order);
+
+    return NextResponse.json(categories);
+  } catch (error) {
+    console.error(error as Error);
+    return NextResponse.json(
+      { error: "Failed to fetch categories" },
+      { status: 500 },
+    );
+  }
+}