[WIP] Dynamically fetching maps from files

app/app.ts

@@ -0,0 +1,39 @@
+import express from 'express';
+import * as fs from "node:fs";
+
+const app = express();
+
+app.get('/maps/list', async (req, res) => {
+    // Returns a JSON list of available maps (all TMJ files)
+    const mapsDir = './';
+
+    // Recursive function to find all .tmj files
+    async function findTmjFiles(dir: string, baseDir: string = dir): Promise<string[]> {
+        const files = await fs.promises.readdir(dir, { withFileTypes: true });
+        const tmjFiles: string[] = [];
+
+        for (const file of files) {
+            const fullPath = `${dir}/${file.name}`;
+
+            if (file.isDirectory()) {
+                // Recursively search subdirectories
+                const subFiles = await findTmjFiles(fullPath, baseDir);
+                tmjFiles.push(...subFiles);
+            } else if (file.name.endsWith('.tmj')) {
+                // Get relative path from base directory with .tmj extension
+                const relativePath = fullPath.substring(baseDir.length + 1);
+                tmjFiles.push(relativePath);
+            }
+        }
+
+        return tmjFiles;
+    }
+
+    const maps = await findTmjFiles(mapsDir);
+    res.json(maps);
+});
+
+if (import.meta.env.PROD)
+    app.listen(3000);
+
+export const viteNodeApp = app;