Update server.js

server.js

@@ -1,19 +1,25 @@
 const express = require("express");
 const multer = require("multer");
-const { imageToAscii } = require("ascii-image-converter");
+const { exec } = require("child_process");
 
 const app = express();
 const upload = multer({ storage: multer.memoryStorage() });
 
-app.post("/convert", upload.single("image"), async (req, res) => {
+app.post("/convert", upload.single("image"), (req, res) => {
     if (!req.file) return res.status(400).send("No image uploaded");
 
-    try {
-        const ascii = await imageToAscii(req.file.buffer, { colored: false });
-        res.type("text/plain").send(ascii);
-    } catch (err) {
-        res.status(500).send("Error processing image");
-    }
+    const width = req.query.width || 50;
+    const command = `jp2a --width=${width} -`;
+
+    const child = exec(command, { encoding: "utf8" });
+
+    child.stdin.write(req.file.buffer);
+    child.stdin.end();
+
+    let ascii = "";
+    child.stdout.on("data", (data) => (ascii += data));
+    child.stdout.on("end", () => res.type("text/plain").send(ascii));
+    child.stderr.on("data", () => res.status(500).send("Error processing image"));
 });
 
 app.listen(7860, () => console.log("Server running on port 7860"));