Update index.js

index.js

@@ -1,9 +1,9 @@
 const express = require("express");
 const app = express();
-const bodyP = require("body-parser");
+const bodyParser = require("body-parser");
 const cors = require("cors");
-const fs = require('fs');
-const { exec } = require('child_process');
+const fs = require("fs");
+const { exec } = require("child_process");
 const compiler = require("compilex");
 const options = { stats: true };
 compiler.init(options);
@@ -13,116 +13,45 @@ app.use(express.urlencoded({ extended: true }));
 app.use(cors());
 
 app.get("/", function (req, res) {
-  
   res.send("Hello World!!");
 });
 
-app.post('/compile', (req, res) => {
-    const javaCode = req.body.code; // Assuming code is sent as a POST parameter
-
-    // Write the Java code to Main.java file
-    fs.writeFile('/code/temp/Main.java', javaCode, (err) => {
-        if (err) {
-            console.error(err);
-            res.status(500).send('Error writing Java file');
-            return;
+app.post("/compile", (req, res) => {
+  const { code, input } = req.body; // Assuming code and input are sent as POST parameters
+
+  // Write the Java code to Main.java file
+  fs.writeFile("/code/temp/Main.java", code, (err) => {
+    if (err) {
+      console.error(err);
+      res.status(500).send("Error writing Java file");
+      return;
+    }
+
+    // Compile and run the Java code with input
+    const javaProcess = exec(
+      "javac -d /code/temp /code/temp/Main.java && java -cp /code/temp Main",
+      (error, stdout, stderr) => {
+        if (error) {
+          console.error(error);
+          res.status(500).send("Error compiling or executing Java code");
+          return;
         }
 
-        // Compile and run the Java code
-        exec('javac -d /code/temp /code/temp/Main.java && java -cp /code/temp Main', (error, stdout, stderr) => {
-            if (error) {
-                console.error(error);
-                res.status(500).send('Error compiling or executing Java code');
-                return;
-            }
-
-            console.log(stdout);
-            console.error(stderr);
-            res.send(stdout);
-        });
-    });
+        console.log(stdout);
+        console.error(stderr);
+        res.send(stdout);
+      }
+    );
+
+    // Pass input to the Java process
+    if (input) {
+      javaProcess.stdin.write(input);
+      javaProcess.stdin.end();
+    }
+  });
 });
 
-// app.post("/compile", function (req, res) {
-//   var code = req.body.code;
-//   var input = req.body.input;
-//   var lang = req.body.lang;
-//   console.log(code + " " + input + " " + lang);
-
-//   try {
-//     if (lang == "Cpp") {
-//       if (!input) {
-//         var envData = {
-//           OS: "linux",
-//           cmd: "g++",
-//           options: { timeout: 10000 },
-//         };
-//         compiler.compileCPP(envData, code, function (data) {
-//           if (data.output) {
-//             res.send(data);
-//           } else {
-//             res.send({ error: data.error });
-//           }
-//         });
-//       } else {
-//         var envData = {
-//           OS: "linux",
-//           cmd: "g++",
-//           options: { timeout: 10000 },
-//         };
-//         compiler.compileCPPWithInput(envData, code, input, function (data) {
-//           if (data.output) {
-//             res.send(data);
-//           } else {
-//             res.send({ error: data.error });
-//           }
-//         });
-//       }
-//     } else if (lang == "Java") {
-//     if (!input) {
-//         var envData = { OS: "linux" };
-//         compiler.compileJava(envData, code, function (data) {
-//             if (data.output) {
-//                 res.send(data);
-//             } else {
-//                 res.send({ error: data.error });
-//             }
-//         });
-//     } else {
-//         var envData = { OS: "linux" };
-
-//         compiler.compileJavaWithInput(envData, code, input, function (data) {
-//             if (data.output) {
-//                 res.send(data);
-//             } else {
-//                 res.send({ error: data.error });
-//             }
-//         });
-//     }
-// }else if (lang == "Python") {
-//       if (!input) {
-//         var envData = { OS: "linux" };
-//         compiler.compilePython(envData, code, function (data) {
-//           if (data.output) {
-//             res.send(data);
-//           } else {
-//             res.send({ error: data.error });
-//           }
-//         });
-//       } else {
-//         var envData = { OS: "linux" };
-//         compiler.compilePythonWithInput(envData, code, input, function (data) {
-//           if (data.output) {
-//             res.send(data);
-//           } else {
-//             res.send({ error: data.error });
-//           }
-//         });
-//       }
-//     }
-//   } catch (e) {
-//     console.log("error:" + e);
-//   }
-// });
-const port = 7860
-app.listen(port, () => { console.log(`Open http://localhost:${port}`) })
+const port = 7860;
+app.listen(port, () => {
+  console.log(`Open http://localhost:${port}`);
+});