app.js

const express = require("express");
const swaggerUi = require("swagger-ui-express");
const swaggerDocument = require("./swagger.json");

// Routes
const compilerRoutes = require("./routes/compiler.routes");
const authRoutes = require("./routes/auth.routes");
const adminRoutes = require("./routes/admin.routes");
const teacherRoutes = require("./routes/teacher.routes");
const studentRoutes = require("./routes/student.routes");
const submissionRoutes = require("./routes/submission.routes");
const examSubmitRoutes = require("./routes/examSubmit.routes");
const manualEvaluationRoutes = require("./routes/manualEvaluation.routes");
const resultPublishRoutes = require("./routes/resultPublish.routes");
const studentResultRoutes = require("./routes/studentResult.routes");
const evaluationCriteriaRoutes = require("./routes/evaluationCriteria.routes");
const finalResultRoutes = require("./routes/finalResult.routes");

const app = express();
app.use(express.json());

/* =========================
   SWAGGER (WORKING ON VERCEL)
   ========================= */

app.use(
  "/api-docs",
  swaggerUi.serve,
  swaggerUi.setup(swaggerDocument, {
    swaggerOptions: {
      persistAuthorization: true
    }
  })
);

/* =========================
   ROUTES
   ========================= */

app.use("/auth", authRoutes);
app.use("/admin", adminRoutes);

// Teacher
app.use("/teacher", teacherRoutes);
app.use("/teacher", manualEvaluationRoutes);
app.use("/teacher", resultPublishRoutes);
app.use("/teacher", evaluationCriteriaRoutes);
app.use("/teacher", finalResultRoutes);

// Student
app.use("/student", studentRoutes);
app.use("/student", submissionRoutes);
app.use("/student", examSubmitRoutes);
app.use("/student", studentResultRoutes);

// ⚠️ IMPORTANT: compiler routes NOT at "/"
app.use("/compiler", compilerRoutes);

app.get("/", (req, res) => {
  res.send("Welcome to CampusCode backend");
});

module.exports = app;