const express = require("express");
const Appointment = require("../models/Appointment");

const router = express.Router();

// Get all appointments
router.get("/", async (req, res) => {
  try {
    const appointments = await Appointment.find()
      .populate("courseId", "name department")
      .populate("facultyId", "name email");
    res.json(appointments);
  } catch (error) {
    res.status(500).json({ error: "Failed to fetch appointments" });
  }
});

// Create a new appointment
router.post("/", async (req, res) => {
    try {
      const { courseId, facultyId, appointmentType } = req.body;
  
      const newAppointment = new Appointment({
        courseId,
        facultyId,
        appointmentType,
      });
  
      await newAppointment.save();
      res.status(201).json(newAppointment);
    } catch (error) {
      res.status(400).json({ error: "Failed to create appointment" });
    }
  });

// Get appointment by ID
router.get("/:id", async (req, res) => {
  try {
    const appointment = await Appointment.findOne({ appointmentId: req.params.id })
      .populate("courseId", "name department")
      .populate("facultyId", "name email");
    if (!appointment) {
      return res.status(404).json({ error: "Appointment not found" });
    }
    res.json(appointment);
  } catch (error) {
    res.status(500).json({ error: "Failed to fetch appointment" });
  }
});

module.exports = router;