const express = require("express");
const router = express.Router();
const db = require("../db");

// Get semua siswa
router.get("/", (req, res) => {
  db.query("SELECT * FROM siswa", (err, result) => {
    if (err) return res.status(500).json({ message: err.message });
    res.json(result); // data array
  });
});

// Tambah siswa
router.post("/add", (req, res) => {
  const { nama, kelas, umur } = req.body;

  if (!nama || !kelas || !umur) {
    return res.status(400).json({ message: "Semua field wajib diisi" });
  }

  db.query(
    "INSERT INTO siswa (nama, kelas, umur) VALUES (?, ?, ?)",
    [nama, kelas, umur],
    (err, result) => {
      if (err) return res.status(500).json({ message: err.message });
      res.json({ message: "Siswa berhasil ditambahkan!", id: result.insertId });
    }
  );
});

// Hapus siswa berdasarkan ID
router.delete("/delete/:id", (req, res) => {
  const { id } = req.params;

  db.query("DELETE FROM siswa WHERE id = ?", [id], (err, result) => {
    if (err) return res.status(500).json({ message: err.message });
    if (result.affectedRows === 0)
      return res.status(404).json({ message: "Siswa tidak ditemukan" });

    res.json({ message: "Siswa berhasil dihapus!" });
  });
});

module.exports = router;