OPEN-ISP v0.5 (pickle-lime) — rilis open-source perdana

Aplikasi billing & manajemen ISP (fiber optic) — PWA pelanggan, portal teknisi & kolektor,
admin panel lengkap, multi-vendor OLT, RADIUS, WhatsApp/Telegram, pembayaran QRIS.

Kredit & lisensi (ISC):
- Base kode & repo: alijayanet/billing-rtrw oleh Alijaya Net — terima kasih banyak
  atas base kode dan repo yang bermanfaat.
- Add-on: GoWA, LibreSpeed/OpenSpeedTest, Uptime Kuma, notification-forwarder.
- Dikembangkan menjadi OPEN-ISP oleh oxpoe — https://github.com/oxpoe/open-isp

services/odpService.js

@@ -0,0 +1,124 @@
+const db = require('../config/database');
+
+/**
+ * ODP SERVICE
+ * Mengelola data Optical Distribution Point (ODP) + skema port.
+ * - port_capacity = jumlah maksimal port pada ODP.
+ * - customers.pon_port = nomor port ODP yang dipakai pelanggan.
+ */
+
+function getAllOdps() {
+  return db.prepare(`
+    SELECT o.*, olt.name as olt_name 
+    FROM odps o 
+    LEFT JOIN olts olt ON o.olt_id = olt.id 
+    ORDER BY o.name ASC
+  `).all();
+}
+
+function getOdpById(id) {
+  return db.prepare('SELECT * FROM odps WHERE id = ?').get(id);
+}
+
+function parseCapacity(v) {
+  const n = parseInt(v, 10);
+  return (Number.isFinite(n) && n > 0) ? n : 16;
+}
+
+function createOdp(data) {
+  const capacity = parseCapacity(data.port_capacity);
+  const stmt = db.prepare(`
+    INSERT INTO odps (name, olt_id, pon_port, port_capacity, lat, lng, description)
+    VALUES (?, ?, ?, ?, ?, ?, ?)
+  `);
+  return stmt.run(
+    data.name,
+    data.olt_id ? parseInt(data.olt_id) : null,
+    data.pon_port || '',
+    capacity,
+    data.lat || '',
+    data.lng || '',
+    data.description || ''
+  );
+}
+
+function updateOdp(id, data) {
+  const capacity = parseCapacity(data.port_capacity);
+  const usage = getOdpPortUsage(id);
+  if (usage && capacity < usage.usedCount) {
+    throw new Error('Kapasitas port (' + capacity + ') lebih kecil dari jumlah port yang sudah terpakai (' + usage.usedCount + ').');
+  }
+  const stmt = db.prepare(`
+    UPDATE odps 
+    SET name = ?, olt_id = ?, pon_port = ?, port_capacity = ?, lat = ?, lng = ?, description = ?
+    WHERE id = ?
+  `);
+  return stmt.run(
+    data.name,
+    data.olt_id ? parseInt(data.olt_id) : null,
+    data.pon_port || '',
+    capacity,
+    data.lat || '',
+    data.lng || '',
+    data.description || '',
+    id
+  );
+}
+
+function deleteOdp(id) {
+  return db.prepare('DELETE FROM odps WHERE id = ?').run(id);
+}
+
+function getOdpPortUsage(odpId) {
+  const odp = getOdpById(odpId);
+  if (!odp) return null;
+  const usedRaw = db.prepare("SELECT pon_port, name, pppoe_username FROM customers WHERE odp_id = ? AND pon_port IS NOT NULL AND TRIM(pon_port) != ''").all(odpId);
+  const usedBy = {};
+  for (const r of usedRaw) {
+    const p = String(r.pon_port).trim();
+    if (p && usedBy[p] === undefined) usedBy[p] = { name: r.name || '', pppoe: String(r.pppoe_username || '').toLowerCase() };
+  }
+  const usedPorts = Object.keys(usedBy).sort((a, b) => a.localeCompare(b, 'id-ID', { numeric: true }));
+  const capacity = parseCapacity(odp.port_capacity);
+  const usedCount = usedPorts.length;
+  const remaining = Math.max(0, capacity - usedCount);
+  return { odpId: Number(odpId), capacity, usedCount, remaining, usedPorts, usedBy };
+}
+
+/**
+ * Validasi penempatan port pelanggan pada sebuah ODP.
+ * - Port tidak boleh melebihi kapasitas (maksimal port) ODP.
+ * - Port tidak boleh dipakai pelanggan lain pada ODP yang sama.
+ * Nilai non-numerik (data lama) dilewatkan agar tetap kompatibel.
+ */
+function validateOdpPort(odpId, ponPort, excludeCustomerId) {
+  if (odpId === undefined || odpId === null || String(odpId).trim() === '') return;
+  const portStr = String(ponPort === undefined || ponPort === null ? '' : ponPort).trim();
+  if (!portStr) return;
+  if (!/^\d+$/.test(portStr)) return;
+
+  const odp = getOdpById(Number(odpId));
+  if (!odp) throw new Error('ODP tidak ditemukan.');
+
+  const capacity = parseCapacity(odp.port_capacity);
+  const portNo = parseInt(portStr, 10);
+  if (portNo < 1 || portNo > capacity) {
+    throw new Error('Port ODP ' + portNo + ' melebihi kapasitas ODP "' + odp.name + '" (maksimal ' + capacity + ' port). Ubah kapasitas ODP bila perlu.');
+  }
+
+  const ex = (excludeCustomerId === undefined || excludeCustomerId === null || excludeCustomerId === '') ? null : Number(excludeCustomerId);
+  const dup = ex
+    ? db.prepare("SELECT id, name FROM customers WHERE odp_id = ? AND TRIM(COALESCE(pon_port,'')) = ? AND id != ? LIMIT 1").get(Number(odpId), portStr, ex)
+    : db.prepare("SELECT id, name FROM customers WHERE odp_id = ? AND TRIM(COALESCE(pon_port,'')) = ? LIMIT 1").get(Number(odpId), portStr);
+  if (dup) throw new Error('Port ODP ' + portNo + ' sudah dipakai oleh pelanggan "' + dup.name + '".');
+}
+
+module.exports = {
+  getAllOdps,
+  getOdpById,
+  createOdp,
+  updateOdp,
+  deleteOdp,
+  getOdpPortUsage,
+  validateOdpPort
+};