/**
 * DZS OEM Transceiver Catalog Seed
 *
 * Seeds DZS-branded transceiver PIDs for FiberXtend, E-series, MXK,
 * and MALC fiber access / broadband platforms (formerly Zhone Technologies).
 *
 * Sources:
 *  - DZS Product Catalog (dzsi.com)
 *  - DZS MXK / MALC Hardware Reference Guides
 *  - DZS FiberXtend Platform Data Sheets
 *
 * Run:  tsx packages/scraper/src/scrapers/dzs-oem.ts
 * Cron: daily at 13:45
 */

import { pool, ensureVendor } from "../utils/db";

interface DzsPID {
  pid: string;
  formFactor: string;
  speedGbps: number;
  speed: string;
  reachMeters: number;
  reachLabel: string;
  fiberType: string;
  connector: string;
  wavelengths?: string;
  standard?: string;
  notes?: string;
}

const DZS_PIDS: DzsPID[] = [
  // ── 1G SFP — GPON / EPON OLT ────────────────────────────────────────────
  { pid: "SFP-GPON-CLASS-B+",  formFactor: "SFP",    speedGbps: 1,   speed: "GPON",     reachMeters: 20000, reachLabel: "GPON-20K",  fiberType: "SMF", connector: "SC",   wavelengths: "1490/1310nm", standard: "G.984",    notes: "DZS GPON OLT SFP Class B+" },
  { pid: "SFP-GPON-CLASS-C+",  formFactor: "SFP",    speedGbps: 1,   speed: "GPON",     reachMeters: 20000, reachLabel: "GPON-C+",   fiberType: "SMF", connector: "SC",   wavelengths: "1490/1310nm",                        notes: "DZS GPON OLT SFP Class C+" },
  { pid: "SFP-EPON-1G",        formFactor: "SFP",    speedGbps: 1,   speed: "EPON",     reachMeters: 20000, reachLabel: "EPON-20K",  fiberType: "SMF", connector: "SC",   wavelengths: "1490/1310nm", standard: "802.3ah",  notes: "DZS EPON OLT SFP 1G/1G" },

  // ── 1G SFP — Standard ────────────────────────────────────────────────────
  { pid: "SFP-1G-SX",          formFactor: "SFP",    speedGbps: 1,   speed: "1G",       reachMeters: 550,   reachLabel: "SX",        fiberType: "MMF", connector: "LC",   wavelengths: "850nm",       standard: "1000BASE-SX" },
  { pid: "SFP-1G-LX",          formFactor: "SFP",    speedGbps: 1,   speed: "1G",       reachMeters: 10000, reachLabel: "LX",        fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",      standard: "1000BASE-LX" },
  { pid: "SFP-1G-ZX",          formFactor: "SFP",    speedGbps: 1,   speed: "1G",       reachMeters: 80000, reachLabel: "ZX",        fiberType: "SMF", connector: "LC",   wavelengths: "1550nm",      standard: "1000BASE-ZX" },
  { pid: "SFP-1G-T",           formFactor: "SFP",    speedGbps: 1,   speed: "1G",       reachMeters: 100,   reachLabel: "T",         fiberType: "DAC", connector: "RJ45",                             standard: "1000BASE-T" },

  // ── 10G SFP+ — XGS-PON OLT ───────────────────────────────────────────────
  { pid: "SFP-XGS-PON",        formFactor: "SFP+",   speedGbps: 10,  speed: "XGS-PON",  reachMeters: 20000, reachLabel: "XGS-PON",   fiberType: "SMF", connector: "SC",   wavelengths: "1577/1270nm", standard: "G.9807.1", notes: "DZS XGS-PON OLT SFP+" },

  // ── 10G SFP+ — Standard ──────────────────────────────────────────────────
  { pid: "SFP-10G-SR",         formFactor: "SFP+",   speedGbps: 10,  speed: "10G",      reachMeters: 300,   reachLabel: "SR",        fiberType: "MMF", connector: "LC",   wavelengths: "850nm",       standard: "10GBASE-SR" },
  { pid: "SFP-10G-LR",         formFactor: "SFP+",   speedGbps: 10,  speed: "10G",      reachMeters: 10000, reachLabel: "LR",        fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",      standard: "10GBASE-LR" },
  { pid: "SFP-10G-ER",         formFactor: "SFP+",   speedGbps: 10,  speed: "10G",      reachMeters: 40000, reachLabel: "ER",        fiberType: "SMF", connector: "LC",   wavelengths: "1550nm",      standard: "10GBASE-ER" },
  { pid: "SFP-10G-ZR",         formFactor: "SFP+",   speedGbps: 10,  speed: "10G",      reachMeters: 80000, reachLabel: "ZR",        fiberType: "SMF", connector: "LC",   wavelengths: "1550nm",      standard: "10GBASE-ZR" },
  { pid: "SFP-10G-T",          formFactor: "SFP+",   speedGbps: 10,  speed: "10G",      reachMeters: 30,    reachLabel: "T",         fiberType: "DAC", connector: "RJ45",                             standard: "10GBASE-T" },

  // ── 25G SFP28 ────────────────────────────────────────────────────────────
  { pid: "SFP28-25G-SR",       formFactor: "SFP28",  speedGbps: 25,  speed: "25G",      reachMeters: 100,   reachLabel: "SR",        fiberType: "MMF", connector: "LC",   wavelengths: "850nm",       standard: "25GBASE-SR" },
  { pid: "SFP28-25G-LR",       formFactor: "SFP28",  speedGbps: 25,  speed: "25G",      reachMeters: 10000, reachLabel: "LR",        fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",      standard: "25GBASE-LR" },

  // ── 40G QSFP+ ────────────────────────────────────────────────────────────
  { pid: "QSFP-40G-SR4",       formFactor: "QSFP+",  speedGbps: 40,  speed: "40G",      reachMeters: 150,   reachLabel: "SR4",       fiberType: "MMF", connector: "MPO",  wavelengths: "850nm",       standard: "40GBASE-SR4" },
  { pid: "QSFP-40G-LR4",       formFactor: "QSFP+",  speedGbps: 40,  speed: "40G",      reachMeters: 10000, reachLabel: "LR4",       fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",      standard: "40GBASE-LR4" },

  // ── 100G QSFP28 ──────────────────────────────────────────────────────────
  { pid: "QSFP28-100G-SR4",    formFactor: "QSFP28", speedGbps: 100, speed: "100G",     reachMeters: 100,   reachLabel: "SR4",       fiberType: "MMF", connector: "MPO",  wavelengths: "850nm",       standard: "100GBASE-SR4" },
  { pid: "QSFP28-100G-LR4",    formFactor: "QSFP28", speedGbps: 100, speed: "100G",     reachMeters: 10000, reachLabel: "LR4",       fiberType: "SMF", connector: "LC",   wavelengths: "1295-1310nm", standard: "100GBASE-LR4" },
  { pid: "QSFP28-100G-CWDM4",  formFactor: "QSFP28", speedGbps: 100, speed: "100G",     reachMeters: 2000,  reachLabel: "CWDM4",     fiberType: "SMF", connector: "LC",   wavelengths: "1271-1331nm", standard: "100GBASE-CWDM4" },

  // ── DAC ──────────────────────────────────────────────────────────────────
  { pid: "DAC-10G-1M",         formFactor: "SFP+",   speedGbps: 10,  speed: "10G",      reachMeters: 1,     reachLabel: "DAC-1M",    fiberType: "DAC", connector: "SFP+" },
  { pid: "DAC-10G-3M",         formFactor: "SFP+",   speedGbps: 10,  speed: "10G",      reachMeters: 3,     reachLabel: "DAC-3M",    fiberType: "DAC", connector: "SFP+" },
  { pid: "DAC-100G-1M",        formFactor: "QSFP28", speedGbps: 100, speed: "100G",     reachMeters: 1,     reachLabel: "DAC-1M",    fiberType: "DAC", connector: "QSFP28" },
];

export async function scrapeDzsOem(): Promise<void> {
  console.log("=== DZS OEM Transceiver Seed ===\n");

  const vendorId = await ensureVendor(
    "DZS",
    "oem",
    "https://www.dzsi.com",
    undefined
  );

  let inserted = 0;
  let updated  = 0;
  let errors   = 0;

  for (const p of DZS_PIDS) {
    const slug = `dzs-${p.pid.toLowerCase().replace(/[^a-z0-9]+/g, "-")}`;
    try {
      const res = await pool.query(
        `INSERT INTO transceivers
           (slug, part_number, vendor_id, form_factor, speed, speed_gbps,
            reach_meters, reach_label, fiber_type, connector, wavelengths,
            dom_support, ieee_reference, market_status, category, notes)
         VALUES ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,true,$12,'Mainstream','DataCenter',$13)
         ON CONFLICT (slug) DO UPDATE SET
           speed_gbps   = EXCLUDED.speed_gbps,
           reach_meters = CASE WHEN EXCLUDED.reach_meters > 0 THEN EXCLUDED.reach_meters ELSE transceivers.reach_meters END,
           fiber_type   = CASE WHEN EXCLUDED.fiber_type <> '' THEN EXCLUDED.fiber_type ELSE transceivers.fiber_type END,
           wavelengths  = COALESCE(EXCLUDED.wavelengths, transceivers.wavelengths),
           updated_at   = NOW()
         RETURNING (xmax = 0) as was_inserted`,
        [slug, p.pid, vendorId, p.formFactor, p.speed, p.speedGbps,
         p.reachMeters, p.reachLabel, p.fiberType, p.connector,
         p.wavelengths ?? null, p.standard ?? null, p.notes ?? null]
      );
      if (res.rows[0]?.was_inserted) inserted++; else updated++;
    } catch (err) {
      console.warn(`  Skip ${p.pid}: ${(err as Error).message.slice(0, 80)}`);
      errors++;
    }
  }

  console.log(`\n=== DZS OEM Seed Complete ===`);
  console.log(`  Inserted: ${inserted}`);
  console.log(`  Updated:  ${updated}`);
  console.log(`  Errors:   ${errors}`);
  console.log(`  Total PIDs: ${DZS_PIDS.length}\n`);
}

if (require.main === module) {
  scrapeDzsOem()
    .then(() => pool.end())
    .catch((err) => {
      console.error("Fatal:", err);
      pool.end();
      process.exit(1);
    });
}
