/**
 * EtherWAN OEM Transceiver Catalog Seed
 *
 * Seeds transceiver PIDs for EtherWAN industrial-grade SFP modules used in
 * EX/FX series managed switches for harsh environment deployments.
 *
 * Sources:
 *  - EtherWAN SFP module product pages (etherwan.com)
 *  - EtherWAN EX series hardware datasheets
 *
 * Run:  tsx packages/scraper/src/scrapers/etherwan-oem.ts
 * Cron: daily at 16:30
 */

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

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

const ETHERWAN_PIDS: EtherwanPID[] = [
  // ── 100M SFP ────────────────────────────────────────────────────────────
  { pid: "EX44018", formFactor: "SFP", speedGbps: 0.1, speed: "100M", reachMeters: 2000,  reachLabel: "FX",      fiberType: "MMF", connector: "LC",   wavelengths: "850nm",       standard: "100BASE-FX" },
  { pid: "EX44019", formFactor: "SFP", speedGbps: 0.1, speed: "100M", reachMeters: 15000, reachLabel: "LFX",     fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",      standard: "100BASE-LFX" },
  { pid: "EX44020", formFactor: "SFP", speedGbps: 0.1, speed: "100M", reachMeters: 40000, reachLabel: "LFX-40K", fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",      notes: "EtherWAN 100M SM SFP 40km" },
  { pid: "EX44021", formFactor: "SFP", speedGbps: 0.1, speed: "100M", reachMeters: 20000, reachLabel: "BiDi-20K",fiberType: "SMF", connector: "LC",   wavelengths: "TX1310/RX1550", notes: "EtherWAN 100M BiDi SFP" },

  // ── 1G SFP ──────────────────────────────────────────────────────────────
  { pid: "EX45000", formFactor: "SFP", speedGbps: 1,   speed: "1G",   reachMeters: 550,   reachLabel: "SX",      fiberType: "MMF", connector: "LC",   wavelengths: "850nm",       standard: "1000BASE-SX" },
  { pid: "EX45001", formFactor: "SFP", speedGbps: 1,   speed: "1G",   reachMeters: 10000, reachLabel: "LX",      fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",      standard: "1000BASE-LX" },
  { pid: "EX45002", formFactor: "SFP", speedGbps: 1,   speed: "1G",   reachMeters: 20000, reachLabel: "LH20",    fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",      notes: "EtherWAN 1G SM SFP 20km" },
  { pid: "EX45003", formFactor: "SFP", speedGbps: 1,   speed: "1G",   reachMeters: 40000, reachLabel: "LH40",    fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",      notes: "EtherWAN 1G SM SFP 40km" },
  { pid: "EX45004", formFactor: "SFP", speedGbps: 1,   speed: "1G",   reachMeters: 80000, reachLabel: "ZX",      fiberType: "SMF", connector: "LC",   wavelengths: "1550nm",      standard: "1000BASE-ZX" },
  { pid: "EX45005", formFactor: "SFP", speedGbps: 1,   speed: "1G",   reachMeters: 100,   reachLabel: "T",       fiberType: "DAC", connector: "RJ45",                              standard: "1000BASE-T" },
  { pid: "EX45006", formFactor: "SFP", speedGbps: 1,   speed: "1G",   reachMeters: 20000, reachLabel: "BiDi-U",  fiberType: "SMF", connector: "LC",   wavelengths: "TX1310/RX1550", notes: "EtherWAN 1G BiDi SFP upstream" },
  { pid: "EX45007", formFactor: "SFP", speedGbps: 1,   speed: "1G",   reachMeters: 20000, reachLabel: "BiDi-D",  fiberType: "SMF", connector: "LC",   wavelengths: "TX1550/RX1310", notes: "EtherWAN 1G BiDi SFP downstream" },

  // ── 10G SFP+ ────────────────────────────────────────────────────────────
  { pid: "EX46000", formFactor: "SFP+", speedGbps: 10,  speed: "10G",  reachMeters: 300,   reachLabel: "SR",      fiberType: "MMF", connector: "LC",   wavelengths: "850nm",       standard: "10GBASE-SR" },
  { pid: "EX46001", formFactor: "SFP+", speedGbps: 10,  speed: "10G",  reachMeters: 10000, reachLabel: "LR",      fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",      standard: "10GBASE-LR" },
  { pid: "EX46002", formFactor: "SFP+", speedGbps: 10,  speed: "10G",  reachMeters: 40000, reachLabel: "ER",      fiberType: "SMF", connector: "LC",   wavelengths: "1550nm",      standard: "10GBASE-ER" },
  { pid: "EX46003", formFactor: "SFP+", speedGbps: 10,  speed: "10G",  reachMeters: 80000, reachLabel: "ZR",      fiberType: "SMF", connector: "LC",   wavelengths: "1550nm",      standard: "10GBASE-ZR" },
  { pid: "EX46004", formFactor: "SFP+", speedGbps: 10,  speed: "10G",  reachMeters: 10000, reachLabel: "BiDi-U",  fiberType: "SMF", connector: "LC",   wavelengths: "TX1270/RX1330", notes: "EtherWAN 10G BiDi SFP+ upstream" },

  // ── DAC ─────────────────────────────────────────────────────────────────
  { pid: "EX46010", formFactor: "SFP+", speedGbps: 10,  speed: "10G",  reachMeters: 1,     reachLabel: "DAC-1M",  fiberType: "DAC", connector: "SFP+" },
  { pid: "EX46011", formFactor: "SFP+", speedGbps: 10,  speed: "10G",  reachMeters: 3,     reachLabel: "DAC-3M",  fiberType: "DAC", connector: "SFP+" },
];

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

  const vendorId = await ensureVendor(
    "EtherWAN Systems",
    "oem",
    "https://www.etherwan.com",
    undefined
  );

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

  for (const p of ETHERWAN_PIDS) {
    const slug = `etherwan-${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','Industrial',$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=== EtherWAN OEM Seed Complete ===`);
  console.log(`  Inserted: ${inserted}`);
  console.log(`  Updated:  ${updated}`);
  console.log(`  Errors:   ${errors}`);
  console.log(`  Total PIDs: ${ETHERWAN_PIDS.length}\n`);
}

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