/**
 * Cisco Nexus OEM Transceiver Catalog Seed
 *
 * Seeds Cisco Nexus-branded transceiver PIDs for Nexus 2000, 3000, 5000,
 * 7000, and 9000 series data center switches (N-prefix PIDs).
 *
 * Sources:
 *  - Cisco Nexus Transceiver Module Selection Guide
 *  - Nexus 9000 Series Hardware Reference (N9K-C9336C-FX2, N9K-C93180YC-FX)
 *  - Cisco 400G Transceiver Modules for Nexus 9000 Data Sheet
 *
 * Run:  tsx packages/scraper/src/scrapers/cisco-nexus-oem.ts
 * Cron: daily at 12:45
 */

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

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

// All Nexus transceivers are DataCenter; no telecom OC-n PIDs in this portfolio.
const NEXUS_PIDS: NexusPID[] = [
  // ── 1G GLC SFP ──────────────────────────────────────────────────────────
  { pid: "GLC-SX-MMD",           formFactor: "SFP",    speedGbps: 1,   speed: "1G",   reachMeters: 550,   reachLabel: "SX",         fiberType: "MMF", connector: "LC",   wavelengths: "850nm",           standard: "1000BASE-SX",    notes: "Cisco 1G multimode SFP w/ DOM, Nexus compatible" },
  { pid: "GLC-LH-SMD",           formFactor: "SFP",    speedGbps: 1,   speed: "1G",   reachMeters: 10000, reachLabel: "LH",         fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",          standard: "1000BASE-LX",    notes: "Cisco 1G single-mode SFP 10km w/ DOM, Nexus" },

  // ── 10G SFP+ ────────────────────────────────────────────────────────────
  { pid: "SFP-10G-SR",           formFactor: "SFP+",   speedGbps: 10,  speed: "10G",  reachMeters: 300,   reachLabel: "SR",         fiberType: "MMF", connector: "LC",   wavelengths: "850nm",           standard: "10GBASE-SR",     notes: "Cisco 10G multimode SFP+ Nexus" },
  { pid: "SFP-10G-LR",           formFactor: "SFP+",   speedGbps: 10,  speed: "10G",  reachMeters: 10000, reachLabel: "LR",         fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",          standard: "10GBASE-LR",     notes: "Cisco 10G single-mode SFP+ Nexus 10km" },
  { pid: "SFP-10G-ER",           formFactor: "SFP+",   speedGbps: 10,  speed: "10G",  reachMeters: 40000, reachLabel: "ER",         fiberType: "SMF", connector: "LC",   wavelengths: "1550nm",          standard: "10GBASE-ER",     notes: "Cisco 10G extended-reach SFP+ Nexus 40km" },

  // ── 25G SFP28 ───────────────────────────────────────────────────────────
  { pid: "SFP-25G-SR-S",         formFactor: "SFP28",  speedGbps: 25,  speed: "25G",  reachMeters: 100,   reachLabel: "SR",         fiberType: "MMF", connector: "LC",   wavelengths: "850nm",           standard: "25GBASE-SR",     notes: "Cisco 25G multimode SFP28 Nexus" },
  { pid: "SFP-25G-LR-S",         formFactor: "SFP28",  speedGbps: 25,  speed: "25G",  reachMeters: 10000, reachLabel: "LR",         fiberType: "SMF", connector: "LC",   wavelengths: "1310nm",          standard: "25GBASE-LR",     notes: "Cisco 25G single-mode SFP28 Nexus 10km" },

  // ── 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",    notes: "Cisco 40G multimode QSFP+ Nexus" },
  { pid: "QSFP-40G-LR4",         formFactor: "QSFP+",  speedGbps: 40,  speed: "40G",  reachMeters: 10000, reachLabel: "LR4",        fiberType: "SMF", connector: "LC",   wavelengths: "1295-1310nm",     standard: "40GBASE-LR4",    notes: "Cisco 40G single-mode QSFP+ Nexus 10km" },
  { pid: "QSFP-40G-SR-BD",       formFactor: "QSFP+",  speedGbps: 40,  speed: "40G",  reachMeters: 150,   reachLabel: "SR-BiDi",    fiberType: "MMF", connector: "LC",   wavelengths: "TX832-860/RX882-910nm", standard: "40GBASE-BiDi", notes: "Cisco 40G BiDi QSFP+ duplex LC on OM3/OM4 MMF" },
  { pid: "QSFP-40G-CSR4-S",      formFactor: "QSFP+",  speedGbps: 40,  speed: "40G",  reachMeters: 400,   reachLabel: "CSR4-400m",  fiberType: "MMF", connector: "MPO",  wavelengths: "850nm",           standard: "40GBASE-CSR4",   notes: "Cisco 40G extended-reach AOC/CSR4 QSFP+ 400m MMF" },

  // ── 100G QSFP28 ─────────────────────────────────────────────────────────
  { pid: "QSFP-100G-SR4-S",      formFactor: "QSFP28", speedGbps: 100, speed: "100G", reachMeters: 100,   reachLabel: "SR4",        fiberType: "MMF", connector: "MPO",  wavelengths: "850nm",           standard: "100GBASE-SR4",   notes: "Cisco 100G multimode QSFP28 Nexus" },
  { pid: "QSFP-100G-LR4-S",      formFactor: "QSFP28", speedGbps: 100, speed: "100G", reachMeters: 10000, reachLabel: "LR4",        fiberType: "SMF", connector: "LC",   wavelengths: "1295-1310nm",     standard: "100GBASE-LR4",   notes: "Cisco 100G single-mode QSFP28 Nexus 10km" },
  { pid: "QSFP-100G-CWDM4-S",    formFactor: "QSFP28", speedGbps: 100, speed: "100G", reachMeters: 2000,  reachLabel: "CWDM4",      fiberType: "SMF", connector: "LC",   wavelengths: "1271-1331nm",     standard: "100GBASE-CWDM4", notes: "Cisco 100G CWDM4 QSFP28 Nexus 2km SMF" },
  { pid: "QSFP-100G-PSM4-S",     formFactor: "QSFP28", speedGbps: 100, speed: "100G", reachMeters: 500,   reachLabel: "PSM4-500m",  fiberType: "SMF", connector: "MPO",  wavelengths: "1310nm",          standard: "100GBASE-PSM4",  notes: "Cisco 100G PSM4 QSFP28 Nexus 500m parallel SMF" },
  { pid: "QSFP-100G-SM4-S",      formFactor: "QSFP28", speedGbps: 100, speed: "100G", reachMeters: 2000,  reachLabel: "SM4-BiDi",   fiberType: "SMF", connector: "LC",   wavelengths: "TX1270/RX1330nm", standard: "100GBASE-BiDi",  notes: "Cisco 100G BiDi SM4 QSFP28 Nexus duplex SMF 2km" },
  { pid: "QSFP-100G-AOC1M-S",    formFactor: "QSFP28", speedGbps: 100, speed: "100G", reachMeters: 1,     reachLabel: "AOC-1m",     fiberType: "MMF", connector: "MPO",  wavelengths: "850nm",           standard: "100GBASE-SR4",   notes: "Cisco 100G active optical cable 1m Nexus" },

  // ── 400G QSFP-DD ────────────────────────────────────────────────────────
  { pid: "QSFP-DD-400G-DR4-S",   formFactor: "QSFP-DD",  speedGbps: 400, speed: "400G", reachMeters: 500,  reachLabel: "DR4",        fiberType: "SMF", connector: "MPO",  wavelengths: "1310nm",          standard: "400GBASE-DR4",   notes: "Cisco 400G QSFP-DD DR4 Nexus 9000 500m SMF" },
  { pid: "QSFP-DD-400G-SR8-S",   formFactor: "QSFP-DD",  speedGbps: 400, speed: "400G", reachMeters: 100,  reachLabel: "SR8",        fiberType: "MMF", connector: "MPO",  wavelengths: "850nm",           standard: "400GBASE-SR8",   notes: "Cisco 400G QSFP-DD SR8 Nexus 9000 100m MMF" },

  // ── 800G QSFP-DD ────────────────────────────────────────────────────────
  { pid: "QSFP-DD-800G-DR8",     formFactor: "QSFP-DD",  speedGbps: 800, speed: "800G", reachMeters: 500,  reachLabel: "DR8",        fiberType: "SMF", connector: "MPO",  wavelengths: "1310nm",          standard: "800GBASE-DR8",   notes: "Cisco 800G QSFP-DD DR8 Nexus 9000 next-gen DC" },
];

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

  const vendorId = await ensureVendor(
    "Cisco Nexus",
    "oem",
    "https://www.cisco.com/c/en/us/products/switches/nexus-series/index.html",
    undefined
  );

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

  for (const p of NEXUS_PIDS) {
    const slug = `cisco-nx-${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=== Cisco Nexus OEM Seed Complete ===`);
  console.log(`  Inserted: ${inserted}`);
  console.log(`  Updated:  ${updated}`);
  console.log(`  Errors:   ${errors}`);
  console.log(`  Total PIDs: ${NEXUS_PIDS.length}\n`);
}

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