/**
 * NVIDIA / Mellanox OEM Transceiver Catalog Seed
 *
 * Seeds NVIDIA Networking (formerly Mellanox) transceiver PIDs for
 * Spectrum switches (SN2000/SN3000/SN4000/SN5000) and ConnectX NICs.
 *
 * Sources:
 *  - NVIDIA Networking Product Catalog (nvid.ia/networking)
 *  - Mellanox Optical Transceiver Compatibility Matrix
 *  - NVIDIA Spectrum-4 / SN5600 hardware guide
 *
 * Run:  tsx packages/scraper/src/scrapers/nvidia-mellanox-oem.ts
 * Cron: daily at 05:45
 */

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

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

const NVIDIA_PIDS: NvidiaPID[] = [
  // ── 1G SFP ───────────────────────────────────────────────────────��──────
  { pid: "MFM1T02A-SR",    formFactor: "SFP",   speedGbps: 1,   speed: "1G",   reachMeters: 550,   reachLabel: "SX",   fiberType: "MMF", connector: "LC",  wavelengths: "850nm",       standard: "1000BASE-SX" },
  { pid: "MFM1T02A-LR",    formFactor: "SFP",   speedGbps: 1,   speed: "1G",   reachMeters: 10000, reachLabel: "LX",   fiberType: "SMF", connector: "LC",  wavelengths: "1310nm",      standard: "1000BASE-LX" },

  // ── 10G SFP+ ────────────────────────────────────────────────────────────
  { pid: "MFM1T02A-SR10",  formFactor: "SFP+",  speedGbps: 10,  speed: "10G",  reachMeters: 300,   reachLabel: "SR",   fiberType: "MMF", connector: "LC",  wavelengths: "850nm",       standard: "10GBASE-SR" },
  { pid: "MFM1T02A-LR10",  formFactor: "SFP+",  speedGbps: 10,  speed: "10G",  reachMeters: 10000, reachLabel: "LR",   fiberType: "SMF", connector: "LC",  wavelengths: "1310nm",      standard: "10GBASE-LR" },
  { pid: "MFM1T02A-ER",    formFactor: "SFP+",  speedGbps: 10,  speed: "10G",  reachMeters: 40000, reachLabel: "ER",   fiberType: "SMF", connector: "LC",  wavelengths: "1550nm",      standard: "10GBASE-ER" },
  { pid: "MFM1T02A-ZR",    formFactor: "SFP+",  speedGbps: 10,  speed: "10G",  reachMeters: 80000, reachLabel: "ZR",   fiberType: "SMF", connector: "LC",  wavelengths: "1550nm",      standard: "10GBASE-ZR" },

  // ── 25G SFP28 ───────────────────────────────────────────────────────────
  { pid: "MMA1L00-AS",     formFactor: "SFP28", speedGbps: 25,  speed: "25G",  reachMeters: 100,   reachLabel: "SR",   fiberType: "MMF", connector: "LC",  wavelengths: "850nm",       standard: "25GBASE-SR" },
  { pid: "MMA1L10-AS",     formFactor: "SFP28", speedGbps: 25,  speed: "25G",  reachMeters: 10000, reachLabel: "LR",   fiberType: "SMF", connector: "LC",  wavelengths: "1310nm",      standard: "25GBASE-LR" },
  { pid: "MMA1L20-AS",     formFactor: "SFP28", speedGbps: 25,  speed: "25G",  reachMeters: 30000, reachLabel: "ER",   fiberType: "SMF", connector: "LC",  wavelengths: "1310nm" },

  // ── 40G QSFP+ ───────────────────────────────────────────────────────────
  { pid: "MMA1B00-C",      formFactor: "QSFP+", speedGbps: 40,  speed: "40G",  reachMeters: 150,   reachLabel: "SR4",  fiberType: "MMF", connector: "MPO", wavelengths: "850nm",       standard: "40GBASE-SR4" },
  { pid: "MMA1B10-C",      formFactor: "QSFP+", speedGbps: 40,  speed: "40G",  reachMeters: 10000, reachLabel: "LR4",  fiberType: "SMF", connector: "LC",  wavelengths: "1310nm",      standard: "40GBASE-LR4" },
  { pid: "MMA1B40-C",      formFactor: "QSFP+", speedGbps: 40,  speed: "40G",  reachMeters: 10000, reachLabel: "PLR4", fiberType: "SMF", connector: "MPO", wavelengths: "1310nm",      notes: "PSM4 parallel" },

  // ── 100G QSFP28 ─────────────────────────────────────────────────────────
  { pid: "MMA2P00-AS",     formFactor: "QSFP28",speedGbps: 100, speed: "100G", reachMeters: 100,   reachLabel: "SR4",  fiberType: "MMF", connector: "MPO", wavelengths: "850nm",       standard: "100GBASE-SR4" },
  { pid: "MMA2P10-AS",     formFactor: "QSFP28",speedGbps: 100, speed: "100G", reachMeters: 10000, reachLabel: "LR4",  fiberType: "SMF", connector: "LC",  wavelengths: "1295-1310nm", standard: "100GBASE-LR4" },
  { pid: "MMA2P20-AS",     formFactor: "QSFP28",speedGbps: 100, speed: "100G", reachMeters: 2000,  reachLabel: "CWDM4",fiberType: "SMF", connector: "LC",  wavelengths: "1271-1331nm", standard: "100GBASE-CWDM4" },
  { pid: "MMA2P30-AS",     formFactor: "QSFP28",speedGbps: 100, speed: "100G", reachMeters: 500,   reachLabel: "PSM4", fiberType: "SMF", connector: "MPO", wavelengths: "1310nm" },
  { pid: "MMA2P40-AS",     formFactor: "QSFP28",speedGbps: 100, speed: "100G", reachMeters: 500,   reachLabel: "DR",   fiberType: "SMF", connector: "LC",  wavelengths: "1310nm",      standard: "100GBASE-DR" },
  { pid: "MMA2P50-AS",     formFactor: "QSFP28",speedGbps: 100, speed: "100G", reachMeters: 2000,  reachLabel: "FR",   fiberType: "SMF", connector: "LC",  wavelengths: "1310nm",      standard: "100GBASE-FR" },

  // ── 200G QSFP56 ─────────────────────────────────────────────────────────
  { pid: "MMA3B00-NS",     formFactor: "QSFP56",speedGbps: 200, speed: "200G", reachMeters: 100,   reachLabel: "SR4",  fiberType: "MMF", connector: "MPO", wavelengths: "850nm" },
  { pid: "MMA3B10-NS",     formFactor: "QSFP56",speedGbps: 200, speed: "200G", reachMeters: 2000,  reachLabel: "FR4",  fiberType: "SMF", connector: "LC",  wavelengths: "1271-1331nm" },
  { pid: "MMA3B20-NS",     formFactor: "QSFP56",speedGbps: 200, speed: "200G", reachMeters: 10000, reachLabel: "LR4",  fiberType: "SMF", connector: "LC",  wavelengths: "1295-1310nm" },

  // ── 400G QSFP-DD ────────────────────────────────────────────────────────
  { pid: "MMA4Z00-NS",     formFactor: "QSFP-DD",speedGbps: 400,speed: "400G", reachMeters: 100,   reachLabel: "SR8",  fiberType: "MMF", connector: "MPO", wavelengths: "850nm",       standard: "400GBASE-SR8" },
  { pid: "MMA4Z10-NS",     formFactor: "QSFP-DD",speedGbps: 400,speed: "400G", reachMeters: 500,   reachLabel: "DR4",  fiberType: "SMF", connector: "MPO", wavelengths: "1310nm",      standard: "400GBASE-DR4" },
  { pid: "MMA4Z20-NS",     formFactor: "QSFP-DD",speedGbps: 400,speed: "400G", reachMeters: 2000,  reachLabel: "FR4",  fiberType: "SMF", connector: "LC",  wavelengths: "1271-1331nm", standard: "400GBASE-FR4" },
  { pid: "MMA4Z30-NS",     formFactor: "QSFP-DD",speedGbps: 400,speed: "400G", reachMeters: 10000, reachLabel: "LR4",  fiberType: "SMF", connector: "LC",  wavelengths: "1295-1310nm", standard: "400GBASE-LR4" },
  { pid: "MMA4Z40-NS",     formFactor: "QSFP-DD",speedGbps: 400,speed: "400G", reachMeters: 80000, reachLabel: "ZR",   fiberType: "SMF", connector: "LC",  wavelengths: "C-band",      standard: "400ZR" },

  // ── 800G OSFP (Spectrum-4 / SN5600) ─────────────────────────────────────
  { pid: "MMA5Z00-KS",     formFactor: "OSFP",  speedGbps: 800, speed: "800G", reachMeters: 100,   reachLabel: "SR8",  fiberType: "MMF", connector: "MPO", wavelengths: "850nm",       standard: "800GBASE-SR8" },
  { pid: "MMA5Z10-KS",     formFactor: "OSFP",  speedGbps: 800, speed: "800G", reachMeters: 500,   reachLabel: "DR8",  fiberType: "SMF", connector: "MPO", wavelengths: "1310nm" },
  { pid: "MMA5Z20-KS",     formFactor: "OSFP",  speedGbps: 800, speed: "800G", reachMeters: 2000,  reachLabel: "FR8",  fiberType: "SMF", connector: "LC",  wavelengths: "1271-1331nm" },
  { pid: "MMA5Z30-KS",     formFactor: "OSFP",  speedGbps: 800, speed: "800G", reachMeters: 10000, reachLabel: "LR8",  fiberType: "SMF", connector: "LC",  wavelengths: "1295-1310nm" },

  // ── DAC (LinkX) ─────────────────────────────────────────────────────────
  { pid: "MCP2M00-A001",   formFactor: "SFP28", speedGbps: 25,  speed: "25G",  reachMeters: 1,     reachLabel: "DAC-1M",fiberType:"DAC",connector: "SFP28", notes: "LinkX 25G DAC 1m" },
  { pid: "MCP2M00-A003",   formFactor: "SFP28", speedGbps: 25,  speed: "25G",  reachMeters: 3,     reachLabel: "DAC-3M",fiberType:"DAC",connector: "SFP28", notes: "LinkX 25G DAC 3m" },
  { pid: "MCP1600-C001",   formFactor: "QSFP28",speedGbps: 100, speed: "100G", reachMeters: 1,     reachLabel: "DAC-1M",fiberType:"DAC",connector: "QSFP28",notes: "LinkX 100G DAC 1m" },
  { pid: "MCP1600-C003",   formFactor: "QSFP28",speedGbps: 100, speed: "100G", reachMeters: 3,     reachLabel: "DAC-3M",fiberType:"DAC",connector: "QSFP28",notes: "LinkX 100G DAC 3m" },
  { pid: "MCP1650-H001",   formFactor: "QSFP-DD",speedGbps:400, speed: "400G", reachMeters: 1,     reachLabel: "DAC-1M",fiberType:"DAC",connector: "QSFP-DD",notes: "LinkX 400G DAC 1m" },
  { pid: "MCP1650-H003",   formFactor: "QSFP-DD",speedGbps:400, speed: "400G", reachMeters: 3,     reachLabel: "DAC-3M",fiberType:"DAC",connector: "QSFP-DD",notes: "LinkX 400G DAC 3m" },
];

export async function scrapeNvidiaMellanoxOem(): Promise<void> {
  console.log("=== NVIDIA / Mellanox OEM Transceiver Seed ===\n");

  const vendorId = await ensureVendor(
    "NVIDIA Networking",
    "oem",
    "https://www.nvidia.com/en-us/networking/",
    undefined
  );

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

  for (const p of NVIDIA_PIDS) {
    const slug = `nvidia-${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=== NVIDIA/Mellanox OEM Seed Complete ===`);
  console.log(`  Inserted: ${inserted}`);
  console.log(`  Updated:  ${updated}`);
  console.log(`  Errors:   ${errors}`);
  console.log(`  Total PIDs: ${NVIDIA_PIDS.length}\n`);
}

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