9bf7da3fda
Adds /api/stock/competitor-by-tech endpoint aggregating warehouse_de_qty + warehouse_global_qty from stock_observations for public competitors (FS.COM etc.) per technology class. Dashboard velocity table gets two new columns FS.COM DE + FS.COM Global with traffic-light coloring vs. monthly demand.
59 lines
2.6 KiB
TypeScript
59 lines
2.6 KiB
TypeScript
import { Router, Request, Response } from "express";
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import { pool } from "../db/client";
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export const stockCompetitorRouter = Router();
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// GET /api/stock/competitor-by-tech
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// Returns publicly-available competitor stock levels aggregated by technology (form_factor+speed_gbps).
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// Used by Warehouse Stock Intelligence to benchmark Flexoptix demand against competitor availability.
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stockCompetitorRouter.get("/competitor-by-tech", async (_req: Request, res: Response) => {
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try {
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const result = await pool.query(`
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SELECT
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t.form_factor,
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t.speed_gbps::numeric AS speed_gbps,
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sv.name AS vendor_name,
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COUNT(DISTINCT so.transceiver_id)::int AS skus,
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COALESCE(SUM(so.warehouse_de_qty),0)::int AS de_stock,
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COALESCE(SUM(so.warehouse_global_qty),0)::int AS global_stock,
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COALESCE(SUM(so.quantity_available),0)::int AS qty_available,
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MAX(so.time)::date AS last_seen
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FROM stock_observations so
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JOIN transceivers t ON t.id = so.transceiver_id
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JOIN vendors sv ON sv.id = so.source_vendor_id
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WHERE so.time > NOW() - INTERVAL '14 days'
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AND sv.name IN ('FS.COM','ATGBICS','FiberMall','NADDOD','Prolabs','Blue Optics','Skylane Optics')
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GROUP BY t.form_factor, t.speed_gbps, sv.name
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ORDER BY sv.name, global_stock DESC NULLS LAST
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`);
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// Pivot: { "1G SFP": { "FS.COM": { de:..., global:... }, ... }, ... }
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const byTech: Record<string, Record<string, { de: number; global: number; skus: number; last_seen: string }>> = {};
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const vendors = new Set<string>();
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for (const row of result.rows) {
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const n = parseFloat(row.speed_gbps);
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const spd = n >= 1000
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? ((n / 1000 * 10) % 10 === 0 ? Math.round(n / 1000).toString() : (n / 1000).toFixed(1)) + "T"
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: ((n * 10) % 10 === 0 ? Math.round(n).toString() : String(n)) + "G";
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const key = spd + " " + (row.form_factor || "?");
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if (!byTech[key]) byTech[key] = {};
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byTech[key][row.vendor_name] = {
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de: parseInt(row.de_stock) || 0,
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global: parseInt(row.global_stock) || parseInt(row.qty_available) || 0,
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skus: parseInt(row.skus) || 0,
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last_seen: row.last_seen,
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};
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vendors.add(row.vendor_name);
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}
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res.json({
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success: true,
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vendors: [...vendors].sort(),
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by_tech: byTech,
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});
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} catch (err) {
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res.status(500).json({ success: false, error: String(err) });
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}
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});
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