feat: implement direct PostgreSQL bulk querying for FF Nancy data to replace per-article HTTP requests

.claude/settings.json

@@ -30,7 +30,8 @@
       "Bash(curl -s \"https://collect.ffnancy.fr/api/diag-mvtart\")",
       "Read(//c/Users/Michael/VSCODE/CollectFlow/**)",
       "Bash(xargs wc:*)",
-      "Bash(ls /c/Users/Michael/VSCODE/CollectFlow/.next/static/chunks/*.css)"
+      "Bash(ls /c/Users/Michael/VSCODE/CollectFlow/.next/static/chunks/*.css)",
+      "Bash(find /c/Users/Michael/VSCODE/CollectFlow/src/app/api -type f \\\\\\( -name \"*.ts\" -o -name \"*.tsx\" \\\\\\) -exec ls -lh {} \\\\;)"
     ]
   }
 }

src/app/(dashboard)/stock-negatif/client.tsx

@@ -0,0 +1,195 @@
+"use client";
+
+import { useRouter } from "next/navigation";
+import { useState, useMemo } from "react";
+import { ChevronUp, ChevronDown, ChevronsUpDown, Download } from "lucide-react";
+import type { PgStockNegatifRow } from "./page";
+
+type SortKey = "codein" | "libelle1" | "fournisseur" | "site" | "stockdispo" | "dernierevente";
+type SortDir = "asc" | "desc";
+
+function fmtDate(raw: string | null) {
+    if (!raw) return "—";
+    const d = new Date(raw);
+    if (isNaN(d.getTime())) return raw;
+    return d.toLocaleDateString("fr-FR", { day: "2-digit", month: "2-digit", year: "numeric" });
+}
+
+function SortIcon({ col, sortKey, sortDir }: { col: SortKey; sortKey: SortKey; sortDir: SortDir }) {
+    if (col !== sortKey) return <ChevronsUpDown className="inline w-3 h-3 ml-1 opacity-30" />;
+    return sortDir === "asc"
+        ? <ChevronUp className="inline w-3 h-3 ml-1" />
+        : <ChevronDown className="inline w-3 h-3 ml-1" />;
+}
+
+interface Props {
+    rows: PgStockNegatifRow[];
+    magasin: string;
+    sites: { code: string; label: string }[];
+}
+
+export function StockNegatifClient({ rows, magasin, sites }: Props) {
+    const router = useRouter();
+    const [sortKey, setSortKey] = useState<SortKey>("stockdispo");
+    const [sortDir, setSortDir] = useState<SortDir>("asc");
+
+    function handleMagasinChange(e: React.ChangeEvent<HTMLSelectElement>) {
+        const val = e.target.value;
+        if (val) {
+            router.push(`/stock-negatif?magasin=${val}`);
+        } else {
+            router.push("/stock-negatif");
+        }
+    }
+
+    function handleSort(key: SortKey) {
+        if (sortKey === key) {
+            setSortDir(d => d === "asc" ? "desc" : "asc");
+        } else {
+            setSortKey(key);
+            setSortDir("asc");
+        }
+    }
+
+    const sorted = useMemo(() => {
+        return [...rows].sort((a, b) => {
+            let av: string | number = a[sortKey] ?? "";
+            let bv: string | number = b[sortKey] ?? "";
+            if (sortKey === "stockdispo") {
+                av = Number(av);
+                bv = Number(bv);
+                return sortDir === "asc" ? av - bv : bv - av;
+            }
+            av = String(av).toLowerCase();
+            bv = String(bv).toLowerCase();
+            return sortDir === "asc" ? av.localeCompare(bv) : bv.localeCompare(av);
+        });
+    }, [rows, sortKey, sortDir]);
+
+    async function handleExport() {
+        const ExcelJS = (await import("exceljs")).default;
+        const wb = new ExcelJS.Workbook();
+        const ws = wb.addWorksheet("Stock Négatif");
+
+        const headers = ["Code article", "Libellé", "Fournisseur", "Stock négatif"];
+        ws.addRow(headers);
+        const headerRow = ws.getRow(1);
+        headerRow.eachCell(cell => {
+            cell.fill = { type: "pattern", pattern: "solid", fgColor: { argb: "FF1E293B" } };
+            cell.font = { color: { argb: "FFFFFFFF" }, bold: true };
+            cell.alignment = { vertical: "middle", horizontal: "center" };
+        });
+        ws.getRow(1).height = 22;
+
+        for (const r of sorted) {
+            ws.addRow([r.codein, r.libelle1, r.fournisseur, r.stockdispo]);
+        }
+
+        ws.columns = [
+            { key: "codein", width: 16 },
+            { key: "libelle1", width: 40 },
+            { key: "fournisseur", width: 30 },
+            { key: "stockdispo", width: 14 },
+        ];
+
+        const today = new Date().toISOString().slice(0, 10);
+        const siteSuffix = magasin || "Tous";
+        const filename = `Stock_Negatif_${siteSuffix}_${today}.xlsx`;
+
+        const buffer = await wb.xlsx.writeBuffer();
+        const blob = new Blob([buffer], { type: "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" });
+        const url = URL.createObjectURL(blob);
+        const a = document.createElement("a");
+        a.href = url;
+        a.download = filename;
+        a.click();
+        URL.revokeObjectURL(url);
+    }
+
+    const th = (key: SortKey, label: string) => (
+        <th
+            className="cursor-pointer select-none whitespace-nowrap px-3 py-2.5 text-left text-xs font-semibold text-gray-600 uppercase tracking-wide hover:text-gray-900"
+            onClick={() => handleSort(key)}
+        >
+            {label}
+            <SortIcon col={key} sortKey={sortKey} sortDir={sortDir} />
+        </th>
+    );
+
+    return (
+        <div className="space-y-4">
+            {/* Toolbar */}
+            <div className="flex flex-wrap items-center gap-3">
+                <div className="flex items-center gap-2">
+                    <label className="text-sm font-medium text-gray-700">Magasin</label>
+                    <select
+                        value={magasin}
+                        onChange={handleMagasinChange}
+                        className="rounded-lg border border-gray-200 bg-white px-3 py-1.5 text-sm shadow-sm focus:outline-none focus:ring-2 focus:ring-blue-500"
+                    >
+                        <option value="">Tous les magasins</option>
+                        {sites.map(s => (
+                            <option key={s.code} value={s.code}>{s.label}</option>
+                        ))}
+                    </select>
+                </div>
+
+                <div className="ml-auto flex items-center gap-3">
+                    <span className="text-sm text-gray-500">
+                        {sorted.length} article{sorted.length !== 1 ? "s" : ""}
+                    </span>
+                    <button
+                        onClick={handleExport}
+                        className="flex items-center gap-2 rounded-lg bg-emerald-600 px-4 py-1.5 text-sm font-medium text-white shadow-sm hover:bg-emerald-700 transition-colors"
+                    >
+                        <Download className="w-4 h-4" />
+                        Exporter Excel
+                    </button>
+                </div>
+            </div>
+
+            {/* Table */}
+            <div className="overflow-x-auto rounded-xl border border-gray-200 bg-white shadow-sm">
+                <table className="min-w-full text-sm">
+                    <thead className="bg-gray-50 border-b border-gray-200">
+                        <tr>
+                            {th("codein", "Code article")}
+                            {th("libelle1", "Libellé")}
+                            {th("fournisseur", "Fournisseur")}
+                            {th("site", "Magasin")}
+                            {th("stockdispo", "Stock négatif")}
+                            {th("dernierevente", "Dernière vente")}
+                        </tr>
+                    </thead>
+                    <tbody className="divide-y divide-gray-100">
+                        {sorted.length === 0 && (
+                            <tr>
+                                <td colSpan={6} className="px-3 py-8 text-center text-gray-400">
+                                    Aucun article en stock négatif
+                                </td>
+                            </tr>
+                        )}
+                        {sorted.map((row, i) => (
+                            <tr key={`${row.codein}-${row.site}-${i}`} className="hover:bg-gray-50 transition-colors">
+                                <td className="px-3 py-2 font-mono text-xs text-gray-700">{row.codein}</td>
+                                <td className="px-3 py-2 text-gray-900">{row.libelle1}</td>
+                                <td className="px-3 py-2 text-gray-700">{row.fournisseur}</td>
+                                <td className="px-3 py-2">
+                                    <span className="rounded-full bg-blue-50 px-2 py-0.5 text-xs font-medium text-blue-700">
+                                        {row.site}
+                                    </span>
+                                </td>
+                                <td className="px-3 py-2">
+                                    <span className="font-semibold text-red-600">
+                                        {row.stockdispo}
+                                    </span>
+                                </td>
+                                <td className="px-3 py-2 text-gray-600 text-xs">{fmtDate(row.dernierevente)}</td>
+                            </tr>
+                        ))}
+                    </tbody>
+                </table>
+            </div>
+        </div>
+    );
+}

src/app/(dashboard)/stock-negatif/page.tsx

@@ -0,0 +1,31 @@
+import { pgGetStockNegatif, PgStockNegatifRow } from "@/lib/pg-ff-client";
+import { StockNegatifClient } from "./client";
+
+export type { PgStockNegatifRow };
+
+const SITES = [
+    { code: "292", label: "292 — Frouard / Nancy" },
+    { code: "579", label: "579 — Houdemont" },
+];
+
+export default async function StockNegatifPage(props: {
+    searchParams: Promise<Record<string, string | string[]>>;
+}) {
+    const searchParams = await props.searchParams;
+    const magasin = (searchParams.magasin as string) || "";
+
+    const rows = await pgGetStockNegatif(magasin || undefined);
+
+    return (
+        <div className="min-h-screen bg-gray-50 p-6">
+            <div className="mx-auto max-w-screen-2xl">
+                <h1 className="mb-6 text-3xl font-bold text-gray-900">Stock Négatif</h1>
+                <StockNegatifClient
+                    rows={rows}
+                    magasin={magasin}
+                    sites={SITES}
+                />
+            </div>
+        </div>
+    );
+}

src/components/shared/sidebar.tsx

@@ -1,6 +1,6 @@
 "use client";
 
-import { LayoutGrid, Camera, FileDown, Settings, Package, BarChart2, TrendingUp, Trophy, Megaphone, LogOut, User as UserIcon, Loader2, ChevronRight, ChevronLeft } from "lucide-react";
+import { LayoutGrid, Camera, FileDown, Settings, Package, BarChart2, TrendingUp, Trophy, Megaphone, PackageMinus, LogOut, User as UserIcon, Loader2, ChevronRight, ChevronLeft } from "lucide-react";
 import Link from "next/link";
 import { usePathname } from "next/navigation";
 import { cn } from "@/lib/utils";
@@ -14,6 +14,7 @@ const NAV_ITEMS = [
     { icon: TrendingUp, label: "Analytics", href: "/analytics" },
     { icon: Trophy, label: "Hit Parade", href: "/hit-parade" },
     { icon: Megaphone, label: "Publicités", href: "/publicites" },
+    { icon: PackageMinus, label: "Stock Négatif", href: "/stock-negatif" },
     { icon: Camera, label: "Snapshots", href: "/snapshots" },
     { icon: FileDown, label: "Exports", href: "/exports", adminOnly: true },
     { icon: Settings, label: "Paramètres", href: "/settings", adminOnly: true },

src/lib/pg-ff-client.ts

@@ -828,3 +828,41 @@ export async function pgGetStockForCodeins(codeins: string[]): Promise<Map<strin
     }
     return map;
 }
+
+// ---------------------------------------------------------------------------
+// Stock négatif — tous magasins ou par site
+// ---------------------------------------------------------------------------
+
+export interface PgStockNegatifRow {
+    codein: string;
+    libelle1: string;
+    fournisseur: string;
+    site: string;
+    stockdispo: number;
+    dernierevente: string | null;
+}
+
+/**
+ * Retourne tous les articles avec un stock disponible négatif.
+ * Si `site` est fourni, filtre sur ce magasin uniquement.
+ */
+export async function pgGetStockNegatif(site?: string): Promise<PgStockNegatifRow[]> {
+    const siteFilter = site ? sql`AND cs.site = ${site}` : sql``;
+    const result = await pgNoParallel(sql`
+        SELECT
+            a.codein,
+            COALESCE(a.libelle1, '') AS libelle1,
+            COALESCE(f.nom, af.code) AS fournisseur,
+            cs.site,
+            cs.stockdispo::float,
+            cs.dernierevente::text
+        FROM cube_stock cs
+        JOIN articles a ON a.no_id = cs.artnoid
+        JOIN artfou1 af ON af.art_no_id = a.no_id AND af.preference = 1
+        JOIN fouident f ON f.code = af.code
+        WHERE cs.stockdispo < 0
+        ${siteFilter}
+        ORDER BY cs.stockdispo ASC
+    `);
+    return result.rows as PgStockNegatifRow[];
+}