477 lines
19 KiB
TypeScript
477 lines
19 KiB
TypeScript
'use client';
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import { useState, useEffect, useCallback } from 'react';
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import { productsApi, inventoryApi, pricingApi } from '@/lib/api-client';
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import type { ProductVariant, StockAvailability, VariantPrice } from '@/types';
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interface ProductRow {
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productId: string;
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productName: string;
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variant: ProductVariant;
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stock: StockAvailability | null;
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price: VariantPrice | null;
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expirationDate: string | null;
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loading: boolean;
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editing: boolean;
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editValue: string;
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saving: boolean;
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msg: string;
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editingEan: boolean;
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editEanValue: string;
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savingEan: boolean;
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}
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type RowFilter = 'all' | 'in_stock' | 'low_stock' | 'out_of_stock' | 'expiring' | 'low_margin';
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const FILTER_LABELS: Record<RowFilter, string> = {
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all: 'Todos',
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in_stock: 'En stock',
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low_stock: 'Stock bajo',
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out_of_stock: 'Sin stock',
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expiring: '⏳ Por caducar (<30 días)',
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low_margin: '📉 Margen <30%',
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};
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const VAT_MULTIPLIER: Record<string, number> = {
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general: 1.21,
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reduced: 1.1,
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'super-reduced': 1.04,
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};
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function StockBadge({ qty }: { qty: number }) {
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if (qty === 0) return <span className="px-2 py-0.5 rounded-full text-xs font-medium bg-red-100 text-red-700">Sin stock</span>;
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if (qty < 5) return <span className="px-2 py-0.5 rounded-full text-xs font-medium bg-amber-100 text-amber-700">Stock bajo ({qty})</span>;
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return <span className="px-2 py-0.5 rounded-full text-xs font-medium bg-green-100 text-green-700">En stock ({qty})</span>;
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}
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/** Días hasta la fecha de caducidad (negativo si ya caducó). */
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function daysUntil(dateIso: string): number {
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const target = new Date(`${dateIso.slice(0, 10)}T00:00:00`);
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const today = new Date();
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today.setHours(0, 0, 0, 0);
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return Math.round((target.getTime() - today.getTime()) / 86_400_000);
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}
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/** Margen bruto % = (PVP − coste) / PVP × 100. Null si falta coste o precio. */
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function marginPercent(price: VariantPrice | null): number | null {
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if (!price || price.costCents === null) return null;
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const grossCents = Math.round(price.netUnitAmountCents * (VAT_MULTIPLIER[price.vatRate] ?? 1.21));
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if (grossCents <= 0) return null;
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return Math.round(((grossCents - price.costCents) / grossCents) * 100);
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}
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function ExpirationCell({ dateIso }: { dateIso: string | null }) {
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if (!dateIso) return <span className="text-gray-300">—</span>;
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const days = daysUntil(dateIso);
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const label = new Date(`${dateIso.slice(0, 10)}T00:00:00`).toLocaleDateString('es-ES', {
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day: '2-digit', month: '2-digit', year: 'numeric',
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});
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if (days < 0) {
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return <span className="px-2 py-0.5 rounded-full text-xs font-medium bg-red-100 text-red-700">Caducado ({label})</span>;
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}
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if (days <= 30) {
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return (
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<span className="px-2 py-0.5 rounded-full text-xs font-medium bg-amber-100 text-amber-700" title={label}>
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Caduca en {days} día{days === 1 ? '' : 's'}
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</span>
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);
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}
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return <span className="text-xs text-gray-600">{label}</span>;
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}
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export default function InventoryPage() {
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const [rows, setRows] = useState<ProductRow[]>([]);
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const [loading, setLoading] = useState(true);
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const [error, setError] = useState('');
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const [filter, setFilter] = useState<RowFilter>('all');
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const [search, setSearch] = useState('');
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const [debouncedSearch, setDebouncedSearch] = useState('');
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useEffect(() => {
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const t = setTimeout(() => setDebouncedSearch(search), 400);
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return () => clearTimeout(t);
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}, [search]);
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// Load products + single internal variant + stock + price (F-108/F-110)
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const load = useCallback(async () => {
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setLoading(true);
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setError('');
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try {
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const { items: products } = await productsApi.list({
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limit: 100,
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q: debouncedSearch || undefined,
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});
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const productRows: ProductRow[] = [];
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for (const product of products ?? []) {
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const { items: variants } = await productsApi.getVariants(product.id);
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const variant = variants?.[0];
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if (!variant) continue;
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productRows.push({
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productId: product.id,
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productName: product.name,
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variant,
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stock: null,
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price: null,
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expirationDate: product.expirationDate ?? null,
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loading: true,
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editing: false,
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editValue: '',
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saving: false,
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msg: '',
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editingEan: false,
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editEanValue: '',
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savingEan: false,
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});
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}
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setRows(productRows);
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for (const row of productRows) {
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inventoryApi.getAvailability(row.variant.id)
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.then((stock) => {
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setRows((prev) =>
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prev.map((r) =>
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r.variant.id === row.variant.id
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? { ...r, stock, loading: false, editValue: String(stock.availableQuantity) }
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: r,
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),
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);
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})
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.catch(() => {
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setRows((prev) =>
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prev.map((r) =>
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r.variant.id === row.variant.id ? { ...r, loading: false, editValue: '0' } : r,
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),
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);
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});
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pricingApi.getVariantPrice(row.variant.id)
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.then((price) => {
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setRows((prev) =>
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prev.map((r) => (r.variant.id === row.variant.id ? { ...r, price } : r)),
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);
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})
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.catch(() => {
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// Sin precio: margen no disponible.
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});
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}
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} catch (e) {
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setError(e instanceof Error ? e.message : 'Error al cargar inventario');
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} finally {
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setLoading(false);
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}
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}, [debouncedSearch]);
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useEffect(() => { load(); }, [load]);
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// Save EAN inline
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const handleSaveEan = async (variantId: string, productId: string, newEan: string) => {
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setRows(prev => prev.map(r => r.variant.id === variantId ? { ...r, savingEan: true } : r));
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try {
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const updated = await productsApi.updateVariant(productId, variantId, { ean: newEan || null });
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setRows(prev => prev.map(r => r.variant.id === variantId ? { ...r, variant: { ...r.variant, ean: updated.ean }, editingEan: false, savingEan: false } : r));
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} catch {
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setRows(prev => prev.map(r => r.variant.id === variantId ? { ...r, savingEan: false } : r));
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}
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};
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// Save Stock inline (used by Stock cell on blur/Enter)
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const saveStockInline = async (variantId: string, value: string) => {
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const qty = parseInt(value, 10);
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if (isNaN(qty) || qty < 0) {
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setRows((prev) =>
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prev.map((r) =>
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r.variant.id === variantId
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? { ...r, editing: false, editValue: String(r.stock?.availableQuantity ?? 0), msg: 'Error' }
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: r,
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),
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);
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return;
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}
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setRows((prev) => prev.map((r) => (r.variant.id === variantId ? { ...r, saving: true } : r)));
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try {
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const result = await inventoryApi.setStock(variantId, qty);
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setRows((prev) =>
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prev.map((r) =>
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r.variant.id === variantId
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? {
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...r,
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stock: { available: result.available > 0, availableQuantity: result.available },
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editing: false,
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saving: false,
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editValue: String(result.available),
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msg: '✓ Guardado',
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}
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: r,
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),
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);
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setTimeout(() => {
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setRows((prev) => prev.map((r) => (r.variant.id === variantId ? { ...r, msg: '' } : r)));
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}, 3000);
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} catch {
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setRows((prev) =>
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prev.map((r) =>
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r.variant.id === variantId
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? {
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...r,
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saving: false,
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editing: false,
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editValue: String(r.stock?.availableQuantity ?? 0),
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msg: 'Error',
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}
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: r,
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),
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);
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}
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};
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// Filter + sort rows
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const filtered = (() => {
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let result = rows.filter((r) => {
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const qty = r.stock?.availableQuantity ?? 0;
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if (filter === 'in_stock') return qty >= 5;
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if (filter === 'low_stock') return qty > 0 && qty < 5;
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if (filter === 'out_of_stock') return qty === 0;
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if (filter === 'expiring') {
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return r.expirationDate !== null && daysUntil(r.expirationDate) <= 30;
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}
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if (filter === 'low_margin') {
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const margin = marginPercent(r.price);
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return margin !== null && margin < 30;
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}
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return true;
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});
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if (filter === 'expiring') {
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result = [...result].sort(
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(a, b) => daysUntil(a.expirationDate ?? '') - daysUntil(b.expirationDate ?? ''),
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);
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} else if (filter === 'low_margin') {
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result = [...result].sort(
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(a, b) => (marginPercent(a.price) ?? 0) - (marginPercent(b.price) ?? 0),
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);
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}
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return result;
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})();
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const inStockCount = rows.filter((r) => (r.stock?.availableQuantity ?? 0) >= 5).length;
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const lowStockCount = rows.filter((r) => {
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const q = r.stock?.availableQuantity ?? 0;
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return q > 0 && q < 5;
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}).length;
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const outOfStockCount = rows.filter((r) => (r.stock?.availableQuantity ?? 0) === 0).length;
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return (
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<div className="space-y-6">
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{/* Header */}
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<div className="flex items-center justify-between">
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<div>
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<h1 className="text-2xl font-bold text-gray-900">Inventario</h1>
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<p className="text-sm text-gray-500 mt-0.5">{rows.length} productos</p>
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</div>
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</div>
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{/* Stats */}
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<div className="grid grid-cols-3 gap-4">
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{[
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{ label: 'En stock', count: inStockCount, cls: 'bg-green-50 border-green-100 text-green-700' },
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{ label: 'Stock bajo', count: lowStockCount, cls: 'bg-amber-50 border-amber-100 text-amber-700' },
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{ label: 'Sin stock', count: outOfStockCount, cls: 'bg-red-50 border-red-100 text-red-700' },
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].map(({ label, count, cls }) => (
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<div key={label} className={`p-4 rounded-xl border ${cls}`}>
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<p className="text-2xl font-bold">{count}</p>
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<p className="text-sm font-medium">{label}</p>
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</div>
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))}
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</div>
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{/* Search + filters */}
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<div className="flex items-center gap-4 flex-wrap">
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<div className="relative flex-1 max-w-sm min-w-52">
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<input
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type="search"
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id="admin-inventory-search"
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name="q"
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placeholder="Buscar por EAN o nombre..."
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value={search}
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onChange={(e) => setSearch(e.target.value)}
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className="w-full pl-10 pr-4 py-2.5 border border-gray-300 rounded-xl text-sm focus:ring-2 focus:ring-[#2D6A4F] focus:border-transparent outline-none"
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/>
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<svg className="absolute left-3 top-1/2 -translate-y-1/2 w-4 h-4 text-gray-400" fill="none" viewBox="0 0 24 24" stroke="currentColor" strokeWidth={2}>
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<circle cx="11" cy="11" r="8" /><path d="M21 21l-4.35-4.35" />
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</svg>
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</div>
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<div className="flex gap-2 flex-wrap">
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{(Object.keys(FILTER_LABELS) as RowFilter[]).map((f) => (
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<button
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key={f}
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onClick={() => setFilter(f)}
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className={`px-3 py-1.5 rounded-lg text-xs font-medium transition-colors ${
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filter === f
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? 'bg-[#2D6A4F] text-white'
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: 'bg-white border border-gray-300 text-gray-600 hover:bg-gray-50'
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}`}
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>
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{FILTER_LABELS[f]}
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</button>
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))}
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</div>
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<button
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onClick={load}
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className="text-sm text-[#2D6A4F] hover:underline"
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>
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Recargar
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</button>
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</div>
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{/* Table */}
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<div className="bg-white border border-gray-200 rounded-xl overflow-hidden">
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{loading ? (
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<div className="p-12 flex items-center justify-center gap-3 text-gray-400">
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<div className="h-5 w-5 border-2 border-gray-300 border-t-[#2D6A4F] rounded-full animate-spin" />
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<span className="text-sm">Cargando inventario...</span>
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</div>
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) : error ? (
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<div className="text-center">
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<p className="text-red-600 text-sm mb-3">{error}</p>
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<button onClick={load} className="text-sm text-[#2D6A4F] hover:underline">Reintentar</button>
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</div>
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) : filtered.length === 0 ? (
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<div className="p-12 text-center">
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<p className="text-4xl mb-3">📦</p>
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<p className="text-gray-500 text-sm">No hay productos para este filtro</p>
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</div>
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) : (
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<div className="overflow-x-auto">
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<table className="w-full text-sm">
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<thead>
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<tr className="bg-gray-50 border-b border-gray-200 text-left">
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<th className="px-4 py-3 font-semibold text-gray-600 text-xs uppercase tracking-wide">Producto</th>
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<th className="px-4 py-3 font-semibold text-gray-600 text-xs uppercase tracking-wide">EAN</th>
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<th className="px-4 py-3 font-semibold text-gray-600 text-xs uppercase tracking-wide">Caducidad</th>
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<th className="px-4 py-3 font-semibold text-gray-600 text-xs uppercase tracking-wide">Margen</th>
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<th className="px-4 py-3 font-semibold text-gray-600 text-xs uppercase tracking-wide">Stock</th>
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<th className="px-4 py-3 font-semibold text-gray-600 text-xs uppercase tracking-wide">Estado</th>
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</tr>
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</thead>
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<tbody className="divide-y divide-gray-50">
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{filtered.map((row) => {
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const margin = marginPercent(row.price);
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return (
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<tr key={row.variant.id} className="hover:bg-gray-50/50 transition-colors">
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<td className="px-4 py-3">
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<p className="text-sm font-medium text-gray-900">{row.productName}</p>
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</td>
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<td className="px-4 py-3">
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{row.editingEan ? (
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<input
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autoFocus
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value={row.editEanValue}
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onChange={e => setRows(prev => prev.map(r => r.variant.id === row.variant.id ? { ...r, editEanValue: e.target.value } : r))}
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onBlur={() => handleSaveEan(row.variant.id, row.productId, row.editEanValue)}
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onKeyDown={e => { if (e.key === 'Enter') handleSaveEan(row.variant.id, row.productId, row.editEanValue); if (e.key === 'Escape') setRows(prev => prev.map(r => r.variant.id === row.variant.id ? { ...r, editingEan: false } : r)); }}
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disabled={row.savingEan}
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placeholder="—"
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className="w-full px-2 py-1 border border-[#2D6A4F] rounded text-xs focus:ring-1 focus:ring-[#2D6A4F] outline-none disabled:opacity-50"
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/>
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) : (
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<button
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onClick={() => setRows(prev => prev.map(r => r.variant.id === row.variant.id ? { ...r, editingEan: true, editEanValue: row.variant.ean ?? '' } : r))}
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title="Clic para editar EAN"
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className="font-mono text-xs text-gray-400 hover:text-[#2D6A4F] cursor-text text-left w-full truncate block disabled:opacity-50"
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>
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{row.variant.ean ?? '—'}
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</button>
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)}
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</td>
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<td className="px-4 py-3">
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<ExpirationCell dateIso={row.expirationDate} />
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</td>
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<td className="px-4 py-3">
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{margin === null ? (
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<span className="text-gray-300">—</span>
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) : (
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<span className={`text-xs font-bold ${margin >= 30 ? 'text-green-600' : margin >= 10 ? 'text-amber-600' : 'text-red-600'}`}>
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{margin}%
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</span>
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)}
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</td>
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<td className="px-4 py-3">
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{row.loading ? (
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<span className="text-gray-300">—</span>
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) : row.editing ? (
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<div className="flex items-center gap-2">
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<input
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autoFocus
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type="number"
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min={0}
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value={row.editValue}
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onChange={(e) =>
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setRows((prev) =>
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prev.map((r) =>
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r.variant.id === row.variant.id
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? { ...r, editValue: e.target.value }
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: r,
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),
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)
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}
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onBlur={() => saveStockInline(row.variant.id, row.editValue)}
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onKeyDown={(e) => {
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if (e.key === 'Enter') saveStockInline(row.variant.id, row.editValue);
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if (e.key === 'Escape')
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setRows((prev) =>
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prev.map((r) =>
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r.variant.id === row.variant.id
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? {
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...r,
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editing: false,
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editValue: String(r.stock?.availableQuantity ?? 0),
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}
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: r,
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),
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);
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}}
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disabled={row.saving}
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className="w-20 px-2 py-1 border border-gray-300 rounded-lg text-sm focus:ring-1 focus:ring-[#2D6A4F] outline-none"
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/>
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{row.msg && (
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<span className={`text-xs ${row.msg === '✓' || row.msg === '✓ Guardado' ? 'text-green-600' : 'text-red-600'}`}>
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{row.msg}
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</span>
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)}
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</div>
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) : (
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<button
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onClick={() =>
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setRows((prev) =>
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prev.map((r) =>
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r.variant.id === row.variant.id
|
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? { ...r, editing: true, editValue: String(r.stock?.availableQuantity ?? 0) }
|
||
: r,
|
||
),
|
||
)
|
||
}
|
||
title="Clic para editar stock"
|
||
className="font-medium text-gray-900 hover:text-[#2D6A4F] cursor-text disabled:opacity-50"
|
||
>
|
||
{row.stock?.availableQuantity ?? '—'}
|
||
</button>
|
||
)}
|
||
</td>
|
||
<td className="px-4 py-3">
|
||
<StockBadge qty={row.stock?.availableQuantity ?? 0} />
|
||
</td>
|
||
</tr>
|
||
);
|
||
})}
|
||
</tbody>
|
||
</table>
|
||
</div>
|
||
)}
|
||
</div>
|
||
</div>
|
||
);
|
||
}
|