Refine RFM page table UX

src/pages/Rfm.tsx

@@ -1,6 +1,6 @@
 import { useCallback, useEffect, useMemo, useState } from 'react';
 import { Link, useOutletContext } from 'react-router-dom';
-import { Database, Download, Filter, Loader2, Search, Sparkles, Users } from 'lucide-react';
+import { ChevronLeft, ChevronRight, Download, Filter, Loader2, Search, Users } from 'lucide-react';
 import DateRangePicker from '../components/DateRangePicker';
 import { exportToCSV, fetchRfmAnalytics } from '../dataService';
 import type { DateRange, RfmAnalytics, RfmClient, RfmSegment } from '../types';
@@ -68,178 +68,6 @@ const segmentByScore: Record<string, string> = {
   '1-1': 'lost'
 };
 
-const demoClients: RfmClient[] = [
-  {
-    name: 'Ana Paula Ribeiro',
-    phone: '+55 11 90000-0001',
-    monetary: 4820,
-    frequency: 12,
-    quantityPurchased: 38,
-    lastPurchaseDate: '2026-06-10',
-    recencyDays: 1,
-    recencyScore: 3,
-    frequencyScore: 3,
-    monetaryScore: 3,
-    valueScore: 3,
-    rfmScore: '333',
-    segmentKey: 'champions',
-    segmentLabel: 'Champions'
-  },
-  {
-    name: 'Bruno Ferreira',
-    phone: '+55 11 90000-0002',
-    monetary: 1680,
-    frequency: 5,
-    quantityPurchased: 14,
-    lastPurchaseDate: '2026-06-09',
-    recencyDays: 2,
-    recencyScore: 3,
-    frequencyScore: 2,
-    monetaryScore: 2,
-    valueScore: 2,
-    rfmScore: '322',
-    segmentKey: 'potential_loyalists',
-    segmentLabel: 'Potenciais Leais'
-  },
-  {
-    name: 'Carla Mendes',
-    phone: '+55 11 90000-0003',
-    monetary: 249,
-    frequency: 1,
-    quantityPurchased: 2,
-    lastPurchaseDate: '2026-06-08',
-    recencyDays: 3,
-    recencyScore: 3,
-    frequencyScore: 1,
-    monetaryScore: 1,
-    valueScore: 1,
-    rfmScore: '311',
-    segmentKey: 'new_customers',
-    segmentLabel: 'Novos Clientes'
-  },
-  {
-    name: 'Diego Nascimento',
-    phone: '+55 11 90000-0004',
-    monetary: 3920,
-    frequency: 10,
-    quantityPurchased: 31,
-    lastPurchaseDate: '2026-05-24',
-    recencyDays: 18,
-    recencyScore: 2,
-    frequencyScore: 3,
-    monetaryScore: 3,
-    valueScore: 3,
-    rfmScore: '233',
-    segmentKey: 'loyal_customers',
-    segmentLabel: 'Clientes Leais'
-  },
-  {
-    name: 'Elisa Costa',
-    phone: '+55 11 90000-0005',
-    monetary: 1210,
-    frequency: 4,
-    quantityPurchased: 9,
-    lastPurchaseDate: '2026-05-18',
-    recencyDays: 24,
-    recencyScore: 2,
-    frequencyScore: 2,
-    monetaryScore: 2,
-    valueScore: 2,
-    rfmScore: '222',
-    segmentKey: 'need_attention',
-    segmentLabel: 'Precisam de Atenção'
-  },
-  {
-    name: 'Felipe Azevedo',
-    phone: '+55 11 90000-0006',
-    monetary: 390,
-    frequency: 2,
-    quantityPurchased: 3,
-    lastPurchaseDate: '2026-05-12',
-    recencyDays: 30,
-    recencyScore: 2,
-    frequencyScore: 1,
-    monetaryScore: 1,
-    valueScore: 1,
-    rfmScore: '211',
-    segmentKey: 'about_to_sleep',
-    segmentLabel: 'Quase Dormindo'
-  },
-  {
-    name: 'Gabriela Martins',
-    phone: '+55 11 90000-0007',
-    monetary: 5350,
-    frequency: 14,
-    quantityPurchased: 44,
-    lastPurchaseDate: '2026-03-28',
-    recencyDays: 75,
-    recencyScore: 1,
-    frequencyScore: 3,
-    monetaryScore: 3,
-    valueScore: 3,
-    rfmScore: '133',
-    segmentKey: 'at_risk',
-    segmentLabel: 'Em Risco'
-  },
-  {
-    name: 'Henrique Lima',
-    phone: '+55 11 90000-0008',
-    monetary: 980,
-    frequency: 4,
-    quantityPurchased: 8,
-    lastPurchaseDate: '2026-03-06',
-    recencyDays: 97,
-    recencyScore: 1,
-    frequencyScore: 2,
-    monetaryScore: 2,
-    valueScore: 2,
-    rfmScore: '122',
-    segmentKey: 'hibernating',
-    segmentLabel: 'Hibernando'
-  },
-  {
-    name: 'Isabela Rocha',
-    phone: '+55 11 90000-0009',
-    monetary: 120,
-    frequency: 1,
-    quantityPurchased: 1,
-    lastPurchaseDate: '2026-01-29',
-    recencyDays: 133,
-    recencyScore: 1,
-    frequencyScore: 1,
-    monetaryScore: 1,
-    valueScore: 1,
-    rfmScore: '111',
-    segmentKey: 'lost',
-    segmentLabel: 'Perdidos'
-  }
-];
-
-const demoSegments: RfmSegment[] = rfmSegmentDefinitions.map(segment => {
-  const segmentClients = demoClients.filter(client => client.segmentKey === segment.key);
-  const totalRevenue = segmentClients.reduce((sum, client) => sum + client.monetary, 0);
-
-  return {
-    ...segment,
-    count: segmentClients.length,
-    totalRevenue,
-    averageRevenue: segmentClients.length ? totalRevenue / segmentClients.length : 0
-  };
-});
-
-const demoAnalytics: RfmAnalytics = {
-  range: {
-    start: '2026-01-01',
-    end: '2026-06-11'
-  },
-  clients: demoClients,
-  segments: demoSegments,
-  matrix: {
-    recencyScores: [3, 2, 1],
-    valueScores: [1, 2, 3]
-  }
-};
-
 const formatCurrency = (value: number) => {
   return new Intl.NumberFormat('pt-BR', { style: 'currency', currency: 'BRL' }).format(value);
 };
@@ -283,7 +111,8 @@ const Rfm = () => {
   const [searchTerm, setSearchTerm] = useState('');
   const [segmentFilter, setSegmentFilter] = useState('all');
   const [selectedSegmentKey, setSelectedSegmentKey] = useState('');
-  const [isDemoMode, setIsDemoMode] = useState(false);
+  const [currentPage, setCurrentPage] = useState(1);
+  const [itemsPerPage, setItemsPerPage] = useState(20);
 
   const loadRfm = useCallback(async (range: DateRange) => {
     setIsLoading(true);
@@ -308,7 +137,7 @@ const Rfm = () => {
     return () => clearInterval(intervalId);
   }, [dateRange, loadRfm, refreshInterval]);
 
-  const visibleAnalytics = isDemoMode ? demoAnalytics : analytics;
+  const visibleAnalytics = analytics;
   const clients = visibleAnalytics?.clients || emptyClients;
   const segments = useMemo(() => {
     const sourceSegments = visibleAnalytics?.segments || emptySegments;
@@ -323,13 +152,6 @@ const Rfm = () => {
     });
   }, [visibleAnalytics]);
 
-  const toggleDemoMode = () => {
-    setIsDemoMode(current => !current);
-    setSegmentFilter('all');
-    setSearchTerm('');
-    setSelectedSegmentKey('');
-  };
-
   const filteredClients = useMemo(() => {
     const normalizedSearch = searchTerm.trim().toLowerCase();
 
@@ -343,6 +165,10 @@ const Rfm = () => {
     });
   }, [clients, searchTerm, segmentFilter]);
 
+  const totalPages = Math.ceil(filteredClients.length / itemsPerPage);
+  const startIndex = (currentPage - 1) * itemsPerPage;
+  const paginatedClients = filteredClients.slice(startIndex, startIndex + itemsPerPage);
+
   const totals = useMemo(() => {
     const totalRevenue = clients.reduce((sum, client) => sum + client.monetary, 0);
     const activeSegments = segments.filter(segment => segment.count > 0).length;
@@ -407,18 +233,6 @@ const Rfm = () => {
         </div>
 
         <div className="flex flex-col sm:flex-row flex-wrap gap-3 items-start sm:items-center">
-          <button
-            onClick={toggleDemoMode}
-            className={`inline-flex items-center justify-center gap-2 rounded-xl border px-4 py-2.5 text-sm font-bold transition-colors cursor-pointer ${
-              isDemoMode
-                ? 'border-amber-500/40 bg-amber-500/10 text-amber-300 hover:bg-amber-500/15'
-                : 'border-dark-border bg-dark-card text-dark-text hover:border-brand-primary'
-            }`}
-          >
-            {isDemoMode ? <Database className="h-4 w-4" /> : <Sparkles className="h-4 w-4" />}
-            {isDemoMode ? 'Voltar para dados reais' : 'Ver dados demo'}
-          </button>
-
           <DateRangePicker
             dateRange={dateRange}
             onChange={setDateRange}
@@ -429,13 +243,7 @@ const Rfm = () => {
         </div>
       </div>
 
-      {isDemoMode && (
+      {isLoading && (
-        <div className="rounded-2xl border border-amber-500/30 bg-amber-500/10 px-4 py-3 text-sm font-semibold text-amber-200">
-          Visualização com dados fictícios. Nenhum cliente real ou dado do banco foi alterado.
-        </div>
-      )}
-
-      {!isDemoMode && isLoading && (
         <div className="inline-flex items-center gap-2 rounded-xl border border-dark-border bg-dark-card px-3 py-2 text-sm font-semibold text-dark-muted">
           <Loader2 className="h-4 w-4 animate-spin text-brand-primary" />
           Atualizando RFM
@@ -513,6 +321,7 @@ const Rfm = () => {
                       onClick={() => {
                         setSegmentFilter(segment?.key || 'all');
                         setSelectedSegmentKey(segment?.key || '');
+                        setCurrentPage(1);
                       }}
                       className={`group min-h-28 rounded-xl border p-3 text-left transition-all hover:-translate-y-0.5 hover:border-brand-primary cursor-pointer ${
                         isActive ? 'border-brand-primary ring-1 ring-brand-primary/50' : 'border-dark-border'
@@ -563,6 +372,7 @@ const Rfm = () => {
                   onClick={() => {
                     setSegmentFilter(segment.key);
                     setSelectedSegmentKey(segment.key);
+                    setCurrentPage(1);
                   }}
                   className={`w-full rounded-xl border px-4 py-3 text-left transition-colors cursor-pointer ${
                     segmentFilter === segment.key ? 'border-brand-primary bg-dark-input' : 'border-dark-border bg-transparent hover:border-brand-primary'
@@ -626,7 +436,10 @@ const Rfm = () => {
               <Filter className="absolute left-3 top-1/2 h-4 w-4 -translate-y-1/2 text-dark-muted" />
               <select
                 value={segmentFilter}
-                onChange={(event) => setSegmentFilter(event.target.value)}
+                onChange={(event) => {
+                  setSegmentFilter(event.target.value);
+                  setCurrentPage(1);
+                }}
                 className="appearance-none bg-dark-input border border-dark-border text-dark-text text-sm rounded-xl pl-9 pr-8 py-2.5 focus:outline-none focus:border-brand-primary transition-colors shadow-sm cursor-pointer"
               >
                 <option value="all">Todos os segmentos</option>
@@ -642,7 +455,10 @@ const Rfm = () => {
                 type="text"
                 placeholder="Buscar cliente..."
                 value={searchTerm}
-                onChange={(event) => setSearchTerm(event.target.value)}
+                onChange={(event) => {
+                  setSearchTerm(event.target.value);
+                  setCurrentPage(1);
+                }}
                 className="w-full sm:w-72 bg-dark-input border border-dark-border text-dark-text rounded-xl pl-10 pr-4 py-2.5 focus:outline-none focus:border-brand-primary hover:border-brand-primary transition-colors shadow-sm"
               />
             </div>
@@ -673,22 +489,11 @@ const Rfm = () => {
               </tr>
             </thead>
             <tbody className="divide-y divide-dark-border">
-              {filteredClients.map((client: RfmClient) => {
+              {paginatedClients.map((client: RfmClient) => {
                 const style = segmentStyles[client.segmentKey] || segmentStyles.lost;
                 return (
                   <tr key={client.phone} className="hover:bg-dark-input/50 transition-colors">
                     <td className="px-6 py-3">
-                      {isDemoMode ? (
-                        <div className="flex items-center gap-3">
-                          <span className="flex h-9 w-9 items-center justify-center rounded-xl bg-dark-input text-dark-muted">
-                            <Users className="h-4 w-4" />
-                          </span>
-                          <span>
-                            <span className="block font-bold text-dark-text">{client.name}</span>
-                            <span className="block text-xs font-medium text-dark-muted">{client.phone || 'N/A'}</span>
-                          </span>
-                        </div>
-                      ) : (
                       <Link to={`/clients/${encodeURIComponent(client.name)}`} className="flex items-center gap-3 hover:text-brand-primary transition-colors">
                         <span className="flex h-9 w-9 items-center justify-center rounded-xl bg-dark-input text-dark-muted">
                           <Users className="h-4 w-4" />
@@ -698,7 +503,6 @@ const Rfm = () => {
                           <span className="block text-xs font-medium text-dark-muted">{client.phone || 'N/A'}</span>
                         </span>
                       </Link>
-                      )}
                     </td>
                     <td className="px-6 py-3">
                       <span className={`inline-flex items-center gap-2 rounded-full px-3 py-1 text-xs font-bold ${style.bg} ${style.text}`}>
@@ -732,6 +536,48 @@ const Rfm = () => {
             Nenhum cliente encontrado.
           </div>
         )}
+
+        <div className="px-6 py-4 border-t border-dark-border flex flex-col sm:flex-row items-center justify-between gap-4">
+          <div className="flex items-center gap-2 text-sm text-dark-muted">
+            <span>Mostrar</span>
+            <select
+              value={itemsPerPage}
+              onChange={(event) => {
+                setItemsPerPage(Number(event.target.value));
+                setCurrentPage(1);
+              }}
+              className="bg-dark-card border border-dark-border rounded-lg px-2 py-1 focus:outline-none focus:border-brand-primary cursor-pointer text-dark-text"
+            >
+              <option value={10}>10</option>
+              <option value={20}>20</option>
+              <option value={50}>50</option>
+              <option value={100}>100</option>
+            </select>
+            <span>clientes por página</span>
+          </div>
+
+          <div className="flex items-center gap-4 text-sm">
+            <span className="text-dark-muted">
+              Mostrando {filteredClients.length > 0 ? startIndex + 1 : 0} a {Math.min(startIndex + itemsPerPage, filteredClients.length)} de {filteredClients.length} clientes
+            </span>
+            <div className="flex gap-1">
+              <button
+                onClick={() => setCurrentPage(page => Math.max(1, page - 1))}
+                disabled={currentPage === 1}
+                className="p-1 rounded-lg border border-dark-border disabled:opacity-50 disabled:cursor-not-allowed hover:border-brand-primary transition-colors text-dark-muted hover:text-dark-text cursor-pointer bg-dark-card"
+              >
+                <ChevronLeft className="w-5 h-5" />
+              </button>
+              <button
+                onClick={() => setCurrentPage(page => Math.min(totalPages, page + 1))}
+                disabled={currentPage === totalPages || totalPages === 0}
+                className="p-1 rounded-lg border border-dark-border disabled:opacity-50 disabled:cursor-not-allowed hover:border-brand-primary transition-colors text-dark-muted hover:text-dark-text cursor-pointer bg-dark-card"
+              >
+                <ChevronRight className="w-5 h-5" />
+              </button>
+            </div>
+          </div>
+        </div>
       </section>
     </div>
   );