feat: real dashboard + clients table with API integration

app/(app)/dashboard/page.tsx

@@ -4,45 +4,56 @@ import { useQuery } from '@tanstack/react-query';
 import { api } from '@/lib/api';
 import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
 import { Skeleton } from '@/components/ui/skeleton';
-import { Users, Wifi, DollarSign, AlertTriangle } from 'lucide-react';
+import { Users, Wifi, DollarSign, AlertTriangle, Ticket, ClipboardList } from 'lucide-react';
 
 interface DashboardSummary {
-  totalClients: number;
-  activeSubscribers: number;
-  todayCollections: number;
-  overdueInvoices: number;
+  subscribers: { total: number; active: number; pending: number; suspended: number };
+  billing: { unpaidInvoices: number; overdueInvoices: number };
+  support: { openTickets: number; inProgressTickets: number };
+  tasks: { pending: number };
+  revenue: { thisMonth: number; lastMonth: number; trend: number };
+  leads: { total: number; new: number };
 }
 
-const kpiCards = [
-  {
-    key: 'totalClients' as const,
-    label: 'Total Clients',
-    icon: Users,
-    color: '#0891B2',
-    format: (v: number) => v.toLocaleString(),
-  },
-  {
-    key: 'activeSubscribers' as const,
-    label: 'Active Subscribers',
-    icon: Wifi,
-    color: '#059669',
-    format: (v: number) => v.toLocaleString(),
-  },
-  {
-    key: 'todayCollections' as const,
-    label: "Today's Collections",
-    icon: DollarSign,
-    color: '#7C3AED',
-    format: (v: number) => '₱' + v.toLocaleString('en-PH', { minimumFractionDigits: 2 }),
-  },
-  {
-    key: 'overdueInvoices' as const,
-    label: 'Overdue Invoices',
-    icon: AlertTriangle,
-    color: '#DC2626',
-    format: (v: number) => v.toLocaleString(),
-  },
-];
+function KpiCard({
+  label,
+  value,
+  sub,
+  icon: Icon,
+  color,
+  isLoading,
+}: {
+  label: string;
+  value: string;
+  sub?: string;
+  icon: React.ElementType;
+  color: string;
+  isLoading: boolean;
+}) {
+  return (
+    <Card className="border shadow-sm">
+      <CardHeader className="flex flex-row items-center justify-between pb-2">
+        <CardTitle className="text-sm font-medium text-slate-500">{label}</CardTitle>
+        <div
+          className="w-9 h-9 rounded-lg flex items-center justify-center"
+          style={{ backgroundColor: color + '1A' }}
+        >
+          <Icon size={18} style={{ color }} />
+        </div>
+      </CardHeader>
+      <CardContent>
+        {isLoading ? (
+          <Skeleton className="h-8 w-24" />
+        ) : (
+          <>
+            <p className="text-2xl font-bold text-slate-800">{value}</p>
+            {sub && <p className="text-xs text-slate-500 mt-1">{sub}</p>}
+          </>
+        )}
+      </CardContent>
+    </Card>
+  );
+}
 
 export default function DashboardPage() {
   const { data, isLoading, error } = useQuery<DashboardSummary>({
@@ -53,6 +64,10 @@ export default function DashboardPage() {
     },
   });
 
+  const fmt = (n: number) => n?.toLocaleString() ?? '—';
+  const peso = (n: number) =>
+    '₱' + (n ?? 0).toLocaleString('en-PH', { minimumFractionDigits: 2 });
+
   return (
     <div>
       <div className="mb-6">
@@ -62,39 +77,96 @@ export default function DashboardPage() {
 
       {error && (
         <div className="mb-4 p-3 bg-red-50 border border-red-200 rounded-lg text-red-600 text-sm">
-          Failed to load dashboard data. The API endpoint may not be available yet.
+          Failed to load dashboard data.
         </div>
       )}
 
-      <div className="grid grid-cols-1 md:grid-cols-2 xl:grid-cols-4 gap-4">
-        {kpiCards.map((card) => {
-          const Icon = card.icon;
-          return (
-            <Card key={card.key} className="border shadow-sm">
-              <CardHeader className="flex flex-row items-center justify-between pb-2">
-                <CardTitle className="text-sm font-medium text-slate-500">
-                  {card.label}
-                </CardTitle>
-                <div
-                  className="w-9 h-9 rounded-lg flex items-center justify-center"
-                  style={{ backgroundColor: card.color + '1A' }}
-                >
-                  <Icon size={18} style={{ color: card.color }} />
-                </div>
-              </CardHeader>
-              <CardContent>
-                {isLoading ? (
-                  <Skeleton className="h-8 w-24" />
-                ) : (
-                  <p className="text-2xl font-bold text-slate-800">
-                    {data ? card.format(data[card.key]) : '—'}
-                  </p>
-                )}
-              </CardContent>
-            </Card>
-          );
-        })}
+      {/* KPI Row 1 */}
+      <div className="grid grid-cols-1 sm:grid-cols-2 xl:grid-cols-3 gap-4 mb-4">
+        <KpiCard
+          label="Active Subscribers"
+          value={fmt(data?.subscribers?.active ?? 0)}
+          sub={`${fmt(data?.subscribers?.total ?? 0)} total · ${fmt(data?.subscribers?.pending ?? 0)} pending`}
+          icon={Wifi}
+          color="#059669"
+          isLoading={isLoading}
+        />
+        <KpiCard
+          label="Revenue This Month"
+          value={peso(data?.revenue?.thisMonth ?? 0)}
+          sub={`Last month: ${peso(data?.revenue?.lastMonth ?? 0)}`}
+          icon={DollarSign}
+          color="#0891B2"
+          isLoading={isLoading}
+        />
+        <KpiCard
+          label="Overdue Invoices"
+          value={fmt(data?.billing?.overdueInvoices ?? 0)}
+          sub={`${fmt(data?.billing?.unpaidInvoices ?? 0)} unpaid total`}
+          icon={AlertTriangle}
+          color="#DC2626"
+          isLoading={isLoading}
+        />
       </div>
+
+      {/* KPI Row 2 */}
+      <div className="grid grid-cols-1 sm:grid-cols-2 xl:grid-cols-3 gap-4 mb-8">
+        <KpiCard
+          label="Open Tickets"
+          value={fmt(data?.support?.openTickets ?? 0)}
+          sub={`${fmt(data?.support?.inProgressTickets ?? 0)} in progress`}
+          icon={Ticket}
+          color="#7C3AED"
+          isLoading={isLoading}
+        />
+        <KpiCard
+          label="Pending Tasks"
+          value={fmt(data?.tasks?.pending ?? 0)}
+          sub="Manual tasks awaiting action"
+          icon={ClipboardList}
+          color="#D97706"
+          isLoading={isLoading}
+        />
+        <KpiCard
+          label="Total Clients"
+          value={fmt(data?.subscribers?.total ?? 0)}
+          sub={`${fmt(data?.leads?.new ?? 0)} new leads`}
+          icon={Users}
+          color="#0F172A"
+          isLoading={isLoading}
+        />
+      </div>
+
+      {/* Quick stats */}
+      <Card className="border shadow-sm">
+        <CardHeader>
+          <CardTitle className="text-base font-semibold text-slate-700">Subscriber Breakdown</CardTitle>
+        </CardHeader>
+        <CardContent>
+          {isLoading ? (
+            <div className="space-y-2">
+              <Skeleton className="h-4 w-full" />
+              <Skeleton className="h-4 w-3/4" />
+            </div>
+          ) : (
+            <div className="grid grid-cols-2 sm:grid-cols-4 gap-4">
+              {[
+                { label: 'Active', value: data?.subscribers?.active ?? 0, color: '#059669' },
+                { label: 'Pending', value: data?.subscribers?.pending ?? 0, color: '#D97706' },
+                { label: 'Suspended', value: data?.subscribers?.suspended ?? 0, color: '#DC2626' },
+                { label: 'Total', value: data?.subscribers?.total ?? 0, color: '#0891B2' },
+              ].map((item) => (
+                <div key={item.label} className="text-center p-3 rounded-lg bg-slate-50">
+                  <p className="text-2xl font-bold" style={{ color: item.color }}>
+                    {item.value}
+                  </p>
+                  <p className="text-xs text-slate-500 mt-1">{item.label}</p>
+                </div>
+              ))}
+            </div>
+          )}
+        </CardContent>
+      </Card>
     </div>
   );
 }