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import { DashboardLayout } from '@/components/layout/dashboard-layout';
import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
import { StatCard } from '@/components/ui/stat-card';
import { Badge } from '@/components/ui/badge';
import { Button } from '@/components/ui/button';
import {
DollarSign,
ShoppingBag,
TrendingUp,
Users,
ArrowUpRight,
ArrowDownRight,
QrCode,
Calendar,
Download,
} from 'lucide-react';
import { generateDailyRevenue, generatePopularItems, generateOrdersByType, generateHourlyOrders } from '@/lib/demo-data';
import { formatCurrency, cn } from '@/lib/utils';
import { useState } from 'react';
const revenueData = generateDailyRevenue(30);
const popularItems = generatePopularItems();
const ordersByType = generateOrdersByType();
const hourlyOrders = generateHourlyOrders();
function BarChart({ data, dataKey, maxHeight = 120 }: { data: { [key: string]: string | number }[]; dataKey: string; maxHeight?: number }) {
const values = data.map((d) => Number(d[dataKey]));
const max = Math.max(...values);
return (
<div className="flex items-end gap-[3px]" style={{ height: maxHeight }}>
{data.map((d, i) => (
<div
key={i}
className="group relative flex-1 rounded-t-sm bg-emerald-500/80 transition-all hover:bg-emerald-500"
style={{ height: `${(Number(d[dataKey]) / max) * 100}%` }}
>
<div className="absolute -top-8 left-1/2 -translate-x-1/2 hidden rounded-md bg-zinc-900 px-2 py-1 text-[10px] font-medium text-white shadow-lg group-hover:block whitespace-nowrap">
{typeof d[dataKey] === 'number' && dataKey === 'revenue' ? formatCurrency(Number(d[dataKey])) : d[dataKey]}
</div>
</div>
))}
</div>
);
}
function HeatmapRow({ label, values, max }: { label: string; values: number[]; max: number }) {
return (
<div className="flex items-center gap-1">
<span className="w-10 text-[10px] text-zinc-400 shrink-0">{label}</span>
{values.map((v, i) => (
<div
key={i}
className="h-6 flex-1 rounded-sm transition-all hover:ring-1 hover:ring-emerald-500"
style={{
backgroundColor: `rgba(16, 185, 129, ${v / max})`,
}}
title={`${v} orders`}
/>
))}
</div>
);
}
export default function AnalyticsPage() {
const [period, setPeriod] = useState('30d');
const totalRevenue = revenueData.reduce((s, d) => s + d.revenue, 0);
const totalOrders = revenueData.reduce((s, d) => s + d.orders, 0);
const avgOrder = totalRevenue / totalOrders;
return (
<DashboardLayout>
<div className="space-y-6">
{/* Header */}
<div className="flex flex-col gap-4 sm:flex-row sm:items-center sm:justify-between">
<div>
<h1 className="text-2xl font-bold tracking-tight text-zinc-900 dark:text-white sm:text-3xl">Analytics</h1>
<p className="mt-1 text-sm text-zinc-500">Track performance, revenue, and customer insights.</p>
</div>
<div className="flex items-center gap-2">
<div className="flex gap-1 rounded-xl border border-zinc-200 p-1 dark:border-zinc-700">
{['7d', '14d', '30d', '90d'].map((p) => (
<button
key={p}
onClick={() => setPeriod(p)}
className={cn(
'rounded-lg px-3 py-1.5 text-xs font-medium transition-all',
period === p ? 'bg-zinc-900 text-white dark:bg-white dark:text-zinc-900' : 'text-zinc-500 hover:bg-zinc-100 dark:hover:bg-zinc-800'
)}
>
{p}
</button>
))}
</div>
<Button variant="outline" size="sm">
<Download className="h-4 w-4" /> Export
</Button>
</div>
</div>
{/* Stats */}
<div className="grid gap-4 sm:grid-cols-2 lg:grid-cols-4">
<StatCard title="Total Revenue" value={formatCurrency(totalRevenue)} change="+12.5% vs prev. period" changeType="positive" icon={DollarSign} iconColor="text-emerald-600" />
<StatCard title="Total Orders" value={totalOrders.toString()} change="+8.2% vs prev. period" changeType="positive" icon={ShoppingBag} iconColor="text-blue-600" />
<StatCard title="Avg. Order Value" value={formatCurrency(avgOrder)} change="+3.1% vs prev. period" changeType="positive" icon={TrendingUp} iconColor="text-violet-600" />
<StatCard title="QR Scans" value="2,011" change="+24.3% vs prev. period" changeType="positive" icon={QrCode} iconColor="text-amber-600" />
</div>
{/* Revenue Chart */}
<Card>
<CardHeader className="flex flex-row items-center justify-between">
<div>
<CardTitle>Revenue Over Time</CardTitle>
<p className="mt-1 text-sm text-zinc-500">Daily revenue for the last 30 days</p>
</div>
<div className="flex items-baseline gap-3">
<span className="text-2xl font-bold">{formatCurrency(totalRevenue)}</span>
<Badge variant="success" className="gap-1">
<ArrowUpRight className="h-3 w-3" /> 12.5%
</Badge>
</div>
</CardHeader>
<CardContent>
<BarChart data={revenueData} dataKey="revenue" maxHeight={160} />
<div className="mt-2 flex justify-between text-[10px] text-zinc-400">
{revenueData.filter((_, i) => i % 5 === 0).map((d, i) => (
<span key={i}>{new Date(d.date).toLocaleDateString('en', { month: 'short', day: 'numeric' })}</span>
))}
</div>
</CardContent>
</Card>
<div className="grid gap-6 lg:grid-cols-2">
{/* Popular Items */}
<Card>
<CardHeader>
<CardTitle>Top Selling Items</CardTitle>
</CardHeader>
<CardContent>
<div className="space-y-3">
{popularItems.map((item, i) => {
const maxOrders = popularItems[0].orders;
return (
<div key={item.name} className="flex items-center gap-3">
<span className="w-6 text-center text-sm font-bold text-zinc-400">
{i + 1}
</span>
<div className="flex-1 min-w-0">
<div className="flex items-center justify-between">
<p className="truncate text-sm font-medium text-zinc-900 dark:text-zinc-100">{item.name}</p>
<p className="ml-2 shrink-0 text-sm font-semibold text-zinc-900 dark:text-zinc-100">{formatCurrency(item.revenue)}</p>
</div>
<div className="mt-1.5 flex items-center gap-2">
<div className="h-1.5 flex-1 overflow-hidden rounded-full bg-zinc-100 dark:bg-zinc-800">
<div
className="h-full rounded-full bg-gradient-to-r from-emerald-500 to-cyan-500"
style={{ width: `${(item.orders / maxOrders) * 100}%` }}
/>
</div>
<span className="text-xs text-zinc-400">{item.orders}</span>
</div>
</div>
</div>
);
})}
</div>
</CardContent>
</Card>
{/* Peak Hours */}
<Card>
<CardHeader>
<CardTitle>Peak Hours</CardTitle>
</CardHeader>
<CardContent>
<BarChart data={hourlyOrders} dataKey="orders" maxHeight={140} />
<div className="mt-2 flex justify-between text-[10px] text-zinc-400">
{hourlyOrders.map((h, i) => (
i % 2 === 0 ? <span key={i}>{h.hour}</span> : <span key={i} />
))}
</div>
<div className="mt-4 grid grid-cols-2 gap-3">
<div className="rounded-xl bg-emerald-50 p-3 dark:bg-emerald-950/30">
<p className="text-xs text-emerald-600">Lunch Peak</p>
<p className="text-lg font-bold text-emerald-700 dark:text-emerald-400">12:00 – 14:00</p>
</div>
<div className="rounded-xl bg-violet-50 p-3 dark:bg-violet-950/30">
<p className="text-xs text-violet-600">Dinner Peak</p>
<p className="text-lg font-bold text-violet-700 dark:text-violet-400">18:00 – 21:00</p>
</div>
</div>
</CardContent>
</Card>
</div>
{/* Order Distribution */}
<div className="grid gap-6 lg:grid-cols-3">
{ordersByType.map((item) => (
<Card key={item.type}>
<CardContent className="pt-6">
<div className="flex items-center justify-between">
<div>
<p className="text-sm text-zinc-500">{item.type}</p>
<p className="mt-1 text-3xl font-bold">{item.count}</p>
<p className="mt-0.5 text-xs text-zinc-500">{item.percentage}% of total</p>
</div>
<div className="relative h-20 w-20">
<svg className="h-20 w-20 -rotate-90" viewBox="0 0 36 36">
<path
d="M18 2.0845 a 15.9155 15.9155 0 0 1 0 31.831 a 15.9155 15.9155 0 0 1 0 -31.831"
fill="none"
stroke="currentColor"
strokeWidth="3"
className="text-zinc-100 dark:text-zinc-800"
/>
<path
d="M18 2.0845 a 15.9155 15.9155 0 0 1 0 31.831 a 15.9155 15.9155 0 0 1 0 -31.831"
fill="none"
stroke="currentColor"
strokeWidth="3"
strokeDasharray={`${item.percentage}, 100`}
className={cn(
item.type === 'Dine In' && 'text-emerald-500',
item.type === 'Takeaway' && 'text-blue-500',
item.type === 'Delivery' && 'text-violet-500'
)}
/>
</svg>
<div className="absolute inset-0 flex items-center justify-center text-sm font-bold">
{item.percentage}%
</div>
</div>
</div>
</CardContent>
</Card>
))}
</div>
</div>
</DashboardLayout>
);
}
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