Thanh Quy - wolf
434 lines
16 KiB
TypeScript
434 lines
16 KiB
TypeScript
"use client";
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import {
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BarChart,
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LineChart,
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PieChart,
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ProductTable,
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SummaryCard,
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} from "@/components/organisms/analytics";
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import type { PieSlice } from "@/components/organisms/analytics";
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import {
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calcChange,
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formatCurrency,
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formatCurrencyFull,
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} from "@/lib/analytics-utils";
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import {
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MENU_CATEGORIES,
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MOCK_PRODUCT_SALES,
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MOCK_REVENUE_DAILY,
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MOCK_REVENUE_MONTHLY,
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MOCK_REVENUE_WEEKLY,
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MOCK_REVENUE_YEARLY,
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} from "@/lib/constants";
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import type { AnalyticsPeriod, RevenueDataPoint } from "@/lib/types";
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import Link from "next/link";
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import { useMemo, useState } from "react";
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// ─── Constants ────────────────────────────────────────────────────────────────
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const PERIOD_LABELS: Record<AnalyticsPeriod, string> = {
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day: "By day",
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week: "By week",
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month: "By month",
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year: "By year",
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};
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const CATEGORY_COLORS = [
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"#6F4E37",
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"#C8973A",
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"#A0785A",
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"#8B6914",
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"#D4A96A",
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"#4A3728",
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"#F0D9A8",
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"#A08060",
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"#3D2B1F",
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];
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const REVENUE_MAP: Record<AnalyticsPeriod, RevenueDataPoint[]> = {
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day: MOCK_REVENUE_DAILY,
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week: MOCK_REVENUE_WEEKLY,
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month: MOCK_REVENUE_MONTHLY,
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year: MOCK_REVENUE_YEARLY,
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};
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const CHART_TYPES = ["line", "bar", "pie"] as const;
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type ChartType = (typeof CHART_TYPES)[number];
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const CHART_META: Record<ChartType, { icon: string; label: string }> = {
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line: { icon: "fa-chart-line", label: "Line" },
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bar: { icon: "fa-chart-bar", label: "Bar" },
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pie: { icon: "fa-chart-pie", label: "Pie" },
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};
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// ─── Category filter select ───────────────────────────────────────────────────
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function CategorySelect({
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value,
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onChange,
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label = "Category:",
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}: {
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value: string;
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onChange: (v: string) => void;
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label?: string;
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}) {
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const categories = MENU_CATEGORIES.filter((c) => c.id !== "all");
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return (
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<div className="flex items-center gap-2">
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<label className="text-xs text-(--color-text-muted)">{label}</label>
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<select
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title="Category"
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value={value}
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onChange={(e) => onChange(e.target.value)}
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className="bg-background text-foreground rounded-lg border border-(--color-border) px-2 py-1.5 text-xs"
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>
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<option value="all">All</option>
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{categories.map((c) => (
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<option key={c.id} value={c.id}>
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{c.name}
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</option>
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))}
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</select>
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</div>
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);
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}
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// ─── Main Page ────────────────────────────────────────────────────────────────
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export default function AnalyticsPage() {
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const [period, setPeriod] = useState<AnalyticsPeriod>("month");
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const [activeChart, setActiveChart] = useState<ChartType>("line");
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const [categoryFilter, setCategoryFilter] = useState("all");
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// Revenue data for selected period
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const revenueData = REVENUE_MAP[period];
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// Split into halves for bar comparison
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const half = Math.floor(revenueData.length / 2);
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const barCurrent = revenueData.slice(half);
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const barPrevious = revenueData.slice(0, half).slice(0, barCurrent.length);
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// Filtered product sales
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const filteredSales = useMemo(
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() =>
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categoryFilter === "all"
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? MOCK_PRODUCT_SALES
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: MOCK_PRODUCT_SALES.filter((p) => p.category === categoryFilter),
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[categoryFilter],
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);
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// Summary stats
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const totalRevenue = revenueData.reduce((s, d) => s + d.revenue, 0);
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const totalOrders = revenueData.reduce((s, d) => s + d.orders, 0);
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const totalProfit = filteredSales.reduce((s, d) => s + d.profit, 0);
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const avgOrderValue = totalOrders > 0 ? totalRevenue / totalOrders : 0;
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// Period-over-period comparisons
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const curRevenue = barCurrent.reduce((s, d) => s + d.revenue, 0);
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const prevRevenue = barPrevious.reduce((s, d) => s + d.revenue, 0);
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const curOrders = barCurrent.reduce((s, d) => s + d.orders, 0);
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const prevOrders = barPrevious.reduce((s, d) => s + d.orders, 0);
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const revComp = calcChange(curRevenue, prevRevenue);
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const ordComp = calcChange(curOrders, prevOrders);
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const proComp = calcChange(curRevenue * 0.65, prevRevenue * 0.65);
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// Pie data: revenue by category
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const pieData = useMemo((): PieSlice[] => {
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const byCategory: Record<string, number> = {};
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MOCK_PRODUCT_SALES.forEach((p) => {
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byCategory[p.category] = (byCategory[p.category] ?? 0) + p.revenue;
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});
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return Object.entries(byCategory)
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.map(([catId, rev], i) => ({
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label: MENU_CATEGORIES.find((c) => c.id === catId)?.name ?? catId,
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value: rev,
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color: CATEGORY_COLORS[i % CATEGORY_COLORS.length],
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}))
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.sort((a, b) => b.value - a.value);
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}, []);
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// Top 5 products
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const top5 = useMemo(
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() => [...filteredSales].sort((a, b) => b.revenue - a.revenue).slice(0, 5),
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[filteredSales],
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);
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// Totals for summary row
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const filteredRevenue = filteredSales.reduce((s, d) => s + d.revenue, 0);
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const filteredProfit = filteredSales.reduce((s, d) => s + d.profit, 0);
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const filteredUnits = filteredSales.reduce((s, d) => s + d.unitsSold, 0);
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const avgMargin =
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filteredSales.length > 0
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? filteredSales.reduce((s, d) => s + d.profitMargin, 0) /
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filteredSales.length
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: 0;
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return (
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<div className="bg-background min-h-screen">
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{/* ── Page Header ── */}
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<header className="sticky top-0 z-30 border-b border-(--color-border-light) bg-(--color-bg-header) shadow-sm">
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<div className="mx-auto flex max-w-screen-2xl items-center gap-4 px-4 py-3">
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<Link
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href="/manager"
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className="flex h-9 w-9 shrink-0 items-center justify-center rounded-xl text-(--color-text-muted) transition-colors hover:bg-(--color-accent-light) hover:text-(--color-primary)"
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>
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<i className="fa-solid fa-arrow-left"></i>
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</Link>
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<div className="flex items-center gap-3">
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<span className="flex h-9 w-9 items-center justify-center rounded-xl bg-(--color-accent-light) text-(--color-primary)">
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<i className="fa-solid fa-chart-line"></i>
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</span>
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<div>
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<h1 className="text-foreground text-lg leading-tight font-bold">
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Financial Statistics & Analytics
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</h1>
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<p className="text-xs text-(--color-text-muted)">
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Financial Analytics Dashboard
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</p>
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</div>
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</div>
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{/* Period selector */}
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<div className="ml-auto flex items-center gap-2">
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{(Object.keys(PERIOD_LABELS) as AnalyticsPeriod[]).map((p) => (
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<button
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key={p}
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onClick={() => setPeriod(p)}
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className={`hidden rounded-lg px-3 py-1.5 text-xs font-medium transition-colors sm:block ${
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period === p
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? "bg-(--color-primary) text-white"
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: "bg-background text-(--color-text-muted) hover:bg-(--color-accent-light)"
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}`}
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>
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{PERIOD_LABELS[p]}
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</button>
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))}
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<select
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title="Select period"
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value={period}
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onChange={(e) => setPeriod(e.target.value as AnalyticsPeriod)}
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className="text-foreground block rounded-lg border border-(--color-border) bg-(--color-bg-card) px-2 py-1.5 text-xs sm:hidden"
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>
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{(
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Object.entries(PERIOD_LABELS) as [AnalyticsPeriod, string][]
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).map(([k, v]) => (
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<option key={k} value={k}>
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{v}
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</option>
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))}
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</select>
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</div>
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</div>
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</header>
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<main className="mx-auto max-w-screen-2xl space-y-6 p-4 pb-10">
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{/* ── Summary Cards ── */}
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<section>
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<h2 className="mb-3 text-sm font-semibold tracking-wider text-(--color-text-muted) uppercase">
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Overview
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</h2>
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<div className="grid grid-cols-1 gap-4 sm:grid-cols-2 xl:grid-cols-4">
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<SummaryCard
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icon="fa-solid fa-sack-dollar"
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title="Total Revenue"
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value={formatCurrency(totalRevenue)}
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subtitle={PERIOD_LABELS[period]}
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change={revComp.change}
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changePercent={revComp.changePercent}
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isPositive={revComp.isPositive}
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/>
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<SummaryCard
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icon="fa-solid fa-receipt"
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title="Total Orders"
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value={totalOrders.toLocaleString()}
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subtitle="Total orders in period"
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change={ordComp.change}
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changePercent={ordComp.changePercent}
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isPositive={ordComp.isPositive}
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/>
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<SummaryCard
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icon="fa-solid fa-circle-dollar-to-slot"
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title="Total Profit"
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value={formatCurrency(totalProfit)}
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subtitle="Estimated from sales data"
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change={proComp.change}
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changePercent={proComp.changePercent}
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isPositive={proComp.isPositive}
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/>
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<SummaryCard
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icon="fa-solid fa-basket-shopping"
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title="Avg. Order Value"
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value={formatCurrency(avgOrderValue)}
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subtitle="Revenue / number of orders"
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change={0}
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changePercent={0}
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isPositive={true}
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/>
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</div>
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</section>
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{/* ── Revenue Chart ── */}
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<section className="bg-background rounded-2xl border border-(--color-border-light) p-5 shadow-sm">
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<div className="mb-4 flex flex-wrap items-center justify-between gap-3">
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<h2 className="text-foreground text-base font-semibold">
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<i className="fa-solid fa-chart-area mr-2 text-(--color-primary)"></i>
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Revenue Chart
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</h2>
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<div className="flex gap-2">
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{CHART_TYPES.map((t) => (
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<button
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key={t}
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onClick={() => setActiveChart(t)}
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className={`flex items-center gap-1.5 rounded-lg px-3 py-1.5 text-xs font-medium transition-colors ${
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activeChart === t
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? "bg-(--color-primary) text-white"
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: "bg-background text-(--color-text-muted) hover:bg-(--color-accent-light)"
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}`}
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>
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<i className={`fa-solid text-xs ${CHART_META[t].icon}`}></i>
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<span className="hidden sm:inline">
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{CHART_META[t].label}
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</span>
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</button>
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))}
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</div>
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</div>
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{activeChart === "line" && (
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<>
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<p className="mb-3 text-xs text-(--color-text-muted)">
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Revenue over time — {PERIOD_LABELS[period]}
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</p>
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<LineChart data={revenueData} height={220} />
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</>
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)}
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{activeChart === "bar" && (
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<>
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<p className="mb-3 text-xs text-(--color-text-muted)">
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Comparing revenue of the first and second half of the current period
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</p>
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<BarChart
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current={barCurrent}
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previous={barPrevious}
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height={220}
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/>
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</>
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)}
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{activeChart === "pie" && (
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<>
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<p className="mb-3 text-xs text-(--color-text-muted)">
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Revenue share by product category
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</p>
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<PieChart data={pieData} />
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</>
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)}
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</section>
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{/* ── Top 5 Products ── */}
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<section className="rounded-2xl border border-(--color-border-light) bg-(--color-bg-card) p-5 shadow-sm">
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<div className="mb-4 flex flex-wrap items-center justify-between gap-3">
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<h2 className="text-foreground text-base font-semibold">
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<i className="fa-solid fa-fire mr-2 text-orange-500"></i>
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Top best-selling products
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</h2>
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<CategorySelect
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value={categoryFilter}
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onChange={setCategoryFilter}
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/>
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</div>
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<div className="space-y-3">
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{top5.map((p, i) => {
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const pct = (p.revenue / top5[0].revenue) * 100;
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return (
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<div key={p.productId}>
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<div className="mb-1 flex items-center justify-between gap-2">
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<div className="flex min-w-0 items-center gap-2">
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<span className="flex h-6 w-6 shrink-0 items-center justify-center rounded-full bg-(--color-accent-light) text-xs font-bold text-(--color-primary)">
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{i + 1}
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</span>
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<span className="text-foreground truncate text-sm font-medium">
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{p.name}
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</span>
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</div>
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<div className="flex shrink-0 items-center gap-3 text-xs">
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<span className="text-(--color-text-muted) tabular-nums">
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{p.unitsSold} cups
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</span>
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<span className="font-semibold text-(--color-primary) tabular-nums">
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{formatCurrency(p.revenue)}
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</span>
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</div>
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</div>
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<div className="bg-background h-2 overflow-hidden rounded-full">
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<div
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className="h-full rounded-full bg-(--color-primary) transition-all duration-500"
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style={{ width: `${pct}%` }}
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/>
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</div>
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</div>
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);
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})}
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</div>
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</section>
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{/* ── Full Product Table ── */}
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<section className="rounded-2xl border border-(--color-border-light) bg-(--color-bg-card) p-5 shadow-sm">
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<div className="mb-4 flex flex-wrap items-center justify-between gap-3">
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<h2 className="text-foreground text-base font-semibold">
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<i className="fa-solid fa-table text-foreground mr-2"></i>
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Detailed product analytics
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</h2>
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<CategorySelect
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value={categoryFilter}
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onChange={setCategoryFilter}
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label="Filter category:"
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/>
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</div>
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<p className="mb-3 text-xs text-(--color-text-muted)">
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Click column headers to sort. Showing {filteredSales.length}{" "}
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products.
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</p>
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<ProductTable data={filteredSales} />
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{/* Summary row */}
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<div className="bg-background mt-4 flex flex-wrap gap-4 rounded-xl p-4 text-sm">
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<div>
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<span className="text-(--color-text-muted)">
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Total revenue:{" "}
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</span>
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<span className="font-semibold text-(--color-primary)">
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{formatCurrencyFull(filteredRevenue)}
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</span>
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</div>
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<div>
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<span className="text-(--color-text-muted)">
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Total profit:{" "}
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</span>
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<span className="font-semibold text-green-600">
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{formatCurrencyFull(filteredProfit)}
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</span>
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</div>
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<div>
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<span className="text-(--color-text-muted)">
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Total units:{" "}
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</span>
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<span className="text-foreground font-semibold">
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{filteredUnits.toLocaleString()} cups
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</span>
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</div>
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<div>
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<span className="text-(--color-text-muted)">
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Avg. profit margin:{" "}
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</span>
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<span className="font-semibold text-yellow-700">
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{avgMargin.toFixed(1)}%
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</span>
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</div>
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</div>
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</section>
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</main>
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</div>
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);
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}
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