BMS/frontend/components/dashboard/kpi-card.tsx
2026-03-19 11:32:17 +00:00

77 lines
2.8 KiB
TypeScript

import Link from "next/link";
import { Card, CardContent } from "@/components/ui/card";
import { Skeleton } from "@/components/ui/skeleton";
import { LucideIcon, TrendingUp, TrendingDown, Minus } from "lucide-react";
import { cn } from "@/lib/utils";
interface KpiCardProps {
title: string;
value: string;
icon: LucideIcon;
iconColor: string;
status: "ok" | "warning" | "critical";
hint?: string;
loading?: boolean;
trend?: number | null;
trendLabel?: string;
trendInvert?: boolean;
href?: string; // optional navigation target
}
const statusBorder: Record<string, string> = {
ok: "border-l-4 border-l-green-500",
warning: "border-l-4 border-l-amber-500",
critical: "border-l-4 border-l-destructive",
};
export function KpiCard({ title, value, icon: Icon, iconColor, status, hint, loading, trend, trendLabel, trendInvert, href }: KpiCardProps) {
const hasTrend = trend !== null && trend !== undefined;
const isUp = hasTrend && trend! > 0;
const isDown = hasTrend && trend! < 0;
const isFlat = hasTrend && trend! === 0;
// For temp/alarms: up is bad (red), down is good (green)
// For power: up might be warning, down is fine
const trendGood = trendInvert ? isDown : isUp;
const trendBad = trendInvert ? isUp : false;
const trendColor = isFlat ? "text-muted-foreground"
: trendGood ? "text-green-400"
: trendBad ? "text-destructive"
: "text-amber-400";
const inner = (
<CardContent className="p-5">
<div className="flex items-start justify-between">
<div className="space-y-1 flex-1">
<p className="text-xs font-medium text-muted-foreground uppercase tracking-wider">
{title}
</p>
{loading ? (
<Skeleton className="h-8 w-24" />
) : (
<p className="text-2xl font-bold tracking-tight">{value}</p>
)}
{hasTrend && !loading ? (
<div className={cn("flex items-center gap-1 text-[10px]", trendColor)}>
{isFlat ? <Minus className="w-3 h-3" /> : isUp ? <TrendingUp className="w-3 h-3" /> : <TrendingDown className="w-3 h-3" />}
<span>{trendLabel ?? (trend! > 0 ? `+${trend}` : `${trend}`)}</span>
<span className="text-muted-foreground">vs prev period</span>
</div>
) : (
hint && <p className="text-[10px] text-muted-foreground">{hint}</p>
)}
</div>
<div className="p-2 rounded-md bg-muted/50 shrink-0">
<Icon className={cn("w-5 h-5", iconColor)} />
</div>
</div>
</CardContent>
);
return (
<Card className={cn("relative overflow-hidden", statusBorder[status], href && "cursor-pointer hover:bg-muted/20 transition-colors")}>
{href ? <Link href={href} className="block">{inner}</Link> : inner}
</Card>
);
}