"use client";

import { type TapoDevice } from "../lib/getPower";

interface PowerCardProps {
	device: TapoDevice | null;
	label: string;
	delay?: number;
	toggling?: boolean;
	onToggle?: (on: boolean) => void;
}

function powerColor(watts: number): string {
	if (watts > 400) return "#ef4444";
	if (watts > 200) return "#f59e0b";
	return "#3b82f6";
}

export default function PowerCard({ device, label, delay = 0, toggling = false, onToggle }: PowerCardProps) {
	const pct = device ? Math.min(100, (device.current_power_w / 500) * 100) : 0;
	const runtimeHours = device ? Math.floor(device.today_runtime_min / 60) : 0;
	const runtimeMins = device ? device.today_runtime_min % 60 : 0;

	return (
		<div
			className="bg-white border border-gray-200 rounded-2xl p-5 flex flex-col shadow-sm hover:shadow-md hover:-translate-y-0.5 transition-all duration-200 animate-fade-up"
			style={{ animationDelay: `${delay}ms` }}
		>
			<div className="flex items-center justify-between mb-3">
				<span className="text-[0.68rem] font-medium tracking-widest uppercase text-gray-400">
					{label}
				</span>
				{device ? (
					<div className="flex items-center gap-2">
						<span
							className={`flex items-center gap-1.5 text-[0.62rem] font-medium uppercase tracking-widest ${
								device.on ? "text-emerald-500" : "text-gray-400"
							}`}
						>
							<span
								className={`w-1.5 h-1.5 rounded-full ${
									device.on ? "bg-emerald-400" : "bg-gray-300"
								}`}
							/>
							{device.on ? "On" : "Off"}
						</span>
						{onToggle && (
							<button
								onClick={() => onToggle(!device.on)}
								disabled={toggling}
								className={`text-[0.6rem] font-medium uppercase tracking-widest px-2 py-0.5 rounded-full border transition-colors disabled:opacity-40 disabled:cursor-not-allowed ${
									device.on
										? "border-red-200 text-red-400 hover:bg-red-50"
										: "border-emerald-200 text-emerald-500 hover:bg-emerald-50"
								}`}
							>
								{toggling ? "···" : device.on ? "Turn off" : "Turn on"}
							</button>
						)}
					</div>
				) : null}
			</div>

			{device ? (
				<>
					<div className="flex items-baseline gap-1.5 mt-0.5">
						<span className="text-3xl font-medium tracking-tight text-gray-900 leading-none">
							{device.current_power_w.toFixed(1)}
						</span>
						<span className="text-base text-gray-400 font-medium">W</span>
					</div>
					<span className="text-[0.7rem] text-gray-400 mt-1 truncate">
						{device.alias} · {device.model}
					</span>

					<div className="h-[3px] bg-gray-100 rounded-full mt-4 overflow-hidden">
						<div
							className="h-full rounded-full transition-all duration-700"
							style={{
								width: `${pct}%`,
								background: powerColor(device.current_power_w),
							}}
						/>
					</div>

					<div className="grid grid-cols-3 gap-2 mt-4 pt-4 border-t border-gray-100">
						<div className="flex flex-col gap-0.5">
							<span className="text-sm font-medium text-gray-900">
								{(device.today_energy_wh / 1000).toFixed(3)}
								<span className="text-gray-400 text-xs ml-0.5">kWh</span>
							</span>
							<span className="text-[0.62rem] uppercase tracking-widest text-gray-400">
								Today
							</span>
						</div>
						<div className="flex flex-col gap-0.5">
							<span className="text-sm font-medium text-gray-900">
								{(device.month_energy_wh / 1000).toFixed(2)}
								<span className="text-gray-400 text-xs ml-0.5">kWh</span>
							</span>
							<span className="text-[0.62rem] uppercase tracking-widest text-gray-400">
								Month
							</span>
						</div>
						<div className="flex flex-col gap-0.5">
							<span className="text-sm font-medium text-gray-900">
								{runtimeHours}h {runtimeMins}m
							</span>
							<span className="text-[0.62rem] uppercase tracking-widest text-gray-400">
								Runtime
							</span>
						</div>
					</div>
				</>
			) : (
				<div className="skeleton h-24 mt-2" />
			)}
		</div>
	);
}