'use client';
import Link from 'next/link';
import { Server, getStatusColor, serviceStatusToString, ServiceStatus } from '@/lib/schemas/server';
import {
	startServerEventAction,
	restartServerEventAction,
	stopServerEventAction
} from '@/lib/actions/servers';
import { hasPermission, User } from '@/lib/schemas';
import { useState, useTransition } from 'react';
import { useRouter } from 'next/navigation';
import { DeleteServerModal } from './DeleteServerModal';

interface ServerHeaderProps {
	server: Server;
	user: User;
}

export function ServerHeader({ server, user }: ServerHeaderProps) {
	const [isDeleteModalOpen, setIsDeleteModalOpen] = useState(false);
	const [isPending, startTransition] = useTransition();
	const router = useRouter();
	const canDeleteServer = hasPermission(user, 'server.delete');
	const startServer = () =>
		startTransition(async () => {
			await startServerEventAction(server.id);
			router.refresh();
		});
	const restartServer = () =>
		startTransition(async () => {
			await restartServerEventAction(server.id);
			router.refresh();
		});
	const stopServer = () =>
		startTransition(async () => {
			await stopServerEventAction(server.id);
			router.refresh();
		});

	const disabled = [
		ServiceStatus.Restarting,
		ServiceStatus.Starting,
		ServiceStatus.Stopping,
		ServiceStatus.Unknown
	].includes(server.status);
	return (
		<div className="rounded-lg bg-gray-800 p-6">
			<div className="flex items-center justify-between">
				<div className="flex items-center space-x-4">
					<Link
						href="/dashboard"
						className="flex items-center text-gray-400 transition-colors hover:text-white"
					>
						<svg
							xmlns="http://www.w3.org/2000/svg"
							className="mr-2 h-5 w-5"
							fill="none"
							viewBox="0 0 24 24"
							stroke="currentColor"
						>
							<path
								strokeLinecap="round"
								strokeLinejoin="round"
								strokeWidth={2}
								d="M15 19l-7-7 7-7"
							/>
						</svg>
						Back to Dashboard
					</Link>
				</div>
			</div>

			<div className="mt-6">
				<div className="flex items-center justify-between">
					<div>
						<h1 className="text-3xl font-bold text-white">{server.name}</h1>
						<div className="mt-2 flex items-center">
							<span
								className={`inline-block h-3 w-3 rounded-full ${getStatusColor(server.status)} mr-3`}
							/>
							<span className="text-lg text-gray-300 capitalize">
								{serviceStatusToString(server.status)}
							</span>
						</div>
					</div>

					<div className="flex space-x-3">
						{canDeleteServer && (
							<button
								type="button"
								onClick={(e) => {
									e.preventDefault();
									setIsDeleteModalOpen(true);
								}}
								disabled={disabled || isPending}
								className="mr-3 rounded bg-red-800 px-4 py-2 font-medium text-white transition-colors hover:bg-red-900 disabled:cursor-not-allowed disabled:opacity-50"
							>
								Remove Server
							</button>
						)}
						<button
							type="button"
							onClick={startServer}
							disabled={server.status === ServiceStatus.Running || disabled || isPending}
							className="rounded bg-green-600 px-4 py-2 font-medium text-white transition-colors hover:bg-green-700 disabled:cursor-not-allowed disabled:opacity-50"
						>
							Start
						</button>

						<button
							type="button"
							onClick={restartServer}
							disabled={server.status === ServiceStatus.Stopped || disabled || isPending}
							className="rounded bg-yellow-600 px-4 py-2 font-medium text-white transition-colors hover:bg-yellow-700 disabled:cursor-not-allowed disabled:opacity-50"
						>
							Restart
						</button>

						<button
							type="button"
							onClick={stopServer}
							disabled={server.status === ServiceStatus.Stopped || disabled || isPending}
							className="rounded bg-red-600 px-4 py-2 font-medium text-white transition-colors hover:bg-red-700 disabled:cursor-not-allowed disabled:opacity-50"
						>
							Stop
						</button>
					</div>
				</div>

				<div className="mt-6 grid grid-cols-2 gap-6 md:grid-cols-4">
					<div>
						<div className="text-sm text-gray-500">Current Track</div>
						<div className="text-lg font-medium text-white">{server.state?.track || 'N/A'}</div>
					</div>
					<div>
						<div className="text-sm text-gray-500">Players</div>
						<div className="text-lg font-medium text-white">
							{server.state?.playerCount || 0} / {server.state?.maxConnections || 0}
						</div>
					</div>
					<div>
						<div className="text-sm text-gray-500">Session</div>
						<div className="text-lg font-medium text-white">{server.state?.session || 'N/A'}</div>
					</div>
					<div>
						<div className="text-sm text-gray-500">Max Connections</div>
						<div className="text-lg font-medium text-white">
							{server.state?.maxConnections || 0}
						</div>
					</div>
				</div>
			</div>

			<DeleteServerModal
				isOpen={isDeleteModalOpen}
				onClose={() => setIsDeleteModalOpen(false)}
				server={server}
			/>
		</div>
	);
}