"use client";

import { PanelLeft, User as UserIcon, LogOut, LogIn } from "lucide-react";
import { Button } from "@/shared/components/ui/button";
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuTrigger,
  DropdownMenuSeparator,
  DropdownMenuLabel,
} from "@/shared/components/ui/dropdown-menu";
import { useAuth } from "@/core/auth";
import { signIn, signOut } from "next-auth/react";
import { ThemeToggle } from "@/shared/components/common/theme-toggle";
import { NotificationBell } from "./notification-bell";

interface HeaderProps {
  onToggleSidebar?: () => void;
}

export function Header({ onToggleSidebar }: HeaderProps) {
  const { user, isAuthenticated } = useAuth();

  return (
    <header className="flex h-14 items-center justify-between border-b bg-card px-4">
      <div className="flex items-center gap-2">
        <Button
          variant="ghost"
          size="icon"
          className="lg:hidden"
          onClick={onToggleSidebar}
        >
          <PanelLeft className="h-5 w-5" />
        </Button>
      </div>

      <div className="flex items-center gap-3">
        <NotificationBell />
        <ThemeToggle />

        <DropdownMenu>
          <DropdownMenuTrigger asChild>
            <Button
              variant="ghost"
              size="icon"
              className="rounded-full bg-muted"
            >
              <UserIcon className="h-4 w-4" />
            </Button>
          </DropdownMenuTrigger>
          <DropdownMenuContent align="end" className="w-56">
            {isAuthenticated && user ? (
              <>
                <DropdownMenuLabel className="font-normal">
                  <div className="flex flex-col space-y-1">
                    <p className="text-sm font-medium leading-none">
                      {user.name}
                    </p>
                    <p className="text-xs leading-none text-muted-foreground">
                      {user.email}
                    </p>
                  </div>
                </DropdownMenuLabel>
                <DropdownMenuSeparator />
                <DropdownMenuItem onClick={() => signOut()}>
                  <LogOut className="mr-2 h-4 w-4" />
                  <span>Deconectare</span>
                </DropdownMenuItem>
              </>
            ) : (
              <>
                <DropdownMenuLabel>Neautentificat</DropdownMenuLabel>
                <DropdownMenuSeparator />
                <DropdownMenuItem onClick={() => signIn("authentik")}>
                  <LogIn className="mr-2 h-4 w-4" />
                  <span>Autentificare (Authentik)</span>
                </DropdownMenuItem>
              </>
            )}
          </DropdownMenuContent>
        </DropdownMenu>
      </div>
    </header>
  );
}