import { DatabaseBackup, Image, LayoutGrid, LogOut, Settings, X } from 'lucide-react';
import { useNavigation } from '../../contexts/NavigationContext';
import { useSession } from '../../contexts/SessionContext';
import { useIsMobile } from '../../hooks/useIsMobile';
import { useStorageSummary } from '../../hooks/useStorageSummary';
import type { NavKey } from '../../types';
import { TripoliLogo, TripoliWordmark } from './TripoliLogo';

const NAV_ITEMS: Array<{ key: NavKey; label: string; icon: typeof LayoutGrid }> = [
  { key: 'dashboard', label: 'Tableau de bord', icon: LayoutGrid },
  { key: 'photos', label: 'Photos', icon: Image },
  { key: 'backups', label: 'Sauvegardes', icon: DatabaseBackup },
  { key: 'settings', label: 'Réglages', icon: Settings },
];

export function TripoliSidebar() {
  const { nav, goTo, drawerOpen, closeDrawer } = useNavigation();
  const { user, logout } = useSession();
  const isMobile = useIsMobile();
  const summary = useStorageSummary();

  if (isMobile && !drawerOpen) return null;

  return (
    <aside
      className={`z-40 flex w-64 flex-none flex-col gap-6 border-r border-line bg-panel2 p-[18px] pt-6 backdrop-blur-2xl ${
        isMobile ? 'fixed inset-y-0 left-0 min-h-screen' : 'sticky top-0 min-h-screen'
      }`}
    >
      <div className="flex items-center justify-between gap-2.5 px-1.5">
        <div className="flex items-center gap-2.5">
          <TripoliLogo size={28} />
          <TripoliWordmark className="text-ink" />
        </div>
        {isMobile && (
          <button
            type="button"
            onClick={closeDrawer}
            aria-label="Fermer le menu"
            className="flex h-[30px] w-[30px] items-center justify-center rounded-[9px] border border-line text-ink"
          >
            <X size={15} />
          </button>
        )}
      </div>

      <nav className="flex flex-col gap-[3px]">
        {NAV_ITEMS.map(({ key, label, icon: Icon }) => {
          const active = nav === key;
          return (
            <button
              key={key}
              type="button"
              onClick={() => goTo(key)}
              className={`flex items-center gap-2.5 rounded-[11px] px-3 py-2.5 text-left text-sm font-semibold transition-colors ${
                active ? 'bg-selected text-ink' : 'bg-transparent text-ink-soft hover:bg-field'
              }`}
            >
              <Icon size={17} strokeWidth={1.8} />
              {label}
            </button>
          );
        })}
      </nav>

      <div className="rounded-2xl border border-line bg-panel p-4">
        <div className="flex justify-between gap-2 text-xs font-semibold">
          <span className="text-ink">Stockage</span>
          <span className="text-ink-soft">{summary?.label ?? '—'}</span>
        </div>
        <div className="my-2.5 h-[7px] overflow-hidden rounded-full bg-field">
          <div className="h-[7px] rounded-full bg-brand-gradient" style={{ width: `${summary?.percent ?? 0}%` }} />
        </div>
        <p className="m-0 text-[11.5px] leading-relaxed text-ink-soft">{summary?.sealedNote ?? ''}</p>
      </div>

      <div className="mt-auto flex items-center gap-2.5 rounded-2xl border border-line bg-panel p-2.5">
        <span className="flex h-[34px] w-[34px] flex-none items-center justify-center rounded-[11px] bg-brand-gradient text-[12.5px] font-bold text-white">
          {user?.initials ?? '??'}
        </span>
        <div className="min-w-0 flex-1">
          <p className="m-0 truncate text-[13px] font-semibold text-ink">{user?.name ?? 'Invité'}</p>
          <p className="m-0 text-[11.5px] text-ink-soft">{user?.role ?? ''}</p>
        </div>
        <button
          type="button"
          onClick={logout}
          aria-label="Se déconnecter"
          className="flex h-7 w-7 flex-none items-center justify-center rounded-lg text-ink-soft"
        >
          <LogOut size={16} strokeWidth={1.8} />
        </button>
      </div>
    </aside>
  );
}