"use client";

import Image from "next/image";
import { useTranslations } from "next-intl";
import { Link, usePathname } from "@/i18n/routing";
import { brand } from "@/data/brand";
import { navForRole } from "@/lib/auth/nav";
import { useAuth } from "@/providers/auth-provider";
import { cn } from "@/lib/utils";
import { ScrollArea } from "@/components/ui/scroll-area";
import { ChevronLeft, ChevronRight, X } from "lucide-react";

export function AppSidebar({
  collapsed,
  onToggle,
  onNavigate,
  showClose = false,
}: {
  collapsed: boolean;
  onToggle: () => void;
  onNavigate?: () => void;
  showClose?: boolean;
}) {
  const t = useTranslations();
  const pathname = usePathname();
  const { user } = useAuth();
  const items = user ? navForRole(user.activeRole) : [];

  return (
    <aside
      className={cn(
        "group/sidebar flex h-full flex-col border-r border-sidebar-border bg-sidebar text-sidebar-foreground transition-[width,padding] duration-300",
        collapsed ? "w-[88px] px-2 py-5" : "w-[264px] px-4 py-5",
      )}
    >
      <div
        className={cn(
          "flex items-center gap-2 px-2",
          collapsed ? "justify-center" : "justify-between",
        )}
      >
        <div
          className={cn(
            "flex min-w-0 items-center gap-3",
            collapsed && "justify-center",
          )}
        >
          <span
            className={cn(
              "relative flex shrink-0 items-center justify-center overflow-hidden rounded-xl bg-secondary",
              collapsed ? "size-10" : "size-11",
            )}
          >
            <Image
              src={brand.logo}
              alt={brand.shortName}
              width={44}
              height={44}
              className="size-full object-contain p-1.5"
              priority
            />
          </span>
          {!collapsed && (
            <div className="min-w-0">
              <p className="truncate font-display text-sm font-semibold tracking-tight">
                {t("common.appName")}
              </p>
              <p className="truncate text-[11px] leading-snug text-muted-foreground">
                {brand.tagline}
              </p>
            </div>
          )}
        </div>

        {showClose ? (
          <button
            type="button"
            className="grid size-8 shrink-0 place-items-center rounded-lg text-muted-foreground transition-colors hover:bg-secondary hover:text-foreground"
            onClick={onToggle}
            aria-label="Close sidebar"
          >
            <X className="size-5" />
          </button>
        ) : (
          <button
            type="button"
            className={cn(
              "hidden size-8 shrink-0 place-items-center rounded-lg text-muted-foreground transition-all hover:bg-secondary hover:text-foreground md:grid",
              "md:pointer-events-none md:opacity-0 md:group-hover/sidebar:pointer-events-auto md:group-hover/sidebar:opacity-100",
              "focus-visible:pointer-events-auto focus-visible:opacity-100",
              collapsed && "translate-x-1",
            )}
            onClick={onToggle}
            aria-label={collapsed ? "Expand sidebar" : "Collapse sidebar"}
          >
            {collapsed ? (
              <ChevronRight className="size-5" />
            ) : (
              <ChevronLeft className="size-5" />
            )}
          </button>
        )}
      </div>

      <ScrollArea className="mt-6 flex-1">
        <nav className="space-y-1 pr-1">
          {items.map((item) => {
            const active =
              item.href === "/"
                ? pathname === "/"
                : pathname === item.href || pathname.startsWith(`${item.href}/`);
            const Icon = item.icon;
            return (
              <Link
                key={item.href}
                href={item.href}
                onClick={onNavigate}
                className={cn(
                  "group flex items-center gap-3 rounded-lg px-3 py-2.5 text-sm font-medium text-muted-foreground transition-colors",
                  "hover:bg-secondary hover:text-brand-deep",
                  active &&
                    "bg-brand/10 text-brand-deep shadow-[0_1px_0_rgba(0,0,0,0.02)] ring-1 ring-brand/20",
                  collapsed && "justify-center px-2",
                )}
                title={t(item.labelKey)}
              >
                <span
                  className={cn(
                    "grid size-8 shrink-0 place-items-center rounded-lg bg-secondary text-muted-foreground transition-colors",
                    "group-hover:bg-brand/20 group-hover:text-brand-deep",
                    active && "bg-brand text-forest shadow-sm",
                  )}
                >
                  <Icon className="size-4" />
                </span>
                {!collapsed && (
                  <>
                    <span className="truncate">{t(item.labelKey)}</span>
                    {active && (
                      <span className="ml-auto h-6 w-1 shrink-0 rounded-full bg-brand" />
                    )}
                  </>
                )}
              </Link>
            );
          })}
        </nav>
      </ScrollArea>
    </aside>
  );
}