"use client";

import * as React from "react";

import { EllipsisVertical, KeyRound, LogOut } from "lucide-react";
import { useTranslations } from "next-intl";

import { Avatar, AvatarFallback, AvatarImage } from "@/components/ui/avatar";
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuLabel,
  DropdownMenuSeparator,
  DropdownMenuTrigger,
} from "@/components/ui/dropdown-menu";
import { SidebarMenu, SidebarMenuButton, SidebarMenuItem, useSidebar } from "@/components/ui/sidebar";
import { auth } from "@/lib/auth";
import { getInitials } from "@/lib/utils";

import { ChangePasswordDialog } from "./change-password-dialog";

export function NavUser({
  user,
}: {
  readonly user: {
    readonly name: string;
    readonly email: string;
    readonly avatar: string;
  };
}) {
  const { isMobile } = useSidebar();
  const t = useTranslations("userMenu");
  const [pwOpen, setPwOpen] = React.useState(false);

  function handleLogout() {
    auth.clearToken();
    // 硬跳转：让浏览器用已清除的 cookie 发起全新请求，
    // middleware 才能正确读到空 token 并放行 /login
    window.location.href = "/login";
  }

  return (
    <SidebarMenu>
      <SidebarMenuItem>
        <DropdownMenu>
          <DropdownMenuTrigger asChild>
            <SidebarMenuButton
              size="lg"
              className="data-[state=open]:bg-sidebar-accent data-[state=open]:text-sidebar-accent-foreground"
            >
              <Avatar className="h-8 w-8 rounded-lg grayscale">
                <AvatarImage src={user.avatar || undefined} alt={user.name} />
                <AvatarFallback className="rounded-lg">{getInitials(user.name)}</AvatarFallback>
              </Avatar>
              <div className="grid flex-1 text-left text-sm leading-tight">
                <span className="truncate font-medium">{user.name}</span>
                <span className="truncate text-muted-foreground text-xs">{user.email}</span>
              </div>
              <EllipsisVertical className="ml-auto size-4" />
            </SidebarMenuButton>
          </DropdownMenuTrigger>
          <DropdownMenuContent
            className="w-(--radix-dropdown-menu-trigger-width) min-w-56 rounded-lg"
            side={isMobile ? "bottom" : "right"}
            align="end"
            sideOffset={4}
          >
            <DropdownMenuLabel className="p-0 font-normal">
              <div className="flex items-center gap-2 px-1 py-1.5 text-left text-sm">
                <Avatar className="h-8 w-8 rounded-lg">
                  <AvatarImage src={user.avatar || undefined} alt={user.name} />
                  <AvatarFallback className="rounded-lg">{getInitials(user.name)}</AvatarFallback>
                </Avatar>
                <div className="grid flex-1 text-left text-sm leading-tight">
                  <span className="truncate font-medium">{user.name}</span>
                  <span className="truncate text-muted-foreground text-xs">{user.email}</span>
                </div>
              </div>
            </DropdownMenuLabel>
            <DropdownMenuSeparator />
            <DropdownMenuItem onClick={() => setPwOpen(true)}>
              <KeyRound />
              {t("changePassword")}
            </DropdownMenuItem>
            <DropdownMenuSeparator />
            <DropdownMenuItem onClick={handleLogout} className="text-destructive focus:text-destructive">
              <LogOut />
              {t("logout")}
            </DropdownMenuItem>
          </DropdownMenuContent>
        </DropdownMenu>
      </SidebarMenuItem>
      <ChangePasswordDialog open={pwOpen} onOpenChange={setPwOpen} />
    </SidebarMenu>
  );
}