"use client";

import {
  BadgeCheck,
  BarChart3,
  Briefcase,
  Check,
  ChevronRight,
  ChevronsUpDown,
  ClipboardList,
  Clock3,
  FileText,
  Folder,
  Globe2,
  HelpCircle,
  LayoutDashboard,
  LogOut,
  Search,
  Settings,
  Sparkles,
  Star,
  User,
  Users,
} from "lucide-react";
import * as React from "react";

import { Avatar, AvatarFallback, AvatarImage } from "@/components/ui/avatar";
import {
  Breadcrumb,
  BreadcrumbItem,
  BreadcrumbLink,
  BreadcrumbList,
  BreadcrumbPage,
  BreadcrumbSeparator,
} from "@/components/ui/breadcrumb";
import {
  Collapsible,
  CollapsibleContent,
  CollapsibleTrigger,
} from "@/components/ui/collapsible";
import {
  DropdownMenu,
  DropdownMenuContent,
  DropdownMenuItem,
  DropdownMenuLabel,
  DropdownMenuSeparator,
  DropdownMenuTrigger,
} from "@/components/ui/dropdown-menu";
import { Label } from "@/components/ui/label";
import { ScrollArea } from "@/components/ui/scroll-area";
import { Separator } from "@/components/ui/separator";
import {
  Sidebar,
  SidebarContent,
  SidebarFooter,
  SidebarGroup,
  SidebarGroupContent,
  SidebarGroupLabel,
  SidebarHeader,
  SidebarInput,
  SidebarInset,
  SidebarMenu,
  SidebarMenuButton,
  SidebarMenuItem,
  SidebarMenuSub,
  SidebarMenuSubButton,
  SidebarMenuSubItem,
  SidebarProvider,
  SidebarRail,
  SidebarTrigger,
} from "@/components/ui/sidebar";
import { cn } from "@/lib/utils";

// Base nav item - used by simple sidebars
type NavItem = {
  label: string;
  icon: React.ComponentType<React.SVGProps<SVGSVGElement>>;
  href: string;
  isActive?: boolean;
  // Optional children for submenus (Sidebar3+)
  children?: NavItem[];
};

// Nav group with optional collapsible state
type NavGroup = {
  title: string;
  items: NavItem[];
  // Optional: default collapsed state (Sidebar2+)
  defaultOpen?: boolean;
};

// User data for footer (Sidebar6+)
type UserData = {
  name: string;
  email: string;
  avatar: string;
};

// Workspace data for switcher (Sidebar7+)
type Workspace = {
  id: string;
  name: string;
  logo: string;
  plan: string;
};

// Complete sidebar data structure
type SidebarData = {
  // Logo/branding (all sidebars)
  logo: {
    src: string;
    alt: string;
    title: string;
    description: string;
  };
  // Main navigation groups (all sidebars)
  navGroups: NavGroup[];
  // Footer navigation group (all sidebars)
  footerGroup: NavGroup;
  // User data for user footer (Sidebar6+)
  user?: UserData;
  // Workspaces for switcher (Sidebar7+)
  workspaces?: Workspace[];
  // Currently active workspace (Sidebar7+)
  activeWorkspace?: string;
};

// Shared sidebar data - works with all sidebar variations
const sidebarData: SidebarData = {
  logo: {
    src: "/block-media/shadcnblocks/block/logos/ShadcnBlocks-logo.svg",
    alt: "پشتیبانی‌یار",
    title: "پشتیبانی‌یار",
    description: "میز خدمت مشتریان",
  },
  navGroups: [
    {
      title: "نمای کلی",
      defaultOpen: true,
      items: [
        {
          label: "داشبورد",
          icon: LayoutDashboard,
          href: "#",
          isActive: true,
        },
        { label: "تیکت‌ها", icon: ClipboardList, href: "#" },
        { label: "صف SLA", icon: BarChart3, href: "#" },
      ],
    },
    {
      title: "پایگاه دانش",
      defaultOpen: true,
      items: [
        {
          label: "مقالات فعال",
          icon: Briefcase,
          href: "#",
          children: [
            { label: "ورود به سیستم", icon: FileText, href: "#" },
            { label: "صورتحساب", icon: FileText, href: "#" },
            { label: "یکپارچه‌سازی", icon: FileText, href: "#" },
          ],
        },
        {
          label: "بایگانی",
          icon: Folder,
          href: "#",
          children: [
            { label: "بایگانی ۱۴۰۳", icon: FileText, href: "#" },
            { label: "بایگانی ۱۴۰۲", icon: FileText, href: "#" },
          ],
        },
      ],
    },
    {
      title: "تیم پشتیبانی",
      defaultOpen: false,
      items: [
        { label: "کارشناسان", icon: Users, href: "#" },
        { label: "نوبت شیفت", icon: Clock3, href: "#" },
        { label: "ارجاع‌ها", icon: BadgeCheck, href: "#" },
        { label: "بازبینی کیفیت", icon: Star, href: "#" },
      ],
    },
    {
      title: "فضای کار",
      defaultOpen: false,
      items: [
        { label: "یکپارچه‌سازی‌ها", icon: Globe2, href: "#" },
        { label: "اتوماسیون پاسخ", icon: Sparkles, href: "#" },
      ],
    },
  ],
  footerGroup: {
    title: "پشتیبانی",
    items: [
      { label: "مرکز راهنما", icon: HelpCircle, href: "#" },
      { label: "تنظیمات", icon: Settings, href: "#" },
    ],
  },
  user: {
    name: "علی رضایی",
    email: "ali@example.com",
    avatar:
      "/block-media/shadcnblocks/block/avatar-5.webp",
  },
  workspaces: [
    {
      id: "1",
      name: "ShadcnBlocks",
      logo: "/block-media/shadcnblocks/block/logos/ShadcnBlocks-logo.svg",
      plan: "سازمانی",
    },
    {
      id: "2",
      name: "قالب‌های پاسخ",
      logo: "/block-media/shadcnblocks/block/logos/ShadcnBlocks-logo.svg",
      plan: "تیم پشتیبانی کوچک",
    },
    {
      id: "3",
      name: "ماکروها",
      logo: "/block-media/shadcnblocks/block/logos/ShadcnBlocks-logo.svg",
      plan: "آزمایشی",
    },
  ],
  activeWorkspace: "1",
};

// Helper to get active workspace
const getActiveWorkspace = (data: SidebarData): Workspace | undefined => {
  return data.workspaces?.find((w) => w.id === data.activeWorkspace);
};

const WorkspaceSwitcher = ({
  workspaces,
  activeWorkspace,
}: {
  workspaces: Workspace[];
  activeWorkspace: Workspace;
}) => {
  const [selected, setSelected] = React.useState(activeWorkspace);

  return (
    <SidebarMenu>
      <SidebarMenuItem>
        <DropdownMenu>
          <DropdownMenuTrigger asChild>
            <SidebarMenuButton
              size="lg"
              className="data-[state=open]:bg-sidebar-accent data-[state=open]:text-sidebar-accent-foreground"
            >
              <div className="flex aspect-square size-8 items-center justify-center rounded-sm bg-primary">
                <img
                  src={selected.logo}
                  alt={selected.name}
                  className="size-6 text-primary-foreground invert dark:invert-0"
                />
              </div>
              <div className="grid flex-1 text-start text-sm leading-tight">
                <span className="truncate font-medium">{selected.name}</span>
                <span className="truncate text-xs text-muted-foreground">
                  {selected.plan}
                </span>
              </div>
              <ChevronsUpDown className="ms-auto size-4" />
            </SidebarMenuButton>
          </DropdownMenuTrigger>
          <DropdownMenuContent
            className="w-(--radix-dropdown-menu-trigger-width) min-w-56 rounded-lg"
            align="start"
            sideOffset={4}
          >
            <DropdownMenuLabel className="text-xs text-muted-foreground">
              فضاهای کاری
            </DropdownMenuLabel>
            {workspaces.map((workspace) => (
              <DropdownMenuItem
                key={workspace.id}
                onClick={() => setSelected(workspace)}
                className="gap-2 p-2"
              >
                <div className="flex size-6 items-center justify-center rounded-sm bg-primary">
                  <img
                    src={workspace.logo}
                    alt={workspace.name}
                    className="size-4 text-primary-foreground invert dark:invert-0"
                  />
                </div>
                <span>{workspace.name}</span>
                {workspace.id === selected.id && (
                  <Check className="ms-auto size-4" />
                )}
              </DropdownMenuItem>
            ))}
          </DropdownMenuContent>
        </DropdownMenu>
      </SidebarMenuItem>
    </SidebarMenu>
  );
};

const SearchForm = () => {
  return (
    <form>
      <SidebarGroup className="py-0">
        <SidebarGroupContent className="relative">
          <Label htmlFor="search" className="sr-only">
            جستجو
          </Label>
          <SidebarInput id="search" placeholder="جستجوی تیکت، مشتری..." className="ps-8" />
          <Search className="pointer-events-none absolute top-1/2 start-2 size-4 -translate-y-1/2 opacity-50 select-none" />
        </SidebarGroupContent>
      </SidebarGroup>
    </form>
  );
};

const NavMenuItem = ({ item }: { item: NavItem }) => {
  const Icon = item.icon;
  const hasChildren = item.children && item.children.length > 0;

  if (!hasChildren) {
    return (
      <SidebarMenuItem>
        <SidebarMenuButton asChild isActive={item.isActive}>
          <a href={item.href}>
            <Icon className="size-4" />
            <span>{item.label}</span>
          </a>
        </SidebarMenuButton>
      </SidebarMenuItem>
    );
  }

  return (
    <Collapsible
      asChild
      defaultOpen={item.isActive}
      className="group/collapsible"
    >
      <SidebarMenuItem>
        <CollapsibleTrigger asChild>
          <SidebarMenuButton isActive={item.isActive}>
            <Icon className="size-4" />
            <span>{item.label}</span>
            <ChevronRight className="ms-auto size-4 transition-transform duration-200 group-data-[state=open]/collapsible:rotate-90" />
          </SidebarMenuButton>
        </CollapsibleTrigger>
        <CollapsibleContent>
          <SidebarMenuSub>
            {item.children!.map((child) => (
              <SidebarMenuSubItem key={child.label}>
                <SidebarMenuSubButton asChild isActive={child.isActive}>
                  <a href={child.href}>{child.label}</a>
                </SidebarMenuSubButton>
              </SidebarMenuSubItem>
            ))}
          </SidebarMenuSub>
        </CollapsibleContent>
      </SidebarMenuItem>
    </Collapsible>
  );
};

const NavUser = ({ user }: { user: UserData }) => {
  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="size-8 rounded-lg">
                <AvatarImage src={user.avatar} alt={user.name} />
                <AvatarFallback className="rounded-lg">
                  {user.name
                    .split(" ")
                    .map((n) => n[0])
                    .join("")}
                </AvatarFallback>
              </Avatar>
              <div className="grid flex-1 text-start text-sm leading-tight">
                <span className="truncate font-medium">{user.name}</span>
                <span className="truncate text-xs text-muted-foreground">
                  {user.email}
                </span>
              </div>
              <ChevronsUpDown className="ms-auto size-4" />
            </SidebarMenuButton>
          </DropdownMenuTrigger>
          <DropdownMenuContent
            className="w-(--radix-dropdown-menu-trigger-width) min-w-56 rounded-lg"
            side="bottom"
            align="start"
            sideOffset={4}
          >
            <DropdownMenuLabel className="p-0 font-normal">
              <div className="flex items-center gap-2 px-1 py-1.5 text-start text-sm">
                <Avatar className="size-8 rounded-lg">
                  <AvatarImage src={user.avatar} alt={user.name} />
                  <AvatarFallback className="rounded-lg">
                    {user.name
                      .split(" ")
                      .map((n) => n[0])
                      .join("")}
                  </AvatarFallback>
                </Avatar>
                <div className="grid flex-1 text-start text-sm leading-tight">
                  <span className="truncate font-medium">{user.name}</span>
                  <span className="truncate text-xs text-muted-foreground">
                    {user.email}
                  </span>
                </div>
              </div>
            </DropdownMenuLabel>
            <DropdownMenuSeparator />
            <DropdownMenuItem>
              <User className="me-2 size-4" />
              حساب کاربری
            </DropdownMenuItem>
            <DropdownMenuSeparator />
            <DropdownMenuItem>
              <LogOut className="me-2 size-4" />
              خروج
            </DropdownMenuItem>
          </DropdownMenuContent>
        </DropdownMenu>
      </SidebarMenuItem>
    </SidebarMenu>
  );
};

const AppSidebar = ({ ...props }: React.ComponentProps<typeof Sidebar>) => {
  const activeWorkspace = getActiveWorkspace(sidebarData);

  return (
    <Sidebar side="right" variant="inset" {...props}>
      <SidebarHeader>
        {sidebarData.workspaces && activeWorkspace && (
          <WorkspaceSwitcher
            workspaces={sidebarData.workspaces}
            activeWorkspace={activeWorkspace}
          />
        )}
        <SearchForm />
      </SidebarHeader>
      <SidebarContent className="overflow-hidden">
        <ScrollArea className="min-h-0 flex-1">
          {sidebarData.navGroups.map((group) => (
            <SidebarGroup key={group.title}>
              <SidebarGroupLabel>{group.title}</SidebarGroupLabel>
              <SidebarGroupContent>
                <SidebarMenu>
                  {group.items.map((item) => (
                    <NavMenuItem key={item.label} item={item} />
                  ))}
                </SidebarMenu>
              </SidebarGroupContent>
            </SidebarGroup>
          ))}
        </ScrollArea>
      </SidebarContent>
      <SidebarFooter>
        {sidebarData.user && <NavUser user={sidebarData.user} />}
      </SidebarFooter>
      <SidebarRail />
    </Sidebar>
  );
};

interface Sidebar10Props {
  className?: string;
}

const Sidebar10 = ({ className }: Sidebar10Props) => {
  return (
    <SidebarProvider
      dir="rtl"
      lang="fa"
      className={cn(className)}
    >
      <AppSidebar />
      <SidebarInset>
        <header className="flex h-16 shrink-0 items-center gap-2">
          <div className="flex items-center gap-2 px-4">
            <SidebarTrigger className="-ms-1" />
            <Separator
              orientation="vertical"
              className="ms-2 data-[orientation=vertical]:h-4"
            />
            <Breadcrumb>
              <BreadcrumbList>
                <BreadcrumbItem className="hidden md:block">
                  <BreadcrumbLink href="#">نمای کلی</BreadcrumbLink>
                </BreadcrumbItem>
                <BreadcrumbSeparator className="hidden md:block" />
                <BreadcrumbItem>
                  <BreadcrumbPage>داشبورد</BreadcrumbPage>
                </BreadcrumbItem>
              </BreadcrumbList>
            </Breadcrumb>
          </div>
        </header>
        <div className="flex flex-1 flex-col gap-4 p-4 pt-0">
          <div className="min-h-[100vh] flex-1 rounded-xl bg-muted/50 md:min-h-min" />
        </div>
      </SidebarInset>
    </SidebarProvider>
  );
};

export { Sidebar10 };