"use client";

import {
  Book,
  ChevronRight,
  ExternalLink,
  FileText,
  Search,
} from "lucide-react";
import * as React from "react";

import {
  Breadcrumb,
  BreadcrumbItem,
  BreadcrumbLink,
  BreadcrumbList,
  BreadcrumbPage,
  BreadcrumbSeparator,
} from "@/components/ui/breadcrumb";
import {
  Collapsible,
  CollapsibleContent,
  CollapsibleTrigger,
} from "@/components/ui/collapsible";
import { Label } from "@/components/ui/label";
import { ScrollArea } from "@/components/ui/scroll-area";
import { Separator } from "@/components/ui/separator";
import {
  Sidebar,
  SidebarContent,
  SidebarGroup,
  SidebarGroupContent,
  SidebarGroupLabel,
  SidebarHeader,
  SidebarInput,
  SidebarInset,
  SidebarMenu,
  SidebarMenuButton,
  SidebarMenuItem,
  SidebarProvider,
  SidebarTrigger,
} from "@/components/ui/sidebar";
import { cn } from "@/lib/utils";

// Documentation structure
const docsNav = [
  {
    title: "شروع کار",
    defaultOpen: true,
    items: [
      { title: "مقدمه", href: "#", isActive: true },
      { title: "راه‌اندازی حساب", href: "#" },
      { title: "ساختار فضای کاری", href: "#" },
      { title: "پیکربندی", href: "#" },
    ],
  },
  {
    title: "مفاهیم اصلی",
    defaultOpen: true,
    items: [
      { title: "ماژول‌ها", href: "#" },
      { title: "سفارشی‌سازی", href: "#" },
      { title: "تم برند", href: "#" },
      { title: "حالت تاریک", href: "#" },
      { title: "فیلدهای سفارشی", href: "#" },
    ],
  },
  {
    title: "فهرست ماژول‌ها",
    defaultOpen: false,
    items: [
      { title: "Accordion", href: "#" },
      { title: "Alert", href: "#" },
      { title: "Avatar", href: "#" },
      { title: "Badge", href: "#" },
      { title: "Button", href: "#" },
      { title: "Card", href: "#" },
      { title: "Checkbox", href: "#" },
      { title: "Dialog", href: "#" },
      { title: "Dropdown Menu", href: "#" },
      { title: "Input", href: "#" },
      { title: "Select", href: "#" },
      { title: "Sidebar", href: "#" },
      { title: "Table", href: "#" },
      { title: "Tabs", href: "#" },
      { title: "Toast", href: "#" },
    ],
  },
  {
    title: "راهنماها",
    defaultOpen: false,
    items: [
      { title: "دسترسی کاربران", href: "#" },
      { title: "فرم لید", href: "#" },
      { title: "درون‌ریزی مخاطب", href: "#" },
      { title: "مراحل فرصت", href: "#" },
      { title: "آزمایش جریان", href: "#" },
      { title: "انتشار اتوماسیون", href: "#" },
    ],
  },
  {
    title: "مرجع API",
    defaultOpen: false,
    items: [
      { title: "CLI", href: "#" },
      { title: "پیکربندی", href: "#" },
      { title: "ابزارها", href: "#" },
    ],
  },
];

// On this page - table of contents
const tableOfContents = [
  { title: "نمای کلی", href: "#overview", level: 1 },
  { title: "پیش‌نیازها", href: "#prerequisites", level: 2 },
  { title: "شروع سریع", href: "#quick-start", level: 1 },
  { title: "استفاده از API", href: "#using-the-cli", level: 2 },
  { title: "راه‌اندازی دستی", href: "#manual-setup", level: 2 },
  { title: "پیکربندی", href: "#configuration", level: 1 },
  { title: "گزینه‌های پایه", href: "#basic-options", level: 2 },
  { title: "گزینه‌های پیشرفته", href: "#advanced-options", level: 2 },
  { title: "گام‌های بعدی", href: "#next-steps", level: 1 },
];

const SearchForm = () => {
  return (
    <form>
      <SidebarGroup className="py-0">
        <SidebarGroupContent className="relative">
          <Label htmlFor="search" className="sr-only">
            جستجو
          </Label>
          <SidebarInput
            id="search"
            placeholder="جستجو در راهنمای وندوک..."
            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 DocSection = ({ section }: { section: (typeof docsNav)[0] }) => {
  const [isOpen, setIsOpen] = React.useState(section.defaultOpen);

  return (
    <Collapsible open={isOpen} onOpenChange={setIsOpen}>
      <SidebarGroup className="py-0">
        <SidebarGroupLabel asChild className="group/label">
          <CollapsibleTrigger className="flex w-full items-center">
            <ChevronRight className="ms-1 size-3.5 transition-transform group-data-[state=open]/label:rotate-90" />
            <span>{section.title}</span>
          </CollapsibleTrigger>
        </SidebarGroupLabel>
        <CollapsibleContent>
          <SidebarGroupContent>
            <SidebarMenu>
              {section.items.map((item) => (
                <SidebarMenuItem key={item.title}>
                  <SidebarMenuButton asChild isActive={item.isActive}>
                    <a href={item.href}>
                      <FileText className="size-4" />
                      <span>{item.title}</span>
                    </a>
                  </SidebarMenuButton>
                </SidebarMenuItem>
              ))}
            </SidebarMenu>
          </SidebarGroupContent>
        </CollapsibleContent>
      </SidebarGroup>
    </Collapsible>
  );
};

const SidebarLeft = ({ ...props }: React.ComponentProps<typeof Sidebar>) => {
  return (
    <Sidebar side="right" {...props}>
      <SidebarHeader>
        <SidebarMenu>
          <SidebarMenuItem>
            <SidebarMenuButton size="lg" asChild>
              <a href="#">
                <div className="flex aspect-square size-8 items-center justify-center rounded-sm bg-primary">
                  <Book className="size-5 text-primary-foreground" />
                </div>
                <div className="grid flex-1 text-start text-sm leading-tight">
                  <span className="truncate font-semibold">مستندات</span>
                  <span className="truncate text-xs text-muted-foreground">
                    v2.0.0
                  </span>
                </div>
              </a>
            </SidebarMenuButton>
          </SidebarMenuItem>
        </SidebarMenu>
        <SearchForm />
      </SidebarHeader>
      <SidebarContent className="overflow-hidden">
        <ScrollArea className="min-h-0 flex-1">
          {docsNav.map((section) => (
            <DocSection key={section.title} section={section} />
          ))}

          {/* لینک‌های خارجی */}
          <SidebarGroup className="mt-auto">
            <SidebarGroupContent>
              <SidebarMenu>
                <SidebarMenuItem>
                  <SidebarMenuButton asChild>
                    <a href="#" target="_blank" rel="noopener noreferrer">
                      <ExternalLink className="size-4" />
                      <span>وضعیت سرویس</span>
                    </a>
                  </SidebarMenuButton>
                </SidebarMenuItem>
                <SidebarMenuItem>
                  <SidebarMenuButton asChild>
                    <a href="#" target="_blank" rel="noopener noreferrer">
                      <ExternalLink className="size-4" />
                      <span>انجمن کاربران</span>
                    </a>
                  </SidebarMenuButton>
                </SidebarMenuItem>
              </SidebarMenu>
            </SidebarGroupContent>
          </SidebarGroup>
        </ScrollArea>
      </SidebarContent>
    </Sidebar>
  );
};

const SidebarRight = ({ ...props }: React.ComponentProps<typeof Sidebar>) => {
  const [activeSection, setActiveSection] = React.useState("#overview");

  return (
    <Sidebar
      side="left"
      collapsible="none"
      className="sticky top-0 hidden h-svh w-56 border-s lg:flex"
      {...props}
    >
      <SidebarHeader className="h-16 justify-center border-b">
        <div className="px-2">
          <span className="text-sm font-medium">در این صفحه</span>
        </div>
      </SidebarHeader>
      <SidebarContent className="overflow-hidden">
        <ScrollArea className="min-h-0 flex-1">
          <SidebarGroup>
            <SidebarGroupContent>
              <nav className="flex flex-col gap-1">
                {tableOfContents.map((item) => (
                  <a
                    key={item.href}
                    href={item.href}
                    onClick={() => setActiveSection(item.href)}
                    className={cn(
                      "block rounded-md px-2 py-1 text-sm transition-colors hover:text-foreground",
                      item.level === 2 && "ps-4",
                      activeSection === item.href
                        ? "font-medium text-foreground"
                        : "text-muted-foreground",
                    )}
                  >
                    {item.title}
                  </a>
                ))}
              </nav>
            </SidebarGroupContent>
          </SidebarGroup>
        </ScrollArea>
      </SidebarContent>
    </Sidebar>
  );
};

interface Sidebar20Props {
  className?: string;
}

const Sidebar20 = ({ className }: Sidebar20Props) => {
  return (
    <SidebarProvider dir="rtl" lang="fa" className={cn(className)}>
      <SidebarLeft />
      <SidebarInset>
        <header className="flex h-16 shrink-0 items-center gap-2 border-b 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="#">مستندات</BreadcrumbLink>
              </BreadcrumbItem>
              <BreadcrumbSeparator className="hidden md:block" />
              <BreadcrumbItem className="hidden md:block">
                <BreadcrumbLink href="#">شروع کار</BreadcrumbLink>
              </BreadcrumbItem>
              <BreadcrumbSeparator className="hidden md:block" />
              <BreadcrumbItem>
                <BreadcrumbPage>مقدمه</BreadcrumbPage>
              </BreadcrumbItem>
            </BreadcrumbList>
          </Breadcrumb>
        </header>
        <div className="flex flex-1 flex-col gap-4 p-4">
          <div className="min-h-[100vh] flex-1 rounded-xl bg-muted/50 md:min-h-min" />
        </div>
      </SidebarInset>
      <SidebarRight />
    </SidebarProvider>
  );
};

export { Sidebar20 };