"use client"

import * as React from "react"
import { Slot } from "@radix-ui/react-slot"
import { cva, type VariantProps } from "class-variance-authority"
import { PanelLeft } from "lucide-react"

import { cn } from "@/lib/utils"
import { Button } from "./button"
import { Input } from "./input"
import { Separator } from "./separator"
import { Drawer as Sheet, DrawerContent as SheetContent } from "./drawer"
import { Skeleton } from "./skeleton"
import { Tooltip } from "./tooltip"

const SIDEBAR_WIDTH = "16rem"
const SIDEBAR_WIDTH_ICON = "3rem"
const SIDEBAR_WIDTH_MOBILE = "18rem"
const MOBILE_BREAKPOINT = "(max-width: 767px)"

type SidebarContextValue = {
  state: "expanded" | "collapsed"
  open: boolean
  setOpen: (open: boolean) => void
  openMobile: boolean
  setOpenMobile: (open: boolean) => void
  isMobile: boolean
  toggleSidebar: () => void
}

const SidebarContext = React.createContext<SidebarContextValue | null>(null)

function useIsMobile() {
  const [isMobile, setIsMobile] = React.useState(false)

  React.useEffect(() => {
    const media = window.matchMedia(MOBILE_BREAKPOINT)
    const update = () => setIsMobile(media.matches)
    update()
    media.addEventListener("change", update)
    return () => media.removeEventListener("change", update)
  }, [])

  return isMobile
}

function useSidebar() {
  const context = React.useContext(SidebarContext)

  if (!context) {
    throw new Error("useSidebar must be used within a SidebarProvider.")
  }

  return context
}

function SidebarProvider({
  defaultOpen = true,
  open: openProp,
  onOpenChange: setOpenProp,
  className,
  style,
  children,
  ...props
}: React.ComponentProps<"div"> & {
  defaultOpen?: boolean
  open?: boolean
  onOpenChange?: (open: boolean) => void
}) {
  const isMobile = useIsMobile()
  const [openMobile, setOpenMobile] = React.useState(false)
  const [_open, _setOpen] = React.useState(defaultOpen)
  const open = openProp ?? _open

  const setOpen = React.useCallback(
    (value: boolean) => {
      setOpenProp?.(value)
      if (openProp === undefined) _setOpen(value)
    },
    [openProp, setOpenProp]
  )

  const toggleSidebar = React.useCallback(() => {
    if (isMobile) {
      setOpenMobile((value) => !value)
      return
    }

    setOpen(!open)
  }, [isMobile, open, setOpen])

  const state = open ? "expanded" : "collapsed"

  const contextValue = React.useMemo<SidebarContextValue>(
    () => ({
      state,
      open,
      setOpen,
      isMobile,
      openMobile,
      setOpenMobile,
      toggleSidebar,
    }),
    [state, open, setOpen, isMobile, openMobile, setOpenMobile, toggleSidebar]
  )

  return (
    <SidebarContext.Provider value={contextValue}>
      <div
        data-slot="sidebar-wrapper"
        style={
          {
            "--sidebar-width": SIDEBAR_WIDTH,
            "--sidebar-width-icon": SIDEBAR_WIDTH_ICON,
            ...style,
          } as React.CSSProperties
        }
        className={cn(
          "group/sidebar-wrapper flex min-h-svh w-full has-data-[variant=inset]:bg-bg-base",
          className
        )}
        {...props}
      >
        {children}
      </div>
    </SidebarContext.Provider>
  )
}

function Sidebar({
  side = "left",
  variant = "sidebar",
  collapsible = "offcanvas",
  className,
  children,
  ...props
}: React.ComponentProps<"div"> & {
  side?: "left" | "right"
  variant?: "sidebar" | "floating" | "inset"
  collapsible?: "offcanvas" | "icon" | "none"
}) {
  const { isMobile, state, openMobile, setOpenMobile } = useSidebar()

  if (collapsible === "none") {
    return (
      <div
        data-slot="sidebar"
        className={cn(
          "flex h-full w-[var(--sidebar-width)] flex-col bg-bg-container text-text",
          className
        )}
        {...props}
      >
        {children}
      </div>
    )
  }

  if (isMobile) {
    return (
      <Sheet open={openMobile} onOpenChange={setOpenMobile} {...props}>
        <SheetContent
          data-sidebar="sidebar"
          data-slot="sidebar"
          side={side}
          showCloseButton={false}
          className="w-[var(--sidebar-width)] border-border-tertiary bg-bg-container p-0 text-text [&>button]:hidden"
          style={{ "--sidebar-width": SIDEBAR_WIDTH_MOBILE } as React.CSSProperties}
        >
          <div className="flex h-full w-full flex-col">{children}</div>
        </SheetContent>
      </Sheet>
    )
  }

  return (
    <div
      className="group peer hidden text-text md:block"
      data-state={state}
      data-collapsible={state === "collapsed" ? collapsible : ""}
      data-variant={variant}
      data-side={side}
      data-slot="sidebar"
    >
      <div
        className={cn(
          "relative h-svh w-[var(--sidebar-width)] bg-transparent transition-[width] duration-200 ease-linear",
          "group-data-[collapsible=offcanvas]:w-0",
          "group-data-[collapsible=icon]:w-[var(--sidebar-width-icon)]"
        )}
      />
      <div
        className={cn(
          "fixed inset-y-0 z-10 hidden h-svh w-[var(--sidebar-width)] transition-[left,right,width] duration-200 ease-linear md:flex",
          side === "left"
            ? "left-0 group-data-[collapsible=offcanvas]:left-[calc(var(--sidebar-width)*-1)]"
            : "right-0 group-data-[collapsible=offcanvas]:right-[calc(var(--sidebar-width)*-1)]",
          "group-data-[collapsible=icon]:w-[var(--sidebar-width-icon)]",
          variant === "floating" || variant === "inset"
            ? "p-2 group-data-[collapsible=icon]:w-[calc(var(--sidebar-width-icon)+1rem)]"
            : "group-data-[side=left]:border-r group-data-[side=right]:border-l border-border-tertiary",
          className
        )}
        {...props}
      >
        <div
          data-sidebar="sidebar"
          className={cn(
            "flex h-full w-full flex-col bg-bg-container",
            variant === "floating" &&
              "rounded-lg border border-border-tertiary shadow-sm"
          )}
        >
          {children}
        </div>
      </div>
    </div>
  )
}

function SidebarTrigger({
  className,
  onClick,
  children,
  ...props
}: Omit<React.ComponentProps<typeof Button>, "children" | "variant" | "size"> & {
  children?: React.ReactNode
}) {
  const { toggleSidebar } = useSidebar()

  return (
    <Button
      data-sidebar="trigger"
      data-slot="sidebar-trigger"
      variant="ghost"
      size="md"
      className={cn("size-8 p-0", className)}
      onClick={(event) => {
        onClick?.(event)
        toggleSidebar()
      }}
      {...props}
    >
      {children ?? (
        <>
          <PanelLeft className="size-4" />
          <span className="sr-only">Toggle Sidebar</span>
        </>
      )}
    </Button>
  )
}

function SidebarRail({ className, ...props }: React.ComponentProps<"button">) {
  const { toggleSidebar } = useSidebar()

  return (
    <button
      data-sidebar="rail"
      data-slot="sidebar-rail"
      aria-label="Toggle Sidebar"
      tabIndex={-1}
      onClick={toggleSidebar}
      title="Toggle Sidebar"
      className={cn(
        "absolute inset-y-0 z-20 hidden w-4 -translate-x-1/2 transition-all ease-linear after:absolute after:inset-y-0 after:left-1/2 after:w-0.5 hover:after:bg-border md:flex",
        "group-data-[side=left]:-right-4 group-data-[side=right]:left-0",
        className
      )}
      {...props}
    />
  )
}

function SidebarInset({ className, ...props }: React.ComponentProps<"main">) {
  return (
    <main
      data-slot="sidebar-inset"
      className={cn(
        "relative flex min-h-svh flex-1 flex-col bg-bg-base",
        "peer-data-[variant=inset]:m-2 peer-data-[variant=inset]:rounded-lg peer-data-[variant=inset]:border peer-data-[variant=inset]:border-border-tertiary",
        className
      )}
      {...props}
    />
  )
}

function SidebarInput({
  className,
  ...props
}: React.ComponentProps<typeof Input>) {
  return (
    <Input
      data-slot="sidebar-input"
      data-sidebar="input"
      className={cn("h-8 bg-bg-base shadow-none", className)}
      {...props}
    />
  )
}

function SidebarHeader({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="sidebar-header"
      data-sidebar="header"
      className={cn("flex flex-col gap-2 p-2", className)}
      {...props}
    />
  )
}

function SidebarFooter({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="sidebar-footer"
      data-sidebar="footer"
      className={cn("flex flex-col gap-2 p-2", className)}
      {...props}
    />
  )
}

function SidebarSeparator({
  className,
  ...props
}: React.ComponentProps<typeof Separator>) {
  return (
    <Separator
      data-slot="sidebar-separator"
      data-sidebar="separator"
      className={cn("mx-2 w-auto bg-border-tertiary", className)}
      {...props}
    />
  )
}

function SidebarContent({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="sidebar-content"
      data-sidebar="content"
      className={cn(
        "flex min-h-0 flex-1 flex-col gap-2 overflow-auto group-data-[collapsible=icon]:overflow-hidden",
        className
      )}
      {...props}
    />
  )
}

function SidebarGroup({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="sidebar-group"
      data-sidebar="group"
      className={cn("relative flex w-full min-w-0 flex-col p-2", className)}
      {...props}
    />
  )
}

function SidebarGroupLabel({
  className,
  asChild = false,
  ...props
}: React.ComponentProps<"div"> & { asChild?: boolean }) {
  const Comp = asChild ? Slot : "div"

  return (
    <Comp
      data-slot="sidebar-group-label"
      data-sidebar="group-label"
      className={cn(
        "flex h-8 shrink-0 items-center rounded-md px-2 text-xs font-medium text-text-tertiary outline-none transition-[margin,opacity] duration-200 ease-linear",
        "group-data-[collapsible=icon]:-mt-8 group-data-[collapsible=icon]:opacity-0",
        className
      )}
      {...props}
    />
  )
}

function SidebarGroupAction({
  className,
  asChild = false,
  ...props
}: React.ComponentProps<"button"> & { asChild?: boolean }) {
  const Comp = asChild ? Slot : "button"

  return (
    <Comp
      data-slot="sidebar-group-action"
      data-sidebar="group-action"
      className={cn(
        "absolute right-3 top-3.5 flex aspect-square w-5 items-center justify-center rounded-md p-0 text-text-tertiary outline-none transition-colors hover:bg-fill-secondary hover:text-text focus-visible:ring-2 focus-visible:ring-primary-border",
        "after:absolute after:-inset-2 md:after:hidden",
        "group-data-[collapsible=icon]:hidden",
        className
      )}
      {...props}
    />
  )
}

function SidebarGroupContent({
  className,
  ...props
}: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="sidebar-group-content"
      data-sidebar="group-content"
      className={cn("w-full text-sm", className)}
      {...props}
    />
  )
}

function SidebarMenu({ className, ...props }: React.ComponentProps<"ul">) {
  return (
    <ul
      data-slot="sidebar-menu"
      data-sidebar="menu"
      className={cn("flex w-full min-w-0 flex-col gap-1", className)}
      {...props}
    />
  )
}

function SidebarMenuItem({ className, ...props }: React.ComponentProps<"li">) {
  return (
    <li
      data-slot="sidebar-menu-item"
      data-sidebar="menu-item"
      className={cn("group/menu-item relative", className)}
      {...props}
    />
  )
}

const sidebarMenuButtonVariants = cva(
  "peer/menu-button flex w-full items-center gap-2 overflow-hidden rounded-md p-2 text-left text-sm outline-none transition-[width,height,padding,color,background-color] hover:bg-fill-secondary hover:text-text focus-visible:ring-2 focus-visible:ring-primary-border active:bg-fill data-[active=true]:bg-fill-secondary data-[active=true]:font-medium data-[active=true]:text-text disabled:pointer-events-none disabled:opacity-50 group-data-[collapsible=icon]:size-8 group-data-[collapsible=icon]:p-2 [&>span:last-child]:truncate [&>svg]:size-4 [&>svg]:shrink-0",
  {
    variants: {
      variant: {
        default: "text-text-secondary",
        outline:
          "border border-border-tertiary bg-bg-container text-text-secondary shadow-sm hover:bg-fill-secondary",
      },
      size: {
        default: "h-8 text-sm",
        sm: "h-7 text-xs",
        lg: "h-12 text-sm group-data-[collapsible=icon]:p-0",
      },
    },
    defaultVariants: {
      variant: "default",
      size: "default",
    },
  }
)

function SidebarMenuButton({
  asChild = false,
  isActive = false,
  variant = "default",
  size = "default",
  tooltip,
  className,
  ...props
}: React.ComponentProps<"button"> & {
  asChild?: boolean
  isActive?: boolean
  tooltip?: string | Omit<React.ComponentProps<typeof Tooltip>, "children">
} & VariantProps<typeof sidebarMenuButtonVariants>) {
  const Comp = asChild ? Slot : "button"
  const { state } = useSidebar()

  const button = (
    <Comp
      data-slot="sidebar-menu-button"
      data-sidebar="menu-button"
      data-size={size}
      data-active={isActive}
      className={cn(sidebarMenuButtonVariants({ variant, size }), className)}
      {...props}
    />
  )

  if (!tooltip) return button

  const tooltipProps =
    typeof tooltip === "string" ? { content: tooltip } : tooltip

  if (state !== "collapsed") return button

  return (
    <Tooltip side="right" {...tooltipProps}>
      {button}
    </Tooltip>
  )
}

function SidebarMenuAction({
  className,
  asChild = false,
  showOnHover = false,
  ...props
}: React.ComponentProps<"button"> & {
  asChild?: boolean
  showOnHover?: boolean
}) {
  const Comp = asChild ? Slot : "button"

  return (
    <Comp
      data-slot="sidebar-menu-action"
      data-sidebar="menu-action"
      className={cn(
        "absolute right-1 top-1.5 flex aspect-square w-5 items-center justify-center rounded-md p-0 text-text-tertiary outline-none transition-colors hover:bg-fill-secondary hover:text-text focus-visible:ring-2 focus-visible:ring-primary-border",
        "after:absolute after:-inset-2 md:after:hidden",
        "peer-data-[size=sm]/menu-button:top-1",
        "peer-data-[size=default]/menu-button:top-1.5",
        "peer-data-[size=lg]/menu-button:top-2.5",
        "group-data-[collapsible=icon]:hidden",
        showOnHover &&
          "opacity-0 group-focus-within/menu-item:opacity-100 group-hover/menu-item:opacity-100",
        className
      )}
      {...props}
    />
  )
}

function SidebarMenuBadge({ className, ...props }: React.ComponentProps<"div">) {
  return (
    <div
      data-slot="sidebar-menu-badge"
      data-sidebar="menu-badge"
      className={cn(
        "pointer-events-none absolute right-1 flex h-5 min-w-5 select-none items-center justify-center rounded-md px-1 text-xs font-medium text-text-tertiary",
        "peer-hover/menu-button:text-text peer-data-[active=true]/menu-button:text-text",
        "peer-data-[size=sm]/menu-button:top-1",
        "peer-data-[size=default]/menu-button:top-1.5",
        "peer-data-[size=lg]/menu-button:top-2.5",
        "group-data-[collapsible=icon]:hidden",
        className
      )}
      {...props}
    />
  )
}

function SidebarMenuSkeleton({
  className,
  showIcon = false,
  width = "70%",
  ...props
}: React.ComponentProps<"div"> & {
  showIcon?: boolean
  width?: string
}) {
  return (
    <div
      data-slot="sidebar-menu-skeleton"
      data-sidebar="menu-skeleton"
      className={cn("flex h-8 items-center gap-2 rounded-md px-2", className)}
      {...props}
    >
      {showIcon && <Skeleton className="size-4 rounded-md" />}
      <Skeleton
        className="h-4 max-w-[var(--skeleton-width)] flex-1"
        style={{ "--skeleton-width": width } as React.CSSProperties}
      />
    </div>
  )
}

function SidebarMenuSub({ className, ...props }: React.ComponentProps<"ul">) {
  return (
    <ul
      data-slot="sidebar-menu-sub"
      data-sidebar="menu-sub"
      className={cn(
        "mx-3.5 flex min-w-0 translate-x-px flex-col gap-1 border-l border-border-tertiary px-2.5 py-0.5",
        "group-data-[collapsible=icon]:hidden",
        className
      )}
      {...props}
    />
  )
}

function SidebarMenuSubItem({
  className,
  ...props
}: React.ComponentProps<"li">) {
  return (
    <li
      data-slot="sidebar-menu-sub-item"
      data-sidebar="menu-sub-item"
      className={cn("group/menu-sub-item relative", className)}
      {...props}
    />
  )
}

function SidebarMenuSubButton({
  asChild = false,
  size = "md",
  isActive = false,
  className,
  ...props
}: React.ComponentProps<"a"> & {
  asChild?: boolean
  size?: "sm" | "md"
  isActive?: boolean
}) {
  const Comp = asChild ? Slot : "a"

  return (
    <Comp
      data-slot="sidebar-menu-sub-button"
      data-sidebar="menu-sub-button"
      data-size={size}
      data-active={isActive}
      className={cn(
        "flex h-7 min-w-0 -translate-x-px items-center gap-2 overflow-hidden rounded-md px-2 text-text-secondary outline-none hover:bg-fill-secondary hover:text-text focus-visible:ring-2 focus-visible:ring-primary-border active:bg-fill data-[active=true]:bg-fill-secondary data-[active=true]:text-text disabled:pointer-events-none disabled:opacity-50 [&>span:last-child]:truncate [&>svg]:size-4 [&>svg]:shrink-0",
        "data-[size=sm]:text-xs data-[size=md]:text-sm",
        className
      )}
      {...props}
    />
  )
}

export {
  Sidebar,
  SidebarContent,
  SidebarFooter,
  SidebarGroup,
  SidebarGroupAction,
  SidebarGroupContent,
  SidebarGroupLabel,
  SidebarHeader,
  SidebarInput,
  SidebarInset,
  SidebarMenu,
  SidebarMenuAction,
  SidebarMenuBadge,
  SidebarMenuButton,
  SidebarMenuItem,
  SidebarMenuSkeleton,
  SidebarMenuSub,
  SidebarMenuSubButton,
  SidebarMenuSubItem,
  SidebarProvider,
  SidebarRail,
  SidebarSeparator,
  SidebarTrigger,
  sidebarMenuButtonVariants,
  useSidebar,
}
