/**
 * Copyright 2026 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

'use client';

import { Command as CommandPrimitive } from 'cmdk';
import * as React from 'react';

import {
  Dialog,
  DialogContent,
  DialogDescription,
  DialogHeader,
  DialogTitle,
} from '@/components/ui/dialog';
import { InputGroup, InputGroupAddon } from '@/components/ui/input-group';
import { cn } from '@/lib/utils';
import { CheckIcon, SearchIcon } from 'lucide-react';

function Command({
  className,
  ...props
}: React.ComponentProps<typeof CommandPrimitive>) {
  return (
    <CommandPrimitive
      data-slot="command"
      className={cn(
        'flex size-full flex-col overflow-hidden rounded-xl! bg-popover p-1 text-popover-foreground',
        className
      )}
      {...props}
    />
  );
}

function CommandDialog({
  title = 'Command Palette',
  description = 'Search for a command to run...',
  children,
  className,
  showCloseButton = false,
  ...props
}: React.ComponentProps<typeof Dialog> & {
  title?: string;
  description?: string;
  className?: string;
  showCloseButton?: boolean;
}) {
  return (
    <Dialog {...props}>
      <DialogHeader className="sr-only">
        <DialogTitle>{title}</DialogTitle>
        <DialogDescription>{description}</DialogDescription>
      </DialogHeader>
      <DialogContent
        className={cn(
          'top-1/3 translate-y-0 overflow-hidden rounded-xl! p-0',
          className
        )}
        showCloseButton={showCloseButton}>
        {children}
      </DialogContent>
    </Dialog>
  );
}

function CommandInput({
  className,
  ...props
}: React.ComponentProps<typeof CommandPrimitive.Input>) {
  return (
    <div data-slot="command-input-wrapper" className="p-1 pb-0">
      <InputGroup className="h-8! rounded-lg! border-input/30 bg-input/30 shadow-none! *:data-[slot=input-group-addon]:pl-2!">
        <CommandPrimitive.Input
          data-slot="command-input"
          className={cn(
            'w-full text-sm outline-hidden disabled:cursor-not-allowed disabled:opacity-50',
            className
          )}
          {...props}
        />
        <InputGroupAddon>
          <SearchIcon className="size-4 shrink-0 opacity-50" />
        </InputGroupAddon>
      </InputGroup>
    </div>
  );
}

function CommandList({
  className,
  ...props
}: React.ComponentProps<typeof CommandPrimitive.List>) {
  return (
    <CommandPrimitive.List
      data-slot="command-list"
      className={cn(
        'no-scrollbar max-h-72 scroll-py-1 overflow-x-hidden overflow-y-auto outline-none',
        className
      )}
      {...props}
    />
  );
}

function CommandEmpty({
  className,
  ...props
}: React.ComponentProps<typeof CommandPrimitive.Empty>) {
  return (
    <CommandPrimitive.Empty
      data-slot="command-empty"
      className={cn('py-6 text-center text-sm', className)}
      {...props}
    />
  );
}

function CommandGroup({
  className,
  ...props
}: React.ComponentProps<typeof CommandPrimitive.Group>) {
  return (
    <CommandPrimitive.Group
      data-slot="command-group"
      className={cn(
        'overflow-hidden p-1 text-foreground **:[[cmdk-group-heading]]:px-2 **:[[cmdk-group-heading]]:py-1.5 **:[[cmdk-group-heading]]:text-xs **:[[cmdk-group-heading]]:font-medium **:[[cmdk-group-heading]]:text-muted-foreground',
        className
      )}
      {...props}
    />
  );
}

function CommandSeparator({
  className,
  ...props
}: React.ComponentProps<typeof CommandPrimitive.Separator>) {
  return (
    <CommandPrimitive.Separator
      data-slot="command-separator"
      className={cn('-mx-1 h-px bg-border', className)}
      {...props}
    />
  );
}

function CommandItem({
  className,
  children,
  ...props
}: React.ComponentProps<typeof CommandPrimitive.Item>) {
  return (
    <CommandPrimitive.Item
      data-slot="command-item"
      className={cn(
        "group/command-item relative flex cursor-default items-center gap-2 rounded-sm px-2 py-1.5 text-sm outline-hidden select-none in-data-[slot=dialog-content]:rounded-lg! data-[disabled=true]:pointer-events-none data-[disabled=true]:opacity-50 data-selected:bg-muted data-selected:text-foreground [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4 data-selected:*:[svg]:text-foreground",
        className
      )}
      {...props}>
      {children}
      <CheckIcon className="ml-auto opacity-0 group-has-data-[slot=command-shortcut]/command-item:hidden group-data-[checked=true]/command-item:opacity-100" />
    </CommandPrimitive.Item>
  );
}

function CommandShortcut({
  className,
  ...props
}: React.ComponentProps<'span'>) {
  return (
    <span
      data-slot="command-shortcut"
      className={cn(
        'ml-auto text-xs tracking-widest text-muted-foreground group-data-selected/command-item:text-foreground',
        className
      )}
      {...props}
    />
  );
}

export {
  Command,
  CommandDialog,
  CommandEmpty,
  CommandGroup,
  CommandInput,
  CommandItem,
  CommandList,
  CommandSeparator,
  CommandShortcut,
};
