'use client';

import * as React from 'react';
import { type DialogProps } from '@radix-ui/react-dialog';
import { Command as CommandPrimitive } from 'cmdk';
import { Search } from 'lucide-react';

import { cn } from '@/lib/utils';
import { Dialog, DialogContent } from '@/components/ui/dialog';

const Command = React.forwardRef<
  React.ElementRef<typeof CommandPrimitive>,
  React.ComponentPropsWithoutRef<typeof CommandPrimitive>
>(({ className, ...props }, ref) => (
  <CommandPrimitive
    ref={ref}
    className={cn(
      'flex h-full w-full flex-col overflow-hidden rounded-md bg-popover text-popover-foreground',
      className,
    )}
    {...props}
  />
));
Command.displayName = CommandPrimitive.displayName;

const CommandDialog = ({ children, ...props }: DialogProps) => {
  return (
    <Dialog {...props}>
      <DialogContent className="overflow-hidden p-0">
        <Command className="**:[[cmdk-group-heading]]:px-2 **:[[cmdk-group-heading]]:font-medium **:[[cmdk-group-heading]]:text-muted-foreground [&_[cmdk-group]:not([hidden])_~[cmdk-group]]:pt-0 **:[[cmdk-group]]:px-2 [&_[cmdk-input-wrapper]_svg]:h-5 [&_[cmdk-input-wrapper]_svg]:w-5 **:[[cmdk-input]]:h-12 **:[[cmdk-item]]:px-2 **:[[cmdk-item]]:py-3 [&_[cmdk-item]_svg]:h-5 [&_[cmdk-item]_svg]:w-5">
          {children}
        </Command>
      </DialogContent>
    </Dialog>
  );
};

const CommandInput = React.forwardRef<
  React.ElementRef<typeof CommandPrimitive.Input>,
  React.ComponentPropsWithoutRef<typeof CommandPrimitive.Input>
>(({ className, ...props }, ref) => (
  <div className="flex items-center border-b px-3" cmdk-input-wrapper="">
    <Search className="mr-2 h-4 w-4 shrink-0 opacity-50" />
    <CommandPrimitive.Input
      ref={ref}
      className={cn(
        'flex h-10 w-full rounded-md bg-transparent py-3 text-sm outline-hidden placeholder:text-muted-foreground disabled:cursor-not-allowed disabled:opacity-50',
        className,
      )}
      {...props}
    />
  </div>
));

CommandInput.displayName = CommandPrimitive.Input.displayName;

const CommandList = React.forwardRef<
  React.ElementRef<typeof CommandPrimitive.List>,
  React.ComponentPropsWithoutRef<typeof CommandPrimitive.List>
>(({ className, onWheel, ...props }, ref) => (
  // Inside a Radix Popover, native wheel scrolling is intercepted by the
  // focus-scope and never reaches the cmdk list — so trackpad/mousewheel
  // scrolling on the country dropdown silently no-ops. Translate the wheel
  // event ourselves so the list scrolls regardless of focus state.
  <CommandPrimitive.List
    ref={ref}
    // Cap the list at whichever is smaller: the static 300px ceiling or the
    // remaining viewport space the parent Popover has below its trigger.
    // Without the radix-popover variable, long lists in a Popover scrolled
    // past the bottom of the popover content (the visible bottom edge was
    // clipped by the popover's auto-sizing). The variable resolves to
    // `<undefined>` for non-Popover hosts; the static max-h still applies.
    className={cn(
      'max-h-[min(300px,var(--radix-popover-content-available-height,300px))] overflow-y-auto overflow-x-hidden overscroll-contain',
      className,
    )}
    onWheel={(event) => {
      onWheel?.(event);
      if (event.defaultPrevented) return;
      event.currentTarget.scrollTop += event.deltaY;
    }}
    {...props}
  />
));

CommandList.displayName = CommandPrimitive.List.displayName;

const CommandEmpty = React.forwardRef<
  React.ElementRef<typeof CommandPrimitive.Empty>,
  React.ComponentPropsWithoutRef<typeof CommandPrimitive.Empty>
>((props, ref) => (
  <CommandPrimitive.Empty ref={ref} className="py-6 text-center text-sm" {...props} />
));

CommandEmpty.displayName = CommandPrimitive.Empty.displayName;

const CommandGroup = React.forwardRef<
  React.ElementRef<typeof CommandPrimitive.Group>,
  React.ComponentPropsWithoutRef<typeof CommandPrimitive.Group>
>(({ className, ...props }, ref) => (
  <CommandPrimitive.Group
    ref={ref}
    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}
  />
));

CommandGroup.displayName = CommandPrimitive.Group.displayName;

const CommandSeparator = React.forwardRef<
  React.ElementRef<typeof CommandPrimitive.Separator>,
  React.ComponentPropsWithoutRef<typeof CommandPrimitive.Separator>
>(({ className, ...props }, ref) => (
  <CommandPrimitive.Separator
    ref={ref}
    className={cn('-mx-1 h-px bg-border', className)}
    {...props}
  />
));
CommandSeparator.displayName = CommandPrimitive.Separator.displayName;

const CommandItem = React.forwardRef<
  React.ElementRef<typeof CommandPrimitive.Item>,
  React.ComponentPropsWithoutRef<typeof CommandPrimitive.Item>
>(({ className, ...props }, ref) => (
  <CommandPrimitive.Item
    ref={ref}
    className={cn(
      'relative flex cursor-default gap-2 select-none items-center rounded-sm px-2 py-1.5 text-sm outline-hidden data-[disabled=true]:pointer-events-none data-[selected=true]:bg-accent data-[selected=true]:text-accent-foreground data-[disabled=true]:opacity-50 [&_svg]:pointer-events-none [&_svg]:size-4 [&_svg]:shrink-0',
      className,
    )}
    {...props}
  />
));

CommandItem.displayName = CommandPrimitive.Item.displayName;

const CommandShortcut = ({ className, ...props }: React.HTMLAttributes<HTMLSpanElement>) => {
  return (
    <span
      className={cn('ml-auto text-xs tracking-widest text-muted-foreground', className)}
      {...props}
    />
  );
};
CommandShortcut.displayName = 'CommandShortcut';

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