"use client";

import { format } from "date-fns";
import { CalendarIcon } from "lucide-react";
import * as React from "react";
import type { DropdownProps } from "react-day-picker";
import { Button } from "@/components/ui/button";
import { Calendar } from "@/components/ui/calendar";
import {
  Combobox,
  ComboboxEmpty,
  ComboboxInput,
  ComboboxItem,
  ComboboxList,
  ComboboxPopup,
} from "@/components/ui/combobox";
import { Field, FieldLabel } from "@/components/ui/field";
import {
  Popover,
  PopoverPopup,
  PopoverTrigger,
} from "@/components/ui/popover";

interface DropdownItem {
  disabled?: boolean;
  label: string;
  value: string;
}

function CalendarDropdown(props: DropdownProps) {
  const { options, value, onChange, "aria-label": ariaLabel } = props;

  const items: DropdownItem[] =
    options?.map((option) => ({
      disabled: option.disabled,
      label: option.label,
      value: option.value.toString(),
    })) ?? [];

  const selectedItem = items.find((item) => item.value === value?.toString());

  const handleValueChange = (newValue: DropdownItem | null) => {
    if (onChange && newValue) {
      const syntheticEvent = {
        target: { value: newValue.value },
      } as React.ChangeEvent<HTMLSelectElement>;
      onChange(syntheticEvent);
    }
  };

  return (
    <Combobox
      aria-label={ariaLabel}
      autoHighlight
      items={items}
      onValueChange={handleValueChange}
      value={selectedItem}
    >
      <ComboboxInput
        className="**:[input]:w-0 **:[input]:flex-1"
        onFocus={(e) => e.currentTarget.select()}
      />
      <ComboboxPopup aria-label={ariaLabel}>
        <ComboboxEmpty>No items found.</ComboboxEmpty>
        <ComboboxList>
          {(item: DropdownItem) => (
            <ComboboxItem
              disabled={item.disabled}
              key={item.value}
              value={item}
            >
              {item.label}
            </ComboboxItem>
          )}
        </ComboboxList>
      </ComboboxPopup>
    </Combobox>
  );
}

export default function Particle() {
  const [date, setDate] = React.useState<Date | undefined>();
  const id = React.useId();
  return (
    <Field>
      <FieldLabel htmlFor={id}>Start date</FieldLabel>
      <Popover>
        <PopoverTrigger
          id={id}
          render={<Button className="w-full justify-start" variant="outline" />}
        >
          <CalendarIcon aria-hidden="true" />
          {date ? format(date, "PPP") : "Pick a date"}
        </PopoverTrigger>
        <PopoverPopup>
          <Calendar
            captionLayout="dropdown"
            components={{ Dropdown: CalendarDropdown }}
            defaultMonth={date}
            endMonth={new Date()}
            mode="single"
            onSelect={setDate}
            selected={date}
            startMonth={new Date(1900, 0)}
          />
        </PopoverPopup>
      </Popover>
    </Field>
  );
}
Browse Particles
