combobox-form

"use client"

import { zodResolver } from "@hookform/resolvers/zod"
import { Check, ChevronsUpDown } from "lucide-react"
import { Controller, useForm } from "react-hook-form"
import { toast } from "sonner"
import { z } from "zod"

import { cn } from "@/lib/utils"
import { Button } from "@/registry/new-york/ui/button"
import {
  Command,
  CommandEmpty,
  CommandGroup,
  CommandInput,
  CommandItem,
  CommandList,
} from "@/registry/new-york/ui/command"
import { DialogTrigger } from "@/registry/new-york/ui/dialog"
import {
  Field,
  FieldDescription,
  FieldError,
  FieldLabel,
} from "@/registry/new-york/ui/field"
import { Popover } from "@/registry/new-york/ui/popover"

const languages = [
  { label: "English", value: "en" },
  { label: "French", value: "fr" },
  { label: "German", value: "de" },
  { label: "Spanish", value: "es" },
  { label: "Portuguese", value: "pt" },
  { label: "Russian", value: "ru" },
  { label: "Japanese", value: "ja" },
  { label: "Korean", value: "ko" },
  { label: "Chinese", value: "zh" },
] as const

const FormSchema = z.object({
  language: z.string({
    required_error: "Please select a language.",
  }),
})

export default function ComboboxForm() {
  const form = useForm<z.infer<typeof FormSchema>>({
    resolver: zodResolver(FormSchema),
  })

  function onSubmit(data: z.infer<typeof FormSchema>) {
    toast("You submitted the following values", {
      description: (
        <pre className="mt-2 w-[320px] rounded-md bg-neutral-950 p-4">
          <code className="text-white">{JSON.stringify(data, null, 2)}</code>
        </pre>
      ),
    })
  }

  return (
    <form onSubmit={form.handleSubmit(onSubmit)} className="space-y-6">
      <Controller
        control={form.control}
        name="language"
        render={({ field, fieldState }) => (
          <Field data-invalid={fieldState.invalid} className="flex flex-col">
            <FieldLabel>Language</FieldLabel>
            <DialogTrigger>
              <Button
                variant="outline"
                className={cn(
                  "w-[200px] justify-between",
                  !field.value && "text-muted-foreground"
                )}
                aria-invalid={fieldState.invalid}
              >
                {field.value
                  ? languages.find((language) => language.value === field.value)
                      ?.label
                  : "Select language"}
                <ChevronsUpDown className="opacity-50" />
              </Button>
              <Popover className="w-[200px] p-0">
                <Command>
                  <CommandInput
                    placeholder="Search language..."
                    className="h-9"
                  />
                  <CommandList>
                    <CommandEmpty>No language found.</CommandEmpty>
                    <CommandGroup>
                      {languages.map((language) => (
                        <CommandItem
                          value={language.label}
                          key={language.value}
                          onSelect={() => {
                            field.onChange(language.value)
                            field.onBlur()
                          }}
                        >
                          {language.label}
                          <Check
                            className={cn(
                              "ml-auto",
                              language.value === field.value
                                ? "opacity-100"
                                : "opacity-0"
                            )}
                          />
                        </CommandItem>
                      ))}
                    </CommandGroup>
                  </CommandList>
                </Command>
              </Popover>
            </DialogTrigger>
            <FieldDescription>
              This is the language that will be used in the dashboard.
            </FieldDescription>
            {fieldState.invalid && <FieldError errors={[fieldState.error]} />}
          </Field>
        )}
      />
      <Button type="submit">Submit</Button>
    </form>
  )
}