post-messages.tsx

"use client"

import { zodResolver } from "@hookform/resolvers/zod"
import { useForm } from "react-hook-form"
import * as z from "zod"

import { Button } from "@/components/ui/button"
import {
  Form,
  FormControl,
  FormDescription,
  FormField,
  FormItem,
  FormLabel,
  FormMessage,
} from "@/components/ui/form"

import { Textarea } from "@/components/ui/textarea"
import { toast } from "@/components/ui/use-toast"

const FormSchema = z.object({
  gweet: z
    .string()
    .min(1, { message: "Come on post something...", })
    .max(1000, { message: "Gweets cannot be more that 1000 characters.", }),
})

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

  async function onSubmit(data: z.infer<typeof FormSchema>) {
    await fetch('/api/messages', {
      method: 'POST',
      body: JSON.stringify(data),
      next: { tags: ['collection'] }
    })

    toast({
      title: "Your gweet is being processed...",
      description: (
        <pre className="mt-2 w-[340px] rounded-md bg-slate-600 p-4">
          <code className="text-white">{JSON.stringify(data, null, 2)}</code>
        </pre>
      ),
    })
  }

  return (
    <Form {...form}>
      <form onSubmit={form.handleSubmit(onSubmit)} className="space-y-6">
        <FormField
          control={form.control}
          name="gweet"
          render={({ field }) => (
            <FormItem>
              <FormLabel>Gweet</FormLabel>
              <FormControl>
                <Textarea
                  placeholder="What's on your mind?"
                  className="resize-none"
                  {...field}
                />
              </FormControl>
              <FormDescription>
                Your gweets will be public, and everyone can see them.
              </FormDescription>
              <FormMessage />
            </FormItem>
          )}
        />
        <Button type="submit">Submit</Button>
      </form>
    </Form>
  )
}