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115 lines
3.1 KiB
TypeScript
115 lines
3.1 KiB
TypeScript
import { useState } from "react";
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import { useChannel, usePresence } from "@ably-labs/react-hooks";
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import type { Types } from "ably";
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import type { ProxyMessage, TextMessage } from "../types";
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import Head from "next/head";
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import Image from "next/image";
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import styles from "../styles/Home.module.css";
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export default function Home() {
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const [messages, setMessages] = useState<TextMessage[]>([]);
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const [channel, ably] = useChannel(
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"some-channel-name",
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async (message: Types.Message) => {
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console.log("Received Ably message", message);
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setMessages((messages) => [...messages, message.data]);
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},
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);
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const [presenceData, updateStatus] = usePresence("your-channel-name");
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const messageList = messages.map((message, index) => {
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return <li key={index}>{message.text}</li>;
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});
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const presentClients = presenceData.map((msg, index) => (
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<li key={index}>
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{msg.clientId}: {msg.data}
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</li>
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));
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return (
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<div className={styles.container}>
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<Head>
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<title>Create Next App</title>
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<meta name="description" content="Generated by create next app" />
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<link rel="icon" href="/favicon.ico" />
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</Head>
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<h1>Realtime Edge Messaging with Next and Ably</h1>
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<p>
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Use the buttons below to send and receive messages or to update your
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status.
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</p>
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<main className={styles.main}>
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<h2>Present Clients</h2>
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<button
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onClick={() => {
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updateStatus("hello");
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}}
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>
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Update status to hello
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</button>
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<ul>{presentClients}</ul>
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<h2>Ably Message Data</h2>
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<button
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className={styles.button}
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onClick={() => {
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const message: TextMessage = {
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text: `${ably.auth.clientId} sent a message`,
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};
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channel.publish("test-message", message);
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}}
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>
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Send A Message
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</button>
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<button
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className={styles.button}
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onClick={() => {
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const proxyMessage: ProxyMessage = {
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sender: `${ably.auth.clientId}`,
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};
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fetch("/api/send-message", {
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method: "POST",
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headers: {
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"Content-Type": "application/json",
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},
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body: JSON.stringify(proxyMessage),
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});
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}}
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>
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Send A Message From the Server
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</button>
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<ul>{messageList}</ul>
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</main>
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<footer className={styles.footer}>
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Powered by
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<a
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href="https://vercel.com?utm_source=create-next-app&utm_medium=default-template&utm_campaign=create-next-app"
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target="_blank"
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rel="noopener noreferrer"
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>
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<span>
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<Image
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src="/vercel.svg"
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alt="Vercel Logo"
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width={100}
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height={32}
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/>
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</span>
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</a>
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and
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<a href="https://ably.com/">
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<img src="/ably.svg" alt="Ably Realtime" className={styles.logo} />
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</a>
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</footer>
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</div>
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);
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}
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