feat(t3): add t3 example
This commit is contained in:
Mauricio Siu
50
t3/src/app/_components/post.tsx
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50
t3/src/app/_components/post.tsx
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"use client";
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import { useState } from "react";
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import { api } from "@/trpc/react";
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export function LatestPost() {
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const [latestPost] = api.post.getLatest.useSuspenseQuery();
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const utils = api.useUtils();
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const [name, setName] = useState("");
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const createPost = api.post.create.useMutation({
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onSuccess: async () => {
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await utils.post.invalidate();
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setName("");
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},
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});
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return (
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<div className="w-full max-w-xs">
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{latestPost ? (
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<p className="truncate">Your most recent post: {latestPost.name}</p>
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) : (
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<p>You have no posts yet.</p>
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)}
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<form
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onSubmit={(e) => {
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e.preventDefault();
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createPost.mutate({ name });
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}}
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className="flex flex-col gap-2"
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>
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<input
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type="text"
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placeholder="Title"
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value={name}
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onChange={(e) => setName(e.target.value)}
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className="w-full rounded-full px-4 py-2 text-black"
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/>
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<button
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type="submit"
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className="rounded-full bg-white/10 px-10 py-3 font-semibold transition hover:bg-white/20"
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disabled={createPost.isPending}
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>
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{createPost.isPending ? "Submitting..." : "Submit"}
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</button>
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</form>
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</div>
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);
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}
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34
t3/src/app/api/trpc/[trpc]/route.ts
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34
t3/src/app/api/trpc/[trpc]/route.ts
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import { fetchRequestHandler } from "@trpc/server/adapters/fetch";
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import { type NextRequest } from "next/server";
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import { env } from "@/env";
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import { appRouter } from "@/server/api/root";
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import { createTRPCContext } from "@/server/api/trpc";
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/**
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* This wraps the `createTRPCContext` helper and provides the required context for the tRPC API when
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* handling a HTTP request (e.g. when you make requests from Client Components).
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*/
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const createContext = async (req: NextRequest) => {
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return createTRPCContext({
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headers: req.headers,
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});
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};
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const handler = (req: NextRequest) =>
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fetchRequestHandler({
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endpoint: "/api/trpc",
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req,
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router: appRouter,
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createContext: () => createContext(req),
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onError:
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env.NODE_ENV === "development"
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? ({ path, error }) => {
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console.error(
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`❌ tRPC failed on ${path ?? "<no-path>"}: ${error.message}`
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);
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}
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: undefined,
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});
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export { handler as GET, handler as POST };
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24
t3/src/app/layout.tsx
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24
t3/src/app/layout.tsx
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import "@/styles/globals.css";
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import { GeistSans } from "geist/font/sans";
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import { type Metadata } from "next";
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import { TRPCReactProvider } from "@/trpc/react";
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export const metadata: Metadata = {
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title: "Create T3 App",
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description: "Generated by create-t3-app",
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icons: [{ rel: "icon", url: "/favicon.ico" }],
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};
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export default function RootLayout({
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children,
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}: Readonly<{ children: React.ReactNode }>) {
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return (
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<html lang="en" className={`${GeistSans.variable}`}>
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<body>
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<TRPCReactProvider>{children}</TRPCReactProvider>
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</body>
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</html>
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);
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}
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53
t3/src/app/page.tsx
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53
t3/src/app/page.tsx
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import Link from "next/link";
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import { LatestPost } from "@/app/_components/post";
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import { api, HydrateClient } from "@/trpc/server";
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export default async function Home() {
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const hello = await api.post.hello({ text: "from tRPC" });
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void api.post.getLatest.prefetch();
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return (
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<HydrateClient>
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<main className="flex min-h-screen flex-col items-center justify-center bg-gradient-to-b from-[#2e026d] to-[#15162c] text-white">
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<div className="container flex flex-col items-center justify-center gap-12 px-4 py-16">
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<h1 className="text-5xl font-extrabold tracking-tight sm:text-[5rem]">
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Create <span className="text-[hsl(280,100%,70%)]">T3</span> App
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</h1>
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<div className="grid grid-cols-1 gap-4 sm:grid-cols-2 md:gap-8">
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<Link
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className="flex max-w-xs flex-col gap-4 rounded-xl bg-white/10 p-4 hover:bg-white/20"
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href="https://create.t3.gg/en/usage/first-steps"
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target="_blank"
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>
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<h3 className="text-2xl font-bold">First Steps →</h3>
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<div className="text-lg">
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Just the basics - Everything you need to know to set up your
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database and authentication.
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</div>
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</Link>
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<Link
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className="flex max-w-xs flex-col gap-4 rounded-xl bg-white/10 p-4 hover:bg-white/20"
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href="https://create.t3.gg/en/introduction"
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target="_blank"
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>
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<h3 className="text-2xl font-bold">Documentation →</h3>
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<div className="text-lg">
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Learn more about Create T3 App, the libraries it uses, and how
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to deploy it.
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</div>
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</Link>
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</div>
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<div className="flex flex-col items-center gap-2">
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<p className="text-2xl text-white">
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{hello ? hello.greeting : "Loading tRPC query..."}
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</p>
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</div>
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<LatestPost />
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</div>
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</main>
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</HydrateClient>
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);
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}
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