Laravel + Inertia.js + React

Comprehensive patterns for building modern monolithic applications with Laravel, Inertia.js, and React. Contains 30+ rules for seamless full-stack development.

When to Apply

Reference these guidelines when:

Creating Inertia page components
Handling forms with useForm hook
Managing shared data and authentication
Implementing persistent layouts
Navigating between pages

Rule Categories by Priority

Priority	Category	Impact	Prefix
1	Page Components	CRITICAL	`page-`
2	Forms & Validation	CRITICAL	`form-`
3	Navigation & Links

// resources/js/Pages/Posts/Index.tsx
import { Head, Link } from '@inertiajs/react'

interface Post {
  id: number
  title: string
  excerpt: string
  created_at: string
  author: {
    id: number
    name: string
  }
}

interface Props {
  posts: {
    data: Post[]
    links: { url: string | null; label: string; active: boolean }[]
  }
  filters: {
    search?: string
  }
}

export default function Index({ posts, filters }: Props) {
  return (
    <>
      <Head title="Posts" />

      <div className="container mx-auto py-8">
        <h1 className="text-2xl font-bold mb-6">Posts</h1>

        <div className="space-y-4">
          {posts.data.map((post) => (
            <article key={post.id} className="p-4 bg-white rounded-lg shadow">
              <Link href={route('posts.show', post.id)}>
                <h2 className="text-xl font-semibold hover:text-blue-600">
                  {post.title}
                </h2>
              </Link>
              <p className="text-gray-600 mt-2">{post.excerpt}</p>
              <p className="text-sm text-gray-400 mt-2">
                By {post.author.name}
              </p>
            </article>
          ))}
        </div>
      </div>
    </>
  )
}

// resources/js/Pages/Posts/Create.tsx
import { Head, useForm, Link } from '@inertiajs/react'
import { FormEvent } from 'react'

interface Category {
  id: number
  name: string
}

interface Props {
  categories: Category[]
}

export default function Create({ categories }: Props) {
  const { data, setData, post, processing, errors, reset } = useForm({
    title: '',
    body: '',
    category_id: '',
  })

  const handleSubmit = (e: FormEvent) => {
    e.preventDefault()
    post(route('posts.store'), {
      onSuccess: () => reset(),
    })
  }

  return (
    <>
      <Head title="Create Post" />

      <form onSubmit={handleSubmit} className="max-w-2xl mx-auto py-8">
        <div className="mb-4">
          <label htmlFor="title" className="block font-medium mb-1">
            Title
          </label>
          <input
            id="title"
            type="text"
            value={data.title}
            onChange={(e) => setData('title', e.target.value)}
            className="w-full border rounded px-3 py-2"
          />
          {errors.title && (
            <p className="text-red-500 text-sm mt-1">{errors.title}</p>
          )}
        </div>

        <div className="mb-4">
          <label htmlFor="category" className="block font-medium mb-1">
            Category
          </label>
          <select
            id="category"
            value={data.category_id}
            onChange={(e) => setData('category_id', e.target.value)}
            className="w-full border rounded px-3 py-2"
          >
            <option value="">Select a category</option>
            {categories.map((category) => (
              <option key={category.id} value={category.id}>
                {category.name}
              </option>
            ))}
          </select>
          {errors.category_id && (
            <p className="text-red-500 text-sm mt-1">{errors.category_id}</p>
          )}
        </div>

        <div className="mb-4">
          <label htmlFor="body" className="block font-medium mb-1">
            Content
          </label>
          <textarea
            id="body"
            value={data.body}
            onChange={(e) => setData('body', e.target.value)}
            rows={10}
            className="w-full border rounded px-3 py-2"
          />
          {errors.body && (
            <p className="text-red-500 text-sm mt-1">{errors.body}</p>
          )}
        </div>

        <div className="flex gap-4">
          <button
            type="submit"
            disabled={processing}
            className="px-4 py-2 bg-blue-600 text-white rounded disabled:opacity-50"
          >
            {processing ? 'Creating...' : 'Create Post'}
          </button>

          <Link
            href={route('posts.index')}
            className="px-4 py-2 border rounded"
          >
            Cancel
          </Link>
        </div>
      </form>
    </>
  )
}

// resources/js/Layouts/AppLayout.tsx
import { Link, usePage } from '@inertiajs/react'
import { ReactNode } from 'react'

interface Props {
  children: ReactNode
}

export default function AppLayout({ children }: Props) {
  const { auth } = usePage().props as { auth: { user: { name: string } } }

  return (
    <div className="min-h-screen bg-gray-100">
      <nav className="bg-white shadow">
        <div className="container mx-auto px-4 py-3 flex justify-between">
          <Link href="/" className="font-bold">
            My App
          </Link>
          <span>Welcome, {auth.user.name}</span>
        </div>
      </nav>

      <main className="container mx-auto px-4 py-8">
        {children}
      </main>
    </div>
  )
}

// resources/js/Pages/Dashboard.tsx
import AppLayout from '@/Layouts/AppLayout'

export default function Dashboard() {
  return <h1>Dashboard</h1>
}

// Assign persistent layout
Dashboard.layout = (page: ReactNode) => <AppLayout>{page}</AppLayout>

<?php

namespace App\Http\Controllers;

use App\Http\Requests\StorePostRequest;
use App\Models\Post;
use App\Models\Category;
use Illuminate\Http\RedirectResponse;
use Inertia\Inertia;
use Inertia\Response;

class PostController extends Controller
{
    public function index(): Response
    {
        return Inertia::render('Posts/Index', [
            'posts' => Post::with('author:id,name')
                ->latest()
                ->paginate(10),
            'filters' => request()->only('search'),
        ]);
    }

    public function create(): Response
    {
        return Inertia::render('Posts/Create', [
            'categories' => Category::all(['id', 'name']),
        ]);
    }

    public function store(StorePostRequest $request): RedirectResponse
    {
        $post = Post::create([
            ...$request->validated(),
            'user_id' => auth()->id(),
        ]);

        return redirect()
            ->route('posts.show', $post)
            ->with('success', 'Post created successfully.');
    }

    public function show(Post $post): Response
    {
        return Inertia::render('Posts/Show', [
            'post' => $post->load('author', 'category'),
        ]);
    }
}

<?php

namespace App\Http\Middleware;

use Illuminate\Http\Request;
use Inertia\Middleware;

class HandleInertiaRequests extends Middleware
{
    public function share(Request $request): array
    {
        return array_merge(parent::share($request), [
            'auth' => [
                'user' => $request->user() ? [
                    'id' => $request->user()->id,
                    'name' => $request->user()->name,
                    'email' => $request->user()->email,
                ] : null,
            ],
            'flash' => [
                'success' => $request->session()->get('success'),
                'error' => $request->session()->get('error'),
            ],
        ]);
    }
}

// resources/js/Components/FlashMessages.tsx
import { usePage } from '@inertiajs/react'
import { useEffect, useState } from 'react'

export default function FlashMessages() {
  const { flash } = usePage().props as {
    flash: { success?: string; error?: string }
  }
  const [visible, setVisible] = useState(false)

  useEffect(() => {
    if (flash.success || flash.error) {
      setVisible(true)
      const timer = setTimeout(() => setVisible(false), 3000)
      return () => clearTimeout(timer)
    }
  }, [flash])

  if (!visible) return null

  return (
    <div className="fixed top-4 right-4 z-50">
      {flash.success && (
        <div className="bg-green-500 text-white px-4 py-2 rounded shadow">
          {flash.success}
        </div>
      )}
      {flash.error && (
        <div className="bg-red-500 text-white px-4 py-2 rounded shadow">
          {flash.error}
        </div>
      )}
    </div>
  )
}

rules/form-useform-basic.md
rules/page-props-typing.md
rules/layout-persistent.md

laravel-inertia-react/
├── SKILL.md                 # This file - overview and examples
├── README.md                # Quick reference guide
├── AGENTS.md                # Integration guide for AI agents
├── metadata.json            # Skill metadata and references
└── rules/
    ├── _sections.md         # Rule categories and priorities
    ├── _template.md         # Template for new rules
    ├── page-*.md            # Page component patterns (6 rules)
    ├── form-*.md            # Form handling patterns (8 rules)
    ├── nav-*.md             # Navigation patterns (5 rules)
    ├── shared-*.md          # Shared data patterns (4 rules)
    └── layout-*.md          # Layout patterns (1 rule)

Laravel Inertia React | Skills Pool

Laravel Inertia React

Laravel Inertia React

Laravel + Inertia.js + React

When to Apply

Rule Categories by Priority

Quick Reference

1. Page Components (CRITICAL)

2. Forms & Validation (CRITICAL)

3. Navigation & Links (HIGH)

4. Shared Data (HIGH)

5. Layouts (MEDIUM)

6. File Uploads (MEDIUM)

7. Advanced Patterns (LOW)

Essential Patterns

Page Component with TypeScript

Form with useForm

Persistent Layout

Laravel Controller

Shared Data (HandleInertiaRequests)

Flash Messages Component

How to Use

Project Structure

References

License

Metadata

Extract Errors

Frontend Patterns

Coding Standards

Coding Standards

Coding Standards

Frontend Patterns