laravel-patterns

final class CreateOrderAction
{
    public function __construct(private OrderRepository $orders) {}
 
    public function handle(CreateOrderData $data): Order
    {
        return $this->orders->create($data);
    }
}
 
final class OrdersController extends Controller
{
    public function __construct(private CreateOrderAction $createOrder) {}
 
    public function store(StoreOrderRequest $request): JsonResponse
    {
        $order = $this->createOrder->handle($request->toDto());
 
        return response()->json([
            'success' => true,
            'data' => OrderResource::make($order),
            'error' => null,
            'meta' => null,
        ], 201);
    }
}

use Illuminate\Support\Facades\Route;
 
Route::middleware('auth:sanctum')->group(function () {
    Route::apiResource('projects', ProjectController::class);
});

Route::scopeBindings()->group(function () {
    Route::get('/accounts/{account}/projects/{project}', [ProjectController::class, 'show']);
});

use App\Http\Controllers\Api\ConversationController;
use App\Http\Controllers\Api\MessageController;
use Illuminate\Support\Facades\Route;
 
Route::middleware('auth:sanctum')->prefix('conversations')->group(function () {
    Route::post('/', [ConversationController::class, 'store'])->name('conversations.store');
 
    Route::scopeBindings()->group(function () {
        Route::get('/{conversation}', [ConversationController::class, 'show'])
            ->name('conversations.show');
 
        Route::post('/{conversation}/messages', [MessageController::class, 'store'])
            ->name('conversation-messages.store');
 
        Route::get('/{conversation}/messages/{message}', [MessageController::class, 'show'])
            ->name('conversation-messages.show');
    });
});

use App\Models\AiConversation;
use Illuminate\Support\Facades\Route;
 
Route::model('conversation', AiConversation::class);

use App\Repositories\EloquentOrderRepository;
use App\Repositories\OrderRepository;
use Illuminate\Support\ServiceProvider;
 
final class AppServiceProvider extends ServiceProvider
{
    public function register(): void
    {
        $this->app->bind(OrderRepository::class, EloquentOrderRepository::class);
    }
}

final class Project extends Model
{
    use HasFactory;
 
    protected $fillable = ['name', 'owner_id', 'status'];
 
    protected $casts = [
        'status' => ProjectStatus::class,
        'archived_at' => 'datetime',
    ];
 
    public function owner(): BelongsTo
    {
        return $this->belongsTo(User::class, 'owner_id');
    }
 
    public function scopeActive(Builder $query): Builder
    {
        return $query->whereNull('archived_at');
    }
}

use Illuminate\Database\Eloquent\Casts\Attribute;
 
protected $casts = [
    'status' => ProjectStatus::class,
];

protected function budgetCents(): Attribute
{
    return Attribute::make(
        get: fn (int $value) => Money::fromCents($value),
        set: fn (Money $money) => $money->toCents(),
    );
}

$orders = Order::query()
    ->with(['customer', 'items.product'])
    ->latest()
    ->paginate(25);

final class ProjectQuery
{
    public function __construct(private Builder $query) {}
 
    public function ownedBy(int $userId): self
    {
        $query = clone $this->query;
 
        return new self($query->where('owner_id', $userId));
    }
 
    public function active(): self
    {
        $query = clone $this->query;
 
        return new self($query->whereNull('archived_at'));
    }
 
    public function builder(): Builder
    {
        return $this->query;
    }
}

use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Database\Eloquent\Builder;
 
final class Project extends Model
{
    use SoftDeletes;
 
    protected static function booted(): void
    {
        static::addGlobalScope('active', function (Builder $builder): void {
            $builder->whereNull('archived_at');
        });
    }
}

use Illuminate\Database\Eloquent\Builder;
 
final class Project extends Model
{
    public function scopeOwnedBy(Builder $query, int $userId): Builder
    {
        return $query->where('owner_id', $userId);
    }
}
 
// In service, repository etc.
$projects = Project::ownedBy($user->id)->get();

use Illuminate\Support\Facades\DB;
 
DB::transaction(function (): void {
    $order->update(['status' => 'paid']);
    $order->items()->update(['paid_at' => now()]);
});

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;
 
return new class extends Migration
{
    public function up(): void
    {
        Schema::create('orders', function (Blueprint $table): void {
            $table->id();
            $table->foreignId('customer_id')->constrained()->cascadeOnDelete();
            $table->string('status', 32)->index();
            $table->unsignedInteger('total_cents');
            $table->timestamps();
        });
    }
 
    public function down(): void
    {
        Schema::dropIfExists('orders');
    }
};

use App\Models\Order;
 
final class StoreOrderRequest extends FormRequest
{
    public function authorize(): bool
    {
        return $this->user()?->can('create', Order::class) ?? false;
    }
 
    public function rules(): array
    {
        return [
            'customer_id' => ['required', 'integer', 'exists:customers,id'],
            'items' => ['required', 'array', 'min:1'],
            'items.*.sku' => ['required', 'string'],
            'items.*.quantity' => ['required', 'integer', 'min:1'],
        ];
    }
 
    public function toDto(): CreateOrderData
    {
        return new CreateOrderData(
            customerId: (int) $this->validated('customer_id'),
            items: $this->validated('items'),
        );
    }
}

$projects = Project::query()->active()->paginate(25);
 
return response()->json([
    'success' => true,
    'data' => ProjectResource::collection($projects->items()),
    'error' => null,
    'meta' => [
        'page' => $projects->currentPage(),
        'per_page' => $projects->perPage(),
        'total' => $projects->total(),
    ],
]);