IoC Container Tutorail

ApiController.php

<?php namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Facades\Textify;

class ApiController extends Controller {

	public function postSendSms(Request $request, Textify $textify) {
		$this->validate($request, [
			'number' => 'required',
			'text' => 'required'
		]);

		$itWorked = $textify->send($request->text, $request->number);

		// return whatever
	}

}

AppServiceProvider.php

<?php namespace App\Providers;

use Illuminate\Support\ServiceProvider;
use App\Services\Textify;

class AppServiceProvider extends ServiceProvider {

	public function boot() {}

	public function register() {
		$this->app->singleton(Textify::class, function() {
			return new Textify(config('services.textify.url'));
		});

		$this->app->alias(Textify::class, 'textify');
	}

}

Textify.php

<?php namespace App\Services;

use GuzzleHttp\Client;

class Textify {

	/**
	 * @var string $host
	 */
	protected $host;

	/**
	 * @var Client
	 */
	protected $client;

	/**
	 * @param string $host
	 */
	public function __construct($host)
	{
		$this->host = $host;

		$this->prepareGuzzleClient();
	}

	/**
	 * @param string $text
	 * @param string $number
	 */
	public function send($text, $number)
	{
		$response = $this->client->post('/api/sms', [
			'json' => compact('text', 'number'),
		]);

		return $this->respond($response);
	}

	/**
	 * @param Response $response
	 *
	 * @return bool|array
	 */
	protected function respond($response)
	{
		if($response->getStatusCode() >= 400) {
			return false;
		}

		return json_decode($response->getBody(), true);
	}

	/**
	 * @return void
	 */
	protected function prepareGuzzleClient()
	{
		$this->client = new Client([
			'base_uri'   => $this->host,
			'exceptions' => false,
		]);
	}

}

TextifyFacade.php

<?php namespace App\Facades;

use Illuminate\Support\Facade;

class Textify extends Facade {

	protected function getFacadeAccesor() {
		return 'textify';
	}

}