Added SampleController

Author: rito328

app/Http/Controllers/SampleController.php

@@ -0,0 +1,63 @@
+<?php
+declare(strict_types=1);
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+use App\User;
+
+class SampleController extends Controller
+{
+    /**
+     * @return int
+     */
+    public function index()
+    {
+        $a = 1280;
+        $b = 2500;
+
+        return $this->addition($a, $b);
+    }
+
+    /**
+     * 加算
+     * @param int $a
+     * @param int $b
+     * @return int
+     */
+    private function addition(int $a, int $b): int
+    {
+        return $a + $b;
+    }
+
+
+    /**
+     * @return User
+     * @throws \Exception
+     */
+    public function get()
+    {
+        // レコードは id < 10 しか存在しないのに
+        $user = User::where('id', 100)->first();
+
+        if(!$user) {
+            throw new \Exception('User not found.');
+        }
+
+        return $this->userOperation($user);
+    }
+
+    /**
+     * ユーザーデータを処理する（つもり）
+     * @param User $user
+     * @return User
+     */
+    private function userOperation(User $user)
+    {
+        /*
+         * 色々な処理...
+         */
+
+        return $user;
+    }
+}