общий код

app/Http/Controllers/Users/StudentController.php

@@ -0,0 +1,68 @@
+<?php
+
+namespace App\Http\Controllers\Users;
+
+use App\Http\Controllers\Controller;
+use App\Http\Requests\StudentRequest;
+use App\Models\SchoolClass;
+use App\Models\Student;
+use Illuminate\Http\JsonResponse;
+
+class StudentController extends Controller
+{
+    /**
+     * Получение списка всех учеников
+     *
+     * @return JsonResponse
+     */
+    public function index()
+    {
+        return response()->json(Student::all(), 200);
+    }
+
+    /**
+     * Получение одного ученика
+     *
+     * @param Student $student
+     * @return JsonResponse
+     */
+    public function show(Student $student)
+    {
+        return response()->json($student, 200);
+    }
+
+    /**
+     * Создание ученика
+     *
+     * @param StudentRequest $request
+     * @return JsonResponse
+     */
+    /*public function store(StudentRequest $request)
+    {
+        $student = Student::creat($request->all());
+        return response()->json($student, 200);
+    }*/
+
+    /**
+     * Обновление ученика
+     *
+     * @param StudentRequest $request
+     * @param Student $student
+     * @return JsonResponse
+     */
+    public function update(StudentRequest $request, Student $student)
+    {
+        $prev_class = $student->schoolClass;
+        if ($prev_class) {
+            $prev_class->count_students -= 1;
+            $prev_class->save();
+        }
+
+        $new_class = SchoolClass::findOrfail((int)$request->input('class_id'));
+        $student->update($request->all());
+
+        $new_class->count_students++;
+        $new_class->save();
+        return response()->json(collect($student)->except('school_class'), 200);
+    }
+}