<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Models\Audition;
use App\Models\School;
use App\Models\Student;
use App\Models\User;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\Auth;
use function abort;
use function view;

class StudentController extends Controller
{
    public function index()
    {
        if (! Auth::user()->is_admin) abort(403);
        $students = Student::orderBy('last_name')->orderBy('first_name')->paginate(15);
        return view('admin.students.index', ['students' => $students]);
    }

    public function create()
    {
        if (! Auth::user()->is_admin) abort(403);
        $minGrade = Audition::min('minimum_grade');
        $maxGrade = Audition::max('maximum_grade');
        $schools = School::orderBy('name')->get();
        return view('admin.students.create',['schools' => $schools, 'minGrade' => $minGrade, 'maxGrade' => $maxGrade]);
    }

    public function store()
    {
        if (! Auth::user()->is_admin) abort(403);
        request()->validate([
            'first_name' => ['required'],
            'last_name' => ['required'],
            'grade' => ['required', 'integer'],
            'school_id' => ['required', 'exists:schools,id']
        ]);

        $student = Student::create([
            'first_name' => request('first_name'),
            'last_name' => request('last_name'),
            'grade' => request('grade'),
            'school_id' => request('school_id')
        ]);

        return redirect('/admin/students');
    }

    public function edit(Student $student)
    {
        if (! Auth::user()->is_admin) abort(403);
        $minGrade = Audition::min('minimum_grade');
        $maxGrade = Audition::max('maximum_grade');
        $schools = School::orderBy('name')->get();
        return view('admin.students.edit', ['student' => $student, 'schools' => $schools, 'minGrade' => $minGrade, 'maxGrade' => $maxGrade]);
    }

    public function update(Request $request, Student $student)
    {
        if (! Auth::user()->is_admin) abort(403);
        request()->validate([
            'first_name' => ['required'],
            'last_name' => ['required'],
            'grade' => ['required', 'integer'],
            'school_id' => ['required', 'exists:schools,id']
        ]);

        $student->update([
            'first_name' => request('first_name'),
            'last_name' => request('last_name'),
            'grade' => request('grade'),
            'school_id' => request('school_id')
        ]);

        return redirect('/admin/students');

//        TODO if a students grade is changed, we need to be sure they are still eligible for the auditions in which they are entered.
    }
}