<?php
declare(strict_types=1);

namespace Unsupervised\Schedular\Tests\Unit\Registration;

use Brain\Monkey\Functions;
use Mockery;
use Unsupervised\Schedular\Registration\Answer;
use Unsupervised\Schedular\Registration\AnswerRepository;
use Unsupervised\Schedular\Tests\Unit\TestCase;

class AnswerRepositoryTest extends TestCase
{
    private \wpdb $db;
    private AnswerRepository $repo;

    protected function setUp(): void
    {
        parent::setUp();

        $this->db         = Mockery::mock(\wpdb::class);
        $this->db->prefix = 'wp_';
        $this->repo       = new AnswerRepository($this->db);
    }

    public function testInsertCallsWpdbInsertAndReturnsId(): void
    {
        Functions\expect('current_time')->with('mysql')->andReturn('2026-04-01 12:00:00');

        $this->db->shouldReceive('insert')
            ->once()
            ->with(
                'wp_us_question_answers',
                Mockery::on(static function (array $data): bool {
                    return $data['question_id'] === 3
                        && $data['registration_type'] === Answer::REG_LESSON
                        && $data['registration_id'] === 12
                        && $data['student_id'] === 5
                        && $data['answer_value'] === 'Beginner';
                }),
                ['%d', '%s', '%d', '%d', '%s', '%s']
            );

        $this->db->insert_id = 77;

        $answer = new Answer(3, Answer::REG_LESSON, 12, 5, 'Beginner');

        self::assertSame(77, $this->repo->insert($answer));
    }

    public function testInsertManyReturnsAllIds(): void
    {
        Functions\when('current_time')->justReturn('2026-04-01 12:00:00');

        $ids = [101, 102];
        $this->db->shouldReceive('insert')
            ->twice()
            ->andReturnUsing(function () use (&$ids): void {
                $this->db->insert_id = array_shift($ids);
            });

        $answers = [
            new Answer(3, Answer::REG_LESSON, 12, 5, 'A'),
            new Answer(4, Answer::REG_LESSON, 12, 5, 'B'),
        ];

        $result = $this->repo->insertMany($answers);

        self::assertSame([101, 102], $result);
    }

    public function testFindByRegistrationPreparesQueryAndMaps(): void
    {
        $row = (object) [
            'id'                => '1',
            'question_id'       => '3',
            'registration_type' => Answer::REG_LESSON,
            'registration_id'   => '12',
            'student_id'        => '5',
            'answer_value'      => 'Beginner',
        ];

        $this->db->shouldReceive('prepare')
            ->once()
            ->with(
                Mockery::pattern('/registration_type = %s AND registration_id = %d/'),
                Answer::REG_LESSON,
                12
            )
            ->andReturn('SELECT ...');

        $this->db->shouldReceive('get_results')->andReturn([$row]);

        $answers = $this->repo->findByRegistration(Answer::REG_LESSON, 12);

        self::assertCount(1, $answers);
        self::assertInstanceOf(Answer::class, $answers[0]);
        self::assertSame(3, $answers[0]->questionId);
    }
}