<?php
declare(strict_types=1);

namespace Unsupervised\Schedular\Tests\Unit\GroupClass;

use Brain\Monkey\Functions;
use Mockery;
use Unsupervised\Schedular\GroupClass\GroupClassPage;
use Unsupervised\Schedular\Guardian\GuardianService;
use Unsupervised\Schedular\Tests\Unit\TestCase;

class GroupClassPageTest extends TestCase
{
    private GroupClassPage $page;
    private GuardianService&Mockery\MockInterface $guardians;

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

        $this->guardians = Mockery::mock(GuardianService::class);
        $this->guardians->shouldReceive('bookableStudents')->andReturn(
            [['id' => 3, 'name' => 'Ada', 'is_self' => true]]
        )->byDefault();

        $this->page = new GroupClassPage($this->guardians);

        Functions\when('is_user_logged_in')->justReturn(true);
        Functions\when('get_current_user_id')->justReturn(3);
        Functions\when('current_user_can')->justReturn(true);
        Functions\when('wp_enqueue_style')->justReturn(null);
        Functions\when('wp_enqueue_script')->justReturn(null);
        Functions\when('absint')->alias(static fn ($value) => abs((int) $value));
    }

    public function testDefaultRenderHasNoOfferingRestriction(): void
    {
        $html = $this->page->render([]);

        self::assertStringContainsString('id="us-group-app"', $html);
        self::assertStringNotContainsString('data-offering', $html);
    }

    public function testShortcodeOfferingAttributePinsASingleClass(): void
    {
        $html = $this->page->render(['offering' => '12']);

        self::assertStringContainsString('data-offering="12"', $html);
    }

    public function testBlockOfferingIdAttributePinsASingleClass(): void
    {
        $html = $this->page->render(['offeringId' => 7]);

        self::assertStringContainsString('data-offering="7"', $html);
    }

    public function testGarbageOfferingAttributeIsIgnored(): void
    {
        $html = $this->page->render(['offering' => 'banana']);

        self::assertStringNotContainsString('data-offering', $html);
    }

    public function testLoggedOutVisitorGetsLoginPrompt(): void
    {
        Functions\when('is_user_logged_in')->justReturn(false);
        Functions\when('get_permalink')->justReturn('http://example.com/classes/');
        Functions\when('wp_login_url')->justReturn('http://example.com/wp-login.php');

        $html = $this->page->render([]);

        self::assertStringContainsString('log in to enrol in a class', $html);
        self::assertStringNotContainsString('us-group-app', $html);
    }
}