<?php
declare(strict_types=1);

namespace Unsupervised\Schedular\Tests\Unit\Booking;

use Brain\Monkey\Functions;
use Unsupervised\Schedular\Booking\BookingPage;
use Unsupervised\Schedular\Tests\Unit\TestCase;

class BookingPageTest extends TestCase
{
    private BookingPage $page;

    protected function setUp(): void
    {
        parent::setUp();
        $this->page = new BookingPage();
    }

    public function testLoggedOutVisitorIsLinkedToTheWordPressLoginByDefault(): void
    {
        Functions\when('is_user_logged_in')->justReturn(false);
        Functions\when('get_permalink')->justReturn('https://example.com/book/');
        Functions\when('wp_login_url')->alias(
            static fn(string $redirect): string => 'https://example.com/wp-login.php?redirect_to=' . $redirect
        );

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

        self::assertStringContainsString(
            'href="https://example.com/wp-login.php?redirect_to=https://example.com/book/"',
            $html
        );
        self::assertStringContainsString('log in to book a lesson', $html);
    }

    public function testLoggedOutVisitorIsLinkedToTheChosenLoginPage(): void
    {
        Functions\when('is_user_logged_in')->justReturn(false);
        Functions\when('get_permalink')->alias(
            static fn(int $id = 0): string|false => 5 === $id ? 'https://example.com/login/' : false
        );
        Functions\expect('wp_login_url')->never();

        $html = $this->page->render(['loginPageId' => 5]);

        self::assertStringContainsString('href="https://example.com/login/"', $html);
    }

    public function testShortcodeStyleAttributeSelectsTheLoginPageToo(): void
    {
        Functions\when('is_user_logged_in')->justReturn(false);
        Functions\when('get_permalink')->alias(
            static fn(int $id = 0): string|false => 5 === $id ? 'https://example.com/login/' : false
        );

        $html = $this->page->render(['login_page_id' => '5']);

        self::assertStringContainsString('href="https://example.com/login/"', $html);
    }

    public function testLoginUrlFallsBackToWordPressLoginWhenThePageIsGone(): void
    {
        // The chosen page was deleted: get_permalink() returns false for it
        // and for the current (test) context alike.
        Functions\when('get_permalink')->justReturn(false);
        Functions\when('wp_login_url')->alias(
            static fn(string $redirect): string => '' === $redirect
                ? 'https://example.com/wp-login.php'
                : 'https://example.com/wp-login.php?redirect_to=' . $redirect
        );

        self::assertSame('https://example.com/wp-login.php', $this->page->loginUrl(5));
    }
}