<?php declare(strict_types=1);

use PHPUnit\Framework\TestCase;
use PrivateBin\Configuration;
use PrivateBin\TemplateSwitcher;


class TemplateSwitcherTest extends TestCase
{

    public function testSetTemplateFallback()
    {
        $conf = new Configuration;

        $existingTemplateFallback = "bootstrap-dark";
        $wrongTemplateFallback = "bootstrap-wrong";

        TemplateSwitcher::setAvailableTemplates($conf->getSection('available_templates'));
        TemplateSwitcher::setTemplateFallback($existingTemplateFallback);
        $this->assertEquals($existingTemplateFallback, TemplateSwitcher::getTemplate(), "Correct template fallback");

        TemplateSwitcher::setTemplateFallback($wrongTemplateFallback);
        $this->assertEquals($existingTemplateFallback, TemplateSwitcher::getTemplate(), "Wrong template fallback");
    }


    public function testSetAvailableTemplates()
    {
        $conf = new Configuration;
        $availableTemplates = $conf->getSection('available_templates');

        TemplateSwitcher::setAvailableTemplates($availableTemplates);
        $this->assertEquals($availableTemplates, TemplateSwitcher::getAvailableTemplates(), "Set available templates");
    }


    public function testGetTemplate()
    {
        $defaultTemplateFallback = "bootstrap";
        $customTemplate = "bootstrap-dark";
        $customWrongTemplate = "bootstrap-wrong";

        TemplateSwitcher::setTemplateFallback($defaultTemplateFallback);

        $_COOKIE['template'] = $customWrongTemplate;
        $this->assertEquals($defaultTemplateFallback, TemplateSwitcher::getTemplate(), "Custom wrong template");

        $_COOKIE['template'] = $customTemplate;
        $this->assertEquals($customTemplate, TemplateSwitcher::getTemplate(), "Custom template");
    }


    public function testGetAvailableTemplates()
    {
        $this->assertNotEmpty(TemplateSwitcher::getAvailableTemplates(), "Get available templates");
    }


    public function testIsTemplateAvailable()
    {
        $conf = new Configuration;

        $existingTemplate = "bootstrap";
        $nonExistentTemplate = "bootstrap-wrong";

        TemplateSwitcher::setAvailableTemplates($conf->getSection('available_templates'));

        $this->assertTrue(TemplateSwitcher::isTemplateAvailable($existingTemplate), "Existing template");
        $this->assertFalse(TemplateSwitcher::isTemplateAvailable($nonExistentTemplate), "Non-existent template");
    }
}