<?php

namespace IQParts\ContentTest\Unit;

use GuzzleHttp\Psr7\Response;
use GuzzleHttp\Psr7\Stream;
use IQParts\Content\AssetResolver;
use IQParts\Content\Filesystem;
use IQParts\Content\Object\CacheControl;
use IQParts\ContentTest\AbstractTestCase;
use League\Flysystem\Adapter\Local;
use League\Flysystem\FileNotFoundException;
use League\Flysystem\Filesystem as FlySystem;
use Psr\Http\Message\RequestInterface;

final class AssetResolverTest extends AbstractTestCase
{
    /**
     * @test
     * @throws \ReflectionException
     */
    public function testResolver()
    {
        $fs = new Filesystem(new Local(__DIR__ . '/../files'));

        $resolver = new AssetResolver($fs);

        $this->assertTrue($resolver->exists('test.txt'));
        $this->assertFalse($resolver->exists('folder'));


        $request = $this->createMock(RequestInterface::class);
        $request
            ->expects($this->at(0))
            ->method('getRequestTarget')
            ->willReturn('/test.txt');

        $response = new Response();
        /** @var RequestInterface $request */
        $response = $resolver->resolve($request, $response, new CacheControl(CacheControl::PRIVATE));

        $this->assertEquals('private', $response->getHeader('Cache-Control')[0]);
        $this->assertEquals('text/plain', $response->getHeader('Content-Type')[0]);
        $this->assertEquals('inline; filename="test.txt";', $response->getHeader('Content-Disposition')[0]);
        $this->assertEquals('0', $response->getHeader('Content-Length')[0]);
        $this->assertEquals(200, $response->getStatusCode());
        $this->assertInstanceOf(Stream::class, $response->getBody());

        $request = $this->createMock(RequestInterface::class);
        $request
            ->expects($this->at(0))
            ->method('getRequestTarget')
            ->willReturn('/does-not-exist.txt');

        $this->expectException(FileNotFoundException::class);
        $resolver->resolve($request, $response, new CacheControl(CacheControl::PRIVATE));
    }

    /**
     * @test
     */
    public function testAttachment()
    {
        $fs = new Filesystem(new Local(__DIR__ . '/../files'));

        $resolver = new AssetResolver($fs);

        $request = $this->createMock(RequestInterface::class);
        $request
            ->expects($this->at(0))
            ->method('getRequestTarget')
            ->willReturn('/test.txt');

        $response = new Response();
        /** @var RequestInterface $request */
        $response = $resolver->resolve($request, $response, new CacheControl(CacheControl::PRIVATE), false);

        $this->assertEquals('private', $response->getHeader('Cache-Control')[0]);
        $this->assertEquals('text/plain', $response->getHeader('Content-Type')[0]);
        $this->assertEquals('attachment; filename="test.txt";', $response->getHeader('Content-Disposition')[0]);
        $this->assertEquals('0', $response->getHeader('Content-Length')[0]);
        $this->assertEquals(200, $response->getStatusCode());
        $this->assertInstanceOf(Stream::class, $response->getBody());
    }

}