<?php

declare(strict_types=1);

/*
 * Copyright (C) 2013 Mailgun
 *
 * This software may be modified and distributed under the terms
 * of the MIT license. See the LICENSE file for details.
 */

namespace Mailgun\Tests\Api;

use GuzzleHttp\Psr7\Response;
use Mailgun\Api\Message;
use Mailgun\Model\Message\SendResponse;
use Mailgun\Model\Message\ShowResponse;

/**
 * @author Tobias Nyholm <tobias.nyholm@gmail.com>
 */
class MessageTest extends TestCase
{
    public function testSend()
    {
        $this->setRequestMethod('POST');
        $this->setRequestUri('/v3/example.com/messages');
        $this->setHydrateClass(SendResponse::class);
        $this->setRequestBody([
            'from' => 'bob@example.com',
            'to' => 'sally@example.com',
            'subject' => 'Test file path attachments',
            'text' => 'Test',
            'attachment' => 'resource',
        ]);

        $api = $this->getApiInstance();
        $api->send('example.com', [
            'from' => 'bob@example.com',
            'to' => 'sally@example.com',
            'subject' => 'Test file path attachments',
            'text' => 'Test',
            'attachment' => [
                ['filePath' => __DIR__.'/../TestAssets/mailgun_icon1.png', 'filename' => 'mailgun_icon1.png'],
            ],
        ]);
    }

    public function testSendMime()
    {
        $api = $this->getApiMock();
        $api->expects($this->once())
            ->method('httpPostRaw')
            ->with('/v3/foo/messages.mime',
                $this->callback(function ($multipartBody) {
                    $parameters = ['o:Foo' => 'bar', 'to' => 'mailbox@myapp.com'];

                    // Verify all parameters
                    foreach ($parameters as $name => $content) {
                        $found = false;
                        foreach ($multipartBody as $body) {
                            if ($body['name'] === $name && $body['content'] === $content) {
                                $found = true;
                            }
                        }
                        if (!$found) {
                            return false;
                        }
                    }

                    $found = false;
                    foreach ($multipartBody as $body) {
                        if ('message' === $body['name']) {
                            // Make sure message exists.
                            $found = true;
                            // Make sure content is what we expect
                            if (!isset($body['content'])) {
                                return false;
                            }
                        }
                    }
                    if (!$found) {
                        return false;
                    }

                    return true;
                }))
            ->willReturn(new Response());

        $api->sendMime('foo', ['mailbox@myapp.com'], 'mime message', ['o:Foo' => 'bar']);
    }

    public function testShow()
    {
        $this->setRequestMethod('GET');
        $this->setRequestUri('url');
        $this->setHydrateClass(ShowResponse::class);

        $api = $this->getApiInstance();
        $api->show('url');
    }

    public function testShowRaw()
    {
        $this->setRequestMethod('GET');
        $this->setRequestUri('url');
        $this->setRequestHeaders([
            'Accept' => 'message/rfc2822',
        ]);
        $this->setHydrateClass(ShowResponse::class);

        $api = $this->getApiInstance();
        $api->show('url', true);
    }

    public function testSendMimeWithLongMessage()
    {
        $api = $this->getApiMock();
        $api->expects($this->once())
            ->method('httpPostRaw')
            ->willReturn(new Response());

        $message = str_repeat('a', PHP_MAXPATHLEN).' and some more';
        $api->sendMime('foo', ['mailbox@myapp.com'], $message, []);
    }

    public function testCloseResourcesOnSendRequestException()
    {
        $api = $this->getApiMock();

        $api->expects($this->once())
            ->method('httpPostRaw')
            ->willThrowException(new \Exception('Something went wrong'));

        $streamsCount = count(get_resources('stream'));

        try {
            $api->send('example.com', [
                'from' => 'bob@example.com',
                'to' => 'sally@example.com',
                'subject' => 'Test file path attachments',
                'text' => 'Test',
                'attachment' => [
                    ['filePath' => __DIR__.'/../TestAssets/mailgun_icon1.png', 'filename' => 'mailgun_icon1.png'],
                ],
            ]);
        } catch (\Exception $e) {
            $this->assertEquals('Something went wrong', $e->getMessage());
        }

        $this->assertCount($streamsCount, get_resources('stream'));
    }

    public function testCloseResourcesOnSendMimeRequestException()
    {
        $api = $this->getApiMock();

        $api->expects($this->once())
            ->method('httpPostRaw')
            ->willThrowException(new \Exception('Something went wrong'));

        $streamsCount = count(get_resources('stream'));

        try {
            $api->sendMime('foo', ['mailbox@myapp.com'], 'mime message', ['o:Foo' => 'bar']);
        } catch (\Exception $e) {
            $this->assertEquals('Something went wrong', $e->getMessage());
        }

        $this->assertCount($streamsCount, get_resources('stream'));
    }

    /**
     * {@inheritdoc}
     */
    protected function getApiClass()
    {
        return Message::class;
    }
}