<?php

namespace Tests\Feature;

use Illuminate\Foundation\Testing\DatabaseTransactions;
use Illuminate\Support\Facades\Storage;
use Tests\TestCase;

use App\Classes\File;
use App\Classes\FTN\Packet;
use App\Models\{Address,Domain,Echomail,System,Zone};

class PacketTest extends TestCase
{
	use DatabaseTransactions;

	//private System $so;
	private Domain $do;

	private function init_fidonet(): void
	{
		$do = new Domain;
		$do->active = TRUE;
		$do->name = 'fidonet';
		$do->flatten = TRUE;
		$do->save();

		$zo = new Zone;
		$zo->zone_id = 1;
		$zo->active = TRUE;
		$zo->system_id = 2;
		$zo->default = TRUE;
		$do->zones()->save($zo);

		$zo = new Zone;
		$zo->zone_id = 2;
		$zo->active = TRUE;
		$zo->system_id = 3;
		$zo->default = TRUE;
		$do->zones()->save($zo);

		$zo = new Zone;
		$zo->zone_id = 3;
		$zo->active = TRUE;
		$zo->system_id = 1;
		$zo->default = TRUE;
		$do->zones()->save($zo);

		Address::createFTN('3:633/280@fidonet',System::findOrFail(1));
		Address::createFTN('3:633/2744@fidonet',System::findOrFail(2));

		$this->do = $do;
	}

	private function init_fsxnet(): void
	{
		$do = new Domain;
		$do->active = TRUE;
		$do->name = 'fsxnet';
		$do->flatten = TRUE;
		$do->save();

		$zo = new Zone;
		$zo->zone_id = 21;
		$zo->active = TRUE;
		$zo->system_id = 1;
		$zo->default = TRUE;
		$do->zones()->save($zo);

		Address::createFTN('21:3/100@fsxnet',System::findOrFail(2));
		Address::createFTN('21:3/2744@fsxnet',System::findOrFail(3));
		Address::createFTN('21:3/184@fsxnet',System::findOrFail(4));

		$this->do = $do;
	}

	private function init_private(): void
	{
		$do = new Domain;
		$do->active = TRUE;
		$do->name = 'private';
		$do->flatten = TRUE;
		$do->save();

		$zo = new Zone;
		$zo->zone_id = 10;
		$zo->active = TRUE;
		$zo->system_id = 1;
		$zo->default = TRUE;
		$do->zones()->save($zo);

		Address::createFTN('10:1/1@private',System::findOrFail(3));
		Address::createFTN('10:1/2@private',System::findOrFail(4));

		$this->do = $do;
	}

	private function mail_file(string $file)
	{
		$fs = Storage::disk(config('fido.local_disk'));

		return new File($fs->path(sprintf('%s/%s',config('fido.dir'),$file)));
	}

	public function test_packet_1()
	{
		$this->init_fidonet();

		$f = $this->mail_file('mail/018A-1702393055-78754407.pkt');

		foreach ($f as $packet) {
			$pkt = Packet::process($packet,$x=$f->itemName(),$f->itemSize());

			$this->assertInstanceOf(Packet\FSC39::class,$pkt);
			$this->assertEquals('ABCDEFGH',$pkt->password);
			$this->assertEquals(1,count($pkt));
			$this->assertEquals('3634/27 12 154/10 221/6 218/840 770/1 633/280',$pkt->messages[0]->path[0]);
			$this->assertEquals('1/120 18/0 116/116 120/616 123/0 10 25 126 160 180 200 525 755 3001',$pkt->messages[0]->seenby[0]);
			$this->assertEquals(' * Origin: *The Gate BBS*Shelby, NC USA*thegateb.synchro.net* (1:3634/27)',$pkt->messages[0]->origin);
			$this->assertEquals('1:3634/27.0@fidonet',$pkt->messages[0]->fftn->ftn);
			$this->assertEquals('3:633/2744.0@fidonet',$pkt->tftn->ftn);
			$this->assertEquals('Gate Keeper',$pkt->messages[0]->from);
			$this->assertEquals('Meitsi',$pkt->messages[0]->to);
			$this->assertEquals('Status of HAM radio in FidoNet',$pkt->messages[0]->subject);
			$this->assertEquals('275.fidonet_ham@1:3634/27 29ddab74',$pkt->messages[0]->msgid);
			$this->assertEquals('1:229/428 012c0322',$pkt->messages[0]->replyid);
			$this->assertEquals('93a956cbde8b1215f4cf67e514116487',md5($pkt->messages[0]->content));
			$this->assertEquals('93a956cbde8b1215f4cf67e514116487',$pkt->messages[0]->msg_crc);
		}
	}

	public function test_packet_2()
	{
		$this->init_fidonet();

		$f = $this->mail_file('mail/018A-1701955391-71c7a400.pkt');

		foreach ($f as $packet) {
			$pkt = Packet::process($packet,$x=$f->itemName(),$f->itemSize());

			$this->assertInstanceOf(Packet\FSC39::class,$pkt);
			$this->assertEquals('ABCDEFGH',$pkt->password);
			$this->assertEquals(43,count($pkt));
			$this->assertEquals('229/664 426 633/280',$pkt->messages[0]->path[0]);
			$this->assertEquals('15/0 106/201 128/260 129/305 153/7715 218/700 221/6 226/30 227/114',$pkt->messages[0]->seenby[0]);
			$this->assertEquals(' * Origin: Northern Realms (1:229/664)',$pkt->messages[0]->origin);
			$this->assertEquals('1:229/664.0@fidonet',$pkt->messages[0]->fftn->ftn);
			$this->assertEquals('3:633/2744.0@fidonet',$pkt->tftn->ftn);
			$this->assertEquals('Northern Realms',$pkt->messages[0]->from);
			$this->assertEquals('All',$pkt->messages[0]->to);
			$this->assertEquals('NYPost Daily Horoscope',$pkt->messages[0]->subject);
			$this->assertEquals('1:229/664 56db6f89',$pkt->messages[0]->msgid);
			$this->assertEquals('',$pkt->messages[0]->replyid);
			$this->assertEquals('ad761cfc02d87383056cc29e026b3d57',md5($pkt->messages[0]->content));
			$this->assertEquals('ad761cfc02d87383056cc29e026b3d57',$pkt->messages[0]->msg_crc);
		}
	}

	public function test_packet_3()
	{
		$this->init_fsxnet();

		$f = $this->mail_file('mail/0B39-1701919239-65713a06.pkt');

		foreach ($f as $packet) {
			$pkt = Packet::process($packet,$x=$f->itemName(),$f->itemSize());

			$this->assertInstanceOf(Packet\FSC48::class,$pkt);
			$this->assertEquals('ABCDEFG#',$pkt->password);
			$this->assertEquals(4,count($pkt));
			$this->assertInstanceOf(Echomail::class,$pkt->messages[0]);
			$this->assertEquals('3/165 100 184',$pkt->messages[0]->path[0]);
			$this->assertEquals('1/100 179 2/100 116 3/100 105 107 108 109 110 111 113 119 120 126 127',$pkt->messages[0]->seenby[0]);
			$this->assertEquals(' * Origin: www.theunderground.us Telnet 10023 SSH 7771 (21:3/165)',$pkt->messages[0]->origin);
			$this->assertEquals('21:3/165.0@fsxnet',$pkt->messages[0]->fftn->ftn);
			$this->assertEquals('21:3/2744.0@fsxnet',$pkt->tftn->ftn);
			$this->assertEquals('ibbslastcall',$pkt->messages[0]->from);
			$this->assertEquals('All',$pkt->messages[0]->to);
			$this->assertEquals('ibbslastcall-data',$pkt->messages[0]->subject);
			$this->assertEquals('21:3/165 6b42fe09',$pkt->messages[0]->msgid);
			$this->assertEquals('',$pkt->messages[0]->replyid);
			$this->assertEquals('413eb972809e1ce8ac5f5cf7b545fc10',md5($pkt->messages[0]->content));
			$this->assertEquals('413eb972809e1ce8ac5f5cf7b545fc10',$pkt->messages[0]->msg_crc);
		}
	}

	public function test_nomsgid_origin()
	{
		$this->init_private();

		// @note this pkt is from/to a sender not defined
		$f = $this->mail_file('mail/test_nomsgid_origin.pkt');
		foreach ($f as $packet) {
			$pkt = Packet::process($packet,$f->itemName(),$f->itemSize());

			$this->assertInstanceOf(Packet\FSC39::class,$pkt);
			$this->assertEquals(1,$pkt->count());

			foreach ($pkt as $msg) {
				$this->assertInstanceOf(Echomail::class,$msg);
				$this->assertEquals('PVT_TEST',$msg->set->get('set_echoarea'));
			}

			$this->assertEquals('1/1 999/1',$pkt->messages[0]->path[0]);
			$this->assertEquals(' * Origin: Daytona BBS (Netherlands) (10:3/151)',$pkt->messages[0]->origin);
			$this->assertEquals('10:3/151.0@private',$pkt->messages[0]->set->get('set_fftn'));
			$this->assertEquals('10:999/999.0@private',$pkt->tftn_t);
			$this->assertEquals('Hub Robot',$pkt->messages[0]->from);
			$this->assertEquals('Henk Hilgersum',$pkt->messages[0]->to);
			$this->assertEquals('LEMEIN',$pkt->messages[0]->subject);
			$this->assertEquals('',$pkt->messages[0]->msgid);
			$this->assertEquals('',$pkt->messages[0]->replyid);
			$this->assertEquals('a5933ea2bbcddf955d6940e1dad5cc1b',md5($pkt->messages[0]->content));
			$this->assertEquals('a5933ea2bbcddf955d6940e1dad5cc1b',$pkt->messages[0]->msg_crc);
		}
	}

	/*
	 * @todo We are not correctly setup to parse messages without an origin line
	public function test_nomsgid_noorigin()
	{
		$this->init_private();

		// This packet has no Origin Line
		$f = $this->mail_file('mail/test_nomsgid_noorigin.pkt');
		foreach ($f as $packet) {
			$pkt = Packet::process($packet,$f->itemName(),$f->itemSize(),$this->do);

			$this->assertInstanceOf(Packet\FSC39::class,$pkt);
			$this->assertEquals(1,$pkt->count());

			foreach ($pkt as $msg) {
				dump($msg);
				$this->assertInstanceOf(Echomail::class,$msg);
				$this->assertNotFalse($msg->path->search('1/1 999/1'));
				$this->assertNotFalse($msg->seenby->search('1/1 4 3/0 999/1 999'));
			}
		}
	}
	*/

	public function test_msgid_origin()
	{
		$this->init_private();

		// This packet has an incorrect zone in the Origin
		$f = $this->mail_file('mail/test_msgid_origin.pkt');
		foreach ($f as $packet) {
			$pkt = Packet::process($packet,$f->itemName(),$f->itemSize());

			$this->assertInstanceOf(Packet\FSC39::class,$pkt);
			$this->assertEquals(1,$pkt->count());

			foreach ($pkt as $msg) {
				$this->assertInstanceOf(Echomail::class,$msg);
				$this->assertEquals('PVT_TEST',$msg->set->get('set_echoarea'));
				$this->assertNotFalse($msg->seenby->search('1/1 999/1 999'));
			}

			$this->assertEquals('999/1',$pkt->messages[0]->path[0]);
			$this->assertEquals(' * Origin: Alterant MailHUB at your service (10:999/1)',$pkt->messages[0]->origin);
			$this->assertEquals('10:999/1.0@private',$pkt->messages[0]->set->get('set_fftn'));
			$this->assertEquals('10:999/999.0@private',$pkt->tftn_t);
			$this->assertEquals('Hub Robot',$pkt->messages[0]->from);
			$this->assertEquals('deon',$pkt->messages[0]->to);
			$this->assertEquals('Hub Robot Report',$pkt->messages[0]->subject);
			$this->assertEquals('10:999/1 612aecda',$pkt->messages[0]->msgid);
			$this->assertEquals('',$pkt->messages[0]->replyid);
			$this->assertEquals('354e42649bc4e6aea5f0833ce5ad43c5',md5($pkt->messages[0]->content));
			$this->assertEquals('354e42649bc4e6aea5f0833ce5ad43c5',$pkt->messages[0]->msg_crc);
		}
	}

	public function test_soh_char_soa()
	{
		$this->init_fsxnet();

		// This packet has a SOH<char>SOH sequence
		$f = $this->mail_file('mail/test_binary_content-2.pkt');
		foreach ($f as $packet) {
			$pkt = Packet::process($packet,$f->itemName(),$f->itemSize());

			$this->assertEquals(1,$pkt->count());

			$messages = FALSE;
			foreach ($pkt as $msg) {
				$messages = TRUE;

				$this->assertInstanceOf(Echomail::class,$pkt->messages[0]);
				$this->assertSame('21:1/151 6189F64C',$msg->msgid);
				$this->assertSame('1fe499b444ba7e391fbb4f1bc8a18ac1',md5($msg->content));
				$this->assertSame('1fe499b444ba7e391fbb4f1bc8a18ac1',$msg->msg_crc);
				$this->assertContains('3/2744 4/100 106 5/100',$msg->seenby);
				$this->assertContains('1/151 100 3/100',$msg->path);
				$this->assertCount(11,$msg->seenby);
			}

			$this->assertTrue($messages);
		}
	}

	public function test_soh_message()
	{
		$this->init_fsxnet();

		// This packet has SOH in the message content
		$f = $this->mail_file('mail/test_binary_content.pkt');
		foreach ($f as $packet) {
			$pkt = Packet::process($packet,$f->itemName(),$f->itemSize());

			$this->assertEquals(1,$pkt->count());

			$messages = FALSE;
			foreach ($pkt as $msg) {
				$messages = TRUE;

				$this->assertInstanceOf(Echomail::class,$msg);
				$this->assertSame('21:1/126 eec6e958',$msg->msgid);
				$this->assertSame('a354ed6afcb436081e123e12dc0c8764',md5($msg->content));
				$this->assertSame('a354ed6afcb436081e123e12dc0c8764',$msg->msg_crc);
				$this->assertContains('1/995 2/100 116 1202 3/100 105 107 108 109 110 111 112 113 117 119',$msg->seenby);
				$this->assertContains('1/126 100 3/100',$msg->path);
				$this->assertCount(10,$msg->seenby);
			}

			$this->assertTrue($messages);
		}
	}

	public function test_bad_zone()
	{
		$this->init_private();

		// This packet has an incorrect zone in the Origin
		$f = $this->mail_file('mail/test_msgid_origin.pkt');
		foreach ($f as $packet) {
			$pkt = Packet::process($packet,$f->itemName(),$f->itemSize());

			$this->assertEquals(1,$pkt->count());

			$messages = FALSE;
			foreach ($pkt as $msg) {
				$messages = TRUE;

				$this->assertInstanceOf(Echomail::class,$msg);
				$this->assertSame('10:999/1 612aecda',$msg->msgid);
				$this->assertSame('354e42649bc4e6aea5f0833ce5ad43c5',md5($msg->content));
				$this->assertSame('354e42649bc4e6aea5f0833ce5ad43c5',$msg->msg_crc);
				$this->assertContains('1/1 999/1 999',$msg->seenby);
				$this->assertContains('999/1',$msg->path);
				$this->assertCount(1,$msg->seenby);
			}

			$this->assertTrue($messages);
		}
	}

	public function test_soh_in_origin()
	{
		$this->init_fidonet();

		// This packet has a SOH<char>SOH sequence
		$f = $this->mail_file('mail/test_msg_with_soh_in_origin.pkt');
		foreach ($f as $packet) {
			$pkt = Packet::process($packet,$f->itemName(),$f->itemSize());

			$this->assertEquals(9,$pkt->count());

			$messages = FALSE;
			$c = 0;
			foreach ($pkt as $msg) {
				$c++;
				$messages = TRUE;

				$this->assertInstanceOf(Echomail::class,$msg);

				switch ($c) {
					case 1:
						$this->assertSame('3:712/886 220da89f',$msg->msgid);
						$this->assertSame('49caf318b7bebedc652f31622d014430',md5($msg->content));
						$this->assertSame('49caf318b7bebedc652f31622d014430',$msg->msg_crc);
						$this->assertContains('633/0 267 280 281 408 410 412 509 509 640/1384 712/114 550 620 848',$msg->seenby);
						$this->assertContains('712/886 848 633/280',$msg->path);
						$this->assertCount(2,$msg->seenby);
						break;

					case 4:
						$this->assertNull($msg->msgid);
						$this->assertSame('514205c1670312887a68272b21df593c',md5($msg->content));
						$this->assertSame('514205c1670312887a68272b21df593c',$msg->msg_crc);
						$this->assertContains('633/267 280 281 384 408 410 412 418 420 509 509 712/848 770/1 100 330',$msg->seenby);
						$this->assertContains('772/210 770/1 633/280',$msg->path);
						$this->assertCount(2,$msg->seenby);

						default:
							continue 2;
				}
			}

			$this->assertTrue($messages);
		}
	}
}