<?php declare(strict_types=1);

namespace App\Controller;

error_reporting(error_level: E_ALL);


define(constant_name: 'COLOR_RED', value: "\033[31m");
define(constant_name: 'COLOR_GREEN', value: "\033[32m");
define(constant_name: 'COLOR_YELLOW', value: "\033[33m");
define(constant_name: 'COLOR_BLUE', value: "\033[34m");
define(constant_name: 'COLOR_DEFAULT', value: "\033[39m");


use App\Entity\Domain;
use App\Entity\Nameserver;
use App\Entity\Panel;
use App\Repository\ApikeyRepository;
use App\Repository\DomainRepository;
use App\Repository\NameserverRepository;
use App\Repository\PanelRepository;
use Arubacao\TldChecker\Validator;
use DI\Container;
use DI\ContainerBuilder;
use DI\DependencyException;
use DI\NotFoundException;
use LucidFrame\Console\ConsoleTable;
use Monolog\Formatter\LineFormatter;
use Monolog\Handler\StreamHandler;
use Monolog\Logger;
use UnhandledMatchError;
use function DI\autowire;

if (php_sapi_name() !== 'cli') {
	exit;
}

/**
 *
 */
class BindAPI
{
	private Logger $log;
	private ApiController $apiController;
	private ApikeyRepository $apikeyRepository;
	private DomainController $domainController;
	private DomainRepository $domainRepository;
	private NameserverController $nameserverController;
	private NameserverRepository $nameserverRepository;
	private PanelController $panelController;
	private PanelRepository $panelRepository;
	private Container $container;
	
	
	/**
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 * @throws \Exception
	 */
	public function __construct(private array $config, private int $argumentsCount, private array $arguments)
	{
		$dateFormat = "Y:m:d H:i:s";
		$output = "%datetime% %channel%.%level_name% %message%\n"; // %context% %extra%
		$formatter = new LineFormatter(format: $output, dateFormat: $dateFormat);
		
		$stream = new StreamHandler(stream: dirname(path: __DIR__, levels: 2) . '/bindAPI.log');
		$stream->setFormatter(formatter: $formatter);
		
		$this->log = new Logger(name: 'bindAPI');
		$this->log->pushHandler(handler: $stream);
		$containerBuilder = new ContainerBuilder();
		$containerBuilder->addDefinitions([
			DatabaseConnection::class => autowire()->constructorParameter(parameter: 'config', value: $this->config),
			DomainController::class   => autowire()
				->constructorParameter(parameter: 'config', value: $this->config)
				->constructorParameter(parameter: 'log', value: $this->log),
			DomainRepository::class   => autowire()
				->constructorParameter(parameter: 'config', value: $this->config)
				->constructorParameter(parameter: 'log', value: $this->log),
		]);
		$this->container = $containerBuilder->build();
		
		$this->apiController = $this->container->get(name: ApiController::class);
		$this->domainController = $this->container->get(name: DomainController::class);
		$this->domainRepository = $this->container->get(name: DomainRepository::class);
		$this->nameserverController = $this->container->get(name: NameserverController::class);
		$this->nameserverRepository = $this->container->get(name: NameserverRepository::class);
		$this->panelController = $this->container->get(name: PanelController::class);
		$this->panelRepository = $this->container->get(name: PanelRepository::class);
		$this->apikeyRepository = $this->container->get(name: ApikeyRepository::class);
		
		//$dotenv->required(['DB_HOST', 'DB_NAME', 'DB_USER', 'DB_PASS']);
		
	}
	
	
	function runCommand()
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "runCommand()");
		}
		if ($this->argumentsCount < 1) {
			$this->showUsage();
			exit(0);
		}
		
		if (str_contains(haystack: $this->arguments[0], needle: ':')) {
			[$command, $subcommand] = explode(separator: ':', string: $this->arguments[0]);
		} else {
			$command = $this->arguments[0];
			$subcommand = '';
		}
		
		try {
			match ($command) {
				'check' => $this->handleChecks(subcommand: $subcommand),
				'panels' => $this->handlePanels(subcommand: $subcommand),
				'apikeys' => $this->handleApiKeys(subcommand: $subcommand),
				'domains' => $this->handleDomains(subcommand: $subcommand),
				'nameservers' => $this->handleNameservers(subcommand: $subcommand)
			};
		} catch (UnhandledMatchError) {
			echo 'Unknown command: ' . $command . PHP_EOL;
			exit(1);
		}
	}
	
	/**
	 * @return void
	 */
	function showUsage(): void
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "showUsage()");
		}
		
		echo COLOR_YELLOW . 'Usage:' . PHP_EOL;
		echo COLOR_DEFAULT . "\t./bin/console {options} {arguments}" . PHP_EOL . PHP_EOL;
		
		echo COLOR_YELLOW . 'Options:' . PHP_EOL;
		echo COLOR_GREEN . "\t-v, --version\t\t" . COLOR_DEFAULT . "Display the version of the API" . PHP_EOL;
		echo COLOR_GREEN . "\t-V, --verbose\t\t" . COLOR_DEFAULT . "All :lists command are auto-verbose" . PHP_EOL . PHP_EOL;
		
		echo COLOR_YELLOW . "check" . COLOR_DEFAULT . "\t    health checks the system can perform" . PHP_EOL;
		echo COLOR_GREEN . "\t    check:permissions" . PHP_EOL;
		echo COLOR_GREEN . "\t    check:panels {ID} {fix=yes}" . PHP_EOL;
		echo COLOR_GREEN . "\t    check:domains {ID} {fix=yes}" . PHP_EOL;
		echo COLOR_GREEN . "\t    check:showinclude" . COLOR_DEFAULT . " Temporary needed until KeyHelp 22.1" . PHP_EOL;
		
		
		echo COLOR_YELLOW . "panels" . COLOR_DEFAULT . "\t    all Keyhelp systems configured" . PHP_EOL;
		echo COLOR_GREEN . "\t    panels:list" . PHP_EOL;
		echo COLOR_GREEN . "\t    panels:create <name> {A=<IPv4>} {AAAA=<IPv6>} {apikey=<API-Key>}" . PHP_EOL;
		echo COLOR_GREEN . "\t    panels:update <ID> {name=<name>} {A=<IPv4>} {AAAA=<IPv6>} {apikey=<API-Key>}" . PHP_EOL;
		echo COLOR_GREEN . "\t    panels:delete <ID>" . PHP_EOL;
		echo COLOR_GREEN . "\t    panels:apiping {<ID>}" . PHP_EOL;
		
		echo COLOR_YELLOW . "nameservers" . COLOR_DEFAULT . " available nameservers" . PHP_EOL;
		echo COLOR_GREEN . "\t    nameservers:list" . PHP_EOL;
		echo COLOR_GREEN . "\t    nameservers:create <name> {A=<IPv4>} {AAAA=<IPv6>} {apikey=<API-Key>}" . PHP_EOL;
		echo COLOR_GREEN . "\t    nameservers:update <ID> {name=<name>} {A=<IPv4>} {AAAA=<IPv6>} {apikey=<API-Key>}" . PHP_EOL;
		echo COLOR_GREEN . "\t    nameservers:delete <ID>" . PHP_EOL;
		echo COLOR_GREEN . "\t    nameservers:apiping {<ID>}" . PHP_EOL;
		
		echo COLOR_YELLOW . "domains" . COLOR_DEFAULT . "     domains this server is responsible for" . PHP_EOL;
		echo COLOR_GREEN . "\t    domains:list" . PHP_EOL;
		echo COLOR_GREEN . "\t    domains:create <name> {panel=<name>}" . PHP_EOL;
		echo COLOR_GREEN . "\t    domains:update <ID> {name=<name>} {panel=<name>}" . PHP_EOL;
		echo COLOR_GREEN . "\t    domains:delete <ID>" . PHP_EOL;
		
		echo COLOR_YELLOW . "apikeys" . COLOR_DEFAULT . "\t    API keys to access this server" . PHP_EOL;
		echo COLOR_GREEN . "\t    apikeys:list" . PHP_EOL;
		echo COLOR_GREEN . "\t    apikeys:create {name=<name>}" . PHP_EOL;
		echo COLOR_GREEN . "\t    apikeys:update <ID> {name=<name>}" . PHP_EOL;
		echo COLOR_GREEN . "\t    apikeys:delete <ID>" . PHP_EOL;
		
		echo PHP_EOL . "\033[39me.g. ./bin/console apikeys:list" . PHP_EOL;
	}
	
	function handleChecks(string $subcommand)
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "handleChecks()");
		}
		
		try {
			match ($subcommand) {
				'permissions' => $this->handleCheckPermissions(),
				'panels' => $this->handleCheckPanels(),
				'showincludes' => $this->showIncludes(),
			};
		} catch (UnhandledMatchError) {
			echo 'Unknown action: ' . $subcommand . PHP_EOL;
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
		}
	}
	
	/**
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 */
	function handleCheckPermissions()
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "handleCheckPermissions()");
		}
		
		$this->domainController->checkPermissions();
	}
	
	/**
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 */
	function handleCheckPanels()
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "handleCheckPanels()");
		}
		
		$id = intval(value: $this->arguments[1] ?? 0);
		
		if ($id != 0) {
			if ($panel = $this->panelRepository->findByID(id: $id)) {
				$this->checkSinglePanel(panel: $panel);
			} else {
				echo "Unknown panel ID: $id" . PHP_EOL;
			}
		} else {
			echo "check all …" . PHP_EOL;
			$panels = $this->panelRepository->findAll();
			foreach ($panels as $panel) {
				$this->checkSinglePanel(panel: $panel);
			}
		}
	}
	
	
	/**
	 * @param \App\Entity\Panel $panel
	 *
	 * @return void
	 */
	public function checkSinglePanel(Panel $panel): void
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "checkSinglePanel()");
		}
		
		echo COLOR_DEFAULT . 'Keyhelp-Panel: ' . COLOR_YELLOW . $panel->getName();
		
		if ($this->config['verbose']) {
			if (empty($panel->getA())) {
				try {
					$panelRequest = $this->apiController->sendCommand(
						requestType: 'GET',
						serverName : $panel->getName(),
						versionIP  : 6,
						apiKey     : $panel->getApikey(),
						command    : '/server',
						serverType : 'panel');
				} catch (DependencyException|NotFoundException $e) {
					echo $e->getMessage();
					exit(1);
				}
			} else {
				try {
					$panelRequest = $this->apiController->sendCommand(
						requestType: 'GET',
						serverName : $panel->getName(),
						versionIP  : 4,
						apiKey     : $panel->getApikey(),
						command    : '/server',
						serverType : 'panel');
				} catch (DependencyException|NotFoundException $e) {
					echo $e->getMessage();
					exit();
				}
			}
			
			$panelData = json_decode(json: $panelRequest['data']);
			if (!empty($panelData)) {
				$panelVersion = $panelData->meta->panel_version;
				$responseTime = sprintf("%0.3f", $panelRequest['responseTime']);
			} else {
				$panelVersion = 'n/a';
				$responseTime = 'n/a';
			}
			echo COLOR_DEFAULT . ' KeyHelp version: ' . $panelVersion . " ($responseTime seconds)" . PHP_EOL;
		} else {
			echo PHP_EOL;
		}
		
		if (empty($panel->getA())) {
			try {
				$result = $this->apiController->sendCommand(
					requestType: 'GET',
					serverName : $panel->getName(),
					versionIP  : 6,
					apiKey     : $panel->getApikey(),
					command    : 'domains',
					serverType : 'panel'
				);
			} catch (DependencyException|NotFoundException $e) {
				echo $e->getMessage();
			}
		} else {
			try {
				$result = $this->apiController->sendCommand(
					requestType: 'GET',
					serverName : $panel->getName(),
					versionIP  : 4,
					apiKey     : $panel->getApikey(),
					command    : 'domains',
					serverType : 'panel');
			} catch (DependencyException|NotFoundException $e) {
				echo $e->getMessage();
			}
		}
		
		
		if (!empty($result['error'])) {
			echo $result['data'] . PHP_EOL;
			exit(1);
		}
		if (!empty($result['data'])) {
			$domains = json_decode(json: $result['data']);
		} else {
			echo 'No domains found' . PHP_EOL;
			exit(1);
		}
		
		$maxDomainName = 0;
		// TODO this is ugly code ↓↓↓
		foreach ($domains as $domain) {
			if ($this->isValidSecondLevelDomain(domainName: $domain->domain, panel: $panel->getName(), parent: $domain->id_parent_domain) && (strlen(string: $domain->domain) > $maxDomainName)) {
				$maxDomainName = strlen(string: $domain->domain);
			}
		}
		
		$domainCount = 0;
		foreach ($domains as $domain) {
			if ($this->isValidSecondLevelDomain(domainName: $domain->domain, panel: $panel->getName(), parent: $domain->id_parent_domain)) {
				echo COLOR_DEFAULT . " Domain: " . COLOR_YELLOW . str_pad(string: $domain->domain, length: $maxDomainName);
				try {
					$this->checkNS(domainName: $domain->domain, panel: $panel);
				} catch (DependencyException|NotFoundException $e) {
					print($e->getMessage());
					exit(1);
				}
				$domainCount++;
			}
		}
		if ($domainCount == 0) {
			echo 'No second level domains found.' . COLOR_DEFAULT . PHP_EOL;
		}
		echo PHP_EOL;
	}
	
	function isValidSecondLevelDomain(string $domainName, string $panel, int $parent): bool
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "isValidSecondLevelDomain()");
		}
		
		// subdomain
		if ($parent != 0) {
			return false;
		}
		
		// system domain
		if (str_contains(haystack: $domainName, needle: $panel)) {
			return false;
		}
		
		// valid second level domain
		if (!Validator::endsWithTld(value: $domainName)) {
			return false;
		}
		
		// no second level domain
		if (substr_count(haystack: $domainName, needle: '.') > 1) {
			return false;
		}
		
		return true;
	}
	
	/**
	 * @param String            $domainName
	 * @param \App\Entity\Panel $panel
	 *
	 * @return void
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 */
	function checkNS(string $domainName, Panel $panel)
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "checkNS()");
		}
		
		try {
			$nameServers = $this->nameserverRepository->findAll();
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
			exit(1);
		}
		foreach ($nameServers as $nameServer) {
			try {
				echo COLOR_YELLOW . ' ' . $nameServer->getName();
			} catch (DependencyException|NotFoundException $e) {
				echo $e->getMessage();
				exit(1);
			}
			try {
				if (!empty($nameServer->getName())) {
					$result = $this->apiController->sendCommand(
						requestType: 'GET',
						serverName : $nameServer->getName(),
						versionIP  : 6,
						apiKey     : $nameServer->getApikey(),
						command    : 'domains/name/' . $domainName,
						serverType : 'nameserver');
				} else {
					$result = $this->apiController->sendCommand(
						requestType: 'GET',
						serverName : $nameServer->getName(),
						versionIP  : 4,
						apiKey     : $nameServer->getApikey(),
						command    : 'domains/name/',
						serverType : 'nameserver' . $domainName);
				}
			} catch (DependencyException|NotFoundException $e) {
				echo $e->getMessage();
				exit(1);
			}
			
			switch ($result['header']) {
				case 200:
					echo COLOR_GREEN . '  OK';
					break;
				case 404:
					echo COLOR_RED . ' ' . $result['header'] . COLOR_DEFAULT;
					$arguments = $this->parseArguments();
					if (!empty($arguments['fix']) && $arguments['fix'] == 'yes') {
						echo 'trying to fix …';
						$body = [
							'name'    => $domainName,
							'panel'   => $panel->getName(),
						];
						try {
							if (!empty($nameServer->getAaaa())) {
								$create = $this->apiController->sendCommand(
									requestType: 'POST',
									serverName : $nameServer->getName(),
									versionIP  : 6,
									apiKey     : $nameServer->getApikey(),
									command    : 'domains',
									serverType : 'nameserver',
									body       : $body);
							} else {
								$create = $this->apiController->sendCommand(
									requestType: 'POST',
									serverName : $nameServer->getName(),
									versionIP  : 4,
									apiKey     : $nameServer->getAPikey(),
									command    : 'domains',
									serverType : 'nameserver',
									body       : $body);
							}
						} catch (DependencyException|NotFoundException $e) {
							echo $e->getMessage();
							exit(1);
						}
						print_r(value: $create);
						if ($create['header'] != 200) {
							die("make error handling");
						}
					}
					break;
				default:
					echo 'Server error' . PHP_EOL;
					print_r(value: $result);
					exit(1);
			}
		}
		echo PHP_EOL;
	}
	
	/**
	 * @return array
	 */
	public function parseArguments(): array
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "parseArguments()");
		}
		
		$arguments = [];
		foreach ($this->arguments as $argument) {
			if (str_contains(haystack: $argument, needle: '=')) {
				[$key, $value] = explode(separator: '=', string: $argument);
				$arguments[strtolower(string: $key)] = $value;
			} else {
				$arguments[strtolower(string: $argument)] = $argument;
			}
		}
		return $arguments;
	}
	
	/**
	 * @param string $subcommand
	 *
	 * @return void
	 */
	public function handlePanels(string $subcommand): void
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "handlePanels()");
		}
		
		try {
			match ($subcommand) {
				'create' => $this->handlePanelsCreate(),
				'list' => $this->handlePanelsList(),
				'update' => $this->handlePanelsUpdate(),
				'delete' => $this->handlePanelsDelete(),
				'apiping' => $this->handleAPIPing(type: 'panel')
			};
		} catch (UnhandledMatchError) {
			echo 'Unknown action: ' . $subcommand . PHP_EOL;
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
		}
	}
	
	/**
	 * @return void
	 */
	function handlePanelsCreate(): void
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "handlePanelsCreate()");
		}
		
		$name = $this->arguments[1] ?? '';
		if (empty($name)) {
			echo 'You need to supply the panel name.' . PHP_EOL;
			exit(1);
		}
		
		$filteredName = filter_var(value: $name, filter: FILTER_VALIDATE_DOMAIN, options: FILTER_FLAG_HOSTNAME);
		if (!empty($filteredName) && str_contains(haystack: $filteredName, needle: '.')) {
			$name = $filteredName;
		} else {
			echo "$name is no valid DNS domain name." . PHP_EOL;
			exit(1);
		}
		
		$arguments = $this->parseArguments();
		
		$a = $arguments['a'] ?? '';
		$aaaa = $arguments['aaaa'] ?? '';
		if (empty($a) && empty($aaaa)) {
			echo 'At least one IP address is required.' . PHP_EOL;
			exit(0);
		}
		$apikey = $arguments['apikey'] ?? '';
		
		try {
			if ($this->panelRepository->findByName(name: $name)) {
				echo "Panel: $name already exists." . PHP_EOL;
				exit(1);
			} else {
				$result = $this->panelRepository->insert(name: $name, a: $a, aaaa: $aaaa, apikey: $apikey);
				echo "Panel $name has been created with id $result" . PHP_EOL;
				exit(0);
			}
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
			exit(1);
		}
	}
	
	/**
	 * @return void
	 */
	function handlePanelsList(): void
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "handlePanelsList()");
		}
		
		echo 'All available panels:' . PHP_EOL;
		try {
			$panels = $this->panelRepository->findAll();
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
		}
		if (!empty($panels)) {
			$table = new ConsoleTable();
			$table->setHeaders(content: ['ID', 'Name', 'A', 'AAAA', 'API Key']);
			foreach ($panels as $panel) {
				$row = [];
				try {
					$token = strtok(string: $panel->getApikey(), token: '.');
					$row[] = $panel->getID();
					$row[] = $panel->getName();
					$row[] = $panel->getA();
					$row[] = $panel->getAaaa();
					$row[] = $token;
				} catch (DependencyException|NotFoundException $e) {
					echo $e->getMessage();
					exit(1);
				}
				$table->addRow(data: $row);
			}
			$table->setPadding(value: 2);
			$table->display();
		} else {
			echo 'No panels found.' . PHP_EOL;
			exit(1);
		}
		exit(0);
	}
	
	
	/**
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 */
	function handlePanelsUpdate()
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "handlePanelsUpdate()");
		}
		
		$arguments = $this->parseArguments();
		
		$id = $this->arguments[1] ?? 0;
		$name = $arguments['name'] ?? '';
		$a = $arguments['a'] ?? '';
		$aaaa = $arguments['aaaa'] ?? '';
		$apikey = $arguments['apikey'] ?? '';
		
		if ($id == 0) {
			echo 'An ID is required' . PHP_EOL;
			exit(1);
		}
		if (!$this->panelController->findByID(id: $id)) {
			echo "Panel with ID : $id doesn't exist." . PHP_EOL;
			exit(1);
		}
		if ($this->panelController->update(id: $id, name: $name, a: $a, aaaa: $aaaa, apikey: $apikey) !== false) {
			echo 'Panel has been updated' . PHP_EOL;
		} else {
			echo 'Error while updating domain server.' . PHP_EOL;
		}
	}
	
	/**
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 */
	function handlePanelsDelete()
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "handlePanelsDelete()");
		}
		
		if (empty($this->arguments[1])) {
			echo "You need to supply an ID." . PHP_EOL;
			exit(1);
		}
		
		$id = intval(value: $this->arguments[1]) ?? 0;
		if ($id == 0) {
			echo "Panel with ID $id not found." . PHP_EOL;
			exit(1);
		}
		if (!$this->panelRepository->findByID(id: $id)) {
			echo "There is no panel with ID $id." . PHP_EOL;
			exit(1);
		}
		$this->panelRepository->delete(id: $id);
		echo "The panel with ID $id has been deleted." . PHP_EOL;
	}
	
	/**
	 * @throws \DI\NotFoundException
	 * @throws \DI\DependencyException
	 */
	function handleAPIPing(string $type)
	{
		if ($this->config['debug']) {
			$this->log->debug(message: "handleApiPing()");
		}
		
		$error = false;
		
		$id = $this->getId();
		
		if ($id != 0) {
			if ($type == 'panel') {
				$server = $this->panelController->findByID(id: $id);
			} else {
				$server = $this->nameserverController->findByID(id: $id);
			}
			
			if ($server) {
				if (!$this->checkPing(server: $server, type: $type)) {
					$error = true;
				}
			} else {
				if ($this->config['verbose']) {
					echo "Unknown $type ID: $id" . PHP_EOL;
				}
				$error = true;
			}
		} else {
			if ($type == 'panel') {
				$servers = $this->panelRepository->findAll();
			} else {
				$servers = $this->nameserverRepository->findAll();
			}
			foreach ($servers as $server) {
				if (!$this->checkPing(server: $server, type: $type)) {
					$error = true;
				}
			}
		}
		echo PHP_EOL;
		if ($error) {
			exit(1);
		} else {
			exit(0);
		}
	}
	
	/**
	 * @return int|void
	 */
	public function getId()
	{
		if (!empty($this->arguments[1])) {
			$id = intval(value: $this->arguments[1] ?? 0);
			
			if ($id != $this->arguments[1]) {
				echo 'ID has to be a number.' . PHP_EOL;
				exit(1);
			}
		} else {
			$id = 0;
		}
		return $id;
	}
	
	/**
	 * @param \App\Entity\Panel|\App\Entity\Nameserver $server
	 * @param String                                   $type
	 *
	 * @return bool
	 */
	public function checkPing(Panel|Nameserver $server, string $type): bool
	{
		$error = false;
		
		try {
			if ($type == 'nameserver') {
				$maxName = $this->nameserverRepository->getLongestEntry(field: 'name');
				$maxA = $this->nameserverRepository->getLongestEntry(field: 'a');
				$maxAAAA = $this->nameserverRepository->getLongestEntry(field: 'aaaa');
			} else {
				$maxName = $this->panelRepository->getLongestEntry(field: 'name');
				$maxA = $this->panelRepository->getLongestEntry(field: 'a');
				$maxAAAA = $this->panelRepository->getLongestEntry(field: 'aaaa');
			}
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
			exit(1);
		}
		
		if ($this->config['verbose']) {
			print(COLOR_YELLOW . str_pad(string: $server->getName(), length: $maxName));
		}
		
		$a = $server->getA() ?? '';
		if (!empty($a)) {
			if ($this->config['verbose']) {
				echo COLOR_DEFAULT . ' ' . str_pad(string: $a, length: $maxA, pad_type: STR_PAD_LEFT) . ' ';
			}
			try {
				if ($result = $this->apiController->sendCommand(
					requestType: 'GET',
					serverName : $server->getName(),
					versionIP  : 4,
					apiKey     : $server->getApikey(),
					command    : 'ping',
					serverType : $type)) {
					if ($this->config['verbose']) {
						if ($result['data'] == 'pong') {
							echo COLOR_GREEN . $result['data'];
						} else {
							echo COLOR_BLUE . 'skip';
						}
					}
				} else {
					$error = true;
				}
			} catch (DependencyException|NotFoundException $e) {
				echo $e->getMessage();
			}
		}
		$aaaa = $server->getAaaa() ?? '';
		if (!empty($aaaa)) {
			if ($this->config['verbose']) {
				echo COLOR_DEFAULT . ' ' . str_pad(string: $aaaa, length: $maxAAAA, pad_type: STR_PAD_LEFT) . ' ';
			}
			try {
				if ($result = $this->apiController->sendCommand(
					requestType: 'GET',
					serverName : $server->getName(),
					versionIP  : 6,
					apiKey     : $server->getApikey(),
					command    : 'ping',
					serverType : $type)) {
					if ($this->config['verbose']) {
						if ($result['data'] == 'pong') {
							echo COLOR_GREEN . $result['data'];
						} else {
							echo COLOR_BLUE . $result['data']; // TODO 'skip';
						}
					}
				} else {
					$error = true;
				}
			} catch (DependencyException|NotFoundException $e) {
				echo $e->getMessage();
				exit(1);
			}
		}
		if ($this->config['verbose']) {
			echo PHP_EOL;
		}
		return $error;
	}
	
	/**
	 * @param string $subcommand
	 *
	 * @return void
	 */
	public function handleApiKeys(string $subcommand): void
	{
		try {
			match ($subcommand) {
				'create' => $this->handleApikeysCreate(),
				'list' => $this->handleApikeysList(),
				'update' => $this->handleApikeysUpdate(),
				'delete' => $this->handleApikeysDelete(),
			};
		} catch (UnhandledMatchError) {
			echo 'Unknown action: ' . $subcommand . PHP_EOL;
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
			exit(1);
		}
	}
	
	/**
	 * @return void
	 */
	function handleApikeysCreate(): void
	{
		$arguments = $this->parseArguments();
		$name = $arguments['name'] ?? '';
		
		try {
			$result = $this->apikeyRepository->create(name: $name);
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
			exit(1);
		}
		echo 'API key ' . $result['row'] . ' has been generated. Store it in a save place, it cannot be recovered.' . PHP_EOL;
		echo "\033[32m\t" . $result['tokenPrefix'] . '.' . $result['key'] . PHP_EOL;
		exit(0);
	}
	
	/**
	 * @return void
	 */
	function handleApikeysList(): void
	{
		echo 'All valid API keys:' . PHP_EOL;
		try {
			$keys = $this->apikeyRepository->findAll();
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
			exit(1);
		}
		if (!empty($keys)) {
			$table = new ConsoleTable();
			$table->setHeaders(content: ['ID', 'Name', 'API key prefix']);
			foreach ($keys as $key) {
				$row = [];
				try {
					$row[] = $key->getID();
					$row[] = $key->getName();
					$row[] = $key->getApiTokenPrefix();
				} catch (DependencyException|NotFoundException $e) {
					echo $e->getMessage();
					exit(1);
				}
				$table->addRow(data: $row);
			}
			$table->setPadding(value: 2);
			$table->display();
		} else {
			echo 'No keys found.' . PHP_EOL;
		}
		exit(0);
	}
	
	
	/**
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 */
	function handleApikeysUpdate()
	{
		$arguments = $this->parseArguments();
		
		$id = $this->arguments[1] ?? 0;
		$name = $arguments['name'] ?? '';
		
		if ($id == 0) {
			echo 'An ID is required' . PHP_EOL;
			exit(1);
		}
		if (empty($name)) {
			echo 'You need to supply the new name.' . PHP_EOL;
			exit(1);
		}
		if (!$this->apikeyRepository->findByID(id: intval(value: $id))) {
			echo "Apikeys with ID : $id doesn't exist." . PHP_EOL;
			exit(1);
		}
		if ($this->apikeyRepository->update(id: intval(value: $id), name: $name) !== false) {
			echo 'Apikey has been updated' . PHP_EOL;
		} else {
			echo 'Error while updating apikey.' . PHP_EOL;
		}
	}
	
	
	/**
	 * @return void
	 */
	function handleApikeysDelete(): void
	{
		$id = intval(value: $this->arguments[1] ?? 0);
		if ($id == 0) {
			echo 'You need to add the ID of the API key.' . PHP_EOL;
			exit(1);
		}
		try {
			if ($this->apikeyRepository->findByID(id: $id)) {
				$this->apikeyRepository->delete(id: $id);
				echo 'API key ' . $id . ' has been deleted.' . PHP_EOL;
				exit(0);
			} else {
				echo 'Unknown ID: ' . $id . PHP_EOL;
				exit(1);
			}
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
		}
	}
	
	/**
	 * @param string $subcommand
	 *
	 * @return void
	 */
	public function handleDomains(string $subcommand): void
	{
		try {
			match ($subcommand) {
				'list' => $this->handleDomainsList(),
				'create' => $this->handleDomainsCreate(),
				'update' => $this->handleDomainsUpdate(),
				'delete' => $this->handleDomainsDelete(),
			};
		} catch (UnhandledMatchError) {
			echo "Unknown Command: $subcommand" . PHP_EOL;
			exit(1);
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
		}
	}
	
	/**
	 * @return void
	 */
	function handleDomainsList(): void
	{
		echo 'All available domains:' . PHP_EOL;
		try {
			$domains = $this->domainRepository->findAll();
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
			exit(1);
		}
		if (!empty($domains)) {
			$table = new ConsoleTable();
			$table->setHeaders(content: ['ID', 'Name', 'Panel']);
			/** @var Domain $domain */
			foreach ($domains as $domain) {
				$row = [];
				try {
					$row[] = $domain->getId();
					$row[] = $domain->getName();
					$row[] = $domain->getPanel();
				} catch (DependencyException|NotFoundException $e) {
					echo $e->getMessage();
				}
				$table->addRow(data: $row);
			}
			$table->setPadding(value: 2);
			$table->display();
		}
		exit(0);
	}
	
	
	/**
	 * @return void
	 */
	function handleDomainsCreate(): void
	{
		$name = $this->arguments[1] ?? "";
		if (empty($name)) {
			echo 'You need to supply the domain name.' . PHP_EOL;
			exit(1);
		}
		
		$filteredName = filter_var(value: $name, filter: FILTER_VALIDATE_DOMAIN, options: FILTER_FLAG_HOSTNAME);
		if (!empty($filteredName) && str_contains(haystack: $filteredName, needle: '.')) {
			$name = $filteredName;
		} else {
			echo "$name is no valid DNS domain name." . PHP_EOL;
			exit(1);
		}
		
		$arguments = $this->parseArguments();
		$panel = $arguments['panel'] ?? '';
		
		if (empty($panel)) {
			echo 'You need to supply the panel name.' . PHP_EOL;
			exit(1);
		}
		
		try {
			if ($this->domainRepository->findByName(name: $name)) {
				echo "Domain: $name already exists." . PHP_EOL;
				exit(1);
			} else {
				if ($this->panelRepository->findByName(name: $panel)) {
					$content = $this->domainController->createPanelContent(panel: $panel);
				} else {
					echo 'Unknown panel: ' . $panel;
					exit(1);
				}
				$domain = new Domain(name: $name, panel: $panel);
				$result = $this->domainRepository->insert(domain: $domain);
				echo "Domain $name has been created with id $result" . PHP_EOL;
				$this->domainController->createSlaveZoneFile(domain: $domain);
				exit(0);
			}
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
		}
	}
	
	/**
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 */
	function handleDomainsUpdate()
	{
		$arguments = $this->parseArguments();
		
		$id = intval(value: $this->arguments[1] ?? 0);
		$name = $arguments['name'] ?? '';
		$panelName = $arguments['panel'] ?? '';
		
		if ($id == 0) {
			echo 'An ID is required' . PHP_EOL;
			exit(1);
		}
		if (!$domain = $this->domainRepository->findByID(id: $id)) {
			echo "Domain with ID : $id doesn't exist." . PHP_EOL;
			exit(1);
		}
		
		
		$content = [];
		if (!empty($panelName)) {
			$panel = $this->panelRepository->findByName(name: $panelName);
		}
		
		if (empty($name) && empty($panel)) {
			echo 'No name or panel given, just recreate the config file' . PHP_EOL;
			$this->domainController->createSlaveZoneFile(domain: $domain);
			exit(1);
		}
		$newDomain = new Domain(name: $name, panel: $panelName, id: $domain->getId());
		
		if ($this->domainRepository->update(domain: $newDomain) !== false) {
			echo 'Domain server has been updated' . PHP_EOL;
			$this->domainController->createSlaveZoneFile(domain: $domain);
		} else {
			echo 'Error while updating domain server.' . PHP_EOL;
		}
	}
	
	
	/**
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 */
	function handleDomainsDelete()
	{
		if (empty($this->arguments[1])) {
			echo "You need to supply an ID." . PHP_EOL;
			exit(1);
		}
		
		$id = intval(value: $this->arguments[1]) ?? 0;
		if ($id == 0) {
			echo "Domain with ID $id not found." . PHP_EOL;
			exit(1);
		}
		if (!$domain = $this->domainRepository->findByID(id: $id)) {
			echo "There is no domain with ID $id." . PHP_EOL;
			exit(1);
		}
		$this->domainRepository->delete(domain: $domain);
		$this->domainController->deleteZone(domain: $domain);
		echo "The domain with ID $id has been deleted." . PHP_EOL;
	}
	
	
	/**
	 * @param string $subcommand
	 *
	 * @return void
	 */
	public
	function handleNameservers(string $subcommand): void
	{
		try {
			match ($subcommand) {
				'create' => $this->handleNameserversCreate(),
				'list' => $this->handleNameserversList(),
				'update' => $this->handleNameserversUpdate(),
				'delete' => $this->handleNameserversDelete(),
				'apiping' => $this->handleAPIPing(type: 'nameserver')
			};
		} catch (UnhandledMatchError) {
			echo 'Unknown action: ' . $subcommand . PHP_EOL;
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
		}
	}
	
	
	/**
	 * @return void
	 */
	function handleNameserversCreate(): void
	{
		$name = $this->arguments[1] ?? '';
		if (empty($name)) {
			echo 'You need to supply the nameserver name.' . PHP_EOL;
			exit(1);
		}
		
		$filteredName = filter_var(value: $name, filter: FILTER_VALIDATE_DOMAIN);
		if (!empty($filteredName) && str_contains(haystack: $filteredName, needle: '.')) {
			$name = $filteredName;
		} else {
			echo "$name is no valid nameserver name." . PHP_EOL;
			exit(1);
		}
		
		$arguments = $this->parseArguments();
		
		$a = $arguments['a'] ?? '';
		$aaaa = $arguments['aaaa'] ?? '';
		if (empty($a) && empty($aaaa)) {
			echo 'At least one IP address is required.' . PHP_EOL;
			exit(0);
		}
		$apikey = $arguments['apikey'] ?? '';
		
		try {
			if ($this->nameserverRepository->findByName(name: $name)) {
				echo "Nameserver: $name already exists." . PHP_EOL;
				exit(1);
			} else {
				$nameserver = new Nameserver(name: $name, a: $a, aaaa: $aaaa, apikey: $apikey);
				$result = $this->nameserverRepository->insert(nameserver: $nameserver);
				echo "Nameserver $name has been created with id $result" . PHP_EOL;
				exit(0);
			}
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
			exit(1);
		}
	}
	
	
	/**
	 * @return void
	 */
	function handleNameserversList(): void
	{
		echo 'All available nameservers:' . PHP_EOL;
		try {
			$nameservers = $this->nameserverRepository->findAll();
		} catch (DependencyException|NotFoundException $e) {
			echo $e->getMessage();
		}
		if (!empty($nameservers)) {
			$table = new ConsoleTable();
			$table->setHeaders(content: ['ID', 'Name', 'A', 'AAAA', 'API Key']);
			foreach ($nameservers as $nameserver) {
				$row = [];
				try {
					$token = strtok(string: $nameserver->getApiKey(), token: '.');
					$row[] = $nameserver->getId();
					$row[] = $nameserver->getName();
					$row[] = $nameserver->getA();
					$row[] = $nameserver->getAaaa();
					$row[] = $token;
				} catch (DependencyException|NotFoundException $e) {
					echo $e->getMessage();
					exit(1);
				}
				$table->addRow(data: $row);
			}
			$table->setPadding(value: 2);
			$table->display();
		} else {
			echo 'No nameservers found.' . PHP_EOL;
			exit(1);
		}
		exit(0);
	}
	
	
	/**
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 */
	function handleNameserversUpdate()
	{
		$arguments = $this->parseArguments();
		
		$id = $this->arguments[1] ?? 0;
		$name = $arguments['name'] ?? '';
		$a = $arguments['a'] ?? '';
		$aaaa = $arguments['aaaa'] ?? '';
		$apikey = $arguments['apikey'] ?? '';
		
		if ($id == 0) {
			echo 'An ID is required' . PHP_EOL;
			exit(1);
		}
		if (!$this->nameserverRepository->findByID(id: intval(value: $id))) {
			echo "Nameserver with ID : $id doesn't exist." . PHP_EOL;
			exit(1);
		}
		if ($this->nameserverRepository->update(id: intval(value: $id), name: $name, a: $a, aaaa: $aaaa, apikey: $apikey) !== false) {
			echo 'Nameserver server has been updated' . PHP_EOL;
		} else {
			echo 'Error while updating nameserver.' . PHP_EOL;
		}
	}
	
	
	/**
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 */
	function handleNameserversDelete()
	{
		if (empty($this->arguments[1])) {
			echo "You need to supply an ID." . PHP_EOL;
			exit(1);
		}
		
		$id = intval(value: $this->arguments[1]) ?? 0;
		if ($id == 0) {
			echo "Nameserver with ID $id not found." . PHP_EOL;
			exit(1);
		}
		if (!$this->nameserverRepository->findByID(id: $id)) {
			echo "There is no nameserver with ID $id." . PHP_EOL;
			exit(1);
		}
		$this->nameserverRepository->delete(id: $id);
		echo "The nameserver with ID $id has been deleted." . PHP_EOL;
	}
	
	
	/**
	 * @throws \DI\DependencyException
	 * @throws \DI\NotFoundException
	 */
	private function showIncludes()
	{
		$nameservers = $this->nameserverRepository->findAll();
		
		echo COLOR_DEFAULT . 'You need to add these lines to ' . COLOR_YELLOW . '/etc/bind/local.bindapi.options' . COLOR_DEFAULT . ' and make sure' . PHP_EOL;
		echo 'that ' . COLOR_YELLOW . 'include "/etc/bind/local.bindapi.options";' . COLOR_DEFAULT . ' exists in ' . COLOR_YELLOW . '/etc/bind/named.conf.options' . COLOR_DEFAULT . '.' . PHP_EOL;
		$ip = [];
		foreach ($nameservers as $nameserver) {
			if (!empty($nameserver->getA())) {
				$ip[] = $nameserver->getA();
			}
			if (!empty($nameserver->getAaaa())) {
				$ip[] = $nameserver->getAaaa();
			}
		}
		echo PHP_EOL . 'allow-transfer {' . PHP_EOL;
		foreach ($ip as $currentIp)
			echo "\t$currentIp;" . PHP_EOL;
		echo '};';
		echo PHP_EOL . 'also-notify {' . PHP_EOL;
		foreach ($ip as $currentIp)
			echo "\t$currentIp;" . PHP_EOL;
		echo '};' . PHP_EOL;
		echo PHP_EOL . 'After the modification feel free to run ' . COLOR_YELLOW . 'named-checkconf' . COLOR_DEFAULT . ' to ensure there were no errors.' . PHP_EOL;
		
	}
}