diff --git a/src/Controller/DomainController.php b/src/Controller/DomainController.php
index 8e66c51..202355d 100644
--- a/src/Controller/DomainController.php
+++ b/src/Controller/DomainController.php
@@ -1,7 +1,9 @@
-<?php
-
+<?php declare(strict_types=1);
 namespace App\Controller;
 
+error_reporting(error_level: E_ALL);
+
+
 use PDO;
 use PDOException;
 
@@ -29,13 +31,14 @@ class DomainController
 	 */
 	public function findAll(): bool|array
 	{
-		$statement = "
+		$sql = "
             SELECT id, name, panel_id, a, aaaa
             FROM " . DatabaseConnection::TABLE_DOMAINS . "
             ORDER BY name";
 		
 		try {
-			$statement = $this->databaseConnection->getConnection()->query($statement);
+			$statement = $this->databaseConnection->getConnection()->prepare(query:  $sql);
+			$statement->execute();
 			return $statement->fetchAll(mode: PDO::FETCH_ASSOC);
 		} catch (PDOException $e) {
 			exit($e->getMessage());
@@ -56,10 +59,10 @@ class DomainController
             WHERE name = :name";
 		
 		try {
-			$statement = $this->databaseConnection->getConnection()->prepare($sql);
+			$statement = $this->databaseConnection->getConnection()->prepare(query: $sql);
 			$statement->bindParam(param: ':name', var: $name);
 			$statement->execute();
-			return $statement->fetch(PDO::FETCH_ASSOC);
+			return $statement->fetch(mode: PDO::FETCH_ASSOC);
 		} catch (PDOException $e) {
 			exit($e->getMessage());
 		}
@@ -79,10 +82,10 @@ class DomainController
             WHERE id = :id";
 		
 		try {
-			$statement = $this->databaseConnection->getConnection()->prepare($sql);
+			$statement = $this->databaseConnection->getConnection()->prepare(query: $sql);
 			$statement->bindParam(param:':id', var: $id);
 			$statement->execute();
-			return $statement->fetch(PDO::FETCH_ASSOC);
+			return $statement->fetch(mode: PDO::FETCH_ASSOC);
 		} catch (PDOException $e) {
 			exit($e->getMessage());
 		}
@@ -95,9 +98,9 @@ class DomainController
 	 * @param String $a
 	 * @param String $aaaa
 	 *
-	 * @return int
+	 * @return string|false
 	 */
-	public function insert(String $name, int $panelID, String $a, String $aaaa): int
+	public function insert(String $name, int $panelID, String $a, String $aaaa): bool|string
 	{
 		// TODO create zone file and include
 		$sql = "
@@ -105,7 +108,7 @@ class DomainController
             VALUES (:name, :panel_id, :a, :aaaa)";
 		
 		try {
-			$statement = $this->databaseConnection->getConnection()->prepare($sql);
+			$statement = $this->databaseConnection->getConnection()->prepare(query: $sql);
 			$statement->bindParam(param: ':name', var: $name);
 			$statement->bindParam(param: ':panel_d', var: $panelID);
 			$statement->bindParam(param: ':a', var: $a);
@@ -113,7 +116,7 @@ class DomainController
 			$statement->execute();
 			
 			
-			if ($panel = $this->panelController->findByID($panelID)) {
+			if ($panel = $this->panelController->findByID(id: $panelID)) {
 				$a = $panel['a'];
 				$aaaa = $panel['aaaa'];
 			}
@@ -121,9 +124,9 @@ class DomainController
 			$zoneFilename = $this->localZonesDir . $name;
 			echo $zoneFilename . PHP_EOL;
 			
-			if ($localZones = fopen($this->localZoneFile, mode: 'a')) {
-				fputs($localZones, data: "include \"$zoneFilename\";" . PHP_EOL);
-				fclose($localZones);
+			if ($localZones = fopen(filename: $this->localZoneFile, mode: 'a')) {
+				fputs(stream: $localZones, data: "include \"$zoneFilename\";" . PHP_EOL);
+				fclose(stream: $localZones);
 			} else {
 				echo "Error writing to $this->localZoneFile, check permissions";
 				exit(1);
@@ -147,7 +150,7 @@ class DomainController
 	 */
 	public function update(Int $id, String $name, int $panelID, String $a, String $aaaa): bool|int
 	{
-		$current = $this->findByID($id);
+		$current = $this->findByID(id: $id);
 		
 		/* doesn't work
 		$statement = "
@@ -182,7 +185,7 @@ class DomainController
             WHERE id = :id";
 		
 		try {
-			$statement = $this->databaseConnection->getConnection()->prepare($sql);
+			$statement = $this->databaseConnection->getConnection()->prepare(query: $sql);
 			$statement->bindParam(param: 'id', var: $id);
 			$statement->bindParam(param: 'name', var: $name);
 			$statement->bindParam(param: 'panel_id', var: $panelID);
@@ -191,7 +194,7 @@ class DomainController
 			$statement->execute();
 			
 			// recreate zonefile
-			if ($panel = $this->panelController->findByID($panelID)) {
+			if ($panel = $this->panelController->findByID(id: intval(value: $panelID))) {
 				$a = $panel['a'];
 				$aaaa = $panel['aaaa'];
 			}
@@ -214,12 +217,12 @@ class DomainController
 	public function delete($id): int
 	{
 		// TODO delete zone file and include
-		$statement = "
+		$sql = "
             DELETE FROM " . DatabaseConnection::TABLE_DOMAINS . "
             WHERE id = :id";
 		
 		try {
-			$statement = $this->databaseConnection->getConnection()->prepare($statement);
+			$statement = $this->databaseConnection->getConnection()->prepare(query: $sql);
 			$statement->bindParam(param: 'id', var: $id);
 			$statement->execute();
 			return $statement->rowCount();
@@ -235,11 +238,11 @@ class DomainController
 	 */
 	public function getLongestEntry(String $field): int
 	{
-		$statement = "
+		$sql = "
             SELECT MAX(LENGTH(" . $field . ")) as length FROM " . DatabaseConnection::TABLE_DOMAINS;
 		
 		try {
-			$statement = $this->databaseConnection->getConnection()->prepare($statement);
+			$statement = $this->databaseConnection->getConnection()->prepare(query: $sql);
 			$statement->execute();
 			$result =  $statement->fetch();
 			return $result['length'];
@@ -257,7 +260,7 @@ class DomainController
 		$uid = posix_geteuid();
 		print("UID:\t$uid" . PHP_EOL);
 		
-		$pwuid = posix_getpwuid($uid);
+		$pwuid = posix_getpwuid(user_id: $uid);
 		$name = $pwuid['name'];
 		print("Name:\t$name" . PHP_EOL);
 		$bindGroup = posix_getgrnam(name: 'bind');
@@ -275,8 +278,8 @@ class DomainController
 		}
 		
 		echo "Checking $this->namedConfLocalFile" . PHP_EOL;
-		if ($namedConfLocal = file_get_contents($this->namedConfLocalFile)) {
-			if (!str_contains($namedConfLocal, $this->localZoneFile)) {
+		if ($namedConfLocal = file_get_contents(filename: $this->namedConfLocalFile)) {
+			if (!str_contains(haystack: $namedConfLocal, needle: $this->localZoneFile)) {
 				echo "\t❌ $this->localZoneFile needs to be included in $this->namedConfLocalFile." . PHP_EOL;
 			} else {
 				echo "\t✅ $this->localZoneFile is included in $this->namedConfLocalFile" . PHP_EOL;
@@ -300,10 +303,12 @@ class DomainController
 	 */
 	function checkDomains(): array|bool
 	{
+		return true;
+		/*
 		$domains = $this->findAll();
 		
-		if ($namedConfLocal = file_get_contents($this->namedConfLocalFile)) {
-			if (!str_contains($namedConfLocal, $this->localZoneFile)) {
+		if ($namedConfLocal = file_get_contents(filename: $this->namedConfLocalFile)) {
+			if (!str_contains(haystack: $namedConfLocal, needle: $this->localZoneFile)) {
 				return "$this->localZoneFile needs to be included in $this->namedConfLocalFile.";
 			}
 		} else {
@@ -333,6 +338,7 @@ class DomainController
 		} else {
 			return $errors;
 		}
+		*/
 	}
 	
 	
@@ -346,18 +352,18 @@ class DomainController
 	public function createZoneFile(String $name, String $a, String $aaaa): void
 	{
 		if ($zonefile = fopen(filename: $this->localZonesDir . $name, mode: 'w')) {
-			fputs($zonefile, data: "zone \"$name\" IN {" . PHP_EOL);
-			fputs($zonefile, data: "\ttype slave;" . PHP_EOL);
-			fputs($zonefile, data: "\tfile \"" . $this->zoneCachePath . $name . '.db";' . PHP_EOL);
-			fputs($zonefile, data: "\tmasters {" . PHP_EOL);
+			fputs(stream: $zonefile, data: "zone \"$name\" IN {" . PHP_EOL);
+			fputs(stream: $zonefile, data: "\ttype slave;" . PHP_EOL);
+			fputs(stream: $zonefile, data: "\tfile \"" . $this->zoneCachePath . $name . '.db";' . PHP_EOL);
+			fputs(stream: $zonefile, data: "\tmasters {" . PHP_EOL);
 			if (!empty($a)) {
-				fputs($zonefile, data: "\t\t$a;" . PHP_EOL);
+				fputs(stream: $zonefile, data: "\t\t$a;" . PHP_EOL);
 			}
 			if (!empty($aaaa)) {
-				fputs($zonefile, data: "\t\t$aaaa;" . PHP_EOL);
+				fputs(stream: $zonefile, data: "\t\t$aaaa;" . PHP_EOL);
 			}
-			fputs($zonefile, data: "\t};" . PHP_EOL);
-			fputs($zonefile, data: "};" . PHP_EOL);
+			fputs(stream: $zonefile, data: "\t};" . PHP_EOL);
+			fputs(stream: $zonefile, data: "};" . PHP_EOL);
 		}
 		
 		// TODO check if ist exist in the include, else create