Die Tests für das Schreiben der Daten sind erfolgreich.

api/src/Repositories/WorkingHoursRepository.php

@@ -7,6 +7,7 @@ namespace TorstenHettstedt\TimekeepingApi\Repositories;
 use DateInterval;
 use DateTime;
 use Exception;
+use InvalidArgumentException;
 use PDO;
 use PDOException;
 use TorstenHettstedt\TimekeepingApi\Models\ModelInterface;
@@ -83,25 +84,69 @@ class WorkingHoursRepository implements RepositoryReaderInterface, RepositoryWri
 
     /**
      * @param WorkingHours|ModelInterface $model
+     *
+     * @throws RepositoryModelAlreadyExists
      */
     public function insert(mixed $model): void
     {
-        // TODO: Implement insert() method.
+        if ($model instanceof WorkingHours) {
+            $workingDay = $model->getWorkingDay()->format('Y-m-d');
+            $workingTime = $model->getWorkingTime()->format('%H:%I:%S');
+        } else {
+            throw new InvalidArgumentException('Es wird ein Modell der Klasse "' . WorkingHours::class . '" verlangt.');
+        }
+
+        try {
+            $this->findByKey($workingDay);
+            throw new RepositoryModelAlreadyExists();
+        } /** @noinspection PhpUnusedLocalVariableInspection */
+        catch (RepositoryRecordNotFoundException $exception) {
+            $stmt = $this->database->prepare('INSERT INTO  public."Arbeitszeiten" ("Datum", "Arbeitszeit") values (?, ?) ON CONFLICT DO NOTHING');
+            $stmt->bindParam(1, $workingDay);
+            $stmt->bindParam(2, $workingTime);
+            $stmt->execute();
+        }
     }
 
     /**
      * @param WorkingHours|ModelInterface $model
+     *
+     * @throws RepositoryRecordNotFoundException
      */
     public function update(mixed $model): void
     {
-        // TODO: Implement update() method.
+        if ($model instanceof WorkingHours) {
+            $workingDay = $model->getWorkingDay()->format('Y-m-d');
+            $workingTime = $model->getWorkingTime()->format('%H:%I:%S');
+        } else {
+            throw new InvalidArgumentException('Es wird ein Modell der Klasse "' . WorkingHours::class . '" verlangt.');
+        }
+        $stmt = $this->database->prepare('UPDATE public."Arbeitszeiten" SET "Arbeitszeit" = ? WHERE "Datum" = ?');
+        $stmt->bindParam(1, $workingTime);
+        $stmt->bindParam(2, $workingDay);
+        $stmt->execute();
+        if ($stmt->rowCount() < 1) {
+            throw new RepositoryRecordNotFoundException();
+        }
     }
 
     /**
      * @param WorkingHours|ModelInterface $model
+     *
+     * @throws RepositoryRecordNotFoundException
      */
     public function delete(mixed $model): void
     {
-        // TODO: Implement delete() method.
+        if ($model instanceof WorkingHours) {
+            $workingDay = $model->getWorkingDay()->format('Y-m-d');
+        } else {
+            throw new InvalidArgumentException('Es wird ein Modell der Klasse "' . WorkingHours::class . '" verlangt.');
+        }
+        $stmt = $this->database->prepare('DELETE FROM  public."Arbeitszeiten" WHERE "Datum" = ?');
+        $stmt->bindParam(1, $workingDay);
+        $stmt->execute();
+        if ($stmt->rowCount() < 1) {
+            throw new RepositoryRecordNotFoundException();
+        }
     }
 }