feat: unique email addresses of participants unless child, cleanup

addresses #869axbn21

src/Form/Service/Abstract/AbstractFieldOptionsProvider.php

@@ -36,10 +36,10 @@ abstract class AbstractFieldOptionsProvider implements FieldOptionsProviderInter
      * used when building the form field. These options are merged with any
      * static options defined in the form type.
      *
-     * @param string              $fieldName        The name of the field to configure
+     * @param string     $fieldName        The name of the field to configure
      * @param BookingDto $bookingDto       The current booking data for context (create or edit)
-     * @param int                 $participantIndex The index of the participant being configured
-     * @param array               $options          Additional options to customize field behavior
+     * @param int        $participantIndex The index of the participant being configured
+     * @param array      $options          Additional options to customize field behavior
      *
      * @return array<string, mixed> Symfony form field options, or empty array if field not supported
      */

src/Form/Service/Abstract/AbstractFieldStateProvider.php

@@ -36,7 +36,7 @@ abstract class AbstractFieldStateProvider implements FieldStateProviderInterface
      * condition independently to allow early field exclusion.
      *
      * @param string               $fieldName        The name of the field to evaluate
-     * @param BookingDto  $bookingDto       The current booking data for context (create or edit)
+     * @param BookingDto           $bookingDto       The current booking data for context (create or edit)
      * @param int                  $participantIndex The index of the participant being evaluated
      * @param array<string, mixed> $formData         Current form data for condition evaluation
      *
@@ -64,7 +64,7 @@ abstract class AbstractFieldStateProvider implements FieldStateProviderInterface
      * excluded from the form entirely rather than hidden with CSS.
      *
      * @param string               $fieldName        The name of the field to evaluate
-     * @param BookingDto  $bookingDto       The current booking data for context (create or edit)
+     * @param BookingDto           $bookingDto       The current booking data for context (create or edit)
      * @param int                  $participantIndex The index of the participant being evaluated
      * @param array<string, mixed> $formData         Current form data for condition evaluation
      *
@@ -139,7 +139,7 @@ abstract class AbstractFieldStateProvider implements FieldStateProviderInterface
     /**
      * Calculates field states for all configured fields at once.
      *
-     * @param BookingDto  $bookingDto       The current booking data for context (create or edit)
+     * @param BookingDto           $bookingDto       The current booking data for context (create or edit)
      * @param int                  $participantIndex The index of the participant being evaluated
      * @param array<string, mixed> $formData         Current form data for condition evaluation
      *

src/Form/Service/Abstract/AbstractParticipantFieldHandler.php

@@ -57,7 +57,7 @@ abstract class AbstractParticipantFieldHandler implements ParticipantFieldHandle
      * participant doesn't exist, preventing array access errors.
      *
      * @param BookingDto $bookingDto       The booking DTO containing participants (create or edit)
-     * @param int                 $participantIndex The index of the participant to retrieve
+     * @param int        $participantIndex The index of the participant to retrieve
      *
      * @return object|null The participant object, or null if not found
      */
@@ -82,7 +82,7 @@ abstract class AbstractParticipantFieldHandler implements ParticipantFieldHandle
      */
     protected function isEditMode(BookingDto $bookingDto): bool
     {
-        return $bookingDto->mode === BookingDto::MODE_EDIT;
+        return BookingDto::MODE_EDIT === $bookingDto->mode;
     }
 
     /**
@@ -94,7 +94,7 @@ abstract class AbstractParticipantFieldHandler implements ParticipantFieldHandle
      */
     protected function isCreateMode(BookingDto $bookingDto): bool
     {
-        return $bookingDto->mode === BookingDto::MODE_CREATE;
+        return BookingDto::MODE_CREATE === $bookingDto->mode;
     }
 
     /**
@@ -159,7 +159,7 @@ abstract class AbstractParticipantFieldHandler implements ParticipantFieldHandle
      * processing results.
      *
      * @param array<string, mixed> $submittedData    The submitted participant form data
-     * @param BookingDto  $bookingDto       The booking DTO (potentially modified by processing)
+     * @param BookingDto           $bookingDto       The booking DTO (potentially modified by processing)
      * @param int                  $participantIndex The participant index being processed
      *
      * @return array<string, array<string, mixed>> Empty array (no state modifications by default)