[WIP][FEATURE] field- and form-configuration to add a new location and attach it to the new event

todo: improve UI (modal?)
future todo: hide the fields, provide new Locations via Maps API in the suggest and fill the fields via JS with the data provided by the API

extensions/t3org_layout/Classes/Domain/Finishers/T3oSaveToDatabaseFinisher.php

@@ -18,6 +18,7 @@ namespace T3o\T3orgLayout\Domain\Finishers;
 use TYPO3\CMS\Backend\Utility\BackendUtility;
 use TYPO3\CMS\Core\Context\Context;
 use TYPO3\CMS\Core\Database\ConnectionPool;
+use TYPO3\CMS\Core\DataHandling\SlugHelper;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
 use TYPO3\CMS\Form\Domain\Finishers\Exception\FinisherException;
 
@@ -87,8 +88,8 @@ class T3oSaveToDatabaseFinisher extends \TYPO3\CMS\Form\Domain\Finishers\SaveToD
             $slugFieldName = $this->parseOption('slugFieldName');
             if ($slugFieldName !== null &&  $this->options['mode'] === 'insert') {
                 $fieldConfig = $GLOBALS['TCA'][$this->options['table']]['columns'][$slugFieldName]['config'];
-                $slugHelper = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(
-                    \TYPO3\CMS\Core\DataHandling\SlugHelper::class,
+                $slugHelper = GeneralUtility::makeInstance(
+                    SlugHelper::class,
                     $this->options['table'],
                     $slugFieldName,
                     $fieldConfig
@@ -115,8 +116,16 @@ class T3oSaveToDatabaseFinisher extends \TYPO3\CMS\Form\Domain\Finishers\SaveToD
      * @param array $databaseData
      * @return array
      */
-    protected function prepareData(array $elementsConfiguration, array $databaseData)
+    protected function prepareData(array $elementsConfiguration, array $databaseData): array
     {
+        if (isset($this->options['requiredFields'])) {
+            $formValues =  $this->getFormValues();
+            foreach ($this->options['requiredFields'] as $requiredFieldIdentifier) {
+                if (!isset($formValues[$requiredFieldIdentifier]) || empty($formValues[$requiredFieldIdentifier])) {
+                    return [];
+                }
+            }
+        }
         $databaseData = parent::prepareData($elementsConfiguration, $databaseData);
         foreach ($this->getFormValues() as $elementIdentifier => $elementValue) {
             if ($elementValue instanceof \DateTime) {
@@ -135,4 +144,27 @@ class T3oSaveToDatabaseFinisher extends \TYPO3\CMS\Form\Domain\Finishers\SaveToD
         }
         return $databaseData;
     }
+
+    /**
+     * Save or insert the values from
+     * $databaseData into the table $table
+     *
+     * @param array $databaseData
+     * @param string $table
+     * @param int $iterationCount
+     */
+    protected function saveToDatabase(array $databaseData, string $table, int $iterationCount): void
+    {
+        if (empty($databaseData)) {
+            if (isset($this->options['defaultInsertedUidIfEmpty'])) {
+                $this->finisherContext->getFinisherVariableProvider()->add(
+                    $this->shortFinisherIdentifier,
+                    'insertedUids.' . $iterationCount,
+                    (int) $this->options['defaultInsertedUidIfEmpty']
+                );
+            }
+        } else {
+            parent::saveToDatabase($databaseData, $table, $iterationCount);
+        }
+    }
 }

extensions/t3org_layout/Resources/Private/Forms/eventSubmission.form.yaml

@@ -9,6 +9,35 @@ finishers:
   -
     identifier: T3oSaveToDatabase
     options:
+      -
+        table: tx_sfeventmgt_domain_model_location
+        mode: insert
+        slugFieldName: 'slug'
+        requiredFields:
+          - newLocationTitle
+        defaultInsertedUidIfEmpty: 0
+        elements:
+          newLocationTitle:
+            mapOnDatabaseColumn: 'title'
+          newLocationAddress:
+            mapOnDatabaseColumn: 'address'
+          newLocationZip:
+            mapOnDatabaseColumn: 'zip'
+          newLocationCity:
+            mapOnDatabaseColumn: 'city'
+          newLocationCountry:
+            mapOnDatabaseColumn: 'country'
+          newLocationLink:
+            mapOnDatabaseColumn: 'link'
+          newLocationLatitude:
+            mapOnDatabaseColumn: 'latitude'
+          newLocationLongitude:
+            mapOnDatabaseColumn: 'longitude'
+          newLocationDescription:
+            mapOnDatabaseColumn: 'description'
+        databaseColumnMappings:
+          pid:
+            value: 180
       -
         table: 'tx_sfeventmgt_domain_model_event'
         mode: insert
@@ -27,6 +56,9 @@ finishers:
             value: '{__currentTimestamp}'
           tstamp:
             value: '{__currentTimestamp}'
+          location:
+            value: '{T3oSaveToDatabase.insertedUids.0}'
+            skipIfValueIsEmpty: true
         elements:
           fileupload:
             mapOnDatabaseColumn: 'image'
@@ -52,6 +84,7 @@ finishers:
             mapOnDatabaseColumn: 'description'
           location:
             mapOnDatabaseColumn: 'location'
+            skipIfValueIsEmpty: true
           link:
             mapOnDatabaseColumn: 'link'
           program:
@@ -77,12 +110,12 @@ finishers:
           crdate:
             value: '{__currentTimestamp}'
           uid_foreign:
-            value: '{T3oSaveToDatabase.insertedUids.0}'
+            value: '{T3oSaveToDatabase.insertedUids.1}'
       -
         table: 'sys_file_reference'
         mode: update
         whereClause:
-          uid_foreign: '{T3oSaveToDatabase.insertedUids.0}'
+          uid_foreign: '{T3oSaveToDatabase.insertedUids.1}'
           uid_local: 0
         databaseColumnMappings:
           pid:
@@ -101,8 +134,7 @@ finishers:
           fieldname:
             value: 'category'
           uid_foreign:
-            value: '{T3oSaveToDatabase.insertedUids.0}'
-
+            value: '{T3oSaveToDatabase.insertedUids.1}'
   -
     options:
       subject: 'new Event submitted on typo3.org'
@@ -237,6 +269,102 @@ renderables:
           elementClassAttribute: 'js__eventsubmissionform__location-search_input'
           fluidAdditionalAttributes:
             data-location-search-target: 'location'
+      - type: Fieldset
+        identifier: fieldset-event-new-location
+        label: 'OR add new location'
+        properties:
+          elementClassAttribute: 'ml-4 pl-4 border-left'
+        renderables:
+          -
+            defaultValue: ''
+            type: Text
+            identifier: newLocationTitle
+            label: Location title
+            properties:
+              elementDescription: ''
+          -
+            defaultValue: ''
+            type: Textarea
+            identifier: newLocationAddress
+            label: Location Address
+            properties:
+              elementDescription: ''
+          -
+            type: GridRow
+            identifier: gridrow-event-newlocation-1
+            label: 'Grid: Row'
+            renderables:
+              -
+                defaultValue: ''
+                type: Text
+                identifier: newLocationZip
+                label: Location zip
+                properties:
+                  elementDescription: ''
+              -
+                defaultValue: ''
+                type: Text
+                identifier: newLocationCity
+                label: Location city
+                properties:
+                  elementDescription: ''
+          -
+            type: GridRow
+            identifier: gridrow-event-newlocation-2
+            label: 'Grid: Row'
+            renderables:
+              -
+                defaultValue: ''
+                type: Text
+                identifier: newLocationCountry
+                label: Location country
+                properties:
+                  elementDescription: ''
+              -
+                defaultValue: ''
+                type: Url
+                identifier: newLocationLink
+                label: Location link
+                properties:
+                  elementDescription: ''
+          -
+            type: GridRow
+            identifier: gridrow-event-newlocation-3
+            label: 'Grid: Row'
+            renderables:
+              -
+                defaultValue: ''
+                type: Text
+                identifier: newLocationLatitude
+                label: Location latitude
+                validators:
+                  -
+                    identifier: NumberRange
+                    options:
+                      minimum: -90
+                      maximum: 90
+                properties:
+                  elementDescription: ''
+              -
+                defaultValue: ''
+                type: Text
+                identifier: newLocationLongitude
+                label: Location longitude
+                validators:
+                  -
+                    identifier: NumberRange
+                    options:
+                      minimum: -180
+                      maximum: 180
+                properties:
+                  elementDescription: ''
+          -
+            defaultValue: ''
+            type: Textarea
+            identifier: newLocationDescription
+            label: Location description
+            properties:
+              elementDescription: ''
       -
         defaultValue: ''
         type: Url

extensions/t3org_layout/Resources/Public/Css/event-submission.css

@@ -8,6 +8,7 @@
 	list-style-type: none;
 	margin: 0;
 	padding: 0;
+	z-index: 1;
 }
 .js__eventsubmissionform__location-search_resultlist li {
 	width: 100%;