diff --git a/.ddev/config.yaml b/.ddev/config.yaml
index facaca0d..29c74fa1 100644
--- a/.ddev/config.yaml
+++ b/.ddev/config.yaml
@@ -20,7 +20,10 @@ provider: default
 omit_containers: [dba]
 use_dns_when_possible: true
 timezone: Europe/Berlin
-
+hooks:
+  post-start:
+    - exec: bash -c "sudo chown -R ${DDEV_UID}:${DDEV_GID} /var/www/html/vendor"
+    - exec: bash -c "sudo chown -R ${DDEV_UID}:${DDEV_GID} /var/www/html/var"
 
 # This config.yaml was created with ddev version v1.13.1
 # webimage: drud/ddev-webserver:v1.13.1
diff --git a/.ddev/docker-compose.env.yaml b/.ddev/docker-compose.env.yaml
index 06dca63f..229443d3 100644
--- a/.ddev/docker-compose.env.yaml
+++ b/.ddev/docker-compose.env.yaml
@@ -3,4 +3,22 @@ version: '3.6'
 services:
   web:
     environment:
-      - TYPO3_CONTEXT=Development/Ddev
\ No newline at end of file
+      - TYPO3_CONTEXT=Development/Ddev
+      - DDEV_UID
+      - DDEV_GID
+    volumes:
+      - type: volume
+        source: var
+        target: /var/www/html/var
+        volume:
+          nocopy: true
+      - type: volume
+        source: vendor
+        target: /var/www/html/vendor
+        volume:
+          nocopy: true
+volumes:
+  vendor:
+    driver: local
+  var:
+    driver: local
diff --git a/public/typo3conf/ext/ep_products/Classes/Service/GroupsSwissService.php b/public/typo3conf/ext/ep_products/Classes/Service/GroupsSwissService.php
index b3727066..b818314c 100644
--- a/public/typo3conf/ext/ep_products/Classes/Service/GroupsSwissService.php
+++ b/public/typo3conf/ext/ep_products/Classes/Service/GroupsSwissService.php
@@ -121,12 +121,6 @@ class GroupsSwissService implements SingletonInterface, LoggerAwareInterface
 
             $this->resetChart($range, $config['key'], $config['number']);
 
-//            $this->generateAvailabilityChart(
-//                $events,
-//                $config['key'],
-//                $config['number']
-//            );
-
             $this->generateChart(
                 $events,
                 $config['key'],
@@ -135,45 +129,6 @@ class GroupsSwissService implements SingletonInterface, LoggerAwareInterface
         }
     }
 
-    /**
-     * @param array $events
-     * @param string $apiKey
-     * @param int $houseNumber
-     */
-    protected function generateAvailabilityChart(array $events, $apiKey, $houseNumber): void
-    {
-        $itemCount = 0;
-        $occupancy = null;
-
-        foreach ($events as $event) {
-            /** @var Contingent $event */
-            if (null === $occupancy) {
-                $item = [
-                    'from' => $event->getBegin(),
-                    'occupancy' => $event->getOccupancy(),
-                ];
-            } elseif ($occupancy !== $event->getOccupancy()) {
-                $item['to'] = $event->getEnd();
-                $this->addItem($item, 1, $apiKey, $houseNumber);
-                $item = [
-                    'from' => $event->getBegin(),
-                    'occupancy' => $event->getOccupancy(),
-                ];
-                $itemCount++;
-            }
-
-            $occupancy = $event->getOccupancy();
-        }
-
-        if (!isset($item['to'])) {
-            $item['to'] = $event->getEnd();
-            $this->addItem($item, 1, $apiKey, $houseNumber);
-            $itemCount++;
-        }
-
-        $this->logger->info(sprintf('Published %d dates.', $itemCount));
-    }
-
     /**
      * @param Period $range
      * @param string $apiKey
@@ -202,12 +157,13 @@ class GroupsSwissService implements SingletonInterface, LoggerAwareInterface
 
         foreach ($events as $event) {
             /** @var Contingent $event */
-            if (null === $item && Contingent::STATUS_OK !== $event->getStatus()) {
-                $status = $event->getStatus();
+            $contingentStatus = $this->getContingentStatus($event);
+            if (null === $item && Contingent::STATUS_OK !== $contingentStatus) {
+                $status = $contingentStatus;
                 $item = [
                     'from' => $event->getBegin(),
                 ];
-            } elseif (true === is_array($item) && $status !== $event->getStatus()) {
+            } elseif (true === is_array($item) && $status !== $contingentStatus) {
                 $item['to'] = $event->getEnd();
                 $statusCode = Contingent::STATUS_ONREQUEST === $status ? 1 : 2;
                 $this->addItem($item, $statusCode, $apiKey, $houseNumber);
@@ -216,7 +172,30 @@ class GroupsSwissService implements SingletonInterface, LoggerAwareInterface
             }
         }
 
-        $this->logger->info(sprintf('Published %d blocked dates.', $itemCount));
+        $this->logger->info(sprintf('Published %d dates.', $itemCount));
+    }
+
+    /**
+     * @param Contingent $contingent
+     * @return int
+     */
+    protected function getContingentStatus(Contingent $contingent)
+    {
+        if (in_array($contingent->getStatus(), [Contingent::STATUS_BLOCKED, Contingent::STATUS_ONREQUEST], true)) {
+            return $contingent->getStatus();
+        }
+
+        $percentageAvailable = $contingent->getPercentageAvailable();
+
+        if ($percentageAvailable <= 20) {
+            return Contingent::STATUS_BLOCKED;
+        }
+
+        if ($percentageAvailable > 20 && $percentageAvailable <= 80) {
+            return $contingent::STATUS_ONREQUEST;
+        }
+
+        return Contingent::STATUS_OK;
     }
 
     /**