Merge pull request 'feature/RVRNEXT-39-delete-communities' (!58) from feature/RVRNEXT-39-delete-communities into master

Reviewed-on: #58

src/Controller/CommunityController.php

@@ -176,6 +176,43 @@ class CommunityController implements IAuthenticationRequired
         ]);
     }
 
+    public function deleteCommunity(): ?IContent
+    {
+        if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {
+            return null;
+        }
+
+        if ($this->transactionRepository->countAllByCommunity($community) > 0) {
+            return new JsonContent([
+                'error' => ['errorText' => 'There are transactions for this community!']
+            ]);
+        }
+
+        if ($this->eventRepository->countAllByCommunity($community) > 0) {
+            return new JsonContent([
+                'error' => ['errorText' => 'There are events for this community!']
+            ]);
+        }
+
+        foreach ($this->communityMemberRepository->getAllByCommunity($community) as $communityMember) {
+            \Container::$persistentDataManager->deleteFromDb($communityMember);
+        }
+
+        $community->setMainCurrencyId(null);
+        \Container::$persistentDataManager->saveToDb($community);
+
+        foreach ($this->currencyRepository->getAllByCommunity($community) as $currency) {
+            foreach ($this->currencyExchangeRatesRepository->getAllByCurrency($currency) as $currencyExchangeRate) {
+                \Container::$persistentDataManager->deleteFromDb($currencyExchangeRate);
+            }
+            \Container::$persistentDataManager->deleteFromDb($currency);
+        }
+
+        \Container::$persistentDataManager->deleteFromDb($community);
+
+        return new JsonContent(['success' => true]);
+    }
+
     public function getMembersEdit(): ?IContent
     {
         if (!$this->checkPermission(\Container::$request->query('communitySlug'), true, $community, $ownCommunityMember)) {

src/PersistentData/Model/Community.php

@@ -33,12 +33,12 @@ class Community extends ModelWithSlug
         $this->currency = $currency;
     }
 
-    public function setMainCurrency(Currency $mainCurrency): void
+    public function setMainCurrency(?Currency $mainCurrency): void
     {
         $this->mainCurrency = $mainCurrency;
     }
 
-    public function setMainCurrencyId(int $mainCurrencyId): void
+    public function setMainCurrencyId(?int $mainCurrencyId): void
     {
         $this->mainCurrencyId = $mainCurrencyId;
     }