Expand tests and API code.

app/Repositories/Journal/JournalRepository.php

@@ -107,7 +107,7 @@ class JournalRepository implements JournalRepositoryInterface
      *
      * @throws \Exception
      */
-    public function delete(TransactionJournal $journal): bool
+    public function destroy(TransactionJournal $journal): bool
     {
         $journal->delete();
 

app/Repositories/Journal/JournalRepositoryInterface.php

@@ -60,7 +60,7 @@ interface JournalRepositoryInterface
      *
      * @return bool
      */
-    public function delete(TransactionJournal $journal): bool;
+    public function destroy(TransactionJournal $journal): bool;
 
     /**
      * Find a specific journal.

app/Repositories/PiggyBank/PiggyBankRepository.php

@@ -163,6 +163,26 @@ class PiggyBankRepository implements PiggyBankRepositoryInterface
         return new PiggyBank();
     }
 
+    /**
+     * Find by name or return NULL.
+     *
+     * @param string $name
+     *
+     * @return PiggyBank|null
+     */
+    public function findByName(string $name): ?PiggyBank
+    {
+        $set = $this->user->piggyBanks()->get(['piggy_banks.*']);
+        /** @var PiggyBank $piggy */
+        foreach ($set as $piggy) {
+            if ($piggy->name === $name) {
+                return $piggy;
+            }
+        }
+
+        return null;
+    }
+
     /**
      * Get current amount saved in piggy bank.
      *

app/Repositories/PiggyBank/PiggyBankRepositoryInterface.php

@@ -102,6 +102,15 @@ interface PiggyBankRepositoryInterface
      */
     public function find(int $piggyBankid): PiggyBank;
 
+    /**
+     * Find by name or return NULL.
+     *
+     * @param string $name
+     *
+     * @return PiggyBank|null
+     */
+    public function findByName(string $name): ?PiggyBank;
+
     /**
      * Get current amount saved in piggy bank.
      *