call function

src/main/java/de/budgetbuddy/backend/transaction/DailyTransactionType.java

@@ -0,0 +1,5 @@
+package de.budgetbuddy.backend.transaction;
+
+public enum DailyTransactionType {
+    INCOME, SPENDINGS, BALANCE
+}

src/main/java/de/budgetbuddy/backend/transaction/Transaction.java

@@ -63,6 +63,12 @@ public Transaction(User owner, Category category, PaymentMethod paymentMethod, D
         this.createdAt = new Date();
     }
 
+    @Data
+    public static class DailyTransaction {
+        private Date date;
+        private Double amount;
+    }
+
     @Data
     public static class Create {
         private UUID owner;

src/main/java/de/budgetbuddy/backend/transaction/TransactionController.java

@@ -180,4 +180,30 @@ public ResponseEntity<ApiResponse<Transaction>> deleteTransaction(@RequestBody T
                 .status(HttpStatus.OK)
                 .body(new ApiResponse<>(transaction));
     }
+
+    @GetMapping("/test")
+    public ResponseEntity<ApiResponse<String>> test() {
+        UUID uuid = UUID.fromString("c9e470be-8e83-4dd7-b70b-9fd79898e896");
+        return ResponseEntity
+                .status(200)
+                .body(new ApiResponse<>(transactionRepository.test2(uuid)));
+    }
+
+    @GetMapping("/test2")
+    public ResponseEntity<ApiResponse<List<Transaction.DailyTransaction>>> test1() {
+        UUID uuid = UUID.fromString("c9e470be-8e83-4dd7-b70b-9fd79898e896");
+        List<Object[]> test = transactionRepository.test1(uuid);
+
+        List<Transaction.DailyTransaction> dailyTransactions = new ArrayList<>();
+        for (Object[] row : test) {
+            Transaction.DailyTransaction dailyTransaction = new Transaction.DailyTransaction();
+            dailyTransaction.setDate((Date) row[0]);
+            dailyTransaction.setAmount((Double) row[1]);
+            dailyTransactions.add(dailyTransaction);
+        }
+
+        return ResponseEntity
+                .status(200)
+                .body(new ApiResponse<>(dailyTransactions));
+    }
 }

src/main/java/de/budgetbuddy/backend/transaction/TransactionRepository.java

@@ -2,10 +2,26 @@
 
 import de.budgetbuddy.backend.user.User;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.jpa.repository.query.Procedure;
+import org.springframework.data.repository.query.Param;
 
 import java.util.List;
+import java.util.UUID;
 
 public interface TransactionRepository extends JpaRepository<Transaction, Long> {
     List<Transaction> findAllByOwner(User owner);
     List<Transaction> findAllByOwnerOrderByProcessedAtDesc(User owner);
+//    @Procedure(name = "f_get_daily_transactions")
+//    List<Transaction.DailyTransaction> getDailyTransactions(
+//            @Param("start_date") Date startDate,
+//            @Param("end_date") Date endDate,
+//            @Param("requested_data") DailyTransactionType requested,
+//            @Param("user_id") UUID uuid);
+
+    @Query(value = "select f_get_daily_transactions('2023-10-01', '2023-12-01', 'SPENDINGS', ?1)", nativeQuery = true)
+    List<Object[]> test1(UUID uuid);
+
+    @Query(value = "select f_demo_function(?1)", nativeQuery = true)
+    String test2(UUID uuid);
 }