Add expense/income update

src/main/java/com/faf223/expensetrackerfaf/controller/ExpenseController.java

@@ -61,14 +61,18 @@ public class ExpenseController {
     }
 
 
-    // TODO: has to be checked on auto extracting Uuid
-    @PatchMapping()
-    public ResponseEntity<ExpenseDTO> updateExpense(@RequestBody ExpenseCreationDTO expenseDTO,
+    // TODO: check if the expense belongs to the user
+    @PatchMapping("/update/{id}")
+    public ResponseEntity<Void> updateExpense(@PathVariable long id, @RequestBody ExpenseCreationDTO expenseDTO,
                                                     BindingResult bindingResult) {
-        Expense expense = expenseMapper.toExpense(expenseDTO);
+        Expense expense = expenseService.getTransactionById(id);
+        ExpenseCategory category = expenseCategoryService.getCategoryById(expenseDTO.getExpenseCategory());
+        expense.setCategory(category);
+        expense.setAmount(expenseDTO.getAmount());
+
         if (!bindingResult.hasErrors()) {
             expenseService.createOrUpdate(expense);
-            return ResponseEntity.ok(expenseMapper.toDto(expense));
+            return ResponseEntity.status(HttpStatus.CREATED).build();
         } else {
             return ResponseEntity.notFound().build();
         }