fix: List in User response instead of Map

src/main/java/eu/ztsh/wymiana/util/UserMapper.java

@@ -4,6 +4,7 @@ import eu.ztsh.wymiana.data.entity.CurrencyEntity;
 import eu.ztsh.wymiana.data.entity.UserEntity;
 import eu.ztsh.wymiana.model.User;
 import eu.ztsh.wymiana.web.model.UserCreateRequest;
+import eu.ztsh.wymiana.web.model.UserResponse;
 
 import java.util.List;
 
@@ -19,6 +20,10 @@ public class UserMapper {
             CurrencyMapper.pojoMapToEntities(pojo.currencies(), pojo.pesel()));
     }
 
+    public static UserResponse pojoToResponse(User pojo) {
+        return new UserResponse(pojo.name(), pojo.surname(), pojo.pesel(), pojo.currencies().values().stream().toList());
+    }
+
     public static UserEntity requestToEntity(UserCreateRequest request) {
         return new UserEntity(request.pesel(), request.name(), request.surname(),
             List.of(new CurrencyEntity(request.pesel(), "PLN", request.initial())));

src/main/java/eu/ztsh/wymiana/web/controller/ExchangeController.java

@@ -2,9 +2,9 @@ package eu.ztsh.wymiana.web.controller;
 
 import eu.ztsh.wymiana.exception.InsufficientFundsException;
 import eu.ztsh.wymiana.exception.UserNotFoundException;
-import eu.ztsh.wymiana.model.User;
 import eu.ztsh.wymiana.service.CurrencyService;
 import eu.ztsh.wymiana.web.model.CurrencyExchangeRequest;
+import eu.ztsh.wymiana.web.model.UserResponse;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.media.Content;
 import io.swagger.v3.oas.annotations.media.Schema;
@@ -33,7 +33,8 @@ public class ExchangeController {
     @ApiResponses(value = {
         @ApiResponse(responseCode = "200",
             description = "Exchange performed successfully",
-            content = @Content(mediaType = MediaType.APPLICATION_JSON_VALUE, schema = @Schema(implementation = User.class))),
+            content = @Content(mediaType = MediaType.APPLICATION_JSON_VALUE,
+                schema = @Schema(implementation = UserResponse.class))),
         @ApiResponse(responseCode = "400",
             description = "Insufficient funds",
             content = @Content(mediaType = MediaType.TEXT_PLAIN_VALUE)),

src/main/java/eu/ztsh/wymiana/web/controller/UserController.java

@@ -2,10 +2,11 @@ package eu.ztsh.wymiana.web.controller;
 
 import eu.ztsh.wymiana.exception.UserAlreadyExistsException;
 import eu.ztsh.wymiana.exception.UserNotFoundException;
-import eu.ztsh.wymiana.model.User;
 import eu.ztsh.wymiana.service.UserService;
+import eu.ztsh.wymiana.util.UserMapper;
 import eu.ztsh.wymiana.validation.ValidationFailedException;
 import eu.ztsh.wymiana.web.model.UserCreateRequest;
+import eu.ztsh.wymiana.web.model.UserResponse;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.media.Content;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
@@ -42,9 +43,10 @@ public class UserController {
         @ApiResponse(responseCode = "500", description = "Another error has occurred", content = @Content)
     })
     @GetMapping("{pesel}")
-    public ResponseEntity<User> get(@PathVariable("pesel") String pesel) {
+    public ResponseEntity<UserResponse> get(@PathVariable("pesel") String pesel) {
         try {
             return userService.get(pesel)
+                .map(UserMapper::pojoToResponse)
                 .map(ResponseEntity::ok)
                 .orElseThrow(() -> new UserNotFoundException(pesel));
         } catch (Exception e) {

src/main/java/eu/ztsh/wymiana/web/model/UserResponse.java

@@ -0,0 +1,9 @@
+package eu.ztsh.wymiana.web.model;
+
+import eu.ztsh.wymiana.model.Currency;
+
+import java.util.List;
+
+public record UserResponse(String name, String surname, String pesel, List<Currency> currencies) {
+
+}