maybe ready

src/main/java/com/example/nto/dto/BookRequestDto.java

@@ -0,0 +1,17 @@
+package com.example.nto.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.time.LocalDate;
+
+@Data
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+public class BookRequestDto {
+    private LocalDate date;
+    private long placeID;
+}

src/main/java/com/example/nto/dto/BookedPlacesDto.java

@@ -0,0 +1,13 @@
+package com.example.nto.dto;
+
+import lombok.Builder;
+import lombok.Data;
+
+import java.time.LocalDate;
+
+@Data
+@Builder
+public class BookedPlacesDto {
+    private LocalDate date;
+    private String place;
+}

src/main/java/com/example/nto/dto/EmployeeInfoWithBookingDto.java

@@ -11,5 +11,5 @@ import java.util.Map;
 public class EmployeeInfoWithBookingDto {
     private String name;
     private String photoUrl;
-    Map<LocalDate, BookingRecordDto> booking;
+    private Map<LocalDate, BookingRecordDto> booking;
 }

src/main/java/com/example/nto/dto/PlaceRecordDto.java

@@ -0,0 +1,11 @@
+package com.example.nto.dto;
+
+import lombok.Builder;
+import lombok.Data;
+
+@Data
+@Builder
+public class PlaceRecordDto {
+    private long id;
+    private String place;
+}

src/main/java/com/example/nto/dto/PlaceWithDateDto.java

@@ -0,0 +1,19 @@
+package com.example.nto.dto;
+
+import lombok.Builder;
+import lombok.Data;
+
+import java.time.LocalDate;
+
+@Data
+public class PlaceWithDateDto {
+    private LocalDate date;
+    private long id;
+    private String place;
+
+    public PlaceWithDateDto(java.sql.Date date, long id, String place) {
+        this.date = date.toLocalDate();
+        this.id = id;
+        this.place = place;
+    }
+}

src/main/java/com/example/nto/dto/mapper/ListPlaceWithDateDtoMapper.java

@@ -0,0 +1,32 @@
+package com.example.nto.dto.mapper;
+
+import com.example.nto.dto.PlaceRecordDto;
+import com.example.nto.dto.PlaceWithDateDto;
+import lombok.experimental.UtilityClass;
+
+import java.time.LocalDate;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+@UtilityClass
+public class ListPlaceWithDateDtoMapper {
+    public static Map<LocalDate, List<PlaceRecordDto>> toMapLocalDateListPlaceRecordDto(List<PlaceWithDateDto> d) {
+        if (d == null) {
+            return new HashMap<>();
+        }
+
+        return d.stream()
+                .collect(Collectors.groupingBy(
+                        PlaceWithDateDto::getDate,
+                        Collectors.mapping(
+                                placeWithDate -> PlaceRecordDto.builder()
+                                        .id(placeWithDate.getId())
+                                        .place(placeWithDate.getPlace())
+                                        .build(),
+                                Collectors.toList()
+                        )
+                ));
+    }
+}