src/main/java/com/example/nto/controller/BookingController.java

@@ -2,9 +2,13 @@ package com.example.nto.controller;
 
 import com.example.nto.entity.Booking;
 import com.example.nto.service.BookingService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
 import java.time.LocalDate;
+import java.util.List;
+import java.util.Map;
 
 /**
  * TODO: ДОРАБОТАТЬ в рамках задания
@@ -12,9 +16,22 @@ import java.time.LocalDate;
  * МОЖНО: Добавлять методы, аннотации, зависимости
  * НЕЛЬЗЯ: Изменять название класса и пакета
  */
-//@RestController
-//@RequestMapping("/api")
-//public class BookingController {
-//
-//
-//}
+@RestController
+@RequestMapping("/api")
+public class BookingController {
+
+    private final BookingService bookingService;
+
+    @Autowired
+    public BookingController(BookingService bookingService) {
+        this.bookingService = bookingService;
+    }
+
+    @GetMapping("/{code}/booking")
+    public ResponseEntity<Map<String, List<Booking.AvailablePlaceDto>>> getAvailablePlaces(
+            @PathVariable String code
+    ) {
+        Map<String, List<Booking.AvailablePlaceDto>> response = bookingService.getAvailablePlaces(code);
+        return ResponseEntity.ok(response);
+    }
+}

src/main/java/com/example/nto/entity/Booking.java

@@ -37,4 +37,12 @@ public class Booking {
     @JoinColumn(name = "employee_id")
     @JsonBackReference
     private Employee employee;
+
+
+
+    @Data
+    public static class AvailablePlaceDto {
+        private long id;
+        private String place;
+    }
 }

src/main/java/com/example/nto/repository/BookingRepository.java

@@ -6,6 +6,7 @@ import org.springframework.stereotype.Repository;
 import org.springframework.stereotype.Service;
 
 import java.sql.Date;
+import java.time.LocalDate;
 import java.util.List;
 import java.util.Optional;
 
@@ -18,7 +19,7 @@ import java.util.Optional;
 @Service
 @Repository
 public interface BookingRepository extends JpaRepository<Booking, Long> {
-    Optional<Booking> findById(long id);
+    List<Booking> findByDateAndEmployeeByCode(List<LocalDate> dates, String code);
 
-    List<Booking> findByEmployee_Code(String code);
+    Optional<Booking> findById(String code);
 }

src/main/java/com/example/nto/repository/PlaceRepository.java

@@ -13,5 +13,4 @@ import java.util.Optional;
  * НЕЛЬЗЯ: Изменять название класса и пакета
  */
 public interface PlaceRepository extends JpaRepository<Place, Long> {
-    Optional<Place> findPlaceById(long id);
 }

src/main/java/com/example/nto/service/BookingService.java

@@ -4,6 +4,7 @@ import com.example.nto.entity.Booking;
 import com.example.nto.entity.Employee;
 
 import java.util.List;
+import java.util.Map;
 import java.util.Optional;
 
 /**
@@ -14,6 +15,7 @@ import java.util.Optional;
  */
 public interface BookingService {
     List<Booking> getAll();
-    Optional<Booking> getById(long id);
+    Optional<Booking> getBookingById(String code);
 
+    Map<String, List<Booking.AvailablePlaceDto>> getAvailablePlaces(String code);
 }

src/main/java/com/example/nto/service/impl/BookingServiceImpl.java

@@ -1,13 +1,19 @@
 package com.example.nto.service.impl;
 
 import com.example.nto.entity.Booking;
+import com.example.nto.entity.Employee;
+import com.example.nto.entity.Place;
 import com.example.nto.repository.BookingRepository;
+import com.example.nto.repository.EmployeeRepository;
+import com.example.nto.repository.PlaceRepository;
 import com.example.nto.service.BookingService;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 import org.springframework.stereotype.Service;
 
-import java.util.List;
-import java.util.Optional;
+import java.time.LocalDate;
+import java.util.*;
+import java.util.stream.Collectors;
 
 /**
  * TODO: ДОРАБОТАТЬ в рамках задания
@@ -20,10 +26,8 @@ import java.util.Optional;
 public class BookingServiceImpl implements BookingService {
 
     private final BookingRepository bookingRepository;
-
-    public BookingServiceImpl(BookingRepository bookingRepository) {
-        this.bookingRepository = bookingRepository;
-    }
+    private final PlaceRepository placeRepository;
+    private final EmployeeRepository employeeRepository;
 
     @Override
     public List<Booking> getAll() {
@@ -31,8 +35,72 @@ public class BookingServiceImpl implements BookingService {
     }
 
     @Override
-    public Optional<Booking> getById(long id) {
-        return bookingRepository.findById(id);
+    public Optional<Booking> getBookingById(String code) {
+        return bookingRepository.findById(code);
     }
 
+    @Autowired
+    public BookingServiceImpl(BookingRepository bookingRepository, PlaceRepository placeRepository,
+                              EmployeeRepository employeeRepository) {
+        this.bookingRepository = bookingRepository;
+        this.placeRepository = placeRepository;
+        this.employeeRepository = employeeRepository;
+    }
+    public Map<String, List<Booking.AvailablePlaceDto>> getAvailablePlaces(String employeeCode) {
+        // 1. Получаем сотрудника (для контекста)
+        Employee employee = employeeRepository.findByCode(employeeCode)
+                .orElseThrow(() -> new RuntimeException("Employee not found"));
+
+        // 2. Определяем диапазон дат: сегодня + 3 дня
+        LocalDate today = LocalDate.now();
+        List<LocalDate> targetDates = List.of(
+                today,
+                today.plusDays(1),
+                today.plusDays(2),
+                today.plusDays(3)
+        );
+
+        // 3. Получаем все места из БД
+        List<Place> allPlaces = placeRepository.findAll();
+
+        // 4. Находим все бронирования на целевые даты
+        List<Booking> bookings = bookingRepository.findByDateAndEmployeeByCode(targetDates, employeeCode);
+
+        // 5. Группируем бронирования по датам
+        Map<LocalDate, List<Booking>> bookingsByDate = bookings.stream()
+                .collect(Collectors.groupingBy(Booking::getDate));
+
+        // 6. Формируем итоговый ответ
+        Map<String, List<Booking.AvailablePlaceDto>> result = new HashMap<>();
+
+        for (LocalDate date : targetDates) {
+            String dateKey = date.toString(); // Формат: "yyyy-MM-dd"
+
+            // Берём бронирования на эту дату
+            List<Booking> dayBookings = bookingsByDate.getOrDefault(date, List.of());
+
+            // Собираем ID занятых мест
+            Set<Long> occupiedPlaceIds = dayBookings.stream()
+                    .map(booking -> booking.getPlace().getId())
+                    .collect(Collectors.toSet());
+
+            // Фильтруем свободные места
+            List<Booking.AvailablePlaceDto> available = allPlaces.stream()
+                    .filter(place -> !occupiedPlaceIds.contains(place.getId()))
+                    .map(place -> {
+                        Booking.AvailablePlaceDto dto = new Booking.AvailablePlaceDto();
+                        dto.setId(place.getId());
+                        dto.setPlace(place.getPlace());
+                        return dto;
+                    })
+                    .collect(Collectors.toList());
+
+            result.put(dateKey, available);
+        }
+
+        return result;
+    }
 }
+
+
+