1

src/main/java/com/example/nto/App.java

@@ -1,12 +1,16 @@
 package com.example.nto;
 
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
 /**
  * TODO: ДОРАБОТАТЬ в рамках задания
  * =================================
  * МОЖНО: Добавлять методы, аннотации, зависимости
  * НЕЛЬЗЯ: Изменять название класса и пакета
  */
+@SpringBootApplication
 public class App {
     public static void main(String[] args) {
+        SpringApplication.run(App.class, args);
     }
 }

src/main/java/com/example/nto/GlobalExceptionHandler.java

@@ -0,0 +1,35 @@
+package com.example.nto;
+
+import com.example.nto.exception.AlreadyBookedException;
+import com.example.nto.exception.CodeNotFoundException;
+import com.example.nto.exception.InvalidRequestException;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.http.converter.HttpMessageNotReadableException;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+
+@ControllerAdvice
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(InvalidRequestException.class)
+    public ResponseEntity<String> handleInvalidRequest(InvalidRequestException ex) {
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(ex.getMessage());
+    }
+
+    @ExceptionHandler(CodeNotFoundException.class)
+    public ResponseEntity<String> handleCodeNotFound(CodeNotFoundException ex) {
+        return ResponseEntity.status(HttpStatus.UNAUTHORIZED).body(ex.getMessage());
+    }
+
+    @ExceptionHandler(AlreadyBookedException.class)
+    public ResponseEntity<String> handleAlreadyBooked(AlreadyBookedException ex) {
+        return ResponseEntity.status(HttpStatus.CONFLICT).body(ex.getMessage());
+    }
+
+    // Обработка ошибок парсинга JSON
+    @ExceptionHandler(HttpMessageNotReadableException.class)
+    public ResponseEntity<String> handleJsonParseError(HttpMessageNotReadableException ex) {
+        return ResponseEntity.status(HttpStatus.BAD_REQUEST).body("что-то пошло не так");
+    }
+}

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

@@ -1,10 +1,113 @@
 package com.example.nto.controller;
 
+import com.example.nto.entity.Booking;
+import com.example.nto.entity.Employee;
+import com.example.nto.entity.Place;
+import com.example.nto.exception.AlreadyBookedException;
+import com.example.nto.exception.CodeNotFoundException;
+import com.example.nto.exception.InvalidRequestException;
+import com.example.nto.repository.BookingRepository;
+import com.example.nto.repository.EmployeeRepository;
+import com.example.nto.repository.PlaceRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.time.LocalDate;
+import java.time.temporal.ChronoUnit;
+import java.util.*;
+import java.util.stream.Collectors;
+
 /**
  * TODO: ДОРАБОТАТЬ в рамках задания
  * =================================
  * МОЖНО: Добавлять методы, аннотации, зависимости
  * НЕЛЬЗЯ: Изменять название класса и пакета
  */
+
+@RestController
+@RequestMapping("/api/{code}")
 public class BookingController {
+    @Autowired
+    private EmployeeRepository employeeRepository;
+
+    @Autowired
+    private PlaceRepository placeRepository;
+
+    @Autowired
+    private BookingRepository bookingRepository;
+
+    static class BookingRequest {
+        public LocalDate date;
+        public Long placeID;
+    }
+
+    @GetMapping("/booking")
+    public ResponseEntity<?> getAvailablePlaces(@PathVariable String code) {
+        Employee employee = employeeRepository.findByCode(code);
+        if (code == null || code.trim().isEmpty()) {
+            return ResponseEntity
+                    .badRequest()
+                    .body("что-то пошло не так");
+        }
+        if (employeeRepository.findByCode(code.trim()) == null) {
+            return ResponseEntity
+                    .status(HttpStatus.UNAUTHORIZED)
+                    .body("кода не существует");
+        }
+        LocalDate today = LocalDate.now();
+        Map<String, List<Map<String, Object>>> result = new LinkedHashMap<>();
+
+        for (int i = 0; i <= 3; i++) {
+            LocalDate date = today.plusDays(i);
+            String dateKey = date.toString();
+            List<Place> allPlaces = placeRepository.findAll();
+            List<Map<String, Object>> freePlaces = new ArrayList<>();
+            for (Place place : allPlaces) {
+                if (!bookingRepository.existsByDateAndPlace_Id(date, place.getId())) {
+                    Map<String, Object> placeInfo = new LinkedHashMap<>();
+                    placeInfo.put("id", place.getId());
+                    placeInfo.put("place", place.getPlaceName());
+                    freePlaces.add(placeInfo);
+                }
+            }
+
+            result.put(dateKey, freePlaces);
+        }
+
+        return ResponseEntity.ok(result);
+    }
+
+    @PostMapping("/book")
+    public ResponseEntity<String> book(@PathVariable String code, @RequestBody BookingRequest req) {
+        if (req == null || req.date == null || req.placeID == null) {
+            throw new InvalidRequestException();
+        }
+
+        Employee employee = employeeRepository.findByCode(code.trim());
+        if (employee == null) {
+            throw new CodeNotFoundException();
+        }
+
+        Place place = placeRepository.findById(req.placeID).orElse(null);
+        if (place == null) {
+            throw new InvalidRequestException();
+        }
+
+        if (bookingRepository.existsByDateAndPlace_Id(req.date, req.placeID)) {
+            throw new AlreadyBookedException();
+        }
+
+        Booking booking = new Booking();
+        booking.setDate(req.date);
+        booking.setPlace(place);
+        booking.setEmployee(employee);
+
+        bookingRepository.save(booking);
+
+        return ResponseEntity
+                .status(HttpStatus.CREATED)
+                .body("бронирование успешно создано");
+    }
 }

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

@@ -1,10 +1,87 @@
 package com.example.nto.controller;
 
+import com.example.nto.entity.Booking;
+import com.example.nto.entity.Employee;
+import com.example.nto.exception.CodeNotFoundException;
+import com.example.nto.exception.InvalidRequestException;
+import com.example.nto.repository.BookingRepository;
+import com.example.nto.repository.EmployeeRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+
 /**
  * TODO: ДОРАБОТАТЬ в рамках задания
  * =================================
  * МОЖНО: Добавлять методы, аннотации, зависимости
  * НЕЛЬЗЯ: Изменять название класса и пакета
  */
+@RestController
+@RequestMapping("/api/{code}")
 public class EmployeeController {
+    @Autowired
+    private EmployeeRepository employeeRepository;
+
+    @Autowired
+    private BookingRepository bookingRepository;
+
+    @GetMapping("/auth")
+    public ResponseEntity<?> checkAuth(@PathVariable String code) {
+        if (code == null || code.trim().isEmpty()) {
+            throw new InvalidRequestException();
+        }
+        if (employeeRepository.findByCode(code.trim()) == null) {
+            throw new CodeNotFoundException();
+        }
+        return ResponseEntity.status(200).body("данный код существует - можно пользоваться приложением");
+    }
+
+    @GetMapping("/info")
+    public ResponseEntity<?> getInfo(@PathVariable String code) {
+        if (code == null || code.trim().isEmpty()) {
+            throw new InvalidRequestException();
+        }
+        if (employeeRepository.findByCode(code.trim()) == null) {
+            throw new CodeNotFoundException();
+        }
+
+        String cleanCode = code.trim();
+        Employee employee = employeeRepository.findByCode(cleanCode);
+
+        if (employee == null) {
+            return ResponseEntity
+                    .status(HttpStatus.UNAUTHORIZED)
+                    .body("кода не существует");
+        }
+        List<Booking> bookings = bookingRepository.findByEmployee_Code(code);
+        Map<String, Object> response = getStringObjectMap(employee, bookings);
+        return ResponseEntity.ok(response);
+    }
+
+    private Map<String, Object> getStringObjectMap(Employee employee, List<Booking> bookings) {
+        Map<String, Object> response = new LinkedHashMap<>();
+        response.put("name", employee.getName());
+        response.put("photoUrl", employee.getPhotoUrl());
+
+        Map<String, Object> bookingMap = new HashMap<>();
+        for (Booking b : bookings) {
+            String dateStr = b.getDate().toString();
+            Map<String, Object> placeInfo = new HashMap<>();
+            placeInfo.put("id", b.getPlace().getId());
+            placeInfo.put("place", b.getPlace().getPlaceName());
+            bookingMap.put(dateStr, placeInfo);
+        }
+
+        response.put("booking", bookingMap);
+        return response;
+    }
 }

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

@@ -1,12 +1,7 @@
 package com.example.nto.entity;
 
-import jakarta.persistence.FetchType;
+import jakarta.persistence.*;
-import jakarta.persistence.JoinColumn;
+import lombok.*;
-import jakarta.persistence.ManyToOne;
-import lombok.AllArgsConstructor;
-import lombok.Builder;
-import lombok.Data;
-import lombok.NoArgsConstructor;
 
 import java.time.LocalDate;
 
@@ -17,19 +12,54 @@ import java.time.LocalDate;
  * МОЖНО: Добавлять методы, аннотации, зависимости
  * НЕЛЬЗЯ: Изменять название класса и пакета
  */
-@Data
+@Entity
-@Builder
+@Table(name = "booking")
+@Getter
+@Setter
 @NoArgsConstructor
 @AllArgsConstructor
 public class Booking {
+    public void setId(Long id) {
+        this.id = id;
+    }
 
-    private long id;
+    public void setDate(LocalDate date) {
+        this.date = date;
+    }
 
+    public void setPlace(Place place) {
+        this.place = place;
+    }
+
+    public void setEmployee(Employee employee) {
+        this.employee = employee;
+    }
+
+    public LocalDate getDate() {
+        return date;
+    }
+
+    public Place getPlace() {
+        return place;
+    }
+
+    public Employee getEmployee() {
+        return employee;
+    }
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(name = "date", nullable = false)
     private LocalDate date;
 
-    @ManyToOne(targetEntity = Place.class, fetch = FetchType.LAZY)
+    @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "place_id")
+    @JoinColumn(name = "place_id", nullable = false)
     private Place place;
 
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "employee_id", nullable = false)
     private Employee employee;
+
 }

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

@@ -1,10 +1,7 @@
 package com.example.nto.entity;
 
 import jakarta.persistence.*;
-import lombok.AllArgsConstructor;
+import lombok.*;
-import lombok.Builder;
-import lombok.Data;
-import lombok.NoArgsConstructor;
 
 import java.util.List;
 
@@ -15,20 +12,59 @@ import java.util.List;
  * МОЖНО: Добавлять методы, аннотации, зависимости
  * НЕЛЬЗЯ: Изменять название класса и пакета
  */
-@Data
+@Entity
-@Builder
+@Table(name = "employee")
+@Getter
+@Setter
 @NoArgsConstructor
 @AllArgsConstructor
 public class Employee {
 
-    private long id;
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
 
+    @Column(name = "name", nullable = false)
     private String name;
 
+    @Column(name = "code", nullable = false, unique = true)
     private String code;
 
+    @Column(name = "photo_url")
     private String photoUrl;
 
     @OneToMany(mappedBy = "employee", cascade = CascadeType.ALL, fetch = FetchType.LAZY)
     private List<Booking> bookingList;
+
+    public Long getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getCode() {
+        return code;
+    }
+
+    public String getPhotoUrl() {
+        return photoUrl;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public void setCode(String code) {
+        this.code = code;
+    }
+
+    public void setPhotoUrl(String photoUrl) {
+        this.photoUrl = photoUrl;
+    }
 }

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

@@ -1,12 +1,7 @@
 package com.example.nto.entity;
 
-import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.*;
-import jakarta.persistence.GenerationType;
+import lombok.*;
-import jakarta.persistence.Id;
-import lombok.AllArgsConstructor;
-import lombok.Builder;
-import lombok.Data;
-import lombok.NoArgsConstructor;
 
 
 /**
@@ -15,15 +10,29 @@ import lombok.NoArgsConstructor;
  * МОЖНО: Добавлять методы, аннотации, зависимости
  * НЕЛЬЗЯ: Изменять название класса и пакета
  */
-@Data
+@Entity
-@Builder
+@Table(name = "place")
-@NoArgsConstructor
-@AllArgsConstructor
 public class Place {
+    public Long getId() {
+        return id;
+    }
+    @Column(name = "place_name", nullable = false, unique = true)
+    public String getPlaceName() {
+        return place;
+    }
+
+    public void setPlaceName(String place) {
+        this.place = place;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    private long id;
+    private Long id;
 
+    @Column(name = "place_name", nullable = false, unique = true)
     private String place;
 }

src/main/java/com/example/nto/exception/AlreadyBookedException.java

@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class AlreadyBookedException extends RuntimeException {
+    public AlreadyBookedException() {
+        super("уже забронировано");
+    }
+}

src/main/java/com/example/nto/exception/CodeNotFoundException.java

@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class CodeNotFoundException extends RuntimeException {
+    public CodeNotFoundException() {
+        super("кода не существует");
+    }
+}

src/main/java/com/example/nto/exception/InvalidRequestException.java

@@ -0,0 +1,7 @@
+package com.example.nto.exception;
+
+public class InvalidRequestException extends RuntimeException {
+    public InvalidRequestException() {
+        super("что-то пошло не так");
+    }
+}

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

@@ -1,10 +1,21 @@
 package com.example.nto.repository;
 
+import com.example.nto.entity.Booking;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.time.LocalDate;
+import java.util.List;
+
 /**
  * TODO: ДОРАБОТАТЬ в рамках задания
  * =================================
  * МОЖНО: Добавлять методы, аннотации, зависимости
  * НЕЛЬЗЯ: Изменять название класса и пакета
  */
-public interface BookingRepository {
+@Repository
+public interface BookingRepository extends JpaRepository<Booking, Long> {
+    List<Booking> findByEmployee_Code(String code);
+    List<Booking> findByDate(LocalDate date);
+    boolean existsByDateAndPlace_Id(LocalDate date, Long placeId);
 }

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

@@ -1,10 +1,16 @@
 package com.example.nto.repository;
 
+import com.example.nto.entity.Employee;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
 /**
  * TODO: ДОРАБОТАТЬ в рамках задания
  * =================================
  * МОЖНО: Добавлять методы, аннотации, зависимости
  * НЕЛЬЗЯ: Изменять название класса и пакета
  */
-public interface EmployeeRepository {
+@Repository
+public interface EmployeeRepository extends JpaRepository<Employee, Long> {
+    Employee findByCode(String code);
 }

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

@@ -1,10 +1,16 @@
 package com.example.nto.repository;
 
+import com.example.nto.entity.Place;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
 /**
  * TODO: ДОРАБОТАТЬ в рамках задания
  * =================================
  * МОЖНО: Добавлять методы, аннотации, зависимости
  * НЕЛЬЗЯ: Изменять название класса и пакета
  */
-public interface PlaceRepository {
+@Repository
+public interface PlaceRepository  extends JpaRepository<Place, Long> {
+
 }

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

@@ -8,3 +8,4 @@ package com.example.nto.service;
  */
 public interface BookingService {
 }
+