16th-1

gateway/src/main/java/ru/practicum/shareit/api/RequestHttpHeaders.java

@@ -0,0 +1,8 @@
+package ru.practicum.shareit.api;
+
+import lombok.experimental.UtilityClass;
+
+@UtilityClass
+public class RequestHttpHeaders {
+    public static final String USER_ID = "X-Sharer-User-Id";
+}

gateway/src/main/java/ru/practicum/shareit/api/ValidateCreateRequest.java

@@ -0,0 +1,4 @@
+package ru.practicum.shareit.api;
+
+public interface ValidateCreateRequest {
+}

gateway/src/main/java/ru/practicum/shareit/api/ValidateUpdateRequest.java

@@ -0,0 +1,4 @@
+package ru.practicum.shareit.api;
+
+public interface ValidateUpdateRequest {
+}

gateway/src/main/java/ru/practicum/shareit/booking/client/BookingClient.java

@@ -0,0 +1,55 @@
+package ru.practicum.shareit.booking.client;
+
+import java.util.Map;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.web.client.RestTemplateBuilder;
+import org.springframework.http.ResponseEntity;
+import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
+import org.springframework.stereotype.Service;
+import org.springframework.web.util.DefaultUriBuilderFactory;
+
+import ru.practicum.shareit.booking.dto.BookingSaveDto;
+import ru.practicum.shareit.booking.dto.BookingState;
+import ru.practicum.shareit.client.BaseClient;
+
+@Service
+public class BookingClient extends BaseClient {
+    private static final String API_PREFIX = "/bookings";
+    private static final String BOOKING_ID_PATH = "/{bookingId}";
+    private static final String BOOKING_PATH = BOOKING_ID_PATH + "?approved={approved}";
+    private static final String ALL_USER_BOOKINGS_PATH = "?state={state}&from={from}&size={size}";
+    private static final String ALL_USER_ITEMS_BOOKINGS_PATH = "/owner/?state={state}";
+
+    @Autowired
+    public BookingClient(@Value("${shareit-server.url}") String serverUrl, RestTemplateBuilder builder) {
+        super(builder.uriTemplateHandler(new DefaultUriBuilderFactory(serverUrl + API_PREFIX))
+                .requestFactory(() -> new HttpComponentsClientHttpRequestFactory())
+                .build());
+    }
+
+    public ResponseEntity<Object> addBooking(Integer userId, BookingSaveDto bookingSaveDto) {
+        return post("", userId, bookingSaveDto);
+    }
+
+    public ResponseEntity<Object> manageBooking(Integer userId, Integer bookingId, Boolean approved) {
+        Map<String, Object> uriVariables = Map.of("bookingId",bookingId,"approved", approved);
+        return patch(BOOKING_PATH, userId, uriVariables);
+    }
+
+    public ResponseEntity<Object> getBooking(Integer userId, Integer bookingId) {
+        Map<String, Object> uriVariables = Map.of("bookingId", bookingId);
+        return get(BOOKING_ID_PATH, userId, uriVariables);
+    }
+
+    public ResponseEntity<Object> getAllUserBookings(Integer userId, BookingState state, Integer from, Integer size) {
+        Map<String, Object> uriVariables = Map.of("state", state.name(), "from", from, "size", size);
+        return get(ALL_USER_BOOKINGS_PATH, userId, uriVariables);
+    }
+
+    public ResponseEntity<Object> getAllUserItemsBookings(Integer userId, BookingState state) {
+        Map<String, Object> uriVariables = Map.of("state", state.name());
+        return get(ALL_USER_ITEMS_BOOKINGS_PATH, userId, uriVariables);
+    }
+}

gateway/src/main/java/ru/practicum/shareit/booking/controller/BookingController.java

@@ -0,0 +1,68 @@
+package ru.practicum.shareit.booking.controller;
+
+import jakarta.validation.Valid;
+import jakarta.validation.constraints.Positive;
+import jakarta.validation.constraints.PositiveOrZero;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.*;
+import ru.practicum.shareit.api.RequestHttpHeaders;
+import ru.practicum.shareit.booking.client.BookingClient;
+import ru.practicum.shareit.booking.dto.BookingSaveDto;
+import ru.practicum.shareit.booking.dto.BookingState;
+import ru.practicum.shareit.exceptions.NotValidException;
+
+
+@Controller
+@RequestMapping(path = "/bookings")
+@RequiredArgsConstructor
+@Slf4j
+@Validated
+public class BookingController {
+    private final BookingClient bookingClient;
+
+    @PostMapping
+    public ResponseEntity<Object> addBooking(@RequestHeader(RequestHttpHeaders.USER_ID) Integer userId,
+                                             @RequestBody @Valid BookingSaveDto bookingSaveDto) {
+        return bookingClient.addBooking(userId, bookingSaveDto);
+    }
+
+    @PatchMapping("/{bookingId}")
+    public ResponseEntity<Object> manageBooking(@RequestHeader(RequestHttpHeaders.USER_ID) Integer userId,
+                                                @PathVariable Integer bookingId,
+                                                @RequestParam Boolean approved) {
+        return bookingClient.manageBooking(userId, bookingId, approved);
+    }
+
+    @GetMapping("/{bookingId}")
+    public ResponseEntity<Object> getBooking(@RequestHeader(RequestHttpHeaders.USER_ID) Integer userId,
+                                             @PathVariable Integer bookingId) {
+        return bookingClient.getBooking(userId, bookingId);
+    }
+
+    @GetMapping
+    public ResponseEntity<Object> getAllUserBookings(@RequestHeader(RequestHttpHeaders.USER_ID) Integer userId,
+                                                     @RequestParam(defaultValue = "all") String state,
+                                                     @RequestParam(defaultValue = "0") @PositiveOrZero Integer from,
+                                                     @RequestParam(defaultValue = "10") @Positive Integer size) {
+        BookingState bookingState = getBookingState(state);
+        return bookingClient.getAllUserBookings(userId, bookingState, from, size);
+    }
+
+    @GetMapping("/owner")
+    public ResponseEntity<Object> getAllUserItemsBookings(@RequestHeader(RequestHttpHeaders.USER_ID) Integer userId,
+                                                          @RequestParam(defaultValue = "all") String state) {
+        BookingState bookingState = getBookingState(state);
+
+        return bookingClient.getAllUserItemsBookings(userId, bookingState);
+    }
+
+    private BookingState getBookingState(String state) {
+        return BookingState.from(state)
+                .orElseThrow(() -> new NotValidException(BookingState.class, state + " not valid"));
+    }
+
+}

gateway/src/main/java/ru/practicum/shareit/booking/dto/BookingSaveDto.java

@@ -0,0 +1,21 @@
+package ru.practicum.shareit.booking.dto;
+
+import jakarta.validation.constraints.FutureOrPresent;
+import jakarta.validation.constraints.NotNull;
+import lombok.AccessLevel;
+import lombok.Data;
+import lombok.experimental.FieldDefaults;
+import ru.practicum.shareit.validation.DateTimeStartBeforeEnd;
+
+import java.time.LocalDateTime;
+
+@Data
+@FieldDefaults(level = AccessLevel.PRIVATE)
+@DateTimeStartBeforeEnd
+public class BookingSaveDto {
+    @NotNull
+    Integer itemId;
+    @FutureOrPresent
+    LocalDateTime start;
+    LocalDateTime end;
+}

gateway/src/main/java/ru/practicum/shareit/booking/dto/BookingState.java

@@ -3,25 +3,20 @@
 import java.util.Optional;
 
 public enum BookingState {
-	// Все
-	ALL,
-	// Текущие
-	CURRENT,
-	// Будущие
-	FUTURE,
-	// Завершенные
-	PAST,
-	// Отклоненные
-	REJECTED,
-	// Ожидающие подтверждения
-	WAITING;
 
-	public static Optional<BookingState> from(String stringState) {
-		for (BookingState state : values()) {
-			if (state.name().equalsIgnoreCase(stringState)) {
-				return Optional.of(state);
-			}
-		}
-		return Optional.empty();
-	}
+    ALL,
+    CURRENT,
+    FUTURE,
+    PAST,
+    REJECTED,
+    WAITING;
+
+    public static Optional<BookingState> from(String stringState) {
+        for (BookingState state : values()) {
+            if (state.name().equalsIgnoreCase(stringState)) {
+                return Optional.of(state);
+            }
+        }
+        return Optional.empty();
+    }
 }