Merge pull request #180 from CODESQUAD-AIRBNB/develop-BE

[Team-24][BE] airbnb 프로젝트 PR #3

be/build.gradle

@@ -21,6 +21,7 @@ repositories {
 dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
 	implementation 'org.springframework.boot:spring-boot-starter-web'
+	implementation 'org.springframework.boot:spring-boot-starter-validation'
 	compileOnly 'org.projectlombok:lombok'
 	runtimeOnly 'com.h2database:h2'
 	annotationProcessor 'org.projectlombok:lombok'

be/src/main/java/kr/codesquad/airbnb/AirbnbApplication.java

@@ -2,7 +2,9 @@
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.web.servlet.ServletComponentScan;
 
+@ServletComponentScan
 @SpringBootApplication
 public class AirbnbApplication {
 

be/src/main/java/kr/codesquad/airbnb/AuthenticationFilter.java

@@ -0,0 +1,48 @@
+package kr.codesquad.airbnb;
+
+import kr.codesquad.airbnb.exception.ErrorCode;
+import kr.codesquad.airbnb.response.ErrorResponse;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.filter.GenericFilterBean;
+
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.annotation.WebFilter;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+@WebFilter(urlPatterns = "/api/*")
+@Slf4j
+public class AuthenticationFilter extends GenericFilterBean {
+
+    @Override
+    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
+        HttpServletRequest req = (HttpServletRequest) request;
+        String token = req.getHeader("token");
+
+        if (!token.equals("member1")) {
+            setForbiddenResponse((HttpServletResponse) response);
+            return;
+        }
+
+        chain.doFilter(request, response);
+    }
+
+    public void setForbiddenResponse(HttpServletResponse response) {
+        ErrorCode errorCode = ErrorCode.FORBIDDEN_USER;
+        log.error("AuthenticationFilter reject request to server. cause = {}", errorCode.getDetail());
+        response.setStatus(errorCode.getHttpStatus().value());
+        response.setContentType("application/json");
+        response.setCharacterEncoding("UTF-8");
+        ErrorResponse errorResponse = new ErrorResponse(errorCode);
+        try {
+            String json = errorResponse.convertToJson();
+            response.getWriter().write(json);
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}

be/src/main/java/kr/codesquad/airbnb/controller/RoomController.java

@@ -0,0 +1,32 @@
+package kr.codesquad.airbnb.controller;
+
+import kr.codesquad.airbnb.dto.RoomPriceStatisticRequest;
+import kr.codesquad.airbnb.exception.CustomException;
+import kr.codesquad.airbnb.exception.ErrorCode;
+import kr.codesquad.airbnb.response.CommonResponse;
+import kr.codesquad.airbnb.service.RoomService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.*;
+
+import javax.validation.Valid;
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/v1")
+public class RoomController {
+
+    private final RoomService roomService;
+
+    /**
+     * 체크인, 체크아웃 날짜를 입력받고, 예약 가능한 숙소의 1박 요금 통계를 반환
+     */
+    @ResponseBody
+    @GetMapping("/rooms/statistic/price")
+    public CommonResponse viewRoomPriceStatistic(@ModelAttribute @Valid RoomPriceStatisticRequest roomPriceStatisticRequest) {
+        if (roomPriceStatisticRequest.getCheckIn().isAfter(roomPriceStatisticRequest.getCheckOut())) {
+            throw new CustomException(ErrorCode.FORBIDDEN_CHECK_OUT_DATE_IS_BEFORE_CHECK_IN);
+        }
+
+        return CommonResponse.okCommonResponse(roomService.findStatisticOfRoomPrice(roomPriceStatisticRequest));
+    }
+}

be/src/main/java/kr/codesquad/airbnb/domain/Amenity.java

@@ -1,12 +1,18 @@
 package kr.codesquad.airbnb.domain;
 
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
+import java.util.ArrayList;
 import java.util.List;
 
 @Entity
 @Getter
+@AllArgsConstructor
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
 public class Amenity {
 
     @Id
@@ -17,5 +23,5 @@ public class Amenity {
     private String name;
 
     @OneToMany(mappedBy = "amenity")
-    private List<RoomAmenity> roomAmenities;
+    private final List<RoomAmenity> roomAmenities = new ArrayList<>();
 }

be/src/main/java/kr/codesquad/airbnb/domain/Booking.java

@@ -1,12 +1,18 @@
 package kr.codesquad.airbnb.domain;
 
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
 import java.time.LocalDate;
+import java.time.LocalDateTime;
 
 @Entity
 @Getter
+@AllArgsConstructor
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
 public class Booking {
 
     @Id
@@ -29,4 +35,5 @@ public class Booking {
     private Guest guest;
 
     private Integer totalPrice;
+    private LocalDateTime createdAt;
 }

be/src/main/java/kr/codesquad/airbnb/domain/DiscountTax.java

@@ -1,13 +1,18 @@
 package kr.codesquad.airbnb.domain;
 
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
 import java.util.ArrayList;
 import java.util.List;
 
 @Entity
 @Getter
+@AllArgsConstructor
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
 public class DiscountTax {
 
     @Id
@@ -19,5 +24,5 @@ public class DiscountTax {
     private Integer rate;
 
     @OneToMany(mappedBy = "discountTax")
-    private List<RoomDiscountTax> roomDiscountTax = new ArrayList<>();
+    private final List<RoomDiscountTax> roomDiscountTax = new ArrayList<>();
 }

be/src/main/java/kr/codesquad/airbnb/domain/Guest.java

@@ -1,11 +1,16 @@
 package kr.codesquad.airbnb.domain;
 
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.Embeddable;
 
 @Embeddable
 @Getter
+@AllArgsConstructor
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
 public class Guest {
 
     private Integer adults;

be/src/main/java/kr/codesquad/airbnb/domain/Location.java

@@ -1,11 +1,16 @@
 package kr.codesquad.airbnb.domain;
 
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.Embeddable;
 
 @Embeddable
 @Getter
+@AllArgsConstructor
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
 public class Location {
 
     private String address;

be/src/main/java/kr/codesquad/airbnb/domain/Member.java

@@ -1,13 +1,19 @@
 package kr.codesquad.airbnb.domain;
 
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
+import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.List;
 
 @Entity
 @Getter
+@AllArgsConstructor
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
 public class Member {
 
     @Id
@@ -18,5 +24,7 @@ public class Member {
     private String name;
 
     @OneToMany(mappedBy = "member")
-    private List<Booking> bookings = new ArrayList<>();
+    private final List<Booking> bookings = new ArrayList<>();
+
+    private LocalDateTime createdAt;
 }

be/src/main/java/kr/codesquad/airbnb/domain/Room.java

@@ -1,13 +1,18 @@
 package kr.codesquad.airbnb.domain;
 
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
 import java.util.ArrayList;
 import java.util.List;
 
 @Entity
 @Getter
+@AllArgsConstructor
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
 public class Room {
 
     @Id
@@ -16,7 +21,7 @@ public class Room {
     private Long id;
 
     @OneToMany(mappedBy = "room")
-    private List<Booking> bookings = new ArrayList<>();
+    private final List<Booking> bookings = new ArrayList<>();
 
     private String name;
     private String image;
@@ -28,11 +33,11 @@ public class Room {
     private Double bathroom;
 
     @OneToMany(mappedBy = "room")
-    private List<RoomAmenity> roomAmenities = new ArrayList<>();
+    private final List<RoomAmenity> roomAmenities = new ArrayList<>();
 
     @Embedded
     private Location location;
 
     @OneToMany(mappedBy = "room")
-    private List<RoomDiscountTax> roomDiscountTaxes = new ArrayList<>();
+    private final List<RoomDiscountTax> roomDiscountTaxes = new ArrayList<>();
 }

be/src/main/java/kr/codesquad/airbnb/domain/RoomAmenity.java

@@ -1,12 +1,17 @@
 package kr.codesquad.airbnb.domain;
 
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
 
 //숙소 엔티티와 편의시설 엔티티의 다대다 연결을 위한 엔티티
 @Entity
 @Getter
+@AllArgsConstructor
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
 public class RoomAmenity {
 
     @Id

be/src/main/java/kr/codesquad/airbnb/domain/RoomDiscountTax.java

@@ -1,12 +1,17 @@
 package kr.codesquad.airbnb.domain;
 
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
 import lombok.Getter;
+import lombok.NoArgsConstructor;
 
 import javax.persistence.*;
 
 //숙소 엔티티와 할인&세금 엔티티의 다대다 연결을 위한 엔티티
 @Entity
 @Getter
+@AllArgsConstructor
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
 public class RoomDiscountTax {
 
     @Id

be/src/main/java/kr/codesquad/airbnb/dto/CategorizedPrice.java

@@ -0,0 +1,17 @@
+package kr.codesquad.airbnb.dto;
+
+import lombok.Getter;
+
+@Getter
+public class CategorizedPrice {
+
+    private Integer min;
+    private Integer max;
+    private Integer count;
+
+    public CategorizedPrice(RangeOfPrice rangeOfPrice, Integer count) {
+        this.min = rangeOfPrice.getMin();
+        this.max = rangeOfPrice.getMax();
+        this.count = count;
+    }
+}

be/src/main/java/kr/codesquad/airbnb/dto/RangeOfPrice.java

@@ -0,0 +1,37 @@
+package kr.codesquad.airbnb.dto;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+@RequiredArgsConstructor
+@Getter
+public enum RangeOfPrice {
+
+    RANGE_0_TO_50000(0, 50000),
+    RANGE_50001_TO_100000(50001, 100000),
+    RANGE_100001_TO_150000(100001, 150000),
+    RANGE_150001_TO_200000(150001, 200000),
+    RANGE_200001_TO_250000(200001, 250000),
+    RANGE_250001_TO_300000(250001, 300000),
+    RANGE_300001_TO_350000(300001, 350000),
+    RANGE_350001_TO_400000(350001, 400000),
+    RANGE_400001_TO_450000(400001, 450000),
+    RANGE_450001_TO_500000(450001, 500000),
+    RANGE_500001_TO_550000(500001, 550000),
+    RANGE_550001_TO_600000(550001, 600000),
+    RANGE_600001_TO_650000(600001, 650000),
+    RANGE_650001_TO_700000(650001, 700000),
+    RANGE_700001_TO_750000(700001, 750000),
+    RANGE_750001_TO_800000(750001, 800000),
+    RANGE_800001_TO_850000(800001, 850000),
+    RANGE_850001_TO_900000(850001, 900000),
+    RANGE_900001_TO_950000(900001, 950000),
+    RANGE_950001_TO_1000000(950001, 1000000),
+    RANGE_1000001_TO_1050000(1000001, 1050000),
+    RANGE_1050001_TO_1100000(1050001, 1100000),
+
+    ;
+
+    private final Integer min;
+    private final Integer max;
+}