[Spring MVC] 김남우 미션제출합니다

build.gradle

@@ -14,8 +14,11 @@ repositories {
 
 dependencies {
     implementation 'org.springframework.boot:spring-boot-starter'
+    implementation 'org.springframework.boot:spring-boot-starter-web'
+    implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
     testImplementation 'org.springframework.boot:spring-boot-starter-test'
     testImplementation 'io.rest-assured:rest-assured:5.3.1'
+
 }
 
 test {

src/main/java/roomescape/RoomescapeController.java

@@ -0,0 +1,12 @@
+package roomescape;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.GetMapping;
+
+@Controller
+public class RoomescapeController {
+  @GetMapping("/")
+  public String home() {
+    return "home";
+  }
+}

src/main/java/roomescape/controller/ReservationController.java

@@ -0,0 +1,68 @@
+// ReservationController.java
+package roomescape.controller;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.atomic.AtomicLong;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import roomescape.model.Reservation;
+import roomescape.exception.BadRequestReservationException;
+
+@RestController // RestController로 변경
+@RequestMapping("/reservations")
+public class ReservationController {
+    private List<Reservation> reservations = new ArrayList<>();
+    private AtomicLong index = new AtomicLong(0);
+
+    public void reset() {
+        reservations.clear();
+        index.set(0);
+    }
+
+    @GetMapping
+    public List<Reservation> getReservation() {
+        return reservations;
+    }
+
+    @PostMapping
+    public ResponseEntity<Reservation> addReservation(@RequestBody Reservation newReservation) {
+        // 예외 조건 추가
+        if (newReservation.getName() == null || newReservation.getName().isBlank() ||
+            newReservation.getDate() == null || newReservation.getDate().isBlank() ||
+            newReservation.getTime() == null || newReservation.getTime().isBlank()) {
+            throw new BadRequestReservationException("Required fields are missing.");
+        }
+
+        long id = index.incrementAndGet();
+        Reservation reservation = new Reservation(
+                id,
+                newReservation.getName(),
+                newReservation.getDate(),
+                newReservation.getTime()
+        );
+        reservations.add(reservation);
+        return ResponseEntity.status(HttpStatus.CREATED)
+                .header("Location", "/reservations/" + id)
+                .body(reservation);
+    }
+
+    @DeleteMapping("/{id}")
+    public ResponseEntity<Void> deleteReservation(@PathVariable Long id) {
+        boolean removed = reservations.removeIf(r -> r.getId().equals(id));
+        if (removed) {
+          return ResponseEntity.noContent().build();
+        } else {
+          throw new BadRequestReservationException("Reservation not found.");
+        }
+    }
+}

src/main/java/roomescape/exception/BadRequestReservationException.java

@@ -0,0 +1,7 @@
+package roomescape.exception;
+
+public class BadRequestReservationException extends RuntimeException {
+  public BadRequestReservationException(String message) {
+    super(message);
+  }
+}

src/main/java/roomescape/exception/ReservationExceptionHandler.java

@@ -0,0 +1,13 @@
+package roomescape.exception;
+
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+import org.springframework.web.bind.annotation.RestControllerAdvice;
+
+@RestControllerAdvice
+public class ReservationExceptionHandler {
+    @ExceptionHandler(BadRequestReservationException.class)
+    public ResponseEntity<Void> handleBadRequest(BadRequestReservationException e) {
+        return ResponseEntity.badRequest().build();
+    }
+}

src/main/java/roomescape/model/Reservation.java

@@ -0,0 +1,31 @@
+package roomescape.model;
+
+public class Reservation {
+  private Long id;
+    private String name;
+    private String date;
+    private String time;
+
+    public Reservation(Long id, String name, String date, String time) {
+        this.id = id;
+        this.name = name;
+        this.date = date;
+        this.time = time;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getDate() {
+        return date;
+    }
+
+    public String getTime() {
+        return time;
+    }
+}

src/test/java/roomescape/MissionStepTest.java

@@ -1,10 +1,16 @@
 package roomescape;
 
-import io.restassured.RestAssured;
+import java.util.HashMap;
+import java.util.Map;
+
+import static org.hamcrest.Matchers.is;
 import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.annotation.DirtiesContext;
 
+import io.restassured.RestAssured;
+import io.restassured.http.ContentType;
+
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.DEFINED_PORT)
 @DirtiesContext(classMode = DirtiesContext.ClassMode.BEFORE_EACH_TEST_METHOD)
 public class MissionStepTest {
@@ -16,4 +22,74 @@ public class MissionStepTest {
                 .then().log().all()
                 .statusCode(200);
     }
+
+    @Test
+    void 이단계() {
+        RestAssured.given().log().all()
+                .when().get("/reservation")
+                .then().log().all()
+                .statusCode(200);
+
+        RestAssured.given().log().all()
+                .when().get("/reservations")
+                .then().log().all()
+                .statusCode(200)
+                .body("size()", is(2)); // 아직 생성 요청이 없으니 Controller에서 임의로 넣어준 Reservation 갯수 만큼 검증하거나 0개임을 확인하세요.
+    }
+
+    @Test
+    void 삼단계() {
+        Map<String, String> params = new HashMap<>();
+        params.put("name", "브라운");
+        params.put("date", "2023-08-05");
+        params.put("time", "15:40");
+
+        RestAssured.given().log().all()
+                .contentType(ContentType.JSON)
+                .body(params)
+                .when().post("/reservations")
+                .then().log().all()
+                .statusCode(201)
+                .header("Location", "/reservations/1")
+                .body("id", is(1));
+
+        RestAssured.given().log().all()
+                .when().get("/reservations")
+                .then().log().all()
+                .statusCode(200)
+                .body("size()", is(1));
+
+        RestAssured.given().log().all()
+                .when().delete("/reservations/1")
+                .then().log().all()
+                .statusCode(204);
+
+        RestAssured.given().log().all()
+                .when().get("/reservations")
+                .then().log().all()
+                .statusCode(200)
+                .body("size()", is(0));
+    }
+
+    @Test
+    void 사단계() {
+        Map<String, String> params = new HashMap<>();
+        params.put("name", "브라운");
+        params.put("date", "");
+        params.put("time", "");
+
+        // 필요한 인자가 없는 경우
+        RestAssured.given().log().all()
+                .contentType(ContentType.JSON)
+                .body(params)
+                .when().post("/reservations")
+                .then().log().all()
+                .statusCode(400);
+
+        // 삭제할 예약이 없는 경우
+        RestAssured.given().log().all()
+                .when().delete("/reservations/1")
+                .then().log().all()
+                .statusCode(400);
+    }
 }