Merge pull request #16 from kakao-tech-campus-2nd-step3/feat/#5-video…

…Alias

[Feat] #5 videoAlias 정보를 랜덤하게 매핑해주는 기능을 구현했어요!

src/main/java/team7/inplace/influencer/entity/Influencer.java

@@ -0,0 +1,26 @@
+package team7.inplace.influencer.entity;
+
+import jakarta.persistence.*;
+import lombok.*;
+
+@Entity
+@Getter
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@RequiredArgsConstructor // 테스팅을 위한 부분 추가, 협의 하에 다른 방식 채택 가능
+public class Influencer {
+    /*
+     * 더미 데이터 입니다 !!!
+     */
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+    @Column
+    @NonNull
+    private String name;
+    @Column
+    @NonNull
+    private String job;
+    @Column
+    @NonNull
+    private String imgUrl;
+}

src/main/java/team7/inplace/video/repository/InfluencerRepository.java → src/main/java/team7/inplace/influencer/repository/InfluencerRepository.java

@@ -1,7 +1,7 @@
-package team7.inplace.video.repository;
+package team7.inplace.influencer.repository;
 
 import org.springframework.data.jpa.repository.JpaRepository;
-import team7.inplace.video.entity.Influencer;
+import team7.inplace.influencer.entity.Influencer;
 
 import java.util.List;
 

src/main/java/team7/inplace/place/dto/PlaceForVideo.java

@@ -0,0 +1,13 @@
+package team7.inplace.place.dto;
+
+public record PlaceForVideo(
+        Long placeId,
+        String placeName
+) {
+    public static PlaceForVideo of(Long placeId, String placeName) {
+        return new PlaceForVideo(
+                placeId,
+                placeName
+        );
+    }
+}

src/main/java/team7/inplace/video/application/AliasUtil.java

@@ -0,0 +1,24 @@
+package team7.inplace.video.application;
+
+import lombok.AccessLevel;
+import lombok.RequiredArgsConstructor;
+import team7.inplace.place.domain.Category;
+
+@RequiredArgsConstructor(access = AccessLevel.PRIVATE)
+public final class AliasUtil {
+    private final Template template;
+    public static String makeAlias(String influencerName, Category category){
+        String alias = mapTemplateToCategory(category);
+        return influencerName + " " + alias;
+    }
+
+    // 카테고리에 따라 템플릿을 매핑하는 메서드
+    private static String mapTemplateToCategory(Category category) {
+        return switch (category) {
+            case CAFE -> Template.CAFE.getRandomTemplate();
+            case WESTERN -> Template.WESTERN.getRandomTemplate();
+            case JAPANESE -> Template.JAPANESE.getRandomTemplate();
+            case KOREAN -> Template.KOREAN.getRandomTemplate();
+        };
+    }
+}

src/main/java/team7/inplace/video/application/Template.java

@@ -0,0 +1,52 @@
+package team7.inplace.video.application;
+
+import lombok.Getter;
+import team7.inplace.place.domain.Category;
+
+import java.util.*;
+
+@Getter
+public enum Template {
+    // 카페 관련 템플릿
+    CAFE(new String[]{
+            "이(가) 방문한 카페에서 따뜻한 커피를 즐겨보세요!",
+            "이(가) 방문했던 카페에서 여유로운 시간을 보내보세요!",
+            "이(가) 추천하는 사진 명소 예쁜 카페에 방문해보세요!"
+    }),
+
+    // 양식 관련 템플릿
+    WESTERN(new String[]{
+            "이(가) 추천! 맛있는 서양 음식을 즐길 수 있는 곳!",
+            "이(가) 추천하는 고급스러운 서양 요리를 맛볼 수 있습니다.",
+            "이(가) 극찬! 서양식 디저트를 꼭 한 번 시도해보세요!"
+    }),
+
+    // 일식 관련 템플릿
+    JAPANESE(new String[]{
+            "피셜, 현지와 다름없는 정통 일본 요리 레스토랑.",
+            "이(가) 추천하는 맛있는 일본 초밥과 라멘을 즐겨보세요.",
+            "이(가) 극찬! 일본 요리의 정수를 느껴보세요."
+    }),
+
+    // 한식 관련 템플릿
+    KOREAN(new String[]{
+            "이(가) 전통 한식을 맛볼 수 있는 한식당입니다.",
+            "이(가) 추천하는 가게에서 정성스럽게 준비된 한식으로 든든한 한 끼를!",
+            "이(가) 극찬! 한식의 깊은 맛을 느껴보세요."
+    });
+
+    // 템플릿 배열을 반환하는 메서드
+    // 필드 선언
+    private final String[] templates;
+
+    // 생성자
+    Template(String[] templates) {
+        this.templates = templates;
+    }
+
+    // 특정 템플릿을 랜덤으로 반환하는 메서드
+    public String getRandomTemplate() {
+        int randomIndex = (int) (Math.random() * templates.length);
+        return templates[randomIndex];
+    }
+}

src/main/java/team7/inplace/video/application/VideoService.java

@@ -0,0 +1,54 @@
+package team7.inplace.video.application;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import team7.inplace.influencer.entity.Influencer;
+import team7.inplace.influencer.repository.InfluencerRepository;
+import team7.inplace.place.domain.Place;
+import team7.inplace.place.dto.PlaceForVideo;
+import team7.inplace.video.application.dto.VideoInfo;
+import team7.inplace.video.domain.Video;
+import team7.inplace.video.persistence.VideoRepository;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Service
+@RequiredArgsConstructor
+public class VideoService {
+    private final VideoRepository videoRepository;
+    private final InfluencerRepository influencerRepository;
+
+    public List<VideoInfo> findByInfluencer(List<String> influencers) {
+        // 인플루언서 정보 처리
+        List<Long> influencerIds = influencerRepository.findByNameIn(influencers).stream()
+                .map(Influencer::getId)
+                .toList();
+
+        // 인플루언서 정보로 필터링한 비디오 정보 불러오기
+        List<Video> savedVideos = videoRepository.findVideosByInfluencerIdIn(influencerIds);
+
+        // DTO 형식에 맞게 대입
+        return videoToInfo(savedVideos);
+    }
+
+    private List<VideoInfo> videoToInfo(List<Video> savedVideos) {
+        List<VideoInfo> videoInfos = new ArrayList<>();
+        for (Video savedVideo : savedVideos) {
+            Place place = savedVideo.getPlace();
+            String alias = AliasUtil.makeAlias(
+                    savedVideo.getInfluencer().getName(),
+                    place.getCategory()
+            );
+            videoInfos.add(
+                    new VideoInfo(
+                            savedVideo.getId(),
+                            alias,
+                            savedVideo.getVideoUrl(),
+                            PlaceForVideo.of(place.getPlaceId(), place.getName())
+                    )
+            );
+        }
+        return videoInfos;
+    }
+}

src/main/java/team7/inplace/video/application/dto/VideoInfo.java

@@ -0,0 +1,12 @@
+package team7.inplace.video.application.dto;
+
+import team7.inplace.place.dto.PlaceForVideo;
+
+// Video 도메인의 Controller와 Service 사이의 정보 전달을 담당하는 클래스 ( Service Return )
+public record VideoInfo(
+        Long videoId,
+        String videoAlias,
+        String videoUrl,
+        PlaceForVideo place
+) {
+}

src/main/java/team7/inplace/video/domain/Video.java

@@ -0,0 +1,30 @@
+package team7.inplace.video.domain;
+
+import jakarta.persistence.*;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.NonNull;
+import lombok.RequiredArgsConstructor;
+import team7.inplace.influencer.entity.Influencer;
+import team7.inplace.place.domain.Place;
+
+@Entity
+@Getter
+@NoArgsConstructor(access = lombok.AccessLevel.PROTECTED)
+@RequiredArgsConstructor // 테스팅을 위한 부분 추가, 협의 하에 다른 방식 채택 가능
+public class Video {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+    @Column(name = "video_url", nullable = false, columnDefinition = "TEXT")
+    @NonNull
+    private String videoUrl;
+    @ManyToOne
+    @JoinColumn(name = "influencer_id", nullable = false)
+    @NonNull
+    private Influencer influencer;
+    @ManyToOne
+    @JoinColumn(name = "place_id", nullable = false)
+    @NonNull
+    private Place place;
+}

src/main/java/team7/inplace/video/repository/VideoRepository.java → src/main/java/team7/inplace/video/persistence/VideoRepository.java

@@ -1,7 +1,7 @@
-package team7.inplace.video.repository;
+package team7.inplace.video.persistence;
 
 import org.springframework.data.jpa.repository.JpaRepository;
-import team7.inplace.video.entity.Video;
+import team7.inplace.video.domain.Video;
 
 import java.util.List;
 

src/main/java/team7/inplace/video/presentation/VideoController.java

@@ -0,0 +1,29 @@
+package team7.inplace.video.presentation;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+import team7.inplace.video.application.dto.VideoInfo;
+import team7.inplace.video.presentation.dto.VideoResponse;
+import team7.inplace.video.application.VideoService;
+
+import java.util.List;
+
+@RestController
+@RequiredArgsConstructor
+public class VideoController {
+    private final VideoService videoService;
+
+    // 내 인플루언서가 방문한 그 곳 ( 토큰 0 )
+    @GetMapping("/video")
+    public ResponseEntity<List<VideoResponse>> readByInfluencer(
+            @RequestParam(name = "influencer", required = false) List<String> influencers
+    ) {
+        List<VideoInfo> videoInfos = videoService.findByInfluencer(influencers);
+        List<VideoResponse> videoResponses = videoInfos.stream().map(VideoResponse::new).toList();
+        return new ResponseEntity<>(videoResponses, HttpStatus.OK);
+    }
+}