Refactor/85

back/src/main/java/com/back/domain/file/video/controller/VideoController.java

@@ -0,0 +1,30 @@
+package com.back.domain.file.video.controller;
+
+import com.back.domain.file.video.dto.controller.UploadUrlGetResponse;
+import com.back.domain.file.video.dto.service.PresignedUrlResponse;
+import com.back.domain.file.video.service.FileManager;
+import com.back.global.rsData.RsData;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequiredArgsConstructor
+public class VideoController {
+    private final FileManager fileManager;
+
+    @GetMapping("/videos/upload")
+    public RsData<UploadUrlGetResponse> getUploadUrl() {
+        PresignedUrlResponse uploadUrl = fileManager.getUploadUrl();
+        UploadUrlGetResponse response = new UploadUrlGetResponse(uploadUrl.url(), uploadUrl.expiresAt());
+        return new RsData<>("200", "업로드용 URL 요청완료", response);
+    }
+
+    @GetMapping("/videos/download")
+    public RsData<UploadUrlGetResponse> getDownloadUrls(@RequestParam String objectKey) {
+        PresignedUrlResponse downloadUrl = fileManager.getDownloadUrl(objectKey);
+        UploadUrlGetResponse response = new UploadUrlGetResponse(downloadUrl.url(), downloadUrl.expiresAt());
+        return new RsData<>("200", "다운로드용 URL 요청완료", response);
+    }
+}

back/src/main/java/com/back/domain/file/video/dto/controller/UploadUrlGetResponse.java

@@ -0,0 +1,10 @@
+package com.back.domain.file.video.dto.controller;
+
+import java.net.URL;
+import java.time.LocalDateTime;
+
+public record UploadUrlGetResponse(
+        URL url,
+        LocalDateTime expiresAt
+) {
+}

back/src/main/java/com/back/domain/file/video/dto/service/PresignedUrlResponse.java

@@ -0,0 +1,10 @@
+package com.back.domain.file.video.dto.service;
+
+import java.net.URL;
+import java.time.LocalDateTime;
+
+public record PresignedUrlResponse(
+        URL url,
+        LocalDateTime expiresAt
+) {
+}

back/src/main/java/com/back/domain/file/video/entity/Video.java

@@ -0,0 +1,60 @@
+package com.back.domain.file.video.entity;
+
+import com.back.global.jpa.BaseEntity;
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import org.hibernate.annotations.JdbcTypeCode;
+import org.hibernate.type.SqlTypes;
+
+@Getter
+@Entity
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class Video extends BaseEntity {
+    @Column(unique = true)
+    private String uuid;
+
+    @JdbcTypeCode(SqlTypes.JSON)
+    private String status;
+
+    private String path;
+
+    private Integer duration;
+
+    private Long fileSize;
+
+    @Builder(access = AccessLevel.PRIVATE)
+    private Video(String uuid, String status, String path, Integer duration, Long fileSize) {
+        this.uuid = uuid;
+        this.status = status;
+        this.path = path;
+        this.duration = duration;
+        this.fileSize = fileSize;
+    }
+
+    public static Video create(String uuid, String status, String path, Integer duration, Long fileSize) {
+        if (uuid == null || uuid.isBlank()) {
+            throw new IllegalArgumentException("uuid cannot be null or empty");
+        }
+        if (path == null || path.isBlank()) {
+            throw new IllegalArgumentException("path cannot be null or empty");
+        }
+
+        return Video.builder()
+                .uuid(uuid)
+                .status(status)
+                .path(path)
+                .duration(duration)
+                .fileSize(fileSize)
+                .build();
+    }
+    public void updateStatus(String status) {
+        if (status == null || status.isBlank()) {
+            throw new IllegalArgumentException("status cannot be null or empty");
+        }
+        this.status = status;
+    }
+}

back/src/main/java/com/back/domain/file/repository/VideoRepository.java → back/src/main/java/com/back/domain/file/video/repository/VideoRepository.java

@@ -1,6 +1,6 @@
-package com.back.domain.file.repository;
+package com.back.domain.file.video.repository;
 
-import com.back.domain.file.entity.Video;
+import com.back.domain.file.video.entity.Video;
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
 

back/src/main/java/com/back/domain/file/video/service/FileManager.java

@@ -0,0 +1,32 @@
+package com.back.domain.file.video.service;
+
+
+import com.back.domain.file.video.dto.service.PresignedUrlResponse;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import java.net.URL;
+import java.time.LocalDateTime;
+import java.util.UUID;
+
+@Service
+@RequiredArgsConstructor
+public class FileManager {
+    private final VideoService videoService;
+    private final S3Service s3Service;
+
+    public PresignedUrlResponse getUploadUrl() {
+        String uuid = UUID.randomUUID().toString();
+        Integer expires = 5;
+        URL url = s3Service.generateUploadUrl("videos", uuid, expires);
+        LocalDateTime expiresAt = LocalDateTime.now().plusMinutes(expires);
+        return new PresignedUrlResponse(url, expiresAt);
+    }
+
+    public PresignedUrlResponse getDownloadUrl(String objectKey) {
+        Integer expires = 60;
+        URL url = s3Service.generateDownloadUrl("videos", objectKey, expires);
+        LocalDateTime expiresAt = LocalDateTime.now().plusMinutes(expires);
+        return new PresignedUrlResponse(url, expiresAt);
+    }
+}