Merge pull request #26 from prgrms-web-devcourse-final-project/quiz-image

[QUZ-84][FEATURE] Quiz Image API

Author: JiwonKKang

gateway-service/src/main/kotlin/com/grepp/quizy/config/RedisConfig.kt

@@ -1,4 +1,4 @@
-package com.grepp.quizy.user.infra.redis.config
+package com.grepp.quizy.config
 
 import org.springframework.beans.factory.annotation.Value
 import org.springframework.context.annotation.Bean

quiz-service/quiz-application/app-api/src/main/kotlin/com/grepp/quizy/quiz/api/image/FileMapper.kt

@@ -0,0 +1,9 @@
+package com.grepp.quizy.quiz.api.image
+
+import com.grepp.quizy.quiz.domain.image.ImageFile
+import org.springframework.web.multipart.MultipartFile
+
+fun toImageFile(file: MultipartFile): ImageFile {
+    val contentType = file.contentType ?: throw IllegalArgumentException("File content type is null")
+    return ImageFile(contentType, file.inputStream)
+}

quiz-service/quiz-application/app-api/src/main/kotlin/com/grepp/quizy/quiz/api/image/QuizImageApi.kt

@@ -0,0 +1,23 @@
+package com.grepp.quizy.quiz.api.image
+
+import com.grepp.quizy.common.api.ApiResponse
+import com.grepp.quizy.quiz.domain.image.QuizImage
+import com.grepp.quizy.quiz.domain.image.QuizImageService
+import org.springframework.http.MediaType
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RequestPart
+import org.springframework.web.bind.annotation.RestController
+import org.springframework.web.multipart.MultipartFile
+
+@RestController
+@RequestMapping("/api/quiz/images")
+class QuizImageApi(
+    private val quizImageService: QuizImageService
+) {
+
+    @PostMapping(consumes = [MediaType.MULTIPART_FORM_DATA_VALUE])
+    fun uploadImage(@RequestPart file: MultipartFile): ApiResponse<QuizImage> =
+        ApiResponse.success(quizImageService.uploadImage(toImageFile(file)))
+
+}

quiz-service/quiz-domain/src/main/kotlin/com/grepp/quizy/quiz/domain/image/ImageFile.kt

@@ -0,0 +1,10 @@
+package com.grepp.quizy.quiz.domain.image
+
+import java.io.InputStream
+
+data class ImageFile(
+    val contentType: String,
+    val inputStream: InputStream
+) {
+
+}

quiz-service/quiz-domain/src/main/kotlin/com/grepp/quizy/quiz/domain/image/QuizImage.kt

@@ -0,0 +1,12 @@
+package com.grepp.quizy.quiz.domain.image
+
+data class QuizImage(
+    val url: String,
+    val id: Long = 0,
+) {
+    companion object {
+        fun from(url: String): QuizImage {
+            return QuizImage(url)
+        }
+    }
+}

quiz-service/quiz-domain/src/main/kotlin/com/grepp/quizy/quiz/domain/image/QuizImageManager.kt

@@ -0,0 +1,21 @@
+package com.grepp.quizy.quiz.domain.image
+
+import com.grepp.quizy.quiz.domain.image.exception.QuizImageDomainException
+import org.springframework.stereotype.Component
+
+@Component
+class QuizImageManager(
+    private val quizImageRepository: QuizImageRepository
+) {
+    fun append(image: QuizImage): QuizImage {
+        return quizImageRepository.save(image)
+    }
+
+    fun read(id: Long): QuizImage {
+        return quizImageRepository.findById(id) ?: throw QuizImageDomainException.NotFound
+    }
+
+    fun delete(id: Long) {
+        quizImageRepository.deleteById(id)
+    }
+}

quiz-service/quiz-domain/src/main/kotlin/com/grepp/quizy/quiz/domain/image/QuizImageRepository.kt

@@ -0,0 +1,11 @@
+package com.grepp.quizy.quiz.domain.image
+
+interface QuizImageRepository {
+
+    fun save(image: QuizImage): QuizImage
+
+    fun findById(id: Long): QuizImage?
+
+    fun deleteById(id: Long)
+
+}

quiz-service/quiz-domain/src/main/kotlin/com/grepp/quizy/quiz/domain/image/QuizImageService.kt

@@ -0,0 +1,15 @@
+package com.grepp.quizy.quiz.domain.image
+
+import org.springframework.stereotype.Service
+
+@Service
+class QuizImageService(
+    private val quizImageUploader: QuizImageUploader,
+    private val quizImageAppender: QuizImageManager
+) {
+
+    fun uploadImage(imageFile: ImageFile): QuizImage {
+        val quizImage = quizImageUploader.upload(imageFile)
+        return quizImageAppender.append(quizImage)
+    }
+}

quiz-service/quiz-domain/src/main/kotlin/com/grepp/quizy/quiz/domain/image/QuizImageUploader.kt

@@ -0,0 +1,5 @@
+package com.grepp.quizy.quiz.domain.image
+
+interface QuizImageUploader {
+    fun upload(imageFile: ImageFile): QuizImage
+}

quiz-service/quiz-domain/src/main/kotlin/com/grepp/quizy/quiz/domain/image/exception/QuizImageDomainException.kt

@@ -0,0 +1,12 @@
+package com.grepp.quizy.quiz.domain.image.exception
+
+import com.grepp.quizy.common.exception.DomainException
+
+sealed class QuizImageDomainException(
+    errorCode: QuizImageErrorCode
+) : DomainException(errorCode) {
+
+    data object NotFound : QuizImageDomainException(QuizImageErrorCode.IMAGE_NOT_FOUND_ERROR) {
+        private fun readResolve(): Any = NotFound
+    }
+}