From 7dda13856a6b748104eadc679c37ffae64dbec70 Mon Sep 17 00:00:00 2001
From: OhSeongRak <osr0907@gmail.com>
Date: Mon, 16 Jun 2025 15:47:25 +0900
Subject: [PATCH] =?UTF-8?q?feat:=20azure=20storage=20=EC=84=9C=EB=B9=84?=
 =?UTF-8?q?=EC=8A=A4=20=EC=83=9D=EC=84=B1?=
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---
 smarketing-ai/utils/blob_storage.py | 117 ++++++++++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 smarketing-ai/utils/blob_storage.py

diff --git a/smarketing-ai/utils/blob_storage.py b/smarketing-ai/utils/blob_storage.py
new file mode 100644
index 0000000..3018a8b
--- /dev/null
+++ b/smarketing-ai/utils/blob_storage.py
@@ -0,0 +1,117 @@
+"""
+Azure Blob Storage 유틸리티
+이미지 업로드 및 URL 생성 기능 제공
+"""
+import os
+from datetime import datetime
+from typing import Optional
+from azure.storage.blob import BlobServiceClient, ContentSettings
+from config.config import Config
+
+
+class BlobStorageClient:
+    """Azure Blob Storage 클라이언트 클래스"""
+
+    def __init__(self):
+        """Blob Storage 클라이언트 초기화"""
+        self.account_name = Config.AZURE_STORAGE_ACCOUNT_NAME
+        self.account_key = Config.AZURE_STORAGE_ACCOUNT_KEY
+        self.container_name = Config.AZURE_STORAGE_CONTAINER_NAME
+
+        if not self.account_key:
+            raise ValueError("Azure Storage Account Key가 설정되지 않았습니다.")
+
+        # Connection String 생성
+        connection_string = f"DefaultEndpointsProtocol=https;AccountName={self.account_name};AccountKey={self.account_key};EndpointSuffix=core.windows.net"
+
+        # Blob Service Client 초기화
+        self.blob_service_client = BlobServiceClient.from_connection_string(connection_string)
+
+    def upload_image(self, image_data: bytes, file_extension: str = 'png') -> str:
+        """
+        이미지를 Blob Storage에 업로드
+
+        Args:
+            image_data: 업로드할 이미지 바이트 데이터
+            file_extension: 파일 확장자 (기본값: 'png')
+
+        Returns:
+            업로드된 이미지의 Public URL
+        """
+        try:
+            # 파일명 생성: poster_YYYYMMDDHHMMSS.png
+            timestamp = datetime.now().strftime('%Y%m%d%H%M%S')
+            blob_name = f"poster_{timestamp}.{file_extension}"
+
+            # Content Type 설정
+            content_settings = ContentSettings(content_type=f'image/{file_extension}')
+
+            # Blob 업로드
+            blob_client = self.blob_service_client.get_blob_client(
+                container=self.container_name,
+                blob=blob_name
+            )
+
+            blob_client.upload_blob(
+                image_data,
+                content_settings=content_settings,
+                overwrite=True
+            )
+
+            # Public URL 생성
+            blob_url = f"https://{self.account_name}.blob.core.windows.net/{self.container_name}/{blob_name}"
+
+            print(f"✅ 이미지 업로드 완료: {blob_url}")
+            return blob_url
+
+        except Exception as e:
+            print(f"❌ Blob Storage 업로드 실패: {str(e)}")
+            raise Exception(f"이미지 업로드 실패: {str(e)}")
+
+    def upload_file(self, file_path: str) -> str:
+        """
+        로컬 파일을 Blob Storage에 업로드
+
+        Args:
+            file_path: 업로드할 로컬 파일 경로
+
+        Returns:
+            업로드된 파일의 Public URL
+        """
+        try:
+            # 파일 확장자 추출
+            file_extension = os.path.splitext(file_path)[1][1:].lower()
+
+            # 파일 읽기
+            with open(file_path, 'rb') as file:
+                file_data = file.read()
+
+            # 업로드
+            return self.upload_image(file_data, file_extension)
+
+        except Exception as e:
+            print(f"❌ 파일 업로드 실패: {str(e)}")
+            raise Exception(f"파일 업로드 실패: {str(e)}")
+
+    def delete_blob(self, blob_name: str) -> bool:
+        """
+        Blob 삭제
+
+        Args:
+            blob_name: 삭제할 Blob 이름
+
+        Returns:
+            삭제 성공 여부
+        """
+        try:
+            blob_client = self.blob_service_client.get_blob_client(
+                container=self.container_name,
+                blob=blob_name
+            )
+            blob_client.delete_blob()
+            print(f"✅ Blob 삭제 완료: {blob_name}")
+            return True
+
+        except Exception as e:
+            print(f"❌ Blob 삭제 실패: {str(e)}")
+            return False
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