Initial commit: Document Translation API with Excel, Word, PowerPoint support

config.py

@@ -0,0 +1,47 @@
+"""
+Configuration module for the Document Translation API
+"""
+import os
+from pathlib import Path
+from dotenv import load_dotenv
+
+load_dotenv()
+
+class Config:
+    # Translation Service
+    TRANSLATION_SERVICE = os.getenv("TRANSLATION_SERVICE", "google")
+    DEEPL_API_KEY = os.getenv("DEEPL_API_KEY", "")
+    
+    # File Upload Configuration
+    MAX_FILE_SIZE_MB = int(os.getenv("MAX_FILE_SIZE_MB", "50"))
+    MAX_FILE_SIZE_BYTES = MAX_FILE_SIZE_MB * 1024 * 1024
+    
+    # Directories
+    BASE_DIR = Path(__file__).parent.parent
+    UPLOAD_DIR = BASE_DIR / "uploads"
+    OUTPUT_DIR = BASE_DIR / "outputs"
+    TEMP_DIR = BASE_DIR / "temp"
+    
+    # Supported file types
+    SUPPORTED_EXTENSIONS = {".xlsx", ".docx", ".pptx"}
+    
+    # API Configuration
+    API_TITLE = "Document Translation API"
+    API_VERSION = "1.0.0"
+    API_DESCRIPTION = """
+    Advanced Document Translation API with strict formatting preservation.
+    
+    Supports:
+    - Excel (.xlsx) - Preserves cell formatting, formulas, merged cells, images
+    - Word (.docx) - Preserves styles, tables, images, headers/footers
+    - PowerPoint (.pptx) - Preserves layouts, animations, embedded media
+    """
+    
+    @classmethod
+    def ensure_directories(cls):
+        """Create necessary directories if they don't exist"""
+        cls.UPLOAD_DIR.mkdir(exist_ok=True, parents=True)
+        cls.OUTPUT_DIR.mkdir(exist_ok=True, parents=True)
+        cls.TEMP_DIR.mkdir(exist_ok=True, parents=True)
+
+config = Config()