start

backend/app/core/dependencies.py

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+from typing import Annotated
+
+import boto3
+from fastapi import Depends, HTTPException, status
+from fastapi.security import OAuth2PasswordBearer
+from sqlalchemy import select
+from sqlalchemy.ext.asyncio import AsyncSession
+
+from app.core.config import get_settings
+from app.core.security import decode_access_token
+from app.db.session import get_db
+from app.models.user import User
+
+DbSession = Annotated[AsyncSession, Depends(get_db)]
+
+_oauth2_scheme = OAuth2PasswordBearer(tokenUrl="/api/v1/auth/token", auto_error=True)
+
+
+async def get_current_user(
+    db: DbSession, token: Annotated[str, Depends(_oauth2_scheme)]
+) -> User:
+    credentials_error = HTTPException(
+        status_code=status.HTTP_401_UNAUTHORIZED,
+        detail="Could not validate credentials",
+        headers={"WWW-Authenticate": "Bearer"},
+    )
+    user_id = decode_access_token(token)
+    if user_id is None:
+        raise credentials_error
+    result = await db.execute(select(User).where(User.id == user_id))
+    user = result.scalar_one_or_none()
+    if user is None:
+        raise credentials_error
+    return user
+
+
+CurrentUser = Annotated[User, Depends(get_current_user)]
+
+
+def get_minio_client():
+    settings = get_settings()
+    return boto3.client(
+        "s3",
+        endpoint_url=("https://" if settings.minio_use_ssl else "http://") + settings.minio_endpoint,
+        aws_access_key_id=settings.minio_access_key,
+        aws_secret_access_key=settings.minio_secret_key,
+    )