users table endpoints. auth to fix

src/api/auth.py

@@ -0,0 +1,33 @@
+from datetime import timedelta
+from typing import Annotated
+
+from fastapi import APIRouter, Depends, HTTPException, status
+from fastapi.security import OAuth2PasswordRequestForm
+from psycopg2._psycopg import connection
+
+from api.models import Token
+from api.utils import authenticate_user, create_access_token
+from db.internal import get_db_connection
+from settings import settings
+
+auth_router = APIRouter(prefix="/api", tags=["auth"])
+
+
+@auth_router.post("/token")
+async def login(
+    form_data: Annotated[OAuth2PasswordRequestForm, Depends()],
+    conn: Annotated[connection, Depends(get_db_connection)]
+) -> Token:
+    user = authenticate_user(conn, form_data.username, form_data.password)  # change db
+    if not user:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="Incorrect username or password",
+            headers={"WWW-Authenticate": "Bearer"},
+        )
+
+    access_token_expire_time = timedelta(minutes=settings.access_token_expiration_time)
+    access_token = create_access_token(
+        data={"sub": user.username}, expires_delta=access_token_expire_time
+    )
+    return Token(access_token=access_token, token_type="bearer")