Backend

backend/app/core/__init__.py

@@ -0,0 +1 @@
+# backend\app\core\__init__.py

backend/app/core/auth.py

@@ -0,0 +1,62 @@
+# backend/app/core/auth.py
+from datetime import datetime, timedelta, timezone
+from typing import Optional
+from fastapi import Depends, HTTPException, status
+from fastapi.security import OAuth2PasswordBearer
+import jwt
+from jwt.exceptions import PyJWTError
+
+from .config import SECRET_KEY, ALGORITHM, ADMIN_USER
+
+oauth2_scheme = OAuth2PasswordBearer(tokenUrl="auth/token")
+oauth2_scheme_optional = OAuth2PasswordBearer(tokenUrl="auth/token", auto_error=False)
+
+
+def create_access_token(data: dict, expires_delta: Optional[timedelta] = None):
+    to_encode = data.copy()
+    if expires_delta:
+        expire = datetime.now(timezone.utc) + expires_delta
+    else:
+        expire = datetime.now(timezone.utc) + timedelta(minutes=15)
+
+    to_encode.update({"exp": expire})
+
+    encoded_jwt = jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
+    return encoded_jwt
+
+
+async def get_current_user(token: str = Depends(oauth2_scheme)):
+    credentials_exception = HTTPException(
+        status_code=status.HTTP_401_UNAUTHORIZED,
+        detail="Could not validate credentials",
+        headers={"WWW-Authenticate": "Bearer"},
+    )
+
+    try:
+        payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
+        username = payload.get("sub")
+
+        if username is None or username != ADMIN_USER:
+            raise credentials_exception
+
+    except PyJWTError:
+        raise credentials_exception
+
+    return username
+
+
+async def get_optional_user(
+    token: Optional[str] = Depends(oauth2_scheme_optional),
+) -> Optional[str]:
+    if not token:
+        return None
+
+    try:
+        payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
+        username = payload.get("sub")
+        if username == ADMIN_USER:
+            return username
+    except Exception:
+        pass
+
+    return None

backend/app/core/config.py

@@ -0,0 +1,26 @@
+# backend/app/core/config.py
+import os
+import secrets
+from pwdlib import PasswordHash
+
+DB_PATH = os.getenv("DB_PATH", "./tournaments.db")
+
+# Security Config
+SECRET_KEY = os.getenv("SECRET_KEY", secrets.token_hex(32))
+ALGORITHM = "HS256"
+ACCESS_TOKEN_EXPIRE_MINUTES = 60 * 24  # 24 hours
+
+# Admin Credentials
+ADMIN_USER = os.getenv("ADMIN_USER", "admin")
+ADMIN_PASSWORD = os.getenv("ADMIN_PASSWORD", "admin")
+
+password_hash = PasswordHash.recommended()
+ADMIN_HASH = password_hash.hash(ADMIN_PASSWORD)
+
+
+def verify_password(plain_password, hashed_password):
+    return password_hash.verify(plain_password, hashed_password)
+
+
+def get_password_hash(password):
+    return password_hash.hash(password)

backend/app/core/utils.py

@@ -0,0 +1 @@
+# backend\app\core\utils.py

backend/app/core/websocket_manager.py

@@ -0,0 +1,40 @@
+# backend/app/core/websocket_manager.py
+import asyncio
+
+from fastapi import WebSocket
+
+
+class ConnectionManager:
+    def __init__(self):
+        self.active_connections: set[WebSocket] = set()
+
+    async def connect(self, websocket: WebSocket):
+        await websocket.accept()
+        self.active_connections.add(websocket)
+
+    def disconnect(self, websocket: WebSocket):
+        self.active_connections.discard(websocket)
+
+    async def broadcast(self, message: dict):
+        if not self.active_connections:
+            return
+
+        connections_snapshot = list(self.active_connections)
+
+        async def send_safe(ws: WebSocket):
+            try:
+                await ws.send_json(message)
+            except Exception:
+                self.disconnect(ws)
+
+        await asyncio.gather(*(send_safe(ws) for ws in connections_snapshot))
+
+
+manager = ConnectionManager()
+
+
+async def send_ws_update(id: str):
+    await asyncio.gather(
+        manager.broadcast({"type": "dashboard_update"}),
+        manager.broadcast({"type": "tournament_update", "id": id}),
+    )