Update code in endpoints/countries.get.py

endpoints/countries.get.py

@@ -1,29 +1,129 @@
-from fastapi import APIRouter, Depends, HTTPException
-from core.database import fake_users_db
+from datetime import datetime, timedelta
+from typing import Optional
+from fastapi import APIRouter, Depends, HTTPException, Response
+from fastapi.security import OAuth2PasswordBearer, OAuth2PasswordRequestForm
+from jose import JWTError, jwt
+from passlib.context import CryptContext
+from pydantic import BaseModel
 
 router = APIRouter()
 
-@router.get("/countries")
-async def african_countries_handler():
-    """Get list of all African countries"""
-    african_countries = [
-        "Algeria", "Angola", "Benin", "Botswana", "Burkina Faso", "Burundi",
-        "Cameroon", "Cape Verde", "Central African Republic", "Chad", "Comoros",
-        "Congo", "Democratic Republic of the Congo", "Djibouti", "Egypt",
-        "Equatorial Guinea", "Eritrea", "Ethiopia", "Gabon", "Gambia", "Ghana",
-        "Guinea", "Guinea-Bissau", "Ivory Coast", "Kenya", "Lesotho", "Liberia",
-        "Libya", "Madagascar", "Malawi", "Mali", "Mauritania", "Mauritius",
-        "Morocco", "Mozambique", "Namibia", "Niger", "Nigeria", "Rwanda",
-        "Sao Tome and Principe", "Senegal", "Seychelles", "Sierra Leone",
-        "Somalia", "South Africa", "South Sudan", "Sudan", "Swaziland",
-        "Tanzania", "Togo", "Tunisia", "Uganda", "Zambia", "Zimbabwe"
-    ]
+# Constants
+SECRET_KEY = "your-secret-key-here"
+ALGORITHM = "HS256"
+ACCESS_TOKEN_EXPIRE_MINUTES = 30
+
+# Password hashing
+pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
+oauth2_scheme = OAuth2PasswordBearer(tokenUrl="login")
+
+# Models
+class User(BaseModel):
+    username: str
+    email: str
+    full_name: Optional[str] = None
+    disabled: Optional[bool] = False
+
+class UserInDB(User):
+    hashed_password: str
+
+class Token(BaseModel):
+    access_token: str
+    token_type: str
+
+class TokenData(BaseModel):
+    username: Optional[str] = None
+
+# Helper functions
+def verify_password(plain_password, hashed_password):
+    return pwd_context.verify(plain_password, hashed_password)
+
+def get_password_hash(password):
+    return pwd_context.hash(password)
+
+def get_user(username: str):
+    if username in fake_users_db:
+        user_dict = fake_users_db[username]
+        return UserInDB(**user_dict)
+    return None
+
+def authenticate_user(username: str, password: str):
+    user = get_user(username)
+    if not user:
+        return False
+    if not verify_password(password, user.hashed_password):
+        return False
+    return user
+
+def create_access_token(data: dict, expires_delta: Optional[timedelta] = None):
+    to_encode = data.copy()
+    if expires_delta:
+        expire = datetime.utcnow() + expires_delta
+    else:
+        expire = datetime.utcnow() + 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=401,
+        detail="Could not validate credentials",
+        headers={"WWW-Authenticate": "Bearer"},
+    )
+    try:
+        payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM])
+        username: str = payload.get("sub")
+        if username is None:
+            raise credentials_exception
+        token_data = TokenData(username=username)
+    except JWTError:
+        raise credentials_exception
+    user = get_user(username=token_data.username)
+    if user is None:
+        raise credentials_exception
+    return user
+
+# Login endpoint
+@router.post("/login", response_model=Token)
+async def login(response: Response, form_data: OAuth2PasswordRequestForm = Depends()):
+    """Authenticate user and return JWT token"""
+    user = authenticate_user(form_data.username, form_data.password)
+    if not user:
+        raise HTTPException(
+            status_code=401,
+            detail="Incorrect username or password",
+            headers={"WWW-Authenticate": "Bearer"},
+        )
+    access_token_expires = timedelta(minutes=ACCESS_TOKEN_EXPIRE_MINUTES)
+    access_token = create_access_token(
+        data={"sub": user.username}, expires_delta=access_token_expires
+    )
+    
+    # Set cookie
+    response.set_cookie(
+        key="access_token",
+        value=f"Bearer {access_token}",
+        httponly=True,
+        max_age=1800,
+        expires=1800,
+        secure=True,
+        samesite="lax"
+    )
     
     return {
-        "message": "African countries retrieved successfully",
-        "data": african_countries,
-        "metadata": {
-            "total_countries": len(african_countries),
-            "continent": "Africa"
+        "access_token": access_token,
+        "token_type": "bearer",
+        "message": "Login successful",
+        "user": {
+            "username": user.username,
+            "email": user.email,
+            "full_name": user.full_name
         }
     }
+
+# Protected route example
+@router.get("/me", response_model=User)
+async def read_users_me(current_user: User = Depends(get_current_user)):
+    """Get current user information"""
+    return current_user