hku-class-hub/backend/app/api/auth.py
2026-04-11 12:52:23 +08:00

75 lines
2.7 KiB
Python

import json
from fastapi import APIRouter, Depends, HTTPException, status
from sqlalchemy import select
from sqlalchemy.ext.asyncio import AsyncSession
from app.core.auth import hash_password, verify_password, create_access_token
from app.core.deps import get_current_user
from app.db.database import get_db
from app.db.models import User, Class_
from app.schemas.auth import LoginRequest, RegisterRequest, ChangePasswordRequest
from app.schemas.user import TokenResponse, UserOut
from app.services.user_service import register_user
router = APIRouter(prefix="/api/auth", tags=["auth"])
@router.post("/register")
async def register(req: RegisterRequest, db: AsyncSession = Depends(get_db)):
existing = await db.execute(select(User).where(User.email == req.email))
if existing.scalar_one_or_none():
raise HTTPException(status_code=400, detail="Email already registered")
class_result = await db.execute(select(Class_).where(Class_.id == req.class_id))
if class_result.scalar_one_or_none() is None:
raise HTTPException(status_code=400, detail="Class not found")
user = await register_user(
db=db,
email=req.email,
password_hash=hash_password(req.password),
name=req.name,
class_id=req.class_id,
student_id=req.student_id,
)
return {"message": "Registration submitted. Awaiting admin approval."}
@router.post("/login", response_model=TokenResponse)
async def login(req: LoginRequest, db: AsyncSession = Depends(get_db)):
result = await db.execute(select(User).where(User.email == req.email))
user = result.scalar_one_or_none()
if user is None or user.status != "approved":
raise HTTPException(
status_code=401, detail="Invalid credentials or account not approved"
)
if not verify_password(req.password, user.password_hash):
raise HTTPException(status_code=401, detail="Invalid credentials")
token = create_access_token({"sub": str(user.id), "role": user.role})
return TokenResponse(
token=token,
user=UserOut.model_validate(user),
)
@router.get("/me", response_model=UserOut)
async def get_me(user: User = Depends(get_current_user)):
return UserOut.model_validate(user)
@router.put("/change-password")
async def change_password(
req: ChangePasswordRequest,
user: User = Depends(get_current_user),
db: AsyncSession = Depends(get_db),
):
if not verify_password(req.old_password, user.password_hash):
raise HTTPException(status_code=400, detail="Old password is incorrect")
user.password_hash = hash_password(req.new_password)
await db.commit()
return {"message": "Password changed successfully"}