Files
grateful-journal/backend/routers/notifications.py

79 lines
2.3 KiB
Python

"""Notification routes — FCM token registration and reminder settings."""
from fastapi import APIRouter, HTTPException
from db import get_database
from pydantic import BaseModel
from typing import Optional
from bson import ObjectId
from bson.errors import InvalidId
from datetime import datetime
router = APIRouter()
class FcmTokenRequest(BaseModel):
userId: str
fcmToken: str
class ReminderSettingsRequest(BaseModel):
time: Optional[str] = None # "HH:MM" in 24-hour format
enabled: bool
timezone: Optional[str] = None # IANA timezone, e.g. "Asia/Kolkata"
@router.post("/fcm-token", response_model=dict)
async def register_fcm_token(body: FcmTokenRequest):
"""
Register (or refresh) an FCM device token for a user.
Stores unique tokens per user — duplicate tokens are ignored.
"""
db = get_database()
try:
user_oid = ObjectId(body.userId)
except InvalidId:
raise HTTPException(status_code=400, detail="Invalid user ID")
user = db.users.find_one({"_id": user_oid})
if not user:
raise HTTPException(status_code=404, detail="User not found")
# Add token to set (avoid duplicates)
db.users.update_one(
{"_id": user_oid},
{
"$addToSet": {"fcmTokens": body.fcmToken},
"$set": {"updatedAt": datetime.utcnow()},
}
)
return {"message": "FCM token registered"}
@router.put("/reminder/{user_id}", response_model=dict)
async def update_reminder(user_id: str, settings: ReminderSettingsRequest):
"""
Save or update daily reminder settings for a user.
"""
db = get_database()
try:
user_oid = ObjectId(user_id)
except InvalidId:
raise HTTPException(status_code=400, detail="Invalid user ID")
user = db.users.find_one({"_id": user_oid})
if not user:
raise HTTPException(status_code=404, detail="User not found")
reminder_update: dict = {"reminder.enabled": settings.enabled}
if settings.time is not None:
reminder_update["reminder.time"] = settings.time
if settings.timezone is not None:
reminder_update["reminder.timezone"] = settings.timezone
db.users.update_one(
{"_id": user_oid},
{"$set": {**reminder_update, "updatedAt": datetime.utcnow()}}
)
return {"message": "Reminder settings updated"}