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import firebase_admin
from firebase_admin import credentials, messaging
from dotenv import load_dotenv
import requests
import os
load_dotenv()
def check_can_send_notifs():
required_env_vars = [
"KV_REST_API_URL",
"KV_REST_API_TOKEN",
"FIREBASE_SERVICE_ACCOUNT_JSON_PATH"
]
missing_vars = [var for var in required_env_vars if os.environ.get(var) is None]
if missing_vars:
return False
else:
return True
def get_tokens(topic):
upstash_rest_api_url = os.environ.get("KV_REST_API_URL")
upstash_token = os.environ.get("KV_REST_API_TOKEN")
url = f"{upstash_rest_api_url}/smembers/fcm-{topic}"
resp = requests.get(
url,
headers={"Authorization": f"Bearer {upstash_token}"}
)
if resp.status_code != 200:
print("Upstash error:", resp.text)
return []
data = resp.json()
return data.get("result", [])
def broadcast_to_topic(topic: str, title: str, body: str, image):
if not firebase_admin._apps:
cred = credentials.Certificate(os.environ.get("FIREBASE_SERVICE_ACCOUNT_JSON_PATH"))
firebase_admin.initialize_app(cred)
tokens = get_tokens(topic)
if not tokens:
print(f"No tokens found for topic '{topic}'")
return
for token in tokens:
message = messaging.Message(
notification=messaging.Notification(
title=title,
body=body,
image=image
),
token=token
)
try:
response = messaging.send(message)
print(f"Sent to {token}: {response}")
except Exception as e:
print(f"Error sending to {token}: {e}")
if __name__ == "__main__":
topic = "sdvx"
title = "New sdvx Update!"
body = "Check out the latest DDR content now!"
broadcast_to_topic(topic, title, body)
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