2024-11-28 19:23:23 +01:00

107 lines
3.2 KiB
Python

# app.py
import os
import asyncio
import hashlib
import uuid
import requests
import time
import json
from datetime import datetime
from nostr_sdk import Keys, Client, EventBuilder, NostrSigner, Kind, Tag
def fetch_orders():
base_url = "https://hodlhodl.com/api/v1/offers"
offset = 0
limit = 50
orders = []
while True:
url = f"{base_url}?pagination[limit]={limit}&pagination[offset]={offset}"
response = requests.get(url)
if response.status_code != 200:
print(f"Error fetching data: {response.status_code}")
break
data = response.json()
if data.get("status") != "success":
print("Failed to fetch offers.")
break
orders.extend(data.get("offers", []))
# If the number of offers returned is less than the limit, we are done
if len(data.get("offers", [])) < limit:
break
# Increment the offset for the next request
offset += limit
return orders
async def transform_api_to_nostr(orders):
transformed_data = []
# Initialize with coordinator Keys
keys = Keys.parse(os.environ.get('NOSTR_NSEC'))
signer = NostrSigner.keys(keys)
client = Client(signer)
# Add relays and connect
await client.add_relay("ws://localhost")
await client.connect()
for order in orders:
hashed_id = hashlib.md5(
f"ROBOHODLHODL{order.get('id')}".encode("utf-8")
).hexdigest()
timestamp_in_24_hours = time.time() + 2 * 60 * 60
payment_method_names = []
for instruction in order.get("payment_method_instructions", []):
payment_method_names.append(instruction.get("payment_method_name"))
tags = [
Tag.parse(["d", str(uuid.UUID(hashed_id))]),
Tag.parse(["name", order.get("trader").get("login")]),
Tag.parse(["k", order.get("side")]),
Tag.parse(["f", order.get("currency_code")]),
Tag.parse(["s", "pending"]),
Tag.parse(["amt", str(order.get('max_amount_sats'))]),
Tag.parse(["fa", str(order.get('min_amount')), str(order.get('max_amount'))]),
Tag.parse(["pm"] + payment_method_names),
Tag.parse(["source", f"https://hodlhodl.com/offers/{order.get('id')}"]),
Tag.parse(["rating", json.dumps({
"total_reviews": order.get("trader").get("trades_count"),
"total_rating": order.get("trader").get("rating"),
})]),
Tag.parse(["network", "mainnet"]),
Tag.parse(["layer", "onchain"]),
Tag.parse([
"expiration",
str(int(timestamp_in_24_hours))
]),
Tag.parse(["y", "hodlhodl"]),
Tag.parse(["z", "order"])
]
event = EventBuilder(
Kind(38383),
"",
tags,
).to_event(keys)
await client.send_event(event)
print(f"Nostr event sent: {event.as_json()}")
async def main():
while True:
orders = fetch_orders()
await transform_api_to_nostr(orders)
await asyncio.sleep(300) # Wait for 5 minutes
if __name__ == "__main__":
asyncio.run(main())