"""
FetcherPay Python SDK - Webhook Verification Example
"""

import json
from fetcherpay import FetcherPay

# Initialize client
client = FetcherPay(
    api_key='sandbox',
    environment='sandbox'
)

# Example webhook payload
payload = json.dumps({
    'id': 'evt_123',
    'type': 'payment.settled',
    'created_at': '2026-02-18T20:00:00Z',
    'data': {
        'id': 'pay_456',
        'status': 'settled',
        'amount': 10000
    }
})

# Your webhook secret from the dashboard
webhook_secret = 'whsec_your_secret_here'

# Simulate receiving a webhook
signature = 'sha256=...'  # From X-FetcherPay-Signature header

# Verify the signature
is_valid = client.verify_webhook_signature(payload, signature, webhook_secret)

if is_valid:
    print('✅ Webhook signature verified')
    # Process the webhook event
    event = json.loads(payload)
    print(f'Event type: {event["type"]}')
else:
    print('❌ Invalid webhook signature')