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Feat: Implement AI rate limiting (Issue #27) #48

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Merged
dhabyap merged 1 commit into from
Apr 14, 2026
Merged

Feat: Implement AI rate limiting (Issue #27) #48

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17 changes: 17 additions & 0 deletions handlers/nlp_message.py
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Original file line number Diff line number Diff line change
@@ -1,5 +1,10 @@
import database
from ai_brain import get_json_data_from_text
import time

# Dictionary untuk menyimpan timestamp pemrosesan AI terakhir per user (Rate Limiting)
last_ai_calls = {}
RATE_LIMIT_COOLDOWN = 10 # detik

def register_handlers(bot):
# Gunakan lambda yang menangkap semua teks, tapi pastikan bukan command
Expand All @@ -20,6 +25,18 @@ def handle_text(message):
# Show typing status while processing
bot.send_chat_action(message.chat.id, 'typing')

# --- RATE LIMITING CHECK ---
now = time.time()
if user_id in last_ai_calls:
elapsed = now - last_ai_calls[user_id]
if elapsed < RATE_LIMIT_COOLDOWN:
remaining = int(RATE_LIMIT_COOLDOWN - elapsed)
bot.reply_to(message, f"⚠️ *Terlalu cepat!* Mohon tunggu {remaining} detik lagi sebelum mencatat transaksi baru... 🙏", parse_mode='Markdown')
return

# Update timestamp pemrosesan terakhir
last_ai_calls[user_id] = now

# Process text with AI
data = get_json_data_from_text(text)

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