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"""
Smart Data Endpoints - NEVER Returns 404
Uses 305+ free resources with intelligent fallback
"""
import time
import logging
from typing import Optional, List
from fastapi import APIRouter, Depends, Query, HTTPException
from api.hf_auth import verify_hf_token
from utils.logger import setup_logger
import sys
sys.path.insert(0, '/workspace')
from core.smart_fallback_manager import get_fallback_manager
from workers.data_collection_agent import get_data_collection_agent
logger = setup_logger("smart_data_endpoints")
router = APIRouter(prefix="/api/smart", tags=["smart_fallback"])
@router.get("/market")
async def get_market_data_smart(
limit: int = Query(100, ge=1, le=500, description="Number of coins"),
auth: bool = Depends(verify_hf_token)
):
"""
Get market data with SMART FALLBACK
- Tries up to 21 different market data APIs
- NEVER returns 404
- Automatically switches to working source
- Uses proxy for blocked exchanges
- Returns data from best available source
Categories tried:
- market_data_apis (21 sources)
- Market Data (17 sources)
- Plus local cache
"""
try:
logger.info(f"🔍 Smart Market Data Request (limit={limit})")
fallback_manager = get_fallback_manager()
# Try to fetch with intelligent fallback
data = await fallback_manager.fetch_with_fallback(
category='market_data_apis',
endpoint_path='/coins/markets',
params={
'vs_currency': 'usd',
'order': 'market_cap_desc',
'per_page': limit,
'page': 1
},
max_attempts=15 # Try up to 15 different sources
)
if not data:
# If all fails, try alternate category
logger.warning("⚠️ Primary category failed, trying alternate...")
data = await fallback_manager.fetch_with_fallback(
category='Market Data',
endpoint_path='/v1/cryptocurrency/listings/latest',
params={'limit': limit},
max_attempts=10
)
if not data:
raise HTTPException(
status_code=503,
detail="All data sources temporarily unavailable. Please try again in a moment."
)
# Transform data to standard format
items = data if isinstance(data, list) else data.get('data', [])
return {
"success": True,
"source": "smart_fallback",
"count": len(items),
"items": items[:limit],
"timestamp": int(time.time() * 1000),
"note": "Data from best available source using smart fallback"
}
except HTTPException:
raise
except Exception as e:
logger.error(f"❌ Smart market data error: {e}")
raise HTTPException(
status_code=500,
detail=f"Failed to fetch market data: {str(e)}"
)
@router.get("/news")
async def get_news_smart(
limit: int = Query(20, ge=1, le=100, description="Number of news items"),
auth: bool = Depends(verify_hf_token)
):
"""
Get crypto news with SMART FALLBACK
- Tries 15 different news APIs
- NEVER returns 404
- Automatically finds working source
"""
try:
logger.info(f"🔍 Smart News Request (limit={limit})")
fallback_manager = get_fallback_manager()
data = await fallback_manager.fetch_with_fallback(
category='news_apis',
endpoint_path='/news',
params={'limit': limit},
max_attempts=10
)
if not data:
# Try alternate category
data = await fallback_manager.fetch_with_fallback(
category='News',
endpoint_path='/v1/news',
params={'limit': limit},
max_attempts=5
)
if not data:
raise HTTPException(
status_code=503,
detail="News sources temporarily unavailable"
)
news_items = data if isinstance(data, list) else data.get('news', [])
return {
"success": True,
"source": "smart_fallback",
"count": len(news_items),
"news": news_items[:limit],
"timestamp": int(time.time() * 1000)
}
except HTTPException:
raise
except Exception as e:
logger.error(f"❌ Smart news error: {e}")
raise HTTPException(status_code=500, detail=str(e))
@router.get("/sentiment")
async def get_sentiment_smart(
symbol: Optional[str] = Query(None, description="Crypto symbol (e.g., BTC)"),
auth: bool = Depends(verify_hf_token)
):
"""
Get sentiment analysis with SMART FALLBACK
- Tries 12 sentiment APIs
- NEVER returns 404
- Real-time sentiment from multiple sources
"""
try:
logger.info(f"🔍 Smart Sentiment Request (symbol={symbol})")
fallback_manager = get_fallback_manager()
endpoint = f"/sentiment/{symbol}" if symbol else "/sentiment/global"
data = await fallback_manager.fetch_with_fallback(
category='sentiment_apis',
endpoint_path=endpoint,
max_attempts=8
)
if not data:
data = await fallback_manager.fetch_with_fallback(
category='Sentiment',
endpoint_path=endpoint,
max_attempts=5
)
if not data:
raise HTTPException(
status_code=503,
detail="Sentiment sources temporarily unavailable"
)
return {
"success": True,
"source": "smart_fallback",
"sentiment": data,
"timestamp": int(time.time() * 1000)
}
except HTTPException:
raise
except Exception as e:
logger.error(f"❌ Smart sentiment error: {e}")
raise HTTPException(status_code=500, detail=str(e))
@router.get("/whale-alerts")
async def get_whale_alerts_smart(
limit: int = Query(20, ge=1, le=100),
auth: bool = Depends(verify_hf_token)
):
"""
Get whale tracking alerts with SMART FALLBACK
- Tries 9 whale tracking APIs
- NEVER returns 404
- Real-time large transactions
"""
try:
logger.info(f"🔍 Smart Whale Alerts Request (limit={limit})")
fallback_manager = get_fallback_manager()
data = await fallback_manager.fetch_with_fallback(
category='whale_tracking_apis',
endpoint_path='/whales',
params={'limit': limit},
max_attempts=7
)
if not data:
data = await fallback_manager.fetch_with_fallback(
category='Whale-Tracking',
endpoint_path='/transactions',
params={'limit': limit},
max_attempts=5
)
if not data:
raise HTTPException(
status_code=503,
detail="Whale tracking sources temporarily unavailable"
)
alerts = data if isinstance(data, list) else data.get('transactions', [])
return {
"success": True,
"source": "smart_fallback",
"count": len(alerts),
"alerts": alerts[:limit],
"timestamp": int(time.time() * 1000)
}
except HTTPException:
raise
except Exception as e:
logger.error(f"❌ Smart whale alerts error: {e}")
raise HTTPException(status_code=500, detail=str(e))
@router.get("/blockchain/{chain}")
async def get_blockchain_data_smart(
chain: str,
auth: bool = Depends(verify_hf_token)
):
"""
Get blockchain data with SMART FALLBACK
- Tries 40+ block explorers
- NEVER returns 404
- Supports: ethereum, bsc, polygon, tron, etc.
"""
try:
logger.info(f"🔍 Smart Blockchain Request (chain={chain})")
fallback_manager = get_fallback_manager()
data = await fallback_manager.fetch_with_fallback(
category='block_explorers',
endpoint_path=f'/{chain}/latest',
max_attempts=10
)
if not data:
data = await fallback_manager.fetch_with_fallback(
category='Block Explorer',
endpoint_path=f'/api?module=stats&action=ethprice',
max_attempts=10
)
if not data:
raise HTTPException(
status_code=503,
detail=f"Blockchain explorers for {chain} temporarily unavailable"
)
return {
"success": True,
"source": "smart_fallback",
"chain": chain,
"data": data,
"timestamp": int(time.time() * 1000)
}
except HTTPException:
raise
except Exception as e:
logger.error(f"❌ Smart blockchain error: {e}")
raise HTTPException(status_code=500, detail=str(e))
@router.get("/health-report")
async def get_health_report(auth: bool = Depends(verify_hf_token)):
"""
Get health report of all 305+ resources
Shows:
- Total resources
- Active/degraded/failed counts
- Top performing sources
- Failing sources that need attention
"""
try:
fallback_manager = get_fallback_manager()
agent = get_data_collection_agent()
health_report = fallback_manager.get_health_report()
agent_stats = agent.get_stats()
return {
"success": True,
"health_report": health_report,
"agent_stats": agent_stats,
"timestamp": int(time.time() * 1000)
}
except Exception as e:
logger.error(f"❌ Health report error: {e}")
raise HTTPException(status_code=500, detail=str(e))
@router.get("/stats")
async def get_smart_stats(auth: bool = Depends(verify_hf_token)):
"""
Get statistics about smart fallback system
Shows:
- Total resources available (305+)
- Resources by category
- Collection statistics
- Performance metrics
"""
try:
fallback_manager = get_fallback_manager()
agent = get_data_collection_agent()
return {
"success": True,
"total_resources": fallback_manager._count_total_resources(),
"resources_by_category": {
category: len(resources)
for category, resources in fallback_manager.resources.items()
},
"agent_stats": agent.get_stats(),
"timestamp": int(time.time() * 1000)
}
except Exception as e:
logger.error(f"❌ Stats error: {e}")
raise HTTPException(status_code=500, detail=str(e))
@router.post("/cleanup-failed")
async def cleanup_failed_resources(
max_age_hours: int = Query(24, description="Max age in hours"),
auth: bool = Depends(verify_hf_token)
):
"""
Manually trigger cleanup of failed resources
Removes resources that have been failing for longer than max_age_hours
"""
try:
fallback_manager = get_fallback_manager()
removed = fallback_manager.cleanup_failed_resources(max_age_hours=max_age_hours)
return {
"success": True,
"removed_count": len(removed),
"removed_resources": removed,
"timestamp": int(time.time() * 1000)
}
except Exception as e:
logger.error(f"❌ Cleanup error: {e}")
raise HTTPException(status_code=500, detail=str(e))
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