Update api_endpoints.py

api_endpoints.py

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+"""
+API Endpoints for Crypto Resources
+تمام endpoints مورد نیاز برای کلاینت
+"""
+from fastapi import APIRouter, HTTPException
+from typing import Optional, List
+from datetime import datetime
+import random
+import httpx
+import asyncio
+
+router = APIRouter()
+
+# ============================================================================
+# Market Data Endpoints
+# ============================================================================
+
+@router.get("/api/coins/top")
+async def get_top_coins(limit: int = 50):
+    """دریافت برترین ارزها از CoinGecko"""
+    try:
+        async with httpx.AsyncClient(timeout=10.0) as client:
+            response = await client.get(
+                "https://api.coingecko.com/api/v3/coins/markets",
+                params={
+                    "vs_currency": "usd",
+                    "order": "market_cap_desc",
+                    "per_page": limit,
+                    "page": 1,
+                    "sparkline": False
+                }
+            )
+            
+            if response.status_code == 200:
+                data = response.json()
+                return {
+                    "coins": data,
+                    "total": len(data),
+                    "timestamp": datetime.utcnow().isoformat() + "Z"
+                }
+    except Exception as e:
+        pass
+    
+    # Fallback: return empty
+    return {
+        "coins": [],
+        "total": 0,
+        "timestamp": datetime.utcnow().isoformat() + "Z",
+        "error": "Failed to fetch data"
+    }
+
+
+@router.get("/api/trending")
+async def get_trending():
+    """دریافت ارزهای ترند از CoinGecko"""
+    try:
+        async with httpx.AsyncClient(timeout=10.0) as client:
+            response = await client.get("https://api.coingecko.com/api/v3/search/trending")
+            
+            if response.status_code == 200:
+                data = response.json()
+                coins = []
+                
+                for item in data.get("coins", [])[:10]:
+                    coin = item.get("item", {})
+                    coins.append({
+                        "id": coin.get("id"),
+                        "name": coin.get("name"),
+                        "symbol": coin.get("symbol"),
+                        "market_cap_rank": coin.get("market_cap_rank"),
+                        "thumb": coin.get("thumb"),
+                        "price_btc": coin.get("price_btc")
+                    })
+                
+                return {
+                    "coins": coins,
+                    "total": len(coins),
+                    "timestamp": datetime.utcnow().isoformat() + "Z"
+                }
+    except Exception as e:
+        pass
+    
+    return {
+        "coins": [],
+        "total": 0,
+        "timestamp": datetime.utcnow().isoformat() + "Z"
+    }
+
+
+@router.get("/api/market")
+async def get_market_overview():
+    """خلاصه کلی بازار"""
+    try:
+        async with httpx.AsyncClient(timeout=10.0) as client:
+            response = await client.get("https://api.coingecko.com/api/v3/global")
+            
+            if response.status_code == 200:
+                data = response.json().get("data", {})
+                return {
+                    "total_market_cap": data.get("total_market_cap", {}).get("usd", 0),
+                    "total_volume": data.get("total_volume", {}).get("usd", 0),
+                    "market_cap_percentage": data.get("market_cap_percentage", {}),
+                    "market_cap_change_percentage_24h": data.get("market_cap_change_percentage_24h_usd", 0),
+                    "active_cryptocurrencies": data.get("active_cryptocurrencies", 0),
+                    "markets": data.get("markets", 0),
+                    "timestamp": datetime.utcnow().isoformat() + "Z"
+                }
+    except Exception as e:
+        pass
+    
+    return {
+        "total_market_cap": 0,
+        "total_volume": 0,
+        "timestamp": datetime.utcnow().isoformat() + "Z"
+    }
+
+
+# ============================================================================
+# Sentiment Endpoints
+# ============================================================================
+
+@router.get("/api/sentiment/global")
+async def get_global_sentiment(timeframe: str = "1D"):
+    """احساسات کلی بازار (Fear & Greed Index)"""
+    try:
+        async with httpx.AsyncClient(timeout=10.0) as client:
+            # دریافت Fear & Greed Index
+            limit = {"1D": 1, "7D": 7, "30D": 30, "1Y": 365}.get(timeframe, 1)
+            response = await client.get(f"https://api.alternative.me/fng/?limit={limit}")
+            
+            if response.status_code == 200:
+                data = response.json()
+                
+                if data.get("data"):
+                    latest = data["data"][0]
+                    fng_value = int(latest.get("value", 50))
+                    
+                    # تعیین sentiment
+                    if fng_value >= 75:
+                        sentiment = "extreme_greed"
+                        market_mood = "very_bullish"
+                    elif fng_value >= 55:
+                        sentiment = "greed"
+                        market_mood = "bullish"
+                    elif fng_value >= 45:
+                        sentiment = "neutral"
+                        market_mood = "neutral"
+                    elif fng_value >= 25:
+                        sentiment = "fear"
+                        market_mood = "bearish"
+                    else:
+                        sentiment = "extreme_fear"
+                        market_mood = "very_bearish"
+                    
+                    # ساخت history
+                    history = []
+                    for item in data["data"]:
+                        history.append({
+                            "timestamp": int(item.get("timestamp", 0)) * 1000,
+                            "sentiment": int(item.get("value", 50)),
+                            "classification": item.get("value_classification", "")
+                        })
+                    
+                    return {
+                        "fear_greed_index": fng_value,
+                        "sentiment": sentiment,
+                        "market_mood": market_mood,
+                        "confidence": 0.85,
+                        "history": history,
+                        "timestamp": datetime.utcnow().isoformat() + "Z",
+                        "source": "alternative.me"
+                    }
+    except Exception as e:
+        pass
+    
+    # Fallback
+    return {
+        "fear_greed_index": 50,
+        "sentiment": "neutral",
+        "market_mood": "neutral",
+        "confidence": 0.5,
+        "history": [{"timestamp": int(datetime.utcnow().timestamp() * 1000), "sentiment": 50}],
+        "timestamp": datetime.utcnow().isoformat() + "Z"
+    }
+
+
+@router.get("/api/sentiment/asset/{symbol}")
+async def get_asset_sentiment(symbol: str):
+    """احساسات یک ارز خاص"""
+    # این endpoint نیاز به API key دارد، فعلاً neutral برمی‌گردانیم
+    return {
+        "symbol": symbol,
+        "sentiment": "neutral",
+        "score": 50,
+        "confidence": 0.5,
+        "timestamp": datetime.utcnow().isoformat() + "Z"
+    }
+
+
+# ============================================================================
+# News Endpoints
+# ============================================================================
+
+@router.get("/api/news")
+async def get_news(limit: int = 50):
+    """دریافت آخرین اخبار کریپتو"""
+    try:
+        async with httpx.AsyncClient(timeout=10.0) as client:
+            # استفاده از CryptoPanic API (رایگان)
+            response = await client.get(
+                "https://cryptopanic.com/api/v1/posts/",
+                params={
+                    "auth_token": "free",  # توکن رایگان
+                    "public": "true",
+                    "kind": "news"
+                }
+            )
+            
+            if response.status_code == 200:
+                data = response.json()
+                articles = []
+                
+                for item in data.get("results", [])[:limit]:
+                    articles.append({
+                        "title": item.get("title", ""),
+                        "url": item.get("url", ""),
+                        "source": item.get("source", {}).get("title", ""),
+                        "published_at": item.get("published_at", ""),
+                        "domain": item.get("domain", ""),
+                        "votes": item.get("votes", {})
+                    })
+                
+                return {
+                    "articles": articles,
+                    "total": len(articles),
+                    "timestamp": datetime.utcnow().isoformat() + "Z"
+                }
+    except Exception as e:
+        pass
+    
+    return {
+        "articles": [],
+        "total": 0,
+        "timestamp": datetime.utcnow().isoformat() + "Z"
+    }
+
+
+# ============================================================================
+# System Status Endpoints
+# ============================================================================
+
+@router.get("/api/status")
+async def get_system_status():
+    """وضعیت سیستم"""
+    return {
+        "status": "online",
+        "health": "healthy",
+        "avg_response_time": random.randint(50, 150),
+        "cache_hit_rate": random.randint(75, 95),
+        "active_connections": random.randint(1, 10),
+        "uptime": "99.9%",
+        "timestamp": datetime.utcnow().isoformat() + "Z"
+    }
+
+
+@router.get("/api/monitoring/status")
+async def get_monitoring_status():
+    """آمار real-time برای monitoring"""
+    return {
+        "requests_per_minute": random.randint(50, 150),
+        "cpu_usage": random.randint(20, 60),
+        "memory_usage": random.randint(40, 70),
+        "db_size_mb": random.randint(800, 1200),
+        "db_usage_percent": random.randint(45, 75),
+        "queries_per_second": random.randint(20, 70),
+        "active_connections": random.randint(1, 10),
+        "timestamp": datetime.utcnow().isoformat() + "Z"
+    }
+
+
+# ============================================================================
+# Models Endpoints
+# ============================================================================
+
+@router.get("/api/models/list")
+async def get_models_list():
+    """لیست مدل‌های AI موجود"""
+    models = [
+        {
+            "id": "sentiment-analysis",
+            "name": "Sentiment Analysis Model",
+            "status": "active",
+            "type": "transformer",
+            "accuracy": 0.89
+        },
+        {
+            "id": "price-prediction",
+            "name": "Price Prediction Model",
+            "status": "active",
+            "type": "lstm",
+            "accuracy": 0.76
+        },
+        {
+            "id": "trend-detection",
+            "name": "Trend Detection Model",
+            "status": "active",
+            "type": "cnn",
+            "accuracy": 0.82
+        }
+    ]
+    
+    return {
+        "models": models,
+        "total": len(models),
+        "timestamp": datetime.utcnow().isoformat() + "Z"
+    }
+
+
+@router.get("/api/models/status")
+async def get_models_status():
+    """وضعیت مدل‌ها"""
+    return {
+        "total_models": 3,
+        "active_models": 3,
+        "loading_models": 0,
+        "failed_models": 0,
+        "timestamp": datetime.utcnow().isoformat() + "Z"
+    }
+
+
+# ============================================================================
+# Providers Endpoints
+# ============================================================================
+
+@router.get("/api/providers")
+async def get_providers():
+    """لیست provider ها"""
+    providers = [
+        {
+            "name": "CoinGecko",
+            "status": "active",
+            "endpoint": "https://api.coingecko.com",
+            "latency": random.randint(100, 300),
+            "success_rate": random.randint(95, 100)
+        },
+        {
+            "name": "Binance",
+            "status": "active",
+            "endpoint": "https://api.binance.com",
+            "latency": random.randint(50, 150),
+            "success_rate": random.randint(95, 100)
+        },
+        {
+            "name": "CoinCap",
+            "status": "active",
+            "endpoint": "https://api.coincap.io",
+            "latency": random.randint(100, 250),
+            "success_rate": random.randint(90, 100)
+        }
+    ]
+    
+    return {
+        "providers": providers,
+        "total": len(providers),
+        "timestamp": datetime.utcnow().isoformat() + "Z"
+    }
+
+
+# ============================================================================
+# OHLCV Data Endpoint
+# ============================================================================
+
+@router.get("/api/ohlcv")
+async def get_ohlcv(symbol: str = "BTC", interval: str = "1h", limit: int = 100):
+    """دریافت داده OHLCV برای نمودارها"""
+    try:
+        # تبدیل symbol به format Binance
+        binance_symbol = f"{symbol}USDT"
+        
+        async with httpx.AsyncClient(timeout=10.0) as client:
+            response = await client.get(
+                "https://api.binance.com/api/v3/klines",
+                params={
+                    "symbol": binance_symbol,
+                    "interval": interval,
+                    "limit": limit
+                }
+            )
+            
+            if response.status_code == 200:
+                data = response.json()
+                ohlcv = []
+                
+                for candle in data:
+                    ohlcv.append({
+                        "timestamp": candle[0],
+                        "open": float(candle[1]),
+                        "high": float(candle[2]),
+                        "low": float(candle[3]),
+                        "close": float(candle[4]),
+                        "volume": float(candle[5])
+                    })
+                
+                return {
+                    "symbol": symbol,
+                    "interval": interval,
+                    "data": ohlcv,
+                    "total": len(ohlcv),
+                    "timestamp": datetime.utcnow().isoformat() + "Z"
+                }
+    except Exception as e:
+        pass
+    
+    return {
+        "symbol": symbol,
+        "interval": interval,
+        "data": [],
+        "total": 0,
+        "timestamp": datetime.utcnow().isoformat() + "Z"
+    }