"""
Module 5: On-Chain Analytics Functions (鏈上數據分析)
Web3 Training - Phase 11
"""
def get_transaction_history(address: str, limit: int) -> dict:
"""查詢地址交易歷史"""
return {"transactions": [{"hash": "0xabc...", "value": 1.5, "timestamp": 1704844800}]}
def get_token_holdings(address: str) -> dict:
"""查詢地址持有的所有代幣"""
return {"tokens": [{"symbol": "USDT", "balance": 1000.0, "value_usd": 1000.0}]}
def get_nft_holdings(address: str) -> dict:
"""查詢地址持有的所有 NFT"""
return {"nfts": [{"collection": "BAYC", "token_id": 1234, "floor_price": 30.5}]}
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": 1000000.0}], "holder_count": 5000}
def get_gas_price_history(hours: int) -> dict:
"""查詢歷史 Gas 價格趨勢"""
return {"gas_prices": [{"timestamp": 1704844800, "gwei": 30.5}], "average_gwei": 28.3}
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": 85.5, "total_profit": 50000.0}]}
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": 18000000}
def calculate_token_metrics(token_address: str) -> dict:
"""計算代幣關鍵指標"""
return {"market_cap": 1000000000.0, "liquidity": 5000000.0, "holder_count": 10000}
def monitor_mempool(filter_criteria: dict) -> dict:
"""監控 Mempool 待處理交易"""
return {"pending_txs": [{"hash": "0xpending...", "gas_price": 50.0, "value": 10.0}]}
