[Пользователь вносит $1000 в stETH]
               │
               ▼
 [1. Смарт-контракт удерживает спотовый stETH (доходность стейкинга ~3.5%)]
               +
 [2. Открывает 1x Short на фьючерсах ETH-PERP на сумму $1000]
               │
               ▼
[Итоговая позиция Delta-Neutral (дельта = 0, риск изменения цены ETH отсутствует)]
               │
               ▼
[Генерация доходности: Staking Yield + Funding Rate от лонгистов = 15-25% APY]

from typing import Dict

class StablecoinAnalyticsEngine:
    # Модуль риск-аналитики стейблкоинов, CDP залогов и депеггинга

    @staticmethod
    def calculate_cdp_health(
        collateral_amount: float,
        collateral_price: float,
        debt_amount: float,
        min_collateral_ratio: float = 1.50
    ) -> Dict[str, float]:
        collateral_value = collateral_amount * collateral_price
        current_cr = collateral_value / debt_amount if debt_amount > 0 else float('inf')
        
        liquidation_price = (debt_amount * min_collateral_ratio) / collateral_amount if collateral_amount > 0 else 0
        safety_margin_percent = ((collateral_price - liquidation_price) / collateral_price) * 100 if collateral_price > 0 else 0

        return {
            "collateral_value_usd": round(collateral_value, 2),
            "debt_usd": round(debt_amount, 2),
            "current_cr_percent": round(current_cr * 100, 2),
            "liquidation_price_usd": round(liquidation_price, 2),
            "safety_margin_percent": round(safety_margin_percent, 2),
            "status": "SAFE" if current_cr >= min_collateral_ratio else "LIQUIDATION_RISK"
        }

    @staticmethod
    def assess_pool_depeg_risk(token_a_balance: float, token_b_balance: float, token_name: str) -> Dict[str, str]:
        total = token_a_balance + token_b_balance
        ratio_a = (token_a_balance / total) * 100 if total > 0 else 50
        
        if ratio_a > 75.0:
            severity = "CRITICAL_DEPEG_DANGER"
        elif ratio_a > 60.0:
            severity = "ELEVATED_IMBALANCE"
        else:
            severity = "NORMAL_EQUILIBRIUM"

        return {
            "token": token_name,
            "pool_share_percent": f"{ratio_a:.1f}%",
            "risk_level": severity
        }

if __name__ == "__main__":
    cdp = StablecoinAnalyticsEngine.calculate_cdp_health(
        collateral_amount=10.0,
        collateral_price=3000.0,
        debt_amount=18000.0,
        min_collateral_ratio=1.40
    )
    print(f"[*] Анализ CDP позиции: {cdp}")

    pool_check = StablecoinAnalyticsEngine.assess_pool_depeg_risk(
        token_a_balance=82000000.0,
        token_b_balance=18000000.0,
        token_name="USDT"
    )
    print(f"[✓] Мониторинг стабильности пула: {pool_check}")