NFT Arbitrage & Flipping

// NFT Arbitrage Detection System
class NFTArbitrageEngine {
    async scanArbitrageOpportunities() {
        const opportunities = [];
        const collections = await this.getMonitoredCollections();
        
        for (const collection of collections) {
            // Get floor prices from all markets
            const marketPrices = await this.getFloorPrices(collection);
            
            // Find price discrepancies
            const sortedPrices = marketPrices.sort((a, b) => b.price - a.price);
            const highest = sortedPrices[0];
            const lowest = sortedPrices[sortedPrices.length - 1];
            
            // Calculate potential profit
            const priceDiff = highest.price - lowest.price;
            const gasCost = await this.estimateArbitrageGas(highest.market, lowest.market);
            const fees = this.calculateMarketplaceFees(highest.market, lowest.market);
            const netProfit = priceDiff - gasCost - fees;
            
            // Check if arbitrage is profitable
            if (netProfit > 0 && priceDiff / lowest.price > 0.05) { // 5% minimum spread
                opportunities.push({
                    collection: collection.id,
                    buyMarket: lowest.market,
                    sellMarket: highest.market,
                    buyPrice: lowest.price,
                    sellPrice: highest.price,
                    spread: priceDiff,
                    netProfit,
                    profitMargin: netProfit / lowest.price,
                    gasEstimate: gasCost
                });
            }
        }
        
        return opportunities.sort((a, b) => b.profitMargin - a.profitMargin);
    }
    
    async executeArbitrage(opportunity) {
        try {
            // 1. Purchase NFT on buy market
            const buyTx = await this.purchaseNFT({
                market: opportunity.buyMarket,
                collection: opportunity.collection,
                price: opportunity.buyPrice
            });
            
            // 2. Wait for confirmation
            await this.waitForConfirmation(buyTx.hash);
            
            // 3. List on sell market
            const listTx = await this.listNFT({
                market: opportunity.sellMarket,
                tokenId: buyTx.tokenId,
                price: opportunity.sellPrice
            });
            
            return {
                success: true,
                buyTx: buyTx.hash,
                listTx: listTx.hash,
                expectedProfit: opportunity.netProfit
            };
        } catch (error) {
            return {
                success: false,
                error: error.message,
                opportunity
            };
        }
    }
}    
    async getFloorPrices(collection) {
        const markets = ['opensea', 'looksrare', 'blur', 'rarible'];
        const prices = [];
        
        for (const market of markets) {
            try {
                const floorPrice = await this.getMarketFloorPrice(market, collection);
                prices.push({
                    market,
                    price: floorPrice,
                    timestamp: Date.now()
                });
            } catch (error) {
                console.log(`Failed to get price from ${market}:`, error);
            }
        }
        
        return prices;
    }
}

// AI-Powered Rarity Analysis
class RarityAnalyzer {
    async calculateRarityScore(tokenId, collection) {
        // 1. Get token traits
        const traits = await this.getTokenTraits(tokenId);
        
        // 2. Calculate trait rarity scores
        const traitScores = traits.map(trait => this.calculateTraitRarity(trait, collection));
        
        // 3. Calculate base rarity score
        const baseScore = traitScores.reduce((sum, score) => sum + score, 0) / traitScores.length;
        
        // 4. Apply combination bonuses
        const combinationBonus = this.calculateCombinationBonus(traits);
        
        // 5. Market adjustment
        const marketAdjustment = await this.getMarketAdjustment(collection, tokenId);
        
        // 6. Final rarity score
        const finalScore = (baseScore * combinationBonus * marketAdjustment.multiplier);
        
        // 7. Historical performance analysis
        const performanceScore = await this.analyzeHistoricalPerformance(tokenId);
        
        return {
            rarityScore: finalScore,
            traitScores,
            combinationBonus,
            marketAdjustment,
            performanceScore,
            percentileRank: await this.calculatePercentileRank(finalScore, collection)
        };
    }
    
    calculateTraitRarity(trait, collection) {
        const traitSupply = collection.traitSupply[trait.value] || 0;
        const totalSupply = collection.totalSupply;
        const rarity = 1 - (traitSupply / totalSupply);
        
        // Apply trait category weight
        const categoryWeight = this.getTraitCategoryWeight(trait.type);
        return rarity * categoryWeight;
    }
    
    calculateCombinationBonus(traits) {
        // Check for rare combinations
        const rareCombinations = [
            ['legendary', 'mythic'],
            ['gold', 'diamond'],
            ['alien', 'zombie']
        ];
        
        let bonus = 1.0;
        for (const combination of rareCombinations) {
            if (combination.every(type => traits.some(t => t.type === type))) {
                bonus *= 1.5; // 50% bonus for rare combinations
            }
        }
        
        return bonus;
    }
}

// NFT Trading Automation System
class NFTAutoTrader {
    constructor(config) {
        this.config = config;
        this.activeTrades = new Map();
    }
    
    async processOpportunity(opportunity) {
        // 1. Validate opportunity
        if (!this.validateOpportunity(opportunity)) {
            return { success: false, reason: 'Validation failed' };
        }
        
        // 2. Check capital requirements
        const requiredCapital = opportunity.buyPrice + this.estimateGas();
        if (requiredCapital > this.availableCapital) {
            return { success: false, reason: 'Insufficient capital' };
        }
        
        // 3. Execute purchase
        const purchaseResult = await this.executePurchase(opportunity);
        if (!purchaseResult.success) {
            return purchaseResult;
        }
        
        // 4. Add to portfolio
        this.addToPortfolio({
            tokenId: purchaseResult.tokenId,
            collection: opportunity.collection,
            buyPrice: opportunity.buyPrice,
            timestamp: Date.now(),
            status: 'purchased'
        });
        
        // 5. Schedule optimal sale
        const saleTiming = this.calculateOptimalSaleTime(purchaseResult.tokenId);
        await this.scheduleAutoSale(purchaseResult.tokenId, saleTiming);
        
        return {
            success: true,
            tokenId: purchaseResult.tokenId,
            expectedProfit: opportunity.expectedProfit,
            saleScheduled: saleTiming
        };
    }
    
    calculateOptimalSaleTime(tokenId) {
        // Analyze market conditions and collection health
        const collection = this.getCollection(tokenId);
        const marketSentiment = this.getMarketSentiment(collection);
        const priceVelocity = this.getPriceVelocity(collection);
        
        // Determine optimal sale window
        if (marketSentiment.bullish && priceVelocity.increasing) {
            return { timing: 'aggressive', timeframe: '1-3 days' };
        } else if (marketSentiment.neutral) {
            return { timing: 'moderate', timeframe: '1-2 weeks' };
        } else {
            return { timing: 'conservative', timeframe: '2-4 weeks' };
        }
    }
}

// Initialize NFT Trading Strategy
const nftStrategy = new PoIPoENFT({
    apiKey: 'your-api-key',
    network: 'ethereum',
    riskProfile: 'moderate',
    marketplaces: ['opensea', 'looksrare', 'blur'],
    minProfitMargin: 0.10, // 10% minimum profit
    maxPositionSize: 2.5   // 2.5 ETH maximum per NFT
});

// Configure strategy parameters
nftStrategy.configure({
    arbitrageThreshold: 0.05,        // 5% minimum arbitrage spread
    rarityScoreThreshold: 0.7,       // 70% minimum rarity score
    sentimentThreshold: 0.6,         // 60% minimum sentiment score
    maxHoldTime: 14,                 // 14 days maximum hold
    stopLoss: 0.15,                  // 15% maximum loss
    targetProfit: 0.50               // 50% target profit
});

// Start NFT trading automation
nftStrategy.startTrading({
    onArbitrage: (opportunity) => {
        console.log('Arbitrage opportunity:', opportunity);
    },
    onFlipSignal: (signal) => {
        console.log('Flipping signal:', signal);
    },
    onTrade: (result) => {
        console.log('Trade executed:', result);
    },
    onAlert: (alert) => {
        console.log('Risk alert:', alert);
    }
});

// Get current portfolio
const portfolio = await nftStrategy.getPortfolio();
console.log('NFT Portfolio:', portfolio);