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/**
* Market Monitoring Agent
* Continuously monitors market and generates signals
*/
export class MarketMonitorAgent {
constructor(config = {}) {
this.symbol = config.symbol || 'BTC';
this.strategy = config.strategy || 'trend-rsi-macd';
this.interval = config.interval || 60000; // 1 minute
this.isRunning = false;
this.intervalId = null;
this.lastSignal = null;
this.onSignalCallback = null;
this.onErrorCallback = null;
}
/**
* Starts the monitoring agent
*/
start() {
if (this.isRunning) {
console.warn('[MonitorAgent] Already running');
return;
}
console.log(`[MonitorAgent] Starting for ${this.symbol} with ${this.strategy}`);
this.isRunning = true;
this.checkMarket();
this.intervalId = setInterval(() => {
this.checkMarket();
}, this.interval);
}
/**
* Stops the monitoring agent
*/
stop() {
if (!this.isRunning) return;
console.log('[MonitorAgent] Stopping...');
this.isRunning = false;
if (this.intervalId) {
clearInterval(this.intervalId);
this.intervalId = null;
}
}
/**
* Checks market conditions and generates signals
*/
async checkMarket() {
try {
const marketData = await this.fetchMarketData();
const analysis = await this.analyzeMarket(marketData);
if (this.shouldNotify(analysis)) {
this.emitSignal(analysis);
}
} catch (error) {
console.error('[MonitorAgent] Error checking market:', error);
if (this.onErrorCallback) {
this.onErrorCallback(error);
}
}
}
/**
* Fetches current market data with fallback and retry logic
*/
async fetchMarketData(retries = 2) {
const baseUrl = window.location.origin; // Use relative URL for Hugging Face compatibility
const apiUrl = `${baseUrl}/api/market?limit=1&symbol=${this.symbol}`;
for (let attempt = 0; attempt <= retries; attempt++) {
try {
if (attempt > 0) {
const delay = Math.min(1000 * Math.pow(2, attempt - 1), 5000);
await new Promise(resolve => setTimeout(resolve, delay));
}
const response = await fetch(apiUrl, {
signal: AbortSignal.timeout(10000)
});
if (!response.ok) {
if (attempt < retries && response.status >= 500) {
continue; // Retry on server errors
}
throw new Error(`Market API returned ${response.status}`);
}
const contentType = response.headers.get('content-type');
if (!contentType || !contentType.includes('application/json')) {
throw new Error('Invalid response type');
}
const data = await response.json();
if (!data || typeof data !== 'object') {
throw new Error('Invalid response format');
}
if (data.success && Array.isArray(data.items) && data.items.length > 0) {
const item = data.items[0];
if (!item || typeof item !== 'object') {
throw new Error('Invalid item data');
}
const price = parseFloat(item.price);
if (isNaN(price) || price <= 0) {
throw new Error('Invalid price data');
}
return {
symbol: this.symbol,
price: price,
volume: parseFloat(item.volume_24h || 0) || 0,
high24h: parseFloat(item.high_24h || price * 1.05) || price * 1.05,
low24h: parseFloat(item.low_24h || price * 0.95) || price * 0.95,
change24h: parseFloat(item.change_24h || 0) || 0,
};
}
throw new Error('No market data available');
} catch (error) {
if (attempt < retries && (error.name === 'AbortError' || error.message.includes('timeout') || error.message.includes('network'))) {
continue; // Retry on network errors
}
console.warn('[MonitorAgent] Fetch error, using fallback:', error.message);
return this.getFallbackMarketData();
}
}
// If all retries failed, return fallback
return this.getFallbackMarketData();
}
/**
* Gets fallback market data
*/
getFallbackMarketData() {
const defaultPrices = {
'BTC': 50000,
'ETH': 3000,
'SOL': 100,
'BNB': 600,
'XRP': 0.5,
'ADA': 0.5,
};
const price = defaultPrices[this.symbol] || 1000;
return {
symbol: this.symbol,
price,
volume: 1000000,
high24h: price * 1.05,
low24h: price * 0.95,
change24h: 0,
};
}
/**
* Analyzes market using selected strategy
*/
async analyzeMarket(marketData) {
const { analyzeWithStrategy } = await import('./trading-strategies.js');
return analyzeWithStrategy(this.symbol, this.strategy, marketData);
}
/**
* Determines if a notification should be sent
*/
shouldNotify(analysis) {
if (!this.lastSignal) {
this.lastSignal = analysis;
return true;
}
if (this.lastSignal.signal !== analysis.signal) {
this.lastSignal = analysis;
return true;
}
if (analysis.strength === 'strong' && analysis.confidence >= 80) {
return true;
}
return false;
}
/**
* Emits signal to callback
*/
emitSignal(analysis) {
console.log('[MonitorAgent] New signal:', analysis);
if (this.onSignalCallback) {
this.onSignalCallback(analysis);
}
}
/**
* Sets the signal callback
*/
onSignal(callback) {
this.onSignalCallback = callback;
}
/**
* Sets the error callback
*/
onError(callback) {
this.onErrorCallback = callback;
}
/**
* Updates agent configuration
*/
updateConfig(config) {
if (config.symbol) this.symbol = config.symbol;
if (config.strategy) this.strategy = config.strategy;
if (config.interval) this.interval = config.interval;
if (this.isRunning) {
this.stop();
this.start();
}
}
/**
* Gets agent status
*/
getStatus() {
return {
isRunning: this.isRunning,
symbol: this.symbol,
strategy: this.strategy,
interval: this.interval,
lastSignal: this.lastSignal,
};
}
}
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