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Fetches ALL USDT trading pairs from Binance Spot Testnet\n// 2. Filters for Halal-compliant coins\n// 3. Calculates RSI(14) for each pair\n// 4. If RSI < 30 → Market Buy 20 USDT worth\n// 5. Sets 1% Take Profit + 1% Stop Loss\n// 6. Sends Telegram alerts for each trade + summary\n//\n// Endpoints: testnet.binance.vision / api.binance.vision\n// ═══════════════════════════════════════════════════════════\n\nimport { runScan } from \"./lib/scanner.ts\";\n\nexport default async function (interval: Interval) {\n console.log(\"═══════════════════════════════════════════\");\n console.log(\"🤖 HALAL MARKET SCANNER — Cycle Start\");\n console.log(`⏰ ${new Date().toUTCString()}`);\n if (interval.lastRunAt) {\n console.log(`📅 Last run: ${interval.lastRunAt}`);\n }\n console.log(\"═══════════════════════════════════════════\");\n\n const result = await runScan();\n\n console.log(\"\\n📋 RESULTS:\");\n console.log(` Pairs found: ${result.totalPairs}`);\n console.log(` Halal filtered: ${result.halalPairs}`);\n console.log(` RSI analyzed: ${result.scanned}`);\n console.log(` Signals: ${result.signals}`);\n console.log(` Successful: ${result.successful}`);\n console.log(` Failed: ${result.failed}`);\n if (result.errors.length) {\n console.log(` Errors: ${result.errors.length}`);\n }\n console.log(\"═══════════════════════════════════════════\");\n}\n",[138],"472a6644-5401-11f1-9f8d-ee650bb23af1","lib","472a66f8-5401-11f1-9f8d-ee650bb23af1",["D",1779249989078],"directory",[147],"pulls","branches",1,"forks","envVars",{"_160":66,"_162":66},"connections",{"_160":66,"_161":66},"count","unfilledCount","emptyCount",{"_48":146,"_38":147,"_36":148,"_132":-5,"_46":47,"_45":142,"_133":30,"_43":227,"_13":66,"_39":150,"_41":-5,"_29":32,"_135":-5,"_173":228,"_33":229},{"_48":219,"_38":220,"_36":221,"_132":148,"_46":47,"_45":222,"_133":32,"_43":223,"_13":66,"_39":40,"_41":224,"_29":32,"_135":-5,"_173":225,"_33":226},{"_48":211,"_38":212,"_36":213,"_132":148,"_46":47,"_45":214,"_133":32,"_43":215,"_13":66,"_39":40,"_41":216,"_29":32,"_135":-5,"_173":217,"_33":218},{"_48":203,"_38":204,"_36":205,"_132":148,"_46":47,"_45":206,"_133":32,"_43":207,"_13":66,"_39":40,"_41":208,"_29":32,"_135":-5,"_173":209,"_33":210},{"_48":195,"_38":196,"_36":197,"_132":148,"_46":47,"_45":198,"_133":32,"_43":199,"_13":66,"_39":40,"_41":200,"_29":32,"_135":-5,"_173":201,"_33":202},{"_48":187,"_38":188,"_36":189,"_132":148,"_46":47,"_45":190,"_133":32,"_43":191,"_13":66,"_39":40,"_41":192,"_29":32,"_135":-5,"_173":193,"_33":194},{"_48":179,"_38":180,"_36":181,"_132":148,"_46":47,"_45":182,"_133":32,"_43":183,"_13":66,"_39":40,"_41":184,"_29":32,"_135":-5,"_173":185,"_33":186},{"_48":137,"_38":138,"_36":139,"_132":-5,"_46":47,"_45":140,"_133":32,"_43":176,"_13":142,"_39":143,"_41":144,"_29":32,"_135":-5,"_173":177,"_33":178},{"_48":131,"_38":34,"_36":37,"_132":-5,"_46":47,"_45":14,"_133":32,"_43":172,"_13":66,"_39":40,"_41":42,"_29":32,"_135":-5,"_173":174,"_33":175},["D",1779250135099],"children",[],[34],["D",1779250127189],[],[138],"813dcd26-5401-11f1-9f8d-ee650bb23af1","trading.ts","813dcde4-5401-11f1-9f8d-ee650bb23af1",7,["D",1779250086515],"// ═══════════════════════════════════════════════════════════\n// 💹 TRADING ENGINE — Order execution & risk management\n// ═══════════════════════════════════════════════════════════\n\nimport {\n TRADE_AMOUNT_USDT,\n TP_PERCENT,\n SL_PERCENT,\n} from \"./config.ts\";\nimport {\n marketBuy,\n limitSell,\n stopLossSell,\n ocoSell,\n getTickerPrice,\n delay,\n} from \"./binance.ts\";\n\nexport interface TradeResult {\n success: boolean;\n symbol: string;\n rsi: number;\n entryPrice: number;\n quantity: number;\n tp: number;\n sl: number;\n orderId: string | number;\n tpOrderId?: string | number;\n slOrderId?: string | number;\n error?: string;\n}\n\n/**\n * Format price to a reasonable number of decimals based on price magnitude.\n */\nfunction formatPrice(price: number): string {\n if (price >= 1000) return price.toFixed(2);\n if (price >= 1) return price.toFixed(4);\n if (price >= 0.01) return price.toFixed(6);\n return price.toFixed(8);\n}\n\n/**\n * Format quantity based on symbol's typical lot size.\n * Testnet is more lenient, but we still round sensibly.\n */\nfunction formatQty(qty: number, price: number): string {\n if (price >= 1000) return qty.toFixed(5);\n if (price >= 1) return qty.toFixed(3);\n if (price >= 0.01) return qty.toFixed(1);\n return qty.toFixed(0);\n}\n\n/**\n * Execute a full trade cycle:\n * 1. Market buy for TRADE_AMOUNT_USDT\n * 2. Place Take Profit (limit sell at +1%)\n * 3. Place Stop Loss (stop-loss limit at -1%)\n */\nexport async function executeTrade(\n symbol: string,\n rsi: number,\n): Promise {\n const result: TradeResult = {\n success: false,\n symbol,\n rsi,\n entryPrice: 0,\n quantity: 0,\n tp: 0,\n sl: 0,\n orderId: \"\",\n };\n\n try {\n // ── Step 1: Get current price ────────────────────────\n const ticker = await getTickerPrice(symbol);\n if (ticker._error) {\n result.error = `Price fetch failed: ${ticker.msg}`;\n return result;\n }\n const currentPrice = parseFloat(ticker.price);\n if (!currentPrice || currentPrice <= 0) {\n result.error = \"Invalid price returned\";\n return result;\n }\n\n // ── Step 2: Market Buy ───────────────────────────────\n const buyOrder = await marketBuy(symbol, TRADE_AMOUNT_USDT);\n await delay(300);\n\n if (buyOrder._error) {\n result.error = `Buy failed [${buyOrder.code}]: ${buyOrder.msg}`;\n return result;\n }\n\n // Parse fill details\n const fills = buyOrder.fills || [];\n let totalQty = 0;\n let totalCost = 0;\n for (const fill of fills) {\n const q = parseFloat(fill.qty);\n const p = parseFloat(fill.price);\n totalQty += q;\n totalCost += q * p;\n }\n\n // Fallback if fills are empty (testnet sometimes)\n if (totalQty === 0) {\n totalQty = parseFloat(buyOrder.executedQty || \"0\");\n totalCost = parseFloat(buyOrder.cummulativeQuoteQty || \"0\");\n }\n\n const avgPrice = totalCost > 0 ? totalCost / totalQty : currentPrice;\n\n result.entryPrice = avgPrice;\n result.quantity = totalQty;\n result.orderId = buyOrder.orderId;\n result.tp = avgPrice * (1 + TP_PERCENT / 100);\n result.sl = avgPrice * (1 - SL_PERCENT / 100);\n\n // ── Step 3: Set Take Profit + Stop Loss ──────────────\n const qtyStr = formatQty(totalQty, avgPrice);\n const tpStr = formatPrice(result.tp);\n const slStr = formatPrice(result.sl);\n // SL limit price slightly below stop trigger\n const slLimitStr = formatPrice(result.sl * 0.999);\n\n // Try OCO order first (TP + SL in one order)\n const ocoResult = await ocoSell(symbol, qtyStr, tpStr, slStr, slLimitStr);\n await delay(300);\n\n if (!ocoResult._error) {\n result.tpOrderId = ocoResult.orderListId;\n result.slOrderId = ocoResult.orderListId;\n result.success = true;\n return result;\n }\n\n // Fallback: place TP and SL separately\n console.warn(`OCO failed for ${symbol}: ${ocoResult.msg}, placing separately...`);\n\n const tpOrder = await limitSell(symbol, qtyStr, tpStr);\n await delay(300);\n if (!tpOrder._error) {\n result.tpOrderId = tpOrder.orderId;\n } else {\n console.warn(`TP order failed: ${tpOrder.msg}`);\n }\n\n const slOrder = await stopLossSell(symbol, qtyStr, slStr, slLimitStr);\n await delay(300);\n if (!slOrder._error) {\n result.slOrderId = slOrder.orderId;\n } else {\n console.warn(`SL order failed: ${slOrder.msg}`);\n }\n\n result.success = true;\n return result;\n } catch (err) {\n result.error = `Exception: ${(err as Error).message}`;\n return result;\n }\n}\n",[],[147,180],"5e17e516-5401-11f1-9aa2-ee650bb23af1","telegram.ts","5e17e5d4-5401-11f1-9aa2-ee650bb23af1",4,["D",1779250027545],"// ═══════════════════════════════════════════════════════════\n// 📱 TELEGRAM NOTIFICATIONS\n// ═══════════════════════════════════════════════════════════\n\nimport { TELEGRAM_TOKEN, CHAT_ID } from \"./config.ts\";\n\nconst TG_API = `https://api.telegram.org/bot${TELEGRAM_TOKEN}`;\n\nexport async function sendTelegram(text: string): Promise {\n try {\n const res = await fetch(`${TG_API}/sendMessage`, {\n method: \"POST\",\n headers: { \"Content-Type\": \"application/json\" },\n body: JSON.stringify({\n chat_id: CHAT_ID,\n text,\n parse_mode: \"HTML\",\n disable_web_page_preview: true,\n }),\n });\n const data = await res.json();\n if (!data.ok) {\n console.error(\"Telegram error:\", data.description);\n return false;\n }\n return true;\n } catch (err) {\n console.error(\"Telegram send failed:\", err);\n return false;\n }\n}\n\n// ── Formatted Messages ──────────────────────────────────\n\nexport function formatTradeAlert(params: {\n symbol: string;\n rsi: number;\n price: number;\n qty: number;\n tp: number;\n sl: number;\n orderId: string | number;\n}): string {\n const { symbol, rsi, price, qty, tp, sl, orderId } = params;\n return [\n `🟢 HALAL OPPORTUNITY SNIPED`,\n ``,\n `🪙 Symbol: ${symbol}`,\n `📊 RSI(14): ${rsi.toFixed(2)}`,\n `💰 Entry Price: $${price.toFixed(6)}`,\n `📦 Quantity: ${qty}`,\n ``,\n `🎯 Take Profit (1%): $${tp.toFixed(6)}`,\n `🛡️ Stop Loss (1%): $${sl.toFixed(6)}`,\n `📋 Order ID: ${orderId}`,\n ``,\n `⏰ ${new Date().toUTCString()}`,\n ].join(\"\\n\");\n}\n\nexport function formatScanSummary(params: {\n totalPairs: number;\n halalPairs: number;\n scanned: number;\n signals: number;\n successful: number;\n failed: number;\n balance: string;\n errors: string[];\n}): string {\n const { totalPairs, halalPairs, scanned, signals, successful, failed, balance, errors } = params;\n const lines = [\n `📡 15-MIN SCAN SUMMARY`,\n `━━━━━━━━━━━━━━━━━━━━`,\n ``,\n `🔍 Total USDT Pairs: ${totalPairs}`,\n `🕌 Halal Filtered: ${halalPairs}`,\n `📊 RSI Analyzed: ${scanned}`,\n ``,\n `⚡ Strong Buy Signals: ${signals}`,\n `✅ Successful Trades: ${successful}`,\n `❌ Failed Trades: ${failed}`,\n ``,\n `💼 Account Balance:`,\n balance,\n ``,\n `⏰ ${new Date().toUTCString()}`,\n ];\n if (errors.length > 0) {\n lines.push(``, `⚠️ Errors:`);\n errors.slice(0, 5).forEach((e) => lines.push(`• ${e}`));\n }\n return lines.join(\"\\n\");\n}\n\nexport function formatErrorAlert(error: string): string {\n return [\n `🔴 BOT ERROR`,\n ``,\n `${error}`,\n ``,\n `⏰ ${new Date().toUTCString()}`,\n ].join(\"\\n\");\n}\n",[],[147,188],"914f9c9e-5401-11f1-9aa2-ee650bb23af1","scanner.ts","914f9d48-5401-11f1-9aa2-ee650bb23af1",8,["D",1779250113474],"// ═══════════════════════════════════════════════════════════\n// 🔍 MARKET SCANNER — Core scan loop\n// Fetches all USDT pairs, calculates RSI, executes trades\n// ═══════════════════════════════════════════════════════════\n\nimport {\n KLINE_INTERVAL,\n KLINE_LIMIT,\n MAX_PAIRS_PER_SCAN,\n isHalal,\n} from \"./config.ts\";\nimport {\n getExchangeInfo,\n getKlines,\n getAccountInfo,\n delay,\n} from \"./binance.ts\";\nimport { calculateRSI, extractCloses, isStrongBuy } from \"./rsi.ts\";\nimport { executeTrade, type TradeResult } from \"./trading.ts\";\nimport {\n sendTelegram,\n formatTradeAlert,\n formatScanSummary,\n formatErrorAlert,\n} from \"./telegram.ts\";\n\nexport interface ScanResult {\n totalPairs: number;\n halalPairs: number;\n scanned: number;\n signals: number;\n successful: number;\n failed: number;\n trades: TradeResult[];\n errors: string[];\n}\n\n/**\n * Fetch all USDT trading pairs from the exchange.\n * Filters for SPOT, TRADING status, and USDT quote.\n */\nasync function fetchUSDTPairs(): Promise {\n const info = await getExchangeInfo();\n if (info._error) {\n throw new Error(`Exchange info failed: ${info.msg}`);\n }\n\n const pairs: string[] = info.symbols\n .filter(\n (s: any) =>\n s.quoteAsset === \"USDT\" &&\n s.status === \"TRADING\" &&\n s.isSpotTradingAllowed === true,\n )\n .map((s: any) => s.symbol);\n\n return pairs;\n}\n\n/**\n * Get formatted account balances (non-zero only)\n */\nasync function getBalanceSummary(): Promise {\n const account = await getAccountInfo();\n if (account._error) {\n return `⚠️ Could not fetch balance: ${account.msg}`;\n }\n\n const nonZero = (account.balances || [])\n .filter(\n (b: any) => parseFloat(b.free) > 0 || parseFloat(b.locked) > 0,\n )\n .slice(0, 15); // cap display\n\n if (nonZero.length === 0) return \" No balances found\";\n\n return nonZero\n .map(\n (b: any) =>\n ` • ${b.asset}: ${parseFloat(b.free).toFixed(6)} (locked: ${parseFloat(b.locked).toFixed(6)})`,\n )\n .join(\"\\n\");\n}\n\n/**\n * Run a full market scan cycle.\n */\nexport async function runScan(): Promise {\n const result: ScanResult = {\n totalPairs: 0,\n halalPairs: 0,\n scanned: 0,\n signals: 0,\n successful: 0,\n failed: 0,\n trades: [],\n errors: [],\n };\n\n try {\n // ── Step 1: Fetch all USDT pairs ─────────────────────\n console.log(\"📡 Fetching USDT trading pairs...\");\n const allPairs = await fetchUSDTPairs();\n result.totalPairs = allPairs.length;\n console.log(`Found ${allPairs.length} USDT pairs`);\n\n // ── Step 2: Halal filter ─────────────────────────────\n const halalPairs = allPairs.filter(isHalal);\n result.halalPairs = halalPairs.length;\n console.log(`Halal filtered: ${halalPairs.length} pairs`);\n\n // Cap to avoid rate limits\n const pairsToScan = halalPairs.slice(0, MAX_PAIRS_PER_SCAN);\n\n // ── Step 3: RSI analysis for each pair ───────────────\n console.log(`Scanning ${pairsToScan.length} pairs for RSI signals...`);\n\n for (const symbol of pairsToScan) {\n try {\n const klines = await getKlines(symbol, KLINE_INTERVAL, KLINE_LIMIT);\n await delay(); // rate limit protection\n\n if (klines._error || !Array.isArray(klines) || klines.length === 0) {\n continue; // skip silently — many testnet pairs have no data\n }\n\n const closes = extractCloses(klines);\n const rsi = calculateRSI(closes);\n result.scanned++;\n\n if (isStrongBuy(rsi)) {\n result.signals++;\n console.log(`⚡ SIGNAL: ${symbol} RSI=${rsi.toFixed(2)}`);\n\n // ── Step 4: Execute trade ────────────────────\n const trade = await executeTrade(symbol, rsi);\n result.trades.push(trade);\n\n if (trade.success) {\n result.successful++;\n console.log(`✅ Trade executed: ${symbol}`);\n\n // Send immediate Telegram alert\n await sendTelegram(\n formatTradeAlert({\n symbol: trade.symbol,\n rsi: trade.rsi,\n price: trade.entryPrice,\n qty: trade.quantity,\n tp: trade.tp,\n sl: trade.sl,\n orderId: trade.orderId,\n }),\n );\n } else {\n result.failed++;\n result.errors.push(`${symbol}: ${trade.error}`);\n console.warn(`❌ Trade failed: ${symbol} — ${trade.error}`);\n }\n }\n } catch (err) {\n result.errors.push(`${symbol}: ${(err as Error).message}`);\n }\n }\n\n // ── Step 5: Send summary ─────────────────────────────\n console.log(\"📊 Generating scan summary...\");\n const balance = await getBalanceSummary();\n\n await sendTelegram(\n formatScanSummary({\n totalPairs: result.totalPairs,\n halalPairs: result.halalPairs,\n scanned: result.scanned,\n signals: result.signals,\n successful: result.successful,\n failed: result.failed,\n balance,\n errors: result.errors,\n }),\n );\n\n console.log(\"✅ Scan cycle complete\");\n } catch (err) {\n const errMsg = (err as Error).message;\n result.errors.push(errMsg);\n console.error(\"🔴 Scan error:\", errMsg);\n await sendTelegram(formatErrorAlert(errMsg));\n }\n\n return result;\n}\n",[],[147,196],"745fd6da-5401-11f1-9ba3-ee650bb23af1","rsi.ts","745fd806-5401-11f1-9ba3-ee650bb23af1",6,["D",1779250064926],"// ═══════════════════════════════════════════════════════════\n// 📈 RSI (Relative Strength Index) Calculator\n// Uses Wilder's smoothing method (standard RSI-14)\n// ═══════════════════════════════════════════════════════════\n\nimport { RSI_PERIOD, RSI_STRONG_BUY } from \"./config.ts\";\n\n/**\n * Calculate RSI from an array of closing prices.\n * Returns NaN if insufficient data.\n */\nexport function calculateRSI(closes: number[], period: number = RSI_PERIOD): number {\n if (closes.length < period + 1) return NaN;\n\n // Calculate price changes\n const changes: number[] = [];\n for (let i = 1; i < closes.length; i++) {\n changes.push(closes[i] - closes[i - 1]);\n }\n\n // Initial average gain/loss (simple average of first `period` changes)\n let avgGain = 0;\n let avgLoss = 0;\n for (let i = 0; i < period; i++) {\n if (changes[i] >= 0) avgGain += changes[i];\n else avgLoss += Math.abs(changes[i]);\n }\n avgGain /= period;\n avgLoss /= period;\n\n // Wilder's smoothing for remaining changes\n for (let i = period; i < changes.length; i++) {\n const change = changes[i];\n if (change >= 0) {\n avgGain = (avgGain * (period - 1) + change) / period;\n avgLoss = (avgLoss * (period - 1)) / period;\n } else {\n avgGain = (avgGain * (period - 1)) / period;\n avgLoss = (avgLoss * (period - 1) + Math.abs(change)) / period;\n }\n }\n\n if (avgLoss === 0) return 100;\n const rs = avgGain / avgLoss;\n return 100 - 100 / (1 + rs);\n}\n\n/**\n * Extract closing prices from Binance kline data.\n * Kline format: [openTime, open, high, low, close, volume, ...]\n */\nexport function extractCloses(klines: any[]): number[] {\n return klines.map((k: any[]) => parseFloat(k[4]));\n}\n\n/** Determine if RSI indicates a strong buy */\nexport function isStrongBuy(rsi: number): boolean {\n return !isNaN(rsi) && rsi < RSI_STRONG_BUY;\n}\n\n/** Human-readable RSI signal */\nexport function rsiSignal(rsi: number): string {\n if (isNaN(rsi)) return \"⚪ No Data\";\n if (rsi < 20) return \"🟢 Extremely Oversold\";\n if (rsi < 30) return \"🟢 Strong Buy (Oversold)\";\n if (rsi < 45) return \"🟡 Mild Buy\";\n if (rsi < 55) return \"⚪ Neutral\";\n if (rsi < 70) return \"🟡 Mild Sell\";\n if (rsi < 80) return \"🔴 Overbought\";\n return \"🔴 Extremely Overbought\";\n}\n",[],[147,204],"56163d9a-5401-11f1-88c3-ee650bb23af1","config.ts","56163e58-5401-11f1-88c3-ee650bb23af1",3,["D",1779250014111],"// ═══════════════════════════════════════════════════════════\n// 🔧 CONFIGURATION — Binance Spot Testnet Market Scanner\n// ═══════════════════════════════════════════════════════════\n\nexport const API_KEY = \"ewwkWZthamOF33QQYnIXSe4rXzVuy10RfcgK3tFAvlVJk3ZBDgwyjvi0tmcWwIKQ\";\nexport const SECRET_KEY = \"3toyhde8OakFCU395avTRaIpmUTIuFDW1C89BVdVPDr8O0wYf22LeemgUySK1cHT\";\nexport const TELEGRAM_TOKEN = \"8821899430:AAGS0EKYDjom1lr_CIwIfOel6wria_T3NZE\";\nexport const CHAT_ID = \"1838167986\";\n\n// Binance Testnet endpoints (bypass Error 451 location restrictions)\nexport const BINANCE_BASE = \"https://testnet.binance.vision\";\nexport const BINANCE_ALT = \"https://api.binance.vision\";\n\n// Trading parameters\nexport const TRADE_AMOUNT_USDT = 20; // Buy 20 USDT worth per signal\nexport const RSI_PERIOD = 14; // RSI lookback\nexport const RSI_STRONG_BUY = 30; // RSI < 30 = strong buy\nexport const TP_PERCENT = 1.0; // 1% Take Profit\nexport const SL_PERCENT = 1.0; // 1% Stop Loss\nexport const KLINE_INTERVAL = \"15m\"; // Candle interval for RSI\nexport const KLINE_LIMIT = 100; // Number of candles to fetch\n\n// Rate limiting\nexport const RATE_LIMIT_DELAY_MS = 350; // Delay between API calls (avoid ban)\nexport const MAX_PAIRS_PER_SCAN = 150; // Cap pairs per scan cycle\n\n// ═══════════════════════════════════════════════════════════\n// 🕌 HALAL FILTER — Exclude known haram/controversial coins\n// Coins associated with gambling, interest-bearing lending\n// protocols, or conventional finance instruments are excluded.\n// This is a best-effort filter — consult a scholar for\n// definitive rulings on specific tokens.\n// ═══════════════════════════════════════════════════════════\nexport const HARAM_COINS: Set = new Set([\n // Gambling / Casino tokens\n \"FUNUSDT\", \"WINKUSDT\", \"BETUSDT\",\n // Interest-bearing / Lending protocol tokens (riba concerns)\n \"COMPUSDT\", \"AAVEUSDT\", \"MKRUSDT\", \"CAKEUSDT\",\n \"VENUSUSDT\", \"CREAMUSDT\", \"ALPACAUSDT\",\n // Privacy coins (used for illicit activities)\n \"XMRUSDT\", \"ZECUSDT\", \"DASHUSDT\",\n // Meme / highly speculative (gharar concerns)\n \"SHIBUSDT\", \"DOGEUSDT\", \"PEPEUSDT\", \"FLOKIUSDT\",\n \"BONKUSDT\", \"BONEUSDT\", \"LEASHUSDT\",\n]);\n\nexport function isHalal(symbol: string): boolean {\n return !HARAM_COINS.has(symbol.toUpperCase());\n}\n",[],[147,212],"6bb481ac-5401-11f1-b7bd-ee650bb23af1","binance.ts","6bb482ce-5401-11f1-b7bd-ee650bb23af1",5,["D",1779250050382],"// ═══════════════════════════════════════════════════════════\n// 🔗 BINANCE API — Testnet Spot Client\n// Uses HMAC-SHA256 signing, auto-fallback endpoints\n// ═══════════════════════════════════════════════════════════\n\nimport {\n API_KEY,\n SECRET_KEY,\n BINANCE_BASE,\n BINANCE_ALT,\n RATE_LIMIT_DELAY_MS,\n} from \"./config.ts\";\nimport { createHmac } from \"node:crypto\";\n\n// ── Signing ────────────────────────────────────────────\n\nfunction sign(queryString: string): string {\n return createHmac(\"sha256\", SECRET_KEY)\n .update(queryString)\n .digest(\"hex\");\n}\n\nfunction timestamp(): number {\n return Date.now();\n}\n\n// ── Rate-limited fetch with endpoint fallback ──────────\n\nasync function binanceFetch(\n path: string,\n params: Record = {},\n signed = false,\n method: \"GET\" | \"POST\" | \"DELETE\" = \"GET\",\n): Promise {\n const qs = new URLSearchParams();\n for (const [k, v] of Object.entries(params)) {\n qs.set(k, String(v));\n }\n\n if (signed) {\n qs.set(\"timestamp\", String(timestamp()));\n qs.set(\"signature\", sign(qs.toString()));\n }\n\n const headers: Record = {\n \"X-MBX-APIKEY\": API_KEY,\n };\n\n // Try primary endpoint, then fallback\n for (const base of [BINANCE_BASE, BINANCE_ALT]) {\n try {\n const url =\n method === \"GET\"\n ? `${base}${path}?${qs.toString()}`\n : `${base}${path}`;\n\n const opts: RequestInit = { method, headers };\n if (method === \"POST\" || method === \"DELETE\") {\n opts.headers = {\n ...headers,\n \"Content-Type\": \"application/x-www-form-urlencoded\",\n };\n opts.body = qs.toString();\n }\n\n const res = await fetch(url, opts);\n const data = await res.json();\n\n if (res.status === 451) {\n console.warn(`451 on ${base}, trying fallback...`);\n continue;\n }\n if (!res.ok) {\n // Return error with code for caller to handle\n return { _error: true, code: data.code, msg: data.msg, status: res.status };\n }\n return data;\n } catch (err) {\n console.warn(`Fetch error on ${base}:`, err);\n continue;\n }\n }\n return { _error: true, code: -1, msg: \"All endpoints failed\" };\n}\n\n// ── Delay helper ───────────────────────────────────────\n\nexport function delay(ms: number = RATE_LIMIT_DELAY_MS): Promise {\n return new Promise((r) => setTimeout(r, ms));\n}\n\n// ═══════════════════════════════════════════════════════════\n// PUBLIC API METHODS\n// ═══════════════════════════════════════════════════════════\n\n/** Fetch all exchange trading pairs */\nexport async function getExchangeInfo(): Promise {\n return binanceFetch(\"/api/v3/exchangeInfo\");\n}\n\n/** Fetch kline/candlestick data */\nexport async function getKlines(\n symbol: string,\n interval: string,\n limit: number,\n): Promise {\n return binanceFetch(\"/api/v3/klines\", { symbol, interval, limit });\n}\n\n/** Get current ticker price */\nexport async function getTickerPrice(symbol: string): Promise {\n return binanceFetch(\"/api/v3/ticker/price\", { symbol });\n}\n\n/** Place a market buy order */\nexport async function marketBuy(\n symbol: string,\n quoteOrderQty: number,\n): Promise {\n return binanceFetch(\n \"/api/v3/order\",\n {\n symbol,\n side: \"BUY\",\n type: \"MARKET\",\n quoteOrderQty,\n },\n true,\n \"POST\",\n );\n}\n\n/** Place a limit sell (Take Profit) */\nexport async function limitSell(\n symbol: string,\n quantity: string,\n price: string,\n): Promise {\n return binanceFetch(\n \"/api/v3/order\",\n {\n symbol,\n side: \"SELL\",\n type: \"LIMIT\",\n timeInForce: \"GTC\",\n quantity,\n price,\n },\n true,\n \"POST\",\n );\n}\n\n/** Place a stop-loss limit sell */\nexport async function stopLossSell(\n symbol: string,\n quantity: string,\n stopPrice: string,\n price: string,\n): Promise {\n return binanceFetch(\n \"/api/v3/order\",\n {\n symbol,\n side: \"SELL\",\n type: \"STOP_LOSS_LIMIT\",\n timeInForce: \"GTC\",\n quantity,\n stopPrice,\n price,\n },\n true,\n \"POST\",\n );\n}\n\n/** Place OCO (One-Cancels-Other) order for TP + SL */\nexport async function ocoSell(\n symbol: string,\n quantity: string,\n tpPrice: string,\n slPrice: string,\n slLimitPrice: string,\n): Promise {\n return binanceFetch(\n \"/api/v3/order/oco\",\n {\n symbol,\n side: \"SELL\",\n quantity,\n price: tpPrice,\n stopPrice: slPrice,\n stopLimitPrice: slLimitPrice,\n stopLimitTimeInForce: \"GTC\",\n },\n true,\n \"POST\",\n );\n}\n\n/** Get account balances */\nexport async function getAccountInfo(): Promise {\n return binanceFetch(\"/api/v3/account\", {}, true);\n}\n",[],[147,220],["D",1779249989078],[164,165,166,167,168,169],[147],["D",1779249965104],{"_100":99,"_106":58},{"_100":99,"_101":58,"_102":58,"_19":60,"_103":104,"_105":32},{"_13":89,"_38":90,"_48":47,"_91":49,"_92":-5,"_93":-5,"_94":-5,"_95":-5,"_96":-5,"_97":50,"_98":99},"ctx",{"_82":-5,"_125":267,"_268":269,"_270":271,"_272":32,"_273":32,"_274":32,"_275":30,"_276":-5,"_277":-7,"_278":-7,"_279":66,"_280":32,"_281":32,"_282":-5,"_283":32,"_284":32,"_285":32,"_286":-5},"ENV",{"_238":239,"_240":241,"_242":90,"_243":244,"_245":246,"_247":248,"_249":250,"_251":252,"_253":254,"_255":256,"_257":258,"_259":260,"_261":262,"_263":264,"_265":266},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

Diff · v11