\n \n\n\n",[],[69,109],"28ec6afe-5458-11f1-b5cf-ee650bb23af1","app-loader.js","28ec6ba8-5458-11f1-b5cf-ee650bb23af1",18,["D",1779287304549],"import { createRoot } from \"https://esm.sh/react-dom@18.2.0/client\";\nimport { createElement } from \"https://esm.sh/react@18.2.0\";\n\n// Load the app & styles from esm.town (handles TSX transpilation)\nconst [{ default: App }, { CSS }] = await Promise.all([\n import(\"https://esm.town/v/minhheoaaa/trading-signals/frontend/App.tsx\"),\n import(\"https://esm.town/v/minhheoaaa/trading-signals/frontend/styles.ts\"),\n]);\n\n// Inject styles\nconst style = document.createElement(\"style\");\nstyle.textContent = CSS;\ndocument.head.appendChild(style);\n\n// Mount React app\nconst root = createRoot(document.getElementById(\"root\"));\nroot.render(createElement(App));\n",[],[69,117],"1efdb4f8-5458-11f1-bb6e-ee650bb23af1","App.tsx","a14a4c16-5456-11f1-b79f-ee650bb23af1",16,["D",1779287287888],2,"/** @jsxImportSource https://esm.sh/react@18.2.0 */\nimport React, { useState, useEffect, useCallback, useRef } from \"https://esm.sh/react@18.2.0\";\n\ninterface SignalData {\n symbol: string;\n timeframe: string;\n candleCount: number;\n lastPrice: number | null;\n priceChange: number;\n signals: {\n type: \"BUY\" | \"SELL\" | \"NEUTRAL\";\n strength: number;\n confidence: number;\n reasons: string[];\n indicators: Record;\n };\n chart: {\n timestamp: number[];\n open: number[];\n high: number[];\n low: number[];\n close: number[];\n volume: number[];\n };\n}\n\nconst POPULAR = [\n { symbol: \"BINANCE:BTCUSDT\", name: \"Bitcoin\", icon: \"₿\", cat: \"crypto\" },\n { symbol: \"BINANCE:ETHUSDT\", name: \"Ethereum\", icon: \"Ξ\", cat: \"crypto\" },\n { symbol: \"BINANCE:SOLUSDT\", name: \"Solana\", icon: \"◎\", cat: \"crypto\" },\n { symbol: \"BINANCE:XRPUSDT\", name: \"XRP\", icon: \"✕\", cat: \"crypto\" },\n { symbol: \"BINANCE:BNBUSDT\", name: \"BNB\", icon: \"⬡\", cat: \"crypto\" },\n { symbol: \"BINANCE:DOGEUSDT\", name: \"DOGE\", icon: \"🐕\", cat: \"crypto\" },\n { symbol: \"BINANCE:PEPEUSDT\", name: \"PEPE\", icon: \"🐸\", cat: \"crypto\" },\n { symbol: \"BINANCE:SUIUSDT\", name: \"SUI\", icon: \"💧\", cat: \"crypto\" },\n { symbol: \"NASDAQ:AAPL\", name: \"Apple\", icon: \"🍎\", cat: \"stock\" },\n { symbol: \"NASDAQ:TSLA\", name: \"Tesla\", icon: \"⚡\", cat: \"stock\" },\n { symbol: \"NASDAQ:NVDA\", name: \"NVIDIA\", icon: \"🟢\", cat: \"stock\" },\n { symbol: \"NASDAQ:MSFT\", name: \"Microsoft\", icon: \"🪟\", cat: \"stock\" },\n { symbol: \"NASDAQ:GOOGL\", name: \"Google\", icon: \"🔍\", cat: \"stock\" },\n { symbol: \"NASDAQ:AMZN\", name: \"Amazon\", icon: \"📦\", cat: \"stock\" },\n { symbol: \"NASDAQ:META\", name: \"Meta\", icon: \"👁️\", cat: \"stock\" },\n { symbol: \"NYSE:AMD\", name: \"AMD\", icon: \"🔴\", cat: \"stock\" },\n { symbol: \"TVC:GOLD\", name: \"Vàng\", icon: \"🥇\", cat: \"commodity\" },\n { symbol: \"TVC:SILVER\", name: \"Bạc\", icon: \"🥈\", cat: \"commodity\" },\n { symbol: \"NYMEX:CL1!\", name: \"Dầu thô\", icon: \"🛢️\", cat: \"commodity\" },\n { symbol: \"NYMEX:NG1!\", name: \"Khí gas\", icon: \"🔥\", cat: \"commodity\" },\n { symbol: \"FX:EURUSD\", name: \"EUR/USD\", icon: \"€\", cat: \"forex\" },\n { symbol: \"FX:GBPUSD\", name: \"GBP/USD\", icon: \"£\", cat: \"forex\" },\n { symbol: \"FX:USDJPY\", name: \"USD/JPY\", icon: \"¥\", cat: \"forex\" },\n];\n\nconst TIMEFRAMES = [\n { key: \"1\", label: \"1m\" },\n { key: \"5\", label: \"5m\" },\n { key: \"15\", label: \"15m\" },\n { key: \"60\", label: \"1H\" },\n { key: \"1D\", label: \"1D\" },\n { key: \"1W\", label: \"1W\" },\n { key: \"1M\", label: \"1M\" },\n];\n\nconst CATEGORIES = [\n { key: \"all\", label: \"Tất cả\", icon: \"🌐\" },\n { key: \"crypto\", label: \"Crypto\", icon: \"₿\" },\n { key: \"stock\", label: \"Cổ phiếu\", icon: \"📈\" },\n { key: \"commodity\", label: \"Hàng hóa\", icon: \"🥇\" },\n { key: \"forex\", label: \"Forex\", icon: \"💱\" },\n];\n\nexport default function App() {\n const [symbol, setSymbol] = useState(\"BINANCE:BTCUSDT\");\n const [timeframe, setTimeframe] = useState(\"1D\");\n const [data, setData] = useState(null);\n const [loading, setLoading] = useState(false);\n const [error, setError] = useState(\"\");\n const [query, setQuery] = useState(\"\");\n const [searchResults, setSearchResults] = useState([]);\n const [showSearch, setShowSearch] = useState(false);\n const [category, setCategory] = useState(\"all\");\n const [watchlist, setWatchlist] = useState(() => {\n try { return JSON.parse(localStorage.getItem(\"wl\") || \"[]\"); }\n catch { return []; }\n });\n const [now, setNow] = useState(Date.now());\n const searchRef = useRef(null);\n\n // Clock\n useEffect(() => {\n const t = setInterval(() => setNow(Date.now()), 1000);\n return () => clearInterval(t);\n }, []);\n\n // Save watchlist\n useEffect(() => { localStorage.setItem(\"wl\", JSON.stringify(watchlist)); }, [watchlist]);\n\n // Search\n useEffect(() => {\n if (query.length < 2) { setSearchResults([]); return; }\n const t = setTimeout(async () => {\n try {\n const r = await fetch(`/api/search?q=${encodeURIComponent(query)}`);\n const d = await r.json();\n setSearchResults(d?.quotes?.slice(0, 8) || []);\n } catch { setSearchResults([]); }\n }, 250);\n return () => clearTimeout(t);\n }, [query]);\n\n // Click outside\n useEffect(() => {\n const h = (e: MouseEvent) => {\n if (searchRef.current && !searchRef.current.contains(e.target as Node)) setShowSearch(false);\n };\n document.addEventListener(\"mousedown\", h);\n return () => document.removeEventListener(\"mousedown\", h);\n }, []);\n\n // Fetch data\n const load = useCallback(async () => {\n setLoading(true);\n setError(\"\");\n try {\n const r = await fetch(`/api/signals/${symbol}?tf=${timeframe}`);\n const d = await r.json();\n if (d.error) throw new Error(d.error);\n setData(d);\n } catch (e: any) {\n setError(e.message);\n } finally {\n setLoading(false);\n }\n }, [symbol, timeframe]);\n\n useEffect(() => {\n load();\n const iv = setInterval(load, 45_000);\n return () => clearInterval(iv);\n }, [load]);\n\n const pick = (s: string) => { setSymbol(s); setShowSearch(false); setQuery(\"\"); };\n const inWl = (s: string) => watchlist.includes(s);\n const toggleWl = (s: string, e?: React.MouseEvent) => {\n e?.stopPropagation();\n setWatchlist(p => inWl(s) ? p.filter(x => x !== s) : [...p, s]);\n };\n\n const filtered = POPULAR.filter(p => category === \"all\" || p.cat === category);\n const sig = data?.signals;\n const sigColor = !sig ? \"#666\" : sig.type === \"BUY\" ? \"#00e676\" : sig.type === \"SELL\" ? \"#ff1744\" : \"#ffab00\";\n const priceFmt = (n: number | null | undefined) => {\n if (n == null) return \"—\";\n if (n >= 1000) return n.toLocaleString(\"en-US\", { minimumFractionDigits: 2, maximumFractionDigits: 2 });\n if (n >= 1) return n.toFixed(2);\n return n.toFixed(6);\n };\n\n return (\n

\n {/* TOP BAR */}\n

\n 📊\n TradingSignals\n LIVE\n

\n 🔍\n setShowSearch(true)}\n onChange={e => setQuery(e.target.value)}\n />\n

\n {showSearch && query.length >= 2 && (\n

\n {searchResults.length === 0\n ?

Không tìm thấy

\n : searchResults.map((r: any, i: number) => (\n

pick(r.symbol || `${r.exchDisp}:${r.symbol}`)}>\n

\n {r.symbol}\n {r.shortname || r.longname}\n

\n {r.typeDisp || r.quoteType}\n

\n ))}\n

\n )}\n

\n {new Date(now).toLocaleTimeString(\"vi-VN\")} UTC+7\n {\"\"}\n

\n\n

\n {/* SIDEBAR */}\n

\n {/* Category tabs */}\n

\n {CATEGORIES.map(c => (\n \n ))}\n

\n\n {/* Watchlist */}\n {watchlist.length > 0 && (\n

⭐ Watchlist

\n {watchlist.map(s => (\n

pick(s)}>\n {s.split(\":\")[1]}\n \n

\n ))}\n

\n )}\n\n {/* Market list */}\n

\n {CATEGORIES.find(c => c.key === category)?.icon}{\" \"}\n {CATEGORIES.find(c => c.key === category)?.label}\n

\n {filtered.map(p => (\n

pick(p.symbol)}>\n {p.icon}\n

\n {p.symbol.split(\":\")[1]}\n {p.name}\n

\n \n

\n ))}\n

\n\n {/* MAIN */}\n

\n {/* Symbol header */}\n

{symbol}

\n \n {data && (\n

\n {priceFmt(data.lastPrice)}\n = 0 ? \"up\" : \"down\"}`}>\n {data.priceChange >= 0 ? \"▲\" : \"▼\"} {Math.abs(data.priceChange).toFixed(2)}%\n \n

\n )}\n

\n {TIMEFRAMES.map(tf => (\n \n ))}\n \n

\n\n {/* Loading bar */}\n {loading &&

}\n {error &&

⚠️ {error}

}\n\n {/* CHART */}\n

\n {data?.chart ? : (\n

{loading ? \"Đang tải...\" : \"Chọn mã để xem biểu đồ\"}

\n )}\n

\n\n {/* SIGNAL DASHBOARD */}\n {sig && (\n

\n {/* Hero signal */}\n

\n {sig.type === \"BUY\" ? \"🟢 MUA MẠNH\" : sig.type === \"SELL\" ? \"🔴 BÁN MẠNH\" : \"🟡 CHỜ ĐỢI\"}\n

\n \n \n

\n {sig.strength}%\n

Xác suất {sig.type === \"BUY\" ? \"tăng\" : sig.type === \"SELL\" ? \"giảm\" : \"đi ngang\"}

\n\n {/* Indicator cards */}\n

\n 70 ? \"Quá mua\" : \"Trung tính\"}\n color={Number(sig.indicators.rsi) < 30 ? \"#00e676\" : Number(sig.indicators.rsi) > 70 ? \"#ff1744\" : \"#9e9e9e\"} />\n \n \n \n \n \n

\n\n {/* Reasons */}\n

📋 Phân tích chi tiết ({data?.candleCount} nến)

\n {sig.reasons.map((r, i) =>

→ {r}

)}\n

\n\n

\n ⚠️ Tín hiệu dựa trên phân tích kỹ thuật tự động. KHÔNG phải lời khuyên đầu tư. Hãy luôn tự nghiên cứu (DYOR).\n

\n )}\n

\n );\n}\n\nfunction Meter({ label, value, color }: { label: string; value: number; color: string }) {\n return (\n

\n {label}\n {value}%\n

\n );\n}\n\nfunction IndCard({ label, value, hint, color }: { label: string; value: string; hint?: string; color: string }) {\n return (\n

\n {label}\n {value}\n {hint && {hint}}\n

\n );\n}\n\nfunction CandleChart({ chart }: { chart: SignalData[\"chart\"] }) {\n const { timestamp, open, high, low, close, volume } = chart;\n // Filter valid candles\n const indices: number[] = [];\n for (let i = 0; i < timestamp.length; i++) {\n if (open[i] != null && close[i] != null && open[i] > 0) indices.push(i);\n }\n if (indices.length < 2) return

Không đủ dữ liệu biểu đồ

;\n\n const W = 960, H = 400, PAD = { t: 15, r: 70, b: 40, l: 10 };\n const cW = W - PAD.l - PAD.r;\n const cH = H - PAD.t - PAD.b;\n const volH = 60; // volume section height at bottom\n\n const prices = indices.flatMap(i => [high[i], low[i]]);\n const minP = Math.min(...prices);\n const maxP = Math.max(...prices);\n const pRange = maxP - minP || 1;\n const maxVol = Math.max(...indices.map(i => volume[i] || 0)) || 1;\n\n const toY = (p: number) => PAD.t + (cH - volH) * (1 - (p - minP) / pRange);\n const gap = cW / indices.length;\n const candleW = Math.max(1.5, Math.min(10, gap - 1.5));\n\n // SMA20 line\n const sma20: (number | null)[] = indices.map((_, j) => {\n if (j < 19) return null;\n let sum = 0;\n for (let k = j - 19; k <= j; k++) sum += close[indices[k]];\n return sum / 20;\n });\n\n const smaPath = sma20.map((v, j) => {\n if (v === null) return \"\";\n const x = PAD.l + j * gap + gap / 2;\n const y = toY(v);\n return (j === 0 || sma20[j - 1] === null) ? `M${x},${y}` : `L${x},${y}`;\n }).join(\"\");\n\n // Price grid\n const gridSteps = 6;\n const gridLines = Array.from({ length: gridSteps + 1 }, (_, i) => {\n const p = minP + (pRange / gridSteps) * i;\n return { p, y: toY(p) };\n });\n\n const lastClose = close[indices[indices.length - 1]];\n const lastY = toY(lastClose);\n\n return (\n \n );\n}\n",[],[69,125],["D",1779286533919],[136,137,138],[77],{"_36":154,"_13":155,"_39":156,"_41":78,"_42":43,"_44":157,"_46":47,"_48":158,"_17":79,"_51":52,"_53":159,"_55":56,"_57":-5,"_87":160,"_18":161},{"_36":146,"_13":147,"_39":148,"_41":78,"_42":43,"_44":149,"_46":47,"_48":150,"_17":79,"_51":52,"_53":151,"_55":56,"_57":-5,"_87":152,"_18":153},{"_36":139,"_13":140,"_39":141,"_41":78,"_42":43,"_44":129,"_46":47,"_48":142,"_17":73,"_51":52,"_53":143,"_55":56,"_57":-5,"_87":144,"_18":145},"70af5cb8-5456-11f1-8e3c-ee650bb23af1","signals.ts","70af5d58-5456-11f1-8e3c-ee650bb23af1",["D",1779286565955],"// Technical analysis & probability signal engine\n// Computes RSI, MACD, Moving Averages, and overall signal strength\n\nexport interface Candle {\n time: number;\n open: number;\n high: number;\n low: number;\n close: number;\n volume: number;\n}\n\nexport interface Signal {\n type: \"BUY\" | \"SELL\" | \"NEUTRAL\";\n strength: number; // 0-100\n confidence: number; // 0-100\n reasons: string[];\n indicators: {\n rsi: number;\n macdSignal: \"BUY\" | \"SELL\" | \"NEUTRAL\";\n sma20Trend: \"UP\" | \"DOWN\" | \"FLAT\";\n ema9Trend: \"UP\" | \"DOWN\" | \"FLAT\";\n volumeTrend: \"HIGH\" | \"NORMAL\" | \"LOW\";\n bollingerPosition: \"UPPER\" | \"MIDDLE\" | \"LOWER\";\n };\n}\n\nfunction calcSMA(data: number[], period: number): number[] {\n const result: number[] = [];\n for (let i = 0; i < data.length; i++) {\n if (i < period - 1) { result.push(NaN); continue; }\n const sum = data.slice(i - period + 1, i + 1).reduce((a, b) => a + b, 0);\n result.push(sum / period);\n }\n return result;\n}\n\nfunction calcEMA(data: number[], period: number): number[] {\n const result: number[] = [];\n const k = 2 / (period + 1);\n let ema = data[0];\n result.push(ema);\n for (let i = 1; i < data.length; i++) {\n ema = data[i] * k + ema * (1 - k);\n result.push(ema);\n }\n return result;\n}\n\nfunction calcRSI(closes: number[], period = 14): number {\n if (closes.length < period + 1) return 50;\n let gains = 0, losses = 0;\n for (let i = closes.length - period; i < closes.length; i++) {\n const diff = closes[i] - closes[i - 1];\n if (diff > 0) gains += diff;\n else losses -= diff;\n }\n if (losses === 0) return 100;\n const rs = (gains / period) / (losses / period);\n return 100 - (100 / (1 + rs));\n}\n\nfunction calcMACD(closes: number[]): { macd: number; signal: number; histogram: number } {\n const ema12 = calcEMA(closes, 12);\n const ema26 = calcEMA(closes, 26);\n const macdLine = ema12.map((v, i) => v - ema26[i]);\n const signalLine = calcEMA(macdLine, 9);\n const last = macdLine.length - 1;\n return {\n macd: macdLine[last],\n signal: signalLine[last],\n histogram: macdLine[last] - signalLine[last],\n };\n}\n\nfunction calcBollingerBands(closes: number[], period = 20, stdDev = 2) {\n const sma = calcSMA(closes, period);\n const last = closes.length - 1;\n const smaLast = sma[last];\n if (isNaN(smaLast)) return { upper: 0, middle: 0, lower: 0, position: \"MIDDLE\" as const };\n\n const slice = closes.slice(last - period + 1, last + 1);\n const variance = slice.reduce((sum, v) => sum + Math.pow(v - smaLast, 2), 0) / period;\n const sd = Math.sqrt(variance);\n\n const upper = smaLast + stdDev * sd;\n const lower = smaLast - stdDev * sd;\n const price = closes[last];\n\n let position: \"UPPER\" | \"MIDDLE\" | \"LOWER\" = \"MIDDLE\";\n if (price > smaLast + sd) position = \"UPPER\";\n else if (price < smaLast - sd) position = \"LOWER\";\n\n return { upper, middle: smaLast, lower, position };\n}\n\nexport function analyzeSignals(candles: Candle[]): Signal {\n if (candles.length < 30) {\n return {\n type: \"NEUTRAL\",\n strength: 50,\n confidence: 10,\n reasons: [\"Không đủ dữ liệu để phân tích (cần ≥30 nến)\"],\n indicators: {\n rsi: 50, macdSignal: \"NEUTRAL\", sma20Trend: \"FLAT\",\n ema9Trend: \"FLAT\", volumeTrend: \"NORMAL\", bollingerPosition: \"MIDDLE\",\n },\n };\n }\n\n const closes = candles.map(c => c.close);\n const volumes = candles.map(c => c.volume);\n const reasons: string[] = [];\n let buyScore = 0;\n let sellScore = 0;\n\n // RSI\n const rsi = calcRSI(closes);\n if (rsi < 30) { buyScore += 25; reasons.push(`RSI quá bán (${rsi.toFixed(1)})`); }\n else if (rsi > 70) { sellScore += 25; reasons.push(`RSI quá mua (${rsi.toFixed(1)})`); }\n else if (rsi < 45) { buyScore += 10; reasons.push(`RSI hướng mua (${rsi.toFixed(1)})`); }\n else if (rsi > 55) { sellScore += 10; reasons.push(`RSI hướng bán (${rsi.toFixed(1)})`); }\n\n // MACD\n const macd = calcMACD(closes);\n let macdSignal: \"BUY\" | \"SELL\" | \"NEUTRAL\" = \"NEUTRAL\";\n if (macd.histogram > 0 && macd.macd > macd.signal) {\n buyScore += 20; macdSignal = \"BUY\";\n reasons.push(\"MACD cắt lên (tín hiệu mua)\");\n } else if (macd.histogram < 0 && macd.macd < macd.signal) {\n sellScore += 20; macdSignal = \"SELL\";\n reasons.push(\"MACD cắt xuống (tín hiệu bán)\");\n }\n\n // SMA20 trend\n const sma20 = calcSMA(closes, 20);\n const last = closes.length - 1;\n const sma20Last = sma20[last];\n let sma20Trend: \"UP\" | \"DOWN\" | \"FLAT\" = \"FLAT\";\n if (closes[last] > sma20Last * 1.01) {\n buyScore += 15; sma20Trend = \"UP\";\n reasons.push(\"Giá trên SMA20 (xu hướng tăng)\");\n } else if (closes[last] < sma20Last * 0.99) {\n sellScore += 15; sma20Trend = \"DOWN\";\n reasons.push(\"Giá dưới SMA20 (xu hướng giảm)\");\n }\n\n // EMA9 trend\n const ema9 = calcEMA(closes, 9);\n let ema9Trend: \"UP\" | \"DOWN\" | \"FLAT\" = \"FLAT\";\n if (ema9[last] > ema9[last - 3]) {\n buyScore += 10; ema9Trend = \"UP\";\n reasons.push(\"EMA9 đang tăng\");\n } else if (ema9[last] < ema9[last - 3]) {\n sellScore += 10; ema9Trend = \"DOWN\";\n reasons.push(\"EMA9 đang giảm\");\n }\n\n // Volume analysis\n const avgVol = volumes.slice(-20).reduce((a, b) => a + b, 0) / 20;\n const lastVol = volumes[last];\n let volumeTrend: \"HIGH\" | \"NORMAL\" | \"LOW\" = \"NORMAL\";\n if (lastVol > avgVol * 1.5) {\n volumeTrend = \"HIGH\";\n reasons.push(\"Khối lượng cao bất thường (xác nhận xu hướng)\");\n if (buyScore > sellScore) buyScore += 10;\n else sellScore += 10;\n } else if (lastVol < avgVol * 0.5) {\n volumeTrend = \"LOW\";\n reasons.push(\"Khối lượng thấp (xu hướng yếu)\");\n }\n\n // Bollinger Bands\n const bb = calcBollingerBands(closes);\n if (bb.position === \"LOWER\") {\n buyScore += 15;\n reasons.push(\"Giá ở dải Bollinger dưới (có thể bật lên)\");\n } else if (bb.position === \"UPPER\") {\n sellScore += 15;\n reasons.push(\"Giá ở dải Bollinger trên (có thể điều chỉnh)\");\n }\n\n // Calculate final signal\n const totalScore = buyScore + sellScore || 1;\n const buyPct = (buyScore / totalScore) * 100;\n const sellPct = (sellScore / totalScore) * 100;\n\n let type: \"BUY\" | \"SELL\" | \"NEUTRAL\" = \"NEUTRAL\";\n let strength = 50;\n\n if (buyPct > 60) {\n type = \"BUY\";\n strength = Math.min(95, buyPct);\n } else if (sellPct > 60) {\n type = \"SELL\";\n strength = Math.min(95, sellPct);\n }\n\n const confidence = Math.min(90, Math.abs(buyScore - sellScore) * 2 + reasons.length * 5);\n\n return {\n type,\n strength: Math.round(strength),\n confidence: Math.round(confidence),\n reasons,\n indicators: {\n rsi: Math.round(rsi * 10) / 10,\n macdSignal,\n sma20Trend,\n ema9Trend,\n volumeTrend,\n bollingerPosition: bb.position,\n },\n };\n}\n",[],[77,140],"c074ecc6-5457-11f1-a334-ee650bb23af1","routes.ts","786bf45c-5456-11f1-87cf-ee650bb23af1",13,["D",1779287129285],"import { Hono } from \"npm:hono@4\";\nimport { searchSymbols, getChartData, getQuote, getProfile } from \"./api.ts\";\nimport { analyzeSignals, type Candle } from \"./signals.ts\";\n\nconst api = new Hono();\n\n// Search symbols\napi.get(\"/search\", async (c) => {\n const query = c.req.query(\"q\");\n if (!query) return c.json({ error: \"Missing 'q'\" }, 400);\n try {\n const data = await searchSymbols(query);\n return c.json(data);\n } catch (e: any) {\n return c.json({ error: e.message }, 500);\n }\n});\n\n// Chart data (OHLCV)\napi.get(\"/chart/:symbol{.+}\", async (c) => {\n const symbol = decodeURIComponent(c.req.param(\"symbol\"));\n const timeframe = c.req.query(\"tf\") || \"1D\";\n try {\n const data = await getChartData(symbol, timeframe);\n return c.json(data);\n } catch (e: any) {\n return c.json({ error: e.message }, 500);\n }\n});\n\n// Quote (realtime price info)\napi.get(\"/quote/:symbol{.+}\", async (c) => {\n const symbol = decodeURIComponent(c.req.param(\"symbol\"));\n try {\n const data = await getQuote(symbol);\n return c.json(data);\n } catch (e: any) {\n return c.json({ error: e.message }, 500);\n }\n});\n\n// Trading signals with analysis\napi.get(\"/signals/:symbol{.+}\", async (c) => {\n const symbol = decodeURIComponent(c.req.param(\"symbol\"));\n const timeframe = c.req.query(\"tf\") || \"1D\";\n try {\n const chart = await getChartData(symbol, timeframe);\n\n const candles: Candle[] = chart.timestamp.map((t, i) => ({\n time: t,\n open: chart.open[i] ?? 0,\n high: chart.high[i] ?? 0,\n low: chart.low[i] ?? 0,\n close: chart.close[i] ?? 0,\n volume: chart.volume[i] ?? 0,\n })).filter(c => c.open > 0 && c.close > 0);\n\n const signals = analyzeSignals(candles);\n const lastCandle = candles[candles.length - 1];\n\n return c.json({\n symbol,\n timeframe,\n candleCount: candles.length,\n lastPrice: lastCandle?.close ?? null,\n priceChange: candles.length >= 2\n ? ((lastCandle.close - candles[candles.length - 2].close) / candles[candles.length - 2].close * 100)\n : 0,\n signals,\n chart, // raw OHLCV arrays for frontend rendering\n });\n } catch (e: any) {\n return c.json({ error: e.message }, 500);\n }\n});\n\n// Profile\napi.get(\"/profile/:symbol{.+}\", async (c) => {\n const symbol = decodeURIComponent(c.req.param(\"symbol\"));\n try {\n const data = await getProfile(symbol);\n return c.json(data);\n } catch (e: any) {\n return c.json({ error: e.message }, 500);\n }\n});\n\nexport default api;\n",[],[77,147],"b8f2e3fe-5457-11f1-a334-ee650bb23af1","api.ts","5d97723c-5456-11f1-b185-ee650bb23af1",12,["D",1779287116688],"// Unified API layer: TradingView18 for search/profile + Yahoo Finance for chart data\n// With caching, rate limiting, and error handling\n\nconst TV_HOST = \"tradingview18.p.rapidapi.com\";\nconst TV_BASE = `https://${TV_HOST}`;\n\nfunction getApiKey(): string {\n const key = Deno.env.get(\"RAPIDAPI_KEY\");\n if (!key) throw new Error(\"RAPIDAPI_KEY env var not set\");\n return key;\n}\n\nconst tvHeaders = () => ({\n \"Content-Type\": \"application/json\",\n \"x-rapidapi-host\": TV_HOST,\n \"x-rapidapi-key\": getApiKey(),\n});\n\n// In-memory cache\nconst cache = new Map();\n\nfunction getCached(key: string): T | null {\n const entry = cache.get(key);\n if (entry && entry.expires > Date.now()) return entry.data as T;\n cache.delete(key);\n return null;\n}\n\nfunction setCache(key: string, data: unknown, ttlMs: number) {\n cache.set(key, { data, expires: Date.now() + ttlMs });\n if (cache.size > 300) {\n const now = Date.now();\n for (const [k, v] of cache) {\n if (v.expires < now) cache.delete(k);\n }\n }\n}\n\n// Rate limiter\nlet reqCount = 0;\nlet windowStart = Date.now();\nfunction checkRate(): boolean {\n if (Date.now() - windowStart > 60_000) { reqCount = 0; windowStart = Date.now(); }\n if (reqCount >= 30) return false;\n reqCount++;\n return true;\n}\n\n// --- TradingView18 API ---\n\nexport async function searchSymbols(query: string) {\n const cacheKey = `search:${query}`;\n const cached = getCached(cacheKey);\n if (cached) return cached;\n\n if (!checkRate()) throw new Error(\"Rate limit. Vui lòng đợi.\");\n\n const resp = await fetch(`${TV_BASE}/symbols/auto-complete?query=${encodeURIComponent(query)}`, {\n headers: tvHeaders(),\n });\n if (!resp.ok) throw new Error(`Search API error: ${resp.status}`);\n const data = await resp.json();\n setCache(cacheKey, data, 120_000); // 2 min cache\n return data;\n}\n\nexport async function getProfile(symbol: string) {\n const cacheKey = `profile:${symbol}`;\n const cached = getCached(cacheKey);\n if (cached) return cached;\n\n if (!checkRate()) throw new Error(\"Rate limit. Vui lòng đợi.\");\n\n const resp = await fetch(`${TV_BASE}/symbols/get-profile?symbol=${encodeURIComponent(symbol)}`, {\n headers: tvHeaders(),\n });\n if (!resp.ok) throw new Error(`Profile API error: ${resp.status}`);\n const data = await resp.json();\n setCache(cacheKey, data, 300_000); // 5 min cache\n return data;\n}\n\n// --- Yahoo Finance (free, no key needed) for chart data ---\n\ninterface YFChartResult {\n timestamp: number[];\n open: number[];\n high: number[];\n low: number[];\n close: number[];\n volume: number[];\n}\n\nconst YF_RANGES: Record = {\n \"1\": { range: \"1d\", interval: \"1m\" },\n \"5\": { range: \"5d\", interval: \"5m\" },\n \"15\": { range: \"5d\", interval: \"15m\" },\n \"60\": { range: \"1mo\", interval: \"60m\" },\n \"1D\": { range: \"6mo\", interval: \"1d\" },\n \"1W\": { range: \"2y\", interval: \"1wk\" },\n \"1M\": { range: \"10y\", interval: \"1mo\" },\n};\n\nexport async function getChartData(symbol: string, timeframe: string): Promise {\n const cacheKey = `chart:${symbol}:${timeframe}`;\n const cached = getCached(cacheKey);\n if (cached) return cached;\n\n const tf = YF_RANGES[timeframe] || YF_RANGES[\"1D\"];\n \n // Clean symbol: \"BINANCE:BTCUSDT\" → \"BTC-USD\", \"NASDAQ:AAPL\" → \"AAPL\"\n const yfSymbol = convertToYFSymbol(symbol);\n\n const url = `https://query1.finance.yahoo.com/v8/finance/chart/${encodeURIComponent(yfSymbol)}?range=${tf.range}&interval=${tf.interval}&includePrePost=false`;\n\n const resp = await fetch(url, {\n headers: { \"User-Agent\": \"Mozilla/5.0\" },\n });\n\n if (!resp.ok) {\n // Fallback: try with original symbol\n const resp2 = await fetch(\n `https://query1.finance.yahoo.com/v8/finance/chart/${encodeURIComponent(symbol.split(\":\").pop() || symbol)}?range=${tf.range}&interval=${tf.interval}`,\n { headers: { \"User-Agent\": \"Mozilla/5.0\" } }\n );\n if (!resp2.ok) throw new Error(`Chart data unavailable for ${symbol}`);\n return parseYFChart(await resp2.json(), cacheKey, timeframe);\n }\n\n return parseYFChart(await resp.json(), cacheKey, timeframe);\n}\n\nfunction parseYFChart(data: any, cacheKey: string, timeframe: string): YFChartResult {\n const result = data?.chart?.result?.[0];\n if (!result?.timestamp) throw new Error(\"No chart data returned\");\n\n const q = result.indicators?.quote?.[0] || {};\n const parsed: YFChartResult = {\n timestamp: result.timestamp,\n open: q.open || [],\n high: q.high || [],\n low: q.low || [],\n close: q.close || [],\n volume: q.volume || [],\n };\n\n // Cache shorter for intraday, longer for daily+\n const ttl = [\"1\", \"5\", \"15\"].includes(timeframe) ? 30_000 : 120_000;\n setCache(cacheKey, parsed, ttl);\n return parsed;\n}\n\n// Symbol conversion map\nfunction convertToYFSymbol(symbol: string): string {\n const s = symbol.toUpperCase();\n \n // Crypto on Binance → Yahoo format\n const cryptoMap: Record = {\n \"BINANCE:BTCUSDT\": \"BTC-USD\",\n \"BINANCE:ETHUSDT\": \"ETH-USD\",\n \"BINANCE:SOLUSDT\": \"SOL-USD\",\n \"BINANCE:XRPUSDT\": \"XRP-USD\",\n \"BINANCE:BNBUSDT\": \"BNB-USD\",\n \"BINANCE:ADAUSDT\": \"ADA-USD\",\n \"BINANCE:DOGEUSDT\": \"DOGE-USD\",\n \"BINANCE:DOTUSDT\": \"DOT-USD\",\n \"BINANCE:AVAXUSDT\": \"AVAX-USD\",\n \"BINANCE:MATICUSDT\": \"MATIC-USD\",\n \"BINANCE:LINKUSDT\": \"LINK-USD\",\n \"BINANCE:UNIUSDT\": \"UNI-USD\",\n \"BINANCE:LTCUSDT\": \"LTC-USD\",\n \"BINANCE:SHIBUSDT\": \"SHIB-USD\",\n \"BINANCE:TRXUSDT\": \"TRX-USD\",\n \"BINANCE:NEARUSDT\": \"NEAR-USD\",\n \"BINANCE:APTUSDT\": \"APT-USD\",\n \"BINANCE:SUIUSDT\": \"SUI-USD\",\n \"BINANCE:PEPEUSDT\": \"PEPE-USD\",\n };\n if (cryptoMap[s]) return cryptoMap[s];\n\n // Generic crypto pattern: BINANCE:XXXUSDT → XXX-USD\n if (s.startsWith(\"BINANCE:\") && s.endsWith(\"USDT\")) {\n return s.replace(\"BINANCE:\", \"\").replace(\"USDT\", \"\") + \"-USD\";\n }\n\n // Commodities\n const commodityMap: Record = {\n \"TVC:GOLD\": \"GC=F\",\n \"TVC:SILVER\": \"SI=F\",\n \"NYMEX:CL1!\": \"CL=F\",\n \"NYMEX:NG1!\": \"NG=F\",\n \"COMEX:GC1!\": \"GC=F\",\n \"COMEX:SI1!\": \"SI=F\",\n \"OANDA:XAUUSD\": \"GC=F\",\n \"OANDA:XAGUSD\": \"SI=F\",\n \"FX_IDC:XAUUSD\": \"GC=F\",\n };\n if (commodityMap[s]) return commodityMap[s];\n\n // Forex\n if (s.startsWith(\"FX:\") || s.startsWith(\"OANDA:\") || s.startsWith(\"FX_IDC:\")) {\n const pair = s.split(\":\")[1];\n if (pair && pair.length === 6) return pair.slice(0, 3) + pair.slice(3) + \"=X\";\n }\n\n // Stock: NASDAQ:AAPL → AAPL\n if (s.includes(\":\")) return s.split(\":\")[1];\n return symbol;\n}\n\nexport async function getQuote(symbol: string) {\n const cacheKey = `quote:${symbol}`;\n const cached = getCached(cacheKey);\n if (cached) return cached;\n\n const yfSymbol = convertToYFSymbol(symbol);\n const url = `https://query1.finance.yahoo.com/v6/finance/quote?symbols=${encodeURIComponent(yfSymbol)}`;\n \n const resp = await fetch(url, {\n headers: { \"User-Agent\": \"Mozilla/5.0\" },\n });\n\n if (!resp.ok) throw new Error(`Quote unavailable`);\n const data = 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