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if(!r.ok) throw new Error(`${r.status} ${url}`); return r.json(); }\nfunction chunks(a:T[],n:number){ return Array.from({length:Math.ceil(a.length/n)},(_,i)=>a.slice(i*n,(i+1)*n)); }\nfunction num(x:any){ const v=Number(x); return Number.isFinite(v)?v:0; }\n\nexport default async function(){\n await sqlite.execute(`CREATE TABLE IF NOT EXISTS premovers(\n symbol TEXT PRIMARY KEY, first_seen TEXT, last_seen TEXT, earlyness REAL,\n ret15 REAL, ret1h REAL, rel15 REAL, rel1h REAL, vol_accel REAL,\n spread_bps REAL, quote_vol24 REAL, price REAL, status TEXT, raw TEXT)`);\n await sqlite.execute(`CREATE TABLE IF NOT EXISTS runs(ts TEXT PRIMARY KEY, universe INT, candidates INT, error TEXT)`);\n const ts=new Date().toISOString();\n try{\n const ex=await j(`${API}/api/v3/exchangeInfo?symbolStatus=TRADING`);\n const syms=ex.symbols.filter((s:any)=>s.quoteAsset===\"USDT\" && s.isSpotTradingAllowed && !stableBases.has(s.baseAsset) && !levSuffix.test(s.baseAsset)).map((s:any)=>s.symbol);\n const bookArr=await j(`${API}/api/v3/ticker/bookTicker`); const book=new Map(bookArr.map((x:any)=>[x.symbol,x]));\n const data15:any[]=[]; const data1h:any[]=[]; const data24:any[]=[];\n for(const b of chunks(syms,100)){\n const q=encodeURIComponent(JSON.stringify(b));\n const [a,c,d]=await Promise.all([\n j(`${API}/api/v3/ticker?symbols=${q}&windowSize=15m&type=FULL`),\n j(`${API}/api/v3/ticker?symbols=${q}&windowSize=1h&type=FULL`),\n j(`${API}/api/v3/ticker/24hr?symbols=${q}&type=FULL`)\n ]);\n data15.push(...a); data1h.push(...c); data24.push(...d);\n }\n const m15=new Map(data15.map(x=>[x.symbol,x])), m1=new Map(data1h.map(x=>[x.symbol,x])), m24=new Map(data24.map(x=>[x.symbol,x]));\n const btc15=num(m15.get(\"BTCUSDT\")?.priceChangePercent), btc1=num(m1.get(\"BTCUSDT\")?.priceChangePercent);\n const out:any[]=[];\n for(const s of syms){\n const a:any=m15.get(s), h:any=m1.get(s), d:any=m24.get(s), b:any=book.get(s); if(!a||!h||!d||!b) continue;\n const price=num(a.lastPrice), bid=num(b.bidPrice), ask=num(b.askPrice); if(price<=0||bid<=0||ask<=0) continue;\n const spread=(ask-bid)/((ask+bid)/2)*10000;\n const q24=num(d.quoteVolume), q15=num(a.quoteVolume);\n if(q24<2_000_000 || spread>25) continue;\n const r15=num(a.priceChangePercent), r1=num(h.priceChangePercent), rel15=r15-btc15, rel1=r1-btc1;\n const volAccel=q24>0 ? (q15*96/q24) : 0;\n let score=0;\n score += Math.min(25,Math.max(0,(volAccel-1)*12.5));\n score += Math.min(20,Math.max(0,rel15*5 + rel1*2));\n const hi=num(h.highPrice), low=num(h.lowPrice); const pos=hi>low?(price-low)/(hi-low):0.5;\n score += Math.min(15,Math.max(0,(pos-0.65)*42.86));\n score += Math.min(10,Math.max(0,10-spread/2.5));\n if(r15>1) score+=5; if(r1>2) score+=5; if(volAccel>2) score+=5;\n score=Math.max(0,Math.min(100,score));\n if(score>=55){\n out.push({symbol:s,score,r15,r1,rel15,rel1,volAccel,spread,q24,price});\n const old=await sqlite.execute({sql:\"SELECT first_seen FROM premovers WHERE symbol=?\",args:[s]});\n const first=(old.rows?.[0] as any)?.first_seen || ts;\n await sqlite.execute({sql:`INSERT INTO premovers(symbol,first_seen,last_seen,earlyness,ret15,ret1h,rel15,rel1h,vol_accel,spread_bps,quote_vol24,price,status,raw)\n VALUES(?,?,?,?,?,?,?,?,?,?,?,?,?,?) ON CONFLICT(symbol) DO UPDATE SET last_seen=excluded.last_seen,earlyness=excluded.earlyness,ret15=excluded.ret15,ret1h=excluded.ret1h,rel15=excluded.rel15,rel1h=excluded.rel1h,vol_accel=excluded.vol_accel,spread_bps=excluded.spread_bps,quote_vol24=excluded.quote_vol24,price=excluded.price,status=excluded.status,raw=excluded.raw`,args:[s,first,ts,score,r15,r1,rel15,rel1,volAccel,spread,q24,price,score>=65?\"PRE_MOVER\":\"SHADOW\",JSON.stringify({a,h,d})]});\n }\n }\n out.sort((x,y)=>y.score-x.score);\n await sqlite.execute({sql:\"INSERT OR REPLACE INTO runs(ts,universe,candidates,error) VALUES(?,?,?,NULL)\",args:[ts,syms.length,out.length]});\n console.log(JSON.stringify(out.slice(0,20)));\n }catch(e){ await sqlite.execute({sql:\"INSERT OR REPLACE INTO runs(ts,universe,candidates,error) VALUES(?,?,?,?)\",args:[ts,0,0,String(e)]}); throw e; }\n}",[155],"1e1e21e2-90da-4a78-8ade-43d0e6ee3fc2","scan-now.ts","19ca3638-9fd9-11f1-b9da-1607ee4eb77e",7,["D",1787589021387],"http","import { sqlite } from \"https://esm.town/v/std/sqlite/main.ts\";\nconst API=\"https://data-api.binance.vision\";\nconst stableBases=new Set([\"USDC\",\"FDUSD\",\"TUSD\",\"USDP\",\"DAI\",\"EUR\",\"TRY\",\"BRL\",\"AEUR\",\"EURI\"]);\nconst levSuffix=/(?:UP|DOWN|BULL|BEAR)$/;\nasync function j(url:string){const r=await fetch(url);if(!r.ok)throw new Error(`${r.status} ${url}`);return r.json();}\nfunction chunks(a:T[],n:number){return Array.from({length:Math.ceil(a.length/n)},(_,i)=>a.slice(i*n,(i+1)*n));}\nfunction num(x:any){const v=Number(x);return Number.isFinite(v)?v:0;}\nexport default async function(){\n const ts=new Date().toISOString();\n await sqlite.execute(`CREATE TABLE IF NOT EXISTS premovers(symbol TEXT PRIMARY KEY, first_seen TEXT, last_seen TEXT, earlyness REAL,ret15 REAL,ret1h REAL,rel15 REAL,rel1h REAL,vol_accel REAL,spread_bps REAL,quote_vol24 REAL,price REAL,status TEXT,raw TEXT)`);\n await sqlite.execute(`CREATE TABLE IF NOT EXISTS runs(ts TEXT PRIMARY KEY, universe INT, candidates INT, error TEXT)`);\n try{\n const ex=await j(`${API}/api/v3/exchangeInfo?symbolStatus=TRADING`);\n const syms=ex.symbols.filter((s:any)=>s.quoteAsset===\"USDT\"&&s.isSpotTradingAllowed&&!stableBases.has(s.baseAsset)&&!levSuffix.test(s.baseAsset)).map((s:any)=>s.symbol);\n const bookArr=await j(`${API}/api/v3/ticker/bookTicker`);const book=new Map(bookArr.map((x:any)=>[x.symbol,x]));\n const data15:any[]=[],data1h:any[]=[],data24:any[]=[];\n for(const b of chunks(syms,100)){\n const q=encodeURIComponent(JSON.stringify(b));\n const [a,c,d]=await Promise.all([j(`${API}/api/v3/ticker?symbols=${q}&windowSize=15m&type=FULL`),j(`${API}/api/v3/ticker?symbols=${q}&windowSize=1h&type=FULL`),j(`${API}/api/v3/ticker/24hr?symbols=${q}&type=FULL`)]);\n data15.push(...a);data1h.push(...c);data24.push(...d);\n }\n const m15=new Map(data15.map(x=>[x.symbol,x])),m1=new Map(data1h.map(x=>[x.symbol,x])),m24=new Map(data24.map(x=>[x.symbol,x]));\n const btc15=num(m15.get(\"BTCUSDT\")?.priceChangePercent),btc1=num(m1.get(\"BTCUSDT\")?.priceChangePercent);const out:any[]=[];\n for(const s of syms){const a:any=m15.get(s),h:any=m1.get(s),d:any=m24.get(s),b:any=book.get(s);if(!a||!h||!d||!b)continue;const price=num(a.lastPrice),bid=num(b.bidPrice),ask=num(b.askPrice);if(price<=0||bid<=0||ask<=0)continue;const spread=(ask-bid)/((ask+bid)/2)*10000,q24=num(d.quoteVolume),q15=num(a.quoteVolume);if(q24<2_000_000||spread>25)continue;const r15=num(a.priceChangePercent),r1=num(h.priceChangePercent),rel15=r15-btc15,rel1=r1-btc1,volAccel=q24>0?(q15*96/q24):0;let score=0;score+=Math.min(25,Math.max(0,(volAccel-1)*12.5));score+=Math.min(20,Math.max(0,rel15*5+rel1*2));const hi=num(h.highPrice),low=num(h.lowPrice),pos=hi>low?(price-low)/(hi-low):0.5;score+=Math.min(15,Math.max(0,(pos-0.65)*42.86));score+=Math.min(10,Math.max(0,10-spread/2.5));if(r15>1)score+=5;if(r1>2)score+=5;if(volAccel>2)score+=5;score=Math.max(0,Math.min(100,score));if(score>=55){out.push({symbol:s,score,r15,r1,rel15,rel1,volAccel,spread,q24,price});const old=await sqlite.execute({sql:\"SELECT first_seen FROM premovers WHERE symbol=?\",args:[s]});const first=(old.rows?.[0] as any)?.first_seen||ts;await sqlite.execute({sql:`INSERT INTO premovers(symbol,first_seen,last_seen,earlyness,ret15,ret1h,rel15,rel1h,vol_accel,spread_bps,quote_vol24,price,status,raw) VALUES(?,?,?,?,?,?,?,?,?,?,?,?,?,?) ON CONFLICT(symbol) DO UPDATE SET last_seen=excluded.last_seen,earlyness=excluded.earlyness,ret15=excluded.ret15,ret1h=excluded.ret1h,rel15=excluded.rel15,rel1h=excluded.rel1h,vol_accel=excluded.vol_accel,spread_bps=excluded.spread_bps,quote_vol24=excluded.quote_vol24,price=excluded.price,status=excluded.status,raw=excluded.raw`,args:[s,first,ts,score,r15,r1,rel15,rel1,volAccel,spread,q24,price,score>=65?\"PRE_MOVER\":\"SHADOW\",JSON.stringify({a,h,d})]});}}\n out.sort((x,y)=>y.score-x.score);await sqlite.execute({sql:\"INSERT OR REPLACE INTO runs(ts,universe,candidates,error) VALUES(?,?,?,NULL)\",args:[ts,syms.length,out.length]});return Response.json({ok:true,ts,universe:syms.length,candidates:out.slice(0,20)});\n }catch(e){await sqlite.execute({sql:\"INSERT OR REPLACE INTO runs(ts,universe,candidates,error) VALUES(?,?,?,?)\",args:[ts,0,0,String(e)]});return 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Diff · v10