([\\s\\S]*?)<\\/title>/.exec(block);\n const linkM = /<link>([\\s\\S]*?)<\\/link>/.exec(block);\n const pubDateM = /<pubDate>([\\s\\S]*?)<\\/pubDate>/.exec(block);\n const title = decodeXmlEntities(titleM ? titleM[1] : \"\");\n const link = decodeXmlEntities(linkM ? linkM[1] : \"\");\n const pubDate = decodeXmlEntities(pubDateM ? pubDateM[1] : \"\");\n if (title && pubDate) items.push({ title, link, pubDate });\n }\n return items;\n}\n\nasync function handleHaber(\n req: Request,\n cors: Record<string, string>,\n): Promise<Response> {\n const url = new URL(req.url);\n const debug = url.searchParams.get(\"debug\") === \"1\";\n\n // index.html'deki buildGeneralMarketRssQueries() ile BİREBİR AYNI 3 sorgu —\n // ikisi senkron tutulmalı (biri değişirse diğeri de güncellenmeli).\n const queries = [\n `(BIST OR BIST100 OR BIST30 OR \"Borsa İstanbul\") (hisse OR piyasa OR kapanış)`,\n `(\"Merkez Bankası\" OR TCMB) (faiz OR piyasa OR açıklama)`,\n `(dolar OR euro OR kur) (piyasa OR ekonomi)`,\n ];\n const rssUrls = queries.map(\n (q) =>\n `https://news.google.com/rss/search?q=${\n encodeURIComponent(q)\n }&hl=tr-TR&gl=TR&ceid=TR:tr`,\n );\n\n const results = await Promise.allSettled(\n rssUrls.map(async (u) => {\n const res = await fetch(u, {\n headers: {\n \"User-Agent\":\n \"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0 Safari/537.36\",\n \"Accept\": \"application/rss+xml, application/xml, text/xml, */*\",\n },\n });\n if (!res.ok) throw new Error(\"http \" + res.status);\n const xml = await res.text();\n const items = extractRssItems(xml);\n if (!items.length) {\n throw new Error(\"0 item döndü (ham yanıt \" + xml.length + \" karakter)\");\n }\n return items;\n }),\n );\n\n if (debug) {\n return new Response(\n JSON.stringify({\n perQuery: results.map((r, i) =>\n r.status === \"fulfilled\"\n ? {\n query: queries[i],\n count: r.value.length,\n sample: r.value.slice(0, 3),\n }\n : {\n query: queries[i],\n error: String(\n (r as PromiseRejectedResult).reason?.message ||\n (r as PromiseRejectedResult).reason,\n ),\n }\n ),\n }),\n { headers: { ...cors, \"Content-Type\": \"application/json\" } },\n );\n }\n\n const okResults = results.filter(\n (r): r is PromiseFulfilledResult<NewsItem[]> => r.status === \"fulfilled\",\n );\n if (!okResults.length) {\n return new Response(\n JSON.stringify({\n error: \"Hiçbir sorgu haber döndürmedi (3 sorgu da başarısız)\",\n }),\n {\n status: 200,\n headers: { ...cors, \"Content-Type\": \"application/json\" },\n },\n );\n }\n\n const merged = okResults.flatMap((r) => r.value);\n const seen = new Set<string>();\n const deduped: NewsItem[] = [];\n for (const it of merged) {\n const key = it.link || it.title;\n if (key && seen.has(key)) continue;\n if (key) seen.add(key);\n deduped.push(it);\n }\n deduped.sort((a, b) => {\n const da = new Date(a.pubDate).getTime();\n const db = new Date(b.pubDate).getTime();\n const va = isNaN(da) ? -Infinity : da;\n const vb = isNaN(db) ? -Infinity : db;\n return vb - va;\n });\n\n return new Response(\n JSON.stringify({\n items: deduped.slice(0, 40),\n fetchedAt: new Date().toISOString(),\n }),\n { headers: { ...cors, \"Content-Type\": \"application/json\" } },\n );\n}\n\n// ---------- KULLANIM 6: Yatırım Karşılaştırma çok yıllık aylık seri ----------\nasync function handleSeri(\n req: Request,\n cors: Record<string, string>,\n): Promise<Response> {\n const url = new URL(req.url);\n const yearsParam = Number(url.searchParams.get(\"years\"));\n const years = [3, 5].includes(yearsParam) ? yearsParam : 3;\n const debug = url.searchParams.get(\"debug\") === \"1\";\n\n const now = new Date();\n // İstanbul yerel ayı üzerinden çalışıyoruz (+3 saat sabit ofset yeterli,\n // Türkiye'de 2016'dan beri yaz saati uygulaması yok).\n function istanbulDate(ms: number): Date {\n return new Date(ms + 3 * 3600000);\n }\n\n const nowIst = istanbulDate(now.getTime());\n const endYear = nowIst.getUTCFullYear();\n const endMonth = nowIst.getUTCMonth(); // 0-tabanlı\n const months: string[] = [];\n for (let i = years * 12; i >= 0; i--) {\n const total = endYear * 12 + endMonth - i;\n const y = Math.floor(total / 12);\n const m = total % 12;\n months.push(`${y}-${String(m + 1).padStart(2, \"0\")}`);\n }\n const firstMonth = months[0];\n\n function monthEndBoundaryMs(ym: string): number {\n const [y, m] = ym.split(\"-\").map(Number);\n // Ayın son anı (İstanbul yerel), UTC ms'e çevrilmiş hali.\n const nextMonthUtc = Date.UTC(\n m === 12 ? y + 1 : y,\n m === 12 ? 0 : m,\n 1,\n 0,\n 0,\n 0,\n );\n return nextMonthUtc - 3 * 3600000 - 1;\n }\n\n function alignMonthly(\n points: { ts: number; value: number }[],\n ): (number | null)[] {\n const sorted = points.slice().sort((a, b) => a.ts - b.ts);\n const out: (number | null)[] = [];\n let idx = 0;\n let last: number | null = null;\n for (const ym of months) {\n const boundary = monthEndBoundaryMs(ym);\n while (idx < sorted.length && sorted[idx].ts <= boundary) {\n last = sorted[idx].value;\n idx++;\n }\n out.push(last);\n }\n return out;\n }\n\n function interpolateGaps(vals: (number | null)[]): (number | null)[] {\n const out = vals.slice();\n let i = 0;\n while (i < out.length) {\n if (out[i] == null) {\n let j = i;\n while (j < out.length && out[j] == null) j++;\n const prevVal = i > 0 ? out[i - 1] : null;\n const nextVal = j < out.length ? out[j] : null;\n if (prevVal != null && nextVal != null) {\n const span = j - (i - 1);\n for (let k = i; k < j; k++) {\n const t = (k - (i - 1)) / span;\n out[k] = prevVal + (nextVal - prevVal) * t;\n }\n } else if (prevVal != null) {\n for (let k = i; k < j; k++) out[k] = prevVal;\n } else if (nextVal != null) {\n for (let k = i; k < j; k++) out[k] = nextVal;\n }\n i = j;\n } else {\n i++;\n }\n }\n return out;\n }\n\n const periodStartSec = Math.floor(monthEndBoundaryMs(firstMonth) / 1000) -\n 40 * 86400; // 40 gün pay\n const periodEndSec = Math.floor(now.getTime() / 1000) + 86400;\n\n // ---- BIST30 (İş Yatırım, tek istekte tüm aralık) ----\n async function fetchBist30Points(): Promise<\n { points: { ts: number; value: number }[] } | { error: string }\n > {\n function apiStamp(ms: number, endOfDay: boolean) {\n const d = new Date(ms);\n const yyyy = d.getUTCFullYear();\n const mm = String(d.getUTCMonth() + 1).padStart(2, \"0\");\n const dd = String(d.getUTCDate()).padStart(2, \"0\");\n return `${yyyy}${mm}${dd}` + (endOfDay ? \"235959\" : \"000000\");\n }\n const apiUrl =\n `https://www.isyatirim.com.tr/_Layouts/15/IsYatirim.Website/Common/ChartData.aspx/IndexHistoricalAll` +\n `?period=1440&from=${apiStamp(periodStartSec * 1000, false)}&to=${\n apiStamp(periodEndSec * 1000, true)\n }&endeks=XU030`;\n try {\n const res = await fetch(apiUrl, {\n headers: {\n \"User-Agent\":\n \"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0 Safari/537.36\",\n \"Accept\": \"application/json, text/plain, */*\",\n \"Referer\": \"https://www.isyatirim.com.tr/\",\n },\n });\n if (!res.ok) return { error: \"isyatirim http \" + res.status };\n const json: any = JSON.parse(await res.text());\n const raw = json && json.data;\n if (!Array.isArray(raw) || !raw.length) {\n return { error: \"isyatirim veri dönmedi\" };\n }\n // Mevcut handleIndexHistory'deki gibi +1 gün düzeltmesi (isyatirimhisse\n // kütüphanesinin kaynak kodundan doğrulanmış).\n const points = raw\n .filter((row: any) =>\n Array.isArray(row) && row[0] != null && row[1] != null\n )\n .map((row: any) => ({ ts: row[0] + 86400000, value: Number(row[1]) }));\n return { points };\n } catch (e: any) {\n return { error: String(e && e.message || e) };\n }\n }\n\n // ---- Yahoo Finance (altın GC=F, USD/TRY) — tek istekte aylık seri ----\n async function fetchYahooMonthlyPoints(\n symbol: string,\n ): Promise<{ points: { ts: number; value: number }[] } | { error: string }> {\n const yUrl = `https://query1.finance.yahoo.com/v8/finance/chart/${\n encodeURIComponent(symbol)\n }?period1=${periodStartSec}&period2=${periodEndSec}&interval=1mo`;\n try {\n const res = await fetch(yUrl, {\n headers: {\n \"User-Agent\":\n \"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0 Safari/537.36\",\n \"Accept\": \"application/json\",\n \"Referer\": \"https://finance.yahoo.com/\",\n },\n });\n const text = await res.text();\n if (!res.ok) return { error: \"yahoo(\" + symbol + \") http \" + res.status };\n const json: any = JSON.parse(text);\n const result = json?.chart?.result?.[0];\n const timestamps: number[] = result?.timestamp || [];\n const closes: (number | null)[] = result?.indicators?.quote?.[0]?.close ||\n [];\n if (!timestamps.length) {\n return { error: \"yahoo(\" + symbol + \") veri dönmedi\" };\n }\n const points: { ts: number; value: number }[] = [];\n for (let i = 0; i < timestamps.length; i++) {\n const c = closes[i];\n if (c != null) points.push({ ts: timestamps[i] * 1000, value: c });\n }\n return { points };\n } catch (e: any) {\n return { error: String(e && e.message || e) };\n }\n }\n\n // ---- Bitcoin fiyatı: Yahoo Finance BTC-USD (birincil) → Binance (yedek) ----\n // v96'da önce Binance denendi: val.town'ın sunucu IP'sinden \"binance http 451\"\n // (Unavailable For Legal Reasons — Binance'in kendi bölgesel erişim engeli)\n // döndüğü kullanıcının gerçek testiyle doğrulandı. v96b'de CoinGecko'ya\n // geçildi ama bu da kullanıcının gerçek testinde \"coingecko http 401\" verdi\n // — CoinGecko artık kamuya açık/anahtarsız uç noktasını kapatıp ücretsiz\n // \"demo\" API anahtarı zorunlu kılmış (2025'te değişti). v96c'de bu yüzden\n // Yahoo Finance'e geçildi: GC=F (altın) ve USDTRY=X için ZATEN bu val.town\n // sunucusundan çalıştığı kullanıcının gerçek testiyle doğrulanmış aynı\n // \"chart\" uç noktası, sadece sembol \"BTC-USD\" (Yahoo'da kripto de aynı\n // chart API'siyle destekleniyor) — yeni bir kaynak/kütüphane gerektirmiyor,\n // mevcut fetchYahooMonthlyPoints() doğrudan yeniden kullanılıyor. Binance\n // yine de son çare yedek olarak bırakıldı (ileride bölgesel engel kalkarsa).\n async function fetchBtcMonthlyPointsViaBinance(): Promise<\n { points: { ts: number; value: number }[] } | { error: string }\n > {\n const limit = years * 12 + 3;\n const bUrl =\n `https://api.binance.com/api/v3/klines?symbol=BTCUSDT&interval=1M&limit=${limit}`;\n try {\n const res = await fetch(bUrl, {\n headers: {\n \"User-Agent\":\n \"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0 Safari/537.36\",\n },\n });\n const text = await res.text();\n if (!res.ok) return { error: \"binance http \" + res.status };\n const arr: any[] = JSON.parse(text);\n if (!Array.isArray(arr) || !arr.length) {\n return { error: \"binance veri dönmedi\" };\n }\n // Kline şekli: [openTime, open, high, low, close, volume, closeTime, ...]\n const points = arr\n .filter((k: any) => Array.isArray(k) && k[6] != null && k[4] != null)\n .map((k: any) => ({ ts: Number(k[6]), value: Number(k[4]) }));\n return { points };\n } catch (e: any) {\n return { error: String(e && e.message || e) };\n }\n }\n\n async function fetchBtcMonthlyPoints(): Promise<\n { points: { ts: number; value: number }[] } | { error: string }\n > {\n const viaYahoo = await fetchYahooMonthlyPoints(\"BTC-USD\");\n if (\"points\" in viaYahoo) return viaYahoo;\n const viaBinance = await fetchBtcMonthlyPointsViaBinance();\n if (\"points\" in viaBinance) return viaBinance;\n return {\n error: \"yahoo(BTC-USD): \" + viaYahoo.error + \" | binance: \" +\n viaBinance.error,\n };\n }\n\n // ---- TÜFE (mevcut/doğrulanmış TCMB Enflasyon Hesaplayıcı, üç aylık gerçek veri) ----\n async function fetchTufeQuarterlyPoints(): Promise<\n { points: { ts: number; value: number }[] } | { error: string }\n > {\n const [baseY, baseM] = firstMonth.split(\"-\").map(Number);\n const quarterMonths = months.filter((_, i) =>\n i % 3 === 0 || i === months.length - 1\n );\n\n async function callAndGetEndCpi(\n ey: number,\n em: number,\n ): Promise<number | null> {\n try {\n const res = await fetch(\n \"https://appg.tcmb.gov.tr/KIMENFH/enflasyon/hesapla\",\n {\n method: \"POST\",\n headers: {\n \"Accept\": \"*/*\",\n \"Content-Type\": \"application/json\",\n \"Origin\": \"https://herkesicin.tcmb.gov.tr\",\n \"Referer\": \"https://herkesicin.tcmb.gov.tr/\",\n \"User-Agent\":\n \"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0 Safari/537.36\",\n },\n body: JSON.stringify({\n baslangicYil: String(baseY),\n baslangicAy: String(baseM),\n bitisYil: String(ey),\n bitisAy: String(em),\n malSepeti: \"1000\",\n }),\n },\n );\n if (!res.ok) return null;\n const text = await res.text();\n const data: any = JSON.parse(text);\n const endCpi = data.sonYilTufe != null\n ? Number(String(data.sonYilTufe).replace(/,/g, \"\"))\n : null;\n return (endCpi != null && !isNaN(endCpi)) ? endCpi : null;\n } catch {\n return null;\n }\n }\n\n try {\n const results = await Promise.all(quarterMonths.map(async (ym) => {\n const [y, m] = ym.split(\"-\").map(Number);\n const endCpi = await callAndGetEndCpi(y, m);\n return { ym, endCpi };\n }));\n const points: { ts: number; value: number }[] = [];\n for (const r of results) {\n if (r.endCpi != null) {\n points.push({ ts: monthEndBoundaryMs(r.ym), value: r.endCpi });\n }\n }\n if (!points.length) {\n return { error: \"TCMB enflasyon hesaplayıcıdan hiç veri alınamadı\" };\n }\n return { points };\n } catch (e: any) {\n return { error: String(e && e.message || e) };\n }\n }\n\n const [bist30R, altinR, usdTryR, btcR, tufeR] = await Promise.all([\n fetchBist30Points(),\n fetchYahooMonthlyPoints(\"GC=F\"),\n fetchYahooMonthlyPoints(\"USDTRY=X\"),\n fetchBtcMonthlyPoints(),\n fetchTufeQuarterlyPoints(),\n ]);\n\n if (debug) {\n return new Response(\n JSON.stringify({ months, bist30R, altinR, usdTryR, btcR, tufeR }),\n {\n headers: { ...cors, \"Content-Type\": \"application/json\" },\n },\n );\n }\n\n function pointsOrEmpty(\n r: { points: { ts: number; value: number }[] } | { error: string },\n ): { ts: number; value: number }[] {\n return \"points\" in r ? r.points : [];\n }\n\n const bist30Vals = alignMonthly(pointsOrEmpty(bist30R));\n const altinUsdVals = alignMonthly(pointsOrEmpty(altinR));\n const usdTryVals = alignMonthly(pointsOrEmpty(usdTryR));\n const btcUsdVals = alignMonthly(pointsOrEmpty(btcR));\n const tufeVals = interpolateGaps(alignMonthly(pointsOrEmpty(tufeR)));\n\n // Gram altın (TRY) = ons altın (USD) * USD/TRY / 31.1035 (v65-67'den beri\n // kullanılan aynı formül).\n const altinGramTryVals = months.map((_, i) => {\n const a = altinUsdVals[i];\n const u = usdTryVals[i];\n return (a != null && u != null) ? (a * u / 31.1035) : null;\n });\n const btcTryVals = months.map((_, i) => {\n const b = btcUsdVals[i];\n const u = usdTryVals[i];\n return (b != null && u != null) ? (b * u) : null;\n });\n\n return new Response(\n JSON.stringify({\n months,\n years,\n series: {\n bist30: bist30Vals,\n altinGramTRY: altinGramTryVals,\n altinUsd: altinUsdVals,\n usdTry: usdTryVals,\n btcTRY: btcTryVals,\n btcUsd: btcUsdVals,\n tufeEndeks: tufeVals,\n },\n kaynaklar: {\n bist30: \"İş Yatırım (isyatirim.com.tr), günlük kapanıştan ay sonu\",\n altin: \"Yahoo Finance (GC=F, COMEX altın vadeli işlemi), aylık kapanış\",\n usdTry: \"Yahoo Finance (USDTRY=X), aylık kapanış\",\n btc:\n \"Yahoo Finance (BTC-USD), aylık kapanış — Binance yedek olarak denenir\",\n tufe:\n \"TCMB Enflasyon Hesaplayıcı (appg.tcmb.gov.tr), üç ayda bir gerçek veri + aradaki aylarda doğrusal ara değer\",\n },\n fetchedAt: new Date().toISOString(),\n }),\n { headers: { ...cors, \"Content-Type\": \"application/json\" } },\n );\n}","deleted","label",[109],"pulls","branches",1,"forks","envVars",{"_132":42,"_134":42},"connections",{"_132":42,"_133":42},"count","unfilledCount","emptyCount",{"_18":108,"_20":109,"_110":36,"_111":-5,"_112":68,"_113":66,"_114":38,"_22":136,"_65":116,"_117":118,"_119":120,"_121":26,"_122":-5,"_137":138,"_86":139},["D",1789518679748],"children",[],[109],["D",1789497465595],{"_16":17,"_84":80},{"_16":17,"_77":78,"_79":80,"_33":34,"_81":82,"_83":26},{"_65":66,"_20":67,"_18":68,"_69":19,"_70":-5,"_71":-5,"_72":-5,"_73":-5,"_74":-5,"_75":21,"_76":17},"ctx",{"_58":-5,"_104":177,"_178":179,"_180":181,"_182":26,"_183":26,"_184":26,"_185":38,"_186":-5,"_187":-7,"_188":-7,"_189":42,"_190":26,"_191":26,"_192":-5,"_193":26,"_194":26,"_195":26,"_196":-5},"ENV",{"_148":149,"_150":151,"_152":67,"_153":154,"_155":156,"_157":158,"_159":160,"_161":162,"_163":164,"_165":166,"_167":168,"_169":170,"_171":172,"_173":174,"_175":176},"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"] </article></body></html>

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