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Çözüm: ikisini de kontrol ediyoruz.\n\nconst CACHE = new Map();\nconst CACHE_TTL_MS = 10 * 60 * 1000; // 10 dakika\nconst WINDOW_DAYS = 5;\nconst TOTAL_DAYS = 30;\n\nfunction corsHeaders(extra: Record = {}) {\n return {\n \"Access-Control-Allow-Origin\": \"*\",\n \"Access-Control-Allow-Methods\": \"GET, OPTIONS\",\n \"Access-Control-Allow-Headers\": \"Content-Type\",\n \"Content-Type\": \"application/json; charset=utf-8\",\n ...extra,\n };\n}\n\nfunction fmtDate(d: Date) {\n return d.toISOString().slice(0, 10);\n}\n\nasync function fetchWindow(fromDate: Date, toDate: Date): Promise {\n const res = await fetch(\"https://www.kap.org.tr/tr/api/disclosure/members/byCriteria\", {\n method: \"POST\",\n headers: {\n \"Content-Type\": \"application/json;charset=UTF-8\",\n \"Accept\": \"application/json, text/plain, */*\",\n \"User-Agent\": \"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0 Safari/537.36\",\n \"Referer\": \"https://www.kap.org.tr/tr/bist-sirketler\",\n \"Origin\": \"https://www.kap.org.tr\",\n },\n body: JSON.stringify({\n fromDate: fmtDate(fromDate),\n toDate: fmtDate(toDate),\n mkkMemberOidList: [],\n subjectList: [],\n }),\n });\n if (!res.ok) throw new Error(`KAP servisi ${res.status} döndürdü`);\n const data = await res.json();\n return Array.isArray(data) ? data : (data?.data ?? []);\n}\n\nasync function fetchAllDisclosures(): Promise {\n const now = new Date();\n const windows: Array<[Date, Date]> = [];\n for (let offset = 0; offset < TOTAL_DAYS; offset += WINDOW_DAYS) {\n const to = new Date(now.getTime() - offset * 24 * 60 * 60 * 1000);\n const from = new Date(now.getTime() - Math.min(offset + WINDOW_DAYS, TOTAL_DAYS) * 24 * 60 * 60 * 1000);\n windows.push([from, to]);\n }\n\n const results = await Promise.allSettled(windows.map(([from, to]) => fetchWindow(from, to)));\n const merged = new Map();\n for (const r of results) {\n if (r.status !== \"fulfilled\") continue;\n for (const item of r.value) {\n const key = item.disclosureIndex ?? item.id ?? JSON.stringify(item);\n merged.set(key, item);\n }\n }\n return [...merged.values()];\n}\n\nfunction matchesCode(item: any, code: string) {\n const fields = [item.relatedStocks, item.stockCodes, item.stockCode].filter(Boolean);\n return fields.some((f) => String(f).toUpperCase().split(/[^A-Z0-9]+/).filter(Boolean).includes(code));\n}\n\nexport default async function (req: Request): Promise {\n if (req.method === \"OPTIONS\") {\n return new Response(null, { status: 204, headers: corsHeaders() });\n }\n\n const url = new URL(req.url);\n const code = (url.searchParams.get(\"code\") || \"\").trim().toUpperCase();\n\n if (!code) {\n return new Response(JSON.stringify({ error: \"code parametresi gerekli, örn: ?code=THYAO\" }), {\n status: 400,\n headers: corsHeaders(),\n });\n }\n\n try {\n let all: any[];\n const cached = CACHE.get(\"__all__\");\n if (cached && Date.now() - cached.at < CACHE_TTL_MS) {\n all = cached.items;\n } else {\n all = await fetchAllDisclosures();\n CACHE.set(\"__all__\", { at: Date.now(), items: all });\n }\n\n const matches = all\n .filter((item) => matchesCode(item, code))\n .sort((a, b) => (a.publishDate < b.publishDate ? 1 : -1))\n .slice(0, 20)\n .map((item) => ({\n id: item.disclosureIndex,\n date: item.publishDate,\n title: item.kapTitle,\n subject: item.subject,\n disclosureType: item.disclosureType,\n class: item.disclosureClass,\n summary: item.summary,\n isLate: !!item.isLate,\n link: `https://www.kap.org.tr/tr/Bildirim/${item.disclosureIndex}`,\n }));\n\n return new Response(JSON.stringify({ code, count: matches.length, items: matches, totalFetched: all.length }), {\n status: 200,\n headers: corsHeaders(),\n });\n } catch (err) {\n return new Response(\n JSON.stringify({ error: \"KAP verisi alınamadı\", detail: String(err) }),\n { status: 502, headers: corsHeaders() }\n );\n }\n}\n","deleted",false,"label",[14],"02c378ab-7805-42bb-9616-30638dc7d25f",["D",1788127837859],"deletedAt","legacyEnvVars","privacy","public","httpPrivacy","description","KAP bildirim CORS proxy'si (BIST hisse koduna göre son 30 gün)","imageUrl","userId","9369fb07-940d-43a1-9c9b-bcb3073cb82b","pinnedFileId","pinPreview","pinMigrated","screenshotVersion","likeCount",0,"orgId","01a054b3-b67d-7156-85d3-7dd40b0cfe04","tursoName","tursoHostname","tursoMeasuredAt","pinned","userPerm","r","valPerm","blobPerm","rw","emailPerm","sqlitePerm","projectPerm","telemetryPerm","user",{"_9":10,"_101":97},"org",{"_9":10,"_94":95,"_96":97,"_55":56,"_98":99,"_100":42},"branch",{"_35":30,"_11":85,"_22":28,"_86":45,"_87":-5,"_88":-5,"_89":-5,"_90":-5,"_91":-5,"_92":12,"_93":10},"isOwned","main","projectId","forkedBranchId","forkedBranchVersion","forkedProjectPrivacy","forkedProjectId","forkedProjectOrgId","projectName","userHandle","displayName","Erkan Çavdaroğlu","avatar","https://lh3.googleusercontent.com/a/ACg8ocKWeW9Gqj4zojrCQIad1hYkesysiVRx4L2RaDdHPq79p-XPY7BJ=s96-c","tier","free","canRestrictVals","profileImageUrl","ctx",{"_78":-5,"_135":136,"_137":138,"_139":140,"_141":42,"_142":42,"_143":42,"_144":32,"_145":-5,"_146":-7,"_147":-7,"_148":62,"_149":42,"_150":42,"_151":-5,"_152":42,"_153":42,"_154":42,"_155":-5},"ENV",{"_106":107,"_108":109,"_110":85,"_111":112,"_113":114,"_115":116,"_117":118,"_119":120,"_121":122,"_123":124,"_125":126,"_127":128,"_129":130,"_131":132,"_133":134},"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","orgs",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]