🧮 Calculadora

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\n \n \n`;\n\nexport default function handler(req: Request): Response {\n const url = new URL(req.url);\n\n // ?expr=... returns JSON instead of HTML\n if (url.searchParams.has(\"expr\")) {\n const expr = url.searchParams.get(\"expr\")!;\n try {\n return Response.json({ expr, result: solveExpression(expr) });\n } catch {\n return Response.json({ expr, error: \"Could not parse expression\" }, {\n status: 400,\n });\n }\n }\n\n return new Response(PAGE, {\n headers: { \"content-type\": \"text/html; charset=utf-8\" },\n });\n}\n","deleted","label",[112],"168bf7d0-322f-406b-9636-c4fa4d47e657","main.ts",8,["D",1787195321120],1,"// O endpoint real do projeto está em solver.ts.\n// Este arquivo apenas repassa para ele, então qualquer acesso ao main funciona.\nexport { default } from \"./solver.ts\";\n",[130],"846a3537-344c-44c4-97c9-f355bbeb185c","client.ts","4eccc6ea-9c44-11f1-a87a-1607ee4eb77e",["D",1787195508327],"script","// Lógica da calculadora: monta a expressão pelos botões e avalia no backend.\nconst display = document.getElementById(\"display\") as HTMLInputElement;\nlet expr = \"\";\n\nfunction pretty(s: string): string {\n // Mostra símbolos bonitos; o backend entende a forma ASCII.\n return s.replace(/sqrt\\(/g, \"√(\").replace(/\\*/g, \"×\").replace(/\\//g, \"÷\");\n}\n\nfunction render(): void {\n display.value = expr ? pretty(expr) : \"0\";\n}\n\nasync function evaluate(): Promise {\n if (!expr) return;\n const res = await fetch(\"?expr=\" + encodeURIComponent(expr));\n const data = await res.json();\n if (data.error) {\n display.value = \"Erro\";\n } else {\n display.value = pretty(expr) + \" = \" + data.result;\n }\n}\n\ndocument.querySelectorAll(\"button\").forEach((btn) => {\n btn.addEventListener(\"click\", () => {\n const v = btn.dataset.v!;\n if (v === \"=\") return evaluate();\n if (v === \"C\") {\n expr = \"\";\n return render();\n }\n if (v === \"back\") {\n expr = expr.slice(0, -1);\n return render();\n }\n expr += (v === \"sqrt\") ? \"sqrt(\" : v;\n render();\n });\n});\n",[137],"pulls","branches","forks","envVars",{"_150":42,"_152":42},"connections",{"_150":42,"_151":42},"count","unfilledCount","emptyCount",{"_18":136,"_20":137,"_113":138,"_115":-5,"_116":68,"_117":66,"_119":38,"_22":163,"_65":133,"_122":140,"_124":141,"_126":26,"_127":-5,"_157":164,"_86":165},{"_18":129,"_20":130,"_113":36,"_115":-5,"_116":68,"_117":131,"_119":38,"_22":160,"_65":133,"_122":123,"_124":134,"_126":26,"_127":-5,"_157":161,"_86":162},{"_18":111,"_20":112,"_113":114,"_115":-5,"_116":68,"_117":118,"_119":38,"_22":156,"_65":121,"_122":123,"_124":125,"_126":26,"_127":-5,"_157":158,"_86":159},["D",1787195502311],"children",[],[112],["D",1787195321120],[],[130],["D",1787195508327],[],[137],["D",1787195127072],{"_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,"_105":203,"_204":205,"_206":207,"_208":26,"_209":26,"_210":26,"_211":38,"_212":-5,"_213":-7,"_214":-7,"_215":42,"_216":26,"_217":26,"_218":-5,"_219":26,"_220":26,"_221":26,"_222":-5},"ENV",{"_174":175,"_176":177,"_178":67,"_179":180,"_181":182,"_183":184,"_185":186,"_187":188,"_189":190,"_191":192,"_193":194,"_195":196,"_197":198,"_199":200,"_201":202},"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"]

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