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\n \n \n\n`;\n\nexport default async function (req: Request): Promise {\n return new Response(html, {\n headers: {\n \"Content-Type\": \"text/html\",\n },\n });\n}","label",[150],"9fce604c-aee4-11f0-9bb9-0224a6c84d84","client.tsx","019a097c-6c1d-771a-b0fa-0696463c019e",["D",1761095740368],"/** @jsxImportSource https://esm.sh/react */\nimport { createRoot } from \"https://esm.sh/react-dom/client\";\nimport App from \"./App.tsx\";\n\nconst div = document.getElementById(\"app\");\nconst root = createRoot(div);\nroot.render();",[161],"9fce5eda-aee4-11f0-9bb9-0224a6c84d84","README.md","019a097c-6c1d-771a-b0fa-022b45d3f323",["D",1761095740368],"# React SPA Starter\n\nMinimal React SPA example for Val Town. \n[View Demo][demo]\n\n[demo]: https://jxnblk--9c1548940bdd11f08b59569c3dd06744.web.val.run\n\nRemix this project to start building your own React app\n\n## How it works\n\nThe `http.tsx` file is the main entry point and serves the app.\nIt returns a static HTML string response that includes the client-side JavaScript module in `client.tsx`.\nThe `client.tsx` module hydrates the React app on the client.\n\nThe `App.tsx` file is the root component of the React app.\nYou can add more components and functionality as needed.\n\nNote that this version does _NOT_ handle server-side rendering (SSR). \nUsing one of the versions with SSR is highly recommended:\n\n- [React Starter][]\n- [React Streaming Starter][]\n\n\n[react streaming starter]: https://val.town/x/jxnblk/react-streaming-starter\n[react starter]: https://www.val.town/x/jxnblk/react-starter\n[react spa starter]: https://www.val.town/x/jxnblk/react-spa-starter",[167],"23dae492-af7a-11f0-b419-0224a6c84d84","Measurements.tsx","aa8d3bca-aee4-11f0-b9e9-0224a6c84d84",103,["D",1761159957072],81,"/** @jsxImportSource https://esm.sh/react@19 */\nimport { useEffect, useState } from \"https://esm.sh/react@19\";\nimport { Line, YAxis } from \"https://esm.sh/recharts\";\n\nimport type {\n Measurement,\n PivotedMeasurements,\n} from \"https://esm.town/v/milohansen/SensorServer\";\nimport { MeasurementChart } from \"./Chart.tsx\";\n\ntype Data = {\n currentTime: string;\n measurements: PivotedMeasurements;\n};\n\nconst nullMeasurments = {\n temperature: null,\n humidity: null,\n voc: null,\n nox: null,\n \"p1.0\": null,\n \"p2.5\": null,\n \"p4.0\": null,\n \"p10.0\": null,\n};\n\nfunction unpivot(data: PivotedMeasurements): Measurement[] {\n const baseDate = Temporal.ZonedDateTime.from(data.currentTime).with({\n minute: 0,\n second: 0,\n });\n console.log(\"unpivot\", baseDate.toString(), data);\n const m = data.measurements;\n\n const mKeys = Object.keys(m);\n\n // const out: Measurement[] = [];\n\n const hoursMeasurements = Array.from({ length: 60 * 60 });\n\n for (let i = 0; i < m.timestamp.length; i++) {\n const [minute, second] = m.timestamp[i].split(\":\");\n const timestamp = new Date(\n baseDate.with({ minute: parseInt(minute), second: parseInt(second) })\n .epochMilliseconds,\n );\n const index = minute * 60 + second;\n\n hoursMeasurements[index] = {\n ...(mKeys.reduce((acc, key) => {\n acc[key] = m[key][i];\n return acc;\n }, {})),\n timestamp,\n };\n\n // out.push({\n // timestamp: new Date(\n // baseDate.with({ minute, second })\n // .epochMilliseconds,\n // ),\n // });\n }\n\n return hoursMeasurements.map((v, i) =>\n v ||\n ({\n ...nullMeasurments,\n timestamp: new Date(baseDate.add({ seconds: i }).epochMilliseconds),\n })\n );\n}\n\nexport function Measurements() {\n const [hour, setHour] = useState(() => Temporal.Now.zonedDateTimeISO());\n const [measurements, setMeasurements] = useState([]);\n\n const [error, setError] = useState(null);\n const [loading, setLoading] = useState(false);\n\n async function fetchData(hour: Temporal.ZonedDateTime) {\n setLoading(true);\n try {\n const response = await fetch(\n \"https://milohansen--1686eb7aadf811f0be8c0224a6c84d84.web.val.run/data/\" +\n // hour.toString(),\n encodeURIComponent(hour.toJSON()),\n );\n const json = await response.json();\n // setData(json);\n setLoading(false);\n setMeasurements(unpivot(json));\n } catch (e) {\n setLoading(false);\n setError(e as Error);\n console.log(\"ERROR\", e);\n }\n }\n\n useEffect(() => {\n fetchData(hour);\n }, [hour]);\n\n return (\n <>\n

Measurements

\n Current time: {hour.year}-{hour.month}-{hour.day} {hour.hour}\n

\n setHour(hour.subtract({ hours: 1 }))}\n type=\"button\"\n >\n Prev Hour\n \n \n\n \n {loading &&

}\n {error &&

Error: {error.message}

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\n \n

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