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Measurements

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\n \n \n \n );\n}","/** @jsxImportSource https://esm.sh/react@19 */\nimport { useMemo, useState } from \"https://esm.sh/react@19\";\nimport { AxisOptions, Chart } from \"https://esm.sh/react-charts@beta\";\n\nimport type {\n Measurement,\n PivotedMeasurements,\n} from \"https://esm.town/v/milohansen/SensorServer\";\n\ntype Data = {\n currentDate: string;\n measurements: PivotedMeasurements;\n};\n\nfunction unpivot(data: PivotedMeasurements): Measurement[] {\n const baseDate = new Date(data.currentDate);\n const m = data.measurements;\n\n const mKeys = Object.keys(m);\n\n const out: Measurement[] = [];\n for (let i = 0; i < m.timestamp.length; i++) {\n const newDate = new Date(baseDate);\n const [minutes, seconds] = m.timestamp[i].split(\":\");\n newDate.setMinutes(parseInt(minutes), parseInt(seconds));\n\n out.push({\n ...(mKeys.reduce((acc, key) => {\n acc[key] = m[key][i];\n return acc;\n }, {})),\n timestamp: newDate,\n });\n }\n\n return out;\n}\n\nconst primaryAxis: AxisOptions = {\n getValue: (datum) => datum.timestamp,\n};\n\nconst secondaryAxes: AxisOptions[] = [\n // {\n // id: \"p1.0\",\n // getValue: (datum) => datum[\"p1.0\"],\n // },\n // {\n // id: \"p2.5\",\n // getValue: (datum) => datum[\"p2.5\"],\n // },\n // {\n // id: \"p4.0\",\n // getValue: (datum) => datum[\"p4.0\"],\n // },\n // {\n // id: \"p10.0\",\n // getValue: (datum) => datum[\"p10.0\"],\n // },\n // {\n // id: \"temperature\",\n // getValue: (datum) => datum[\"temperature\"],\n // },\n {\n id: \"humidity\",\n getValue: (datum) => datum[\"humidity\"],\n },\n // {\n // id: \"voc\",\n // getValue: (datum) => datum[\"voc\"] ?? 0,\n // },\n // {\n // id: \"nox\",\n // getValue: (datum) => datum[\"nox\"] ?? 0,\n // },\n];\n\nconst now = Date.now();\n\nconst starterData = Array.from({ length: 5 }).map((_, i) => ({\n timestamp: new Date(now - (i * 60 * 1000)),\n humidity: Math.random() * 100,\n}));\n\nexport function Measurements() {\n const [data, setData] = useState({});\n const [measurements, setMeasurements] = useState([{\n label: \"measurements\",\n data: starterData,\n }]);\n\n async function fetchData() {\n const response = await fetch(\n \"https://milohansen--1686eb7aadf811f0be8c0224a6c84d84.web.val.run/data\",\n );\n const json = await response.json();\n setData(json);\n\n // setMeasurements([{ label: \"measurements\", data: unpivot(json) }]);\n }\n\n return (\n <>\n

Measurements

{JSON.stringify(data, null, 2)}

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Diff · v29