96 lines
3.0 KiB
TypeScript
96 lines
3.0 KiB
TypeScript
import { format } from "date-fns";
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import { useEffect, useMemo, useState } from "react";
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import { View } from "react-native";
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import { FileSystem } from "react-native-file-access";
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import { IconButton, List } from "react-native-paper";
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import Share from "react-native-share";
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import { captureScreen } from "react-native-view-shot";
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import Chart from "./Chart";
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import { PADDING } from "./constants";
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import { weightRepo } from "./db";
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import { Periods } from "./periods";
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import Select from "./Select";
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import StackHeader from "./StackHeader";
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import Weight from "./weight";
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export default function ViewWeightGraph() {
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const [weights, setWeights] = useState<Weight[]>();
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const [period, setPeriod] = useState(Periods.TwoMonths);
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useEffect(() => {
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let difference = "-7 days";
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if (period === Periods.Monthly) difference = "-1 months";
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else if (period === Periods.TwoMonths) difference = "-2 months";
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else if (period === Periods.ThreeMonths) difference = "-3 months";
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else if (period === Periods.SixMonths) difference = "-6 months";
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else if (period === Periods.Yearly) difference = "-1 years";
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let group = "%Y-%m-%d";
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if (period === Periods.Yearly) group = "%Y-%m";
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weightRepo
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.createQueryBuilder()
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.select("STRFTIME('%Y-%m-%d', created)", "created")
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.addSelect("AVG(value) as value")
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.addSelect("unit")
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.where("DATE(created) >= DATE('now', 'weekday 0', :difference)", {
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difference,
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})
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.groupBy(`STRFTIME('${group}', created)`)
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.getRawMany()
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.then(setWeights);
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}, [period]);
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const charts = useMemo(() => {
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if (!weights) return;
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if (weights?.length === 0) {
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return <List.Item title="No data yet." />;
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}
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return (
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<Chart
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data={weights.map((set) => set.value)}
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labels={weights.map((weight) =>
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format(new Date(weight.created), "yyyy-MM-d")
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)}
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/>
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);
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}, [weights]);
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return (
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<>
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<StackHeader title="Weight graph">
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<IconButton
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onPress={() =>
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captureScreen().then(async (uri) => {
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const base64 = await FileSystem.readFile(uri, "base64");
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const url = `data:image/jpeg;base64,${base64}`;
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Share.open({
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type: "image/jpeg",
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url,
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});
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})
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}
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icon="share"
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/>
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</StackHeader>
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<View style={{ padding: PADDING }}>
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<Select
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label="Period"
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items={[
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{ value: Periods.Weekly, label: Periods.Weekly },
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{ value: Periods.Monthly, label: Periods.Monthly },
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{ value: Periods.TwoMonths, label: Periods.TwoMonths },
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{ value: Periods.ThreeMonths, label: Periods.ThreeMonths },
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{ value: Periods.SixMonths, label: Periods.SixMonths },
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{ value: Periods.Yearly, label: Periods.Yearly },
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]}
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onChange={(value) => setPeriod(value as Periods)}
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value={period}
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/>
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{charts}
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</View>
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</>
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);
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}
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