57 lines
2.1 KiB
TypeScript
57 lines
2.1 KiB
TypeScript
import { TaggedSensorReading } from "farmbot";
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import { SensorReadingsState } from "./interfaces";
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import { every, isNumber } from "lodash";
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import { Xyz } from "../../devices/interfaces";
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import moment from "moment";
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/** One day in seconds. */
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const oneDay = 3600 * 24;
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/** Calculate a sensor reading filtered time period end time in seconds. */
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export const calcEndOfPeriod = (
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timePeriod: number,
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endDate: number,
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period: "current" | "previous",
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) => endDate + oneDay
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- timePeriod * (period === "current" ? 0 : 1);
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/** Filter sensor readings using sensor history widget state. */
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export const filterSensorReadings =
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(sensorReadings: TaggedSensorReading[],
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sensorReadingsState: SensorReadingsState) =>
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(period: "current" | "previous"): TaggedSensorReading[] => {
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const {
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sensor, endDate, timePeriod, showPreviousPeriod, xyzLocation, deviation
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} = sensorReadingsState;
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// Don't return sensor readings from the previous period if not desired.
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if (period === "previous" && !showPreviousPeriod) { return []; }
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/** Time period end. */
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const end = calcEndOfPeriod(timePeriod, endDate, period);
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/** Time period begin. */
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const begin = end - timePeriod;
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return sensorReadings
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// Filter by date
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.filter(x => {
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const readingCreatedAt = moment(x.body.created_at).unix();
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return (readingCreatedAt >= begin && readingCreatedAt < end);
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})
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// Filter by sensor pin
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.filter(x => sensor ? x.body.pin === sensor.body.pin : true)
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// Filter by location
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.filter(sensorReading => {
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if (xyzLocation) {
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const { body } = sensorReading;
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return every(["x", "y", "z"].map((axis: Xyz) => {
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const a = body[axis];
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const input = xyzLocation[axis];
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return isNumber(a) && isNumber(input)
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? (a <= input + deviation) && (a >= input - deviation)
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: true;
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}));
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// Location filter not specified.
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} else { return true; }
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});
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};
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