updates on the kalman filter and the dispatch page by time filteration updates

This commit is contained in:
2026-06-02 18:07:35 +05:30
parent 77ad9c5eea
commit 6c51d1dcc0
6 changed files with 785 additions and 161 deletions

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@@ -60,7 +60,7 @@ import { FaCircleCheck } from 'react-icons/fa6';
import MapWithRoute from './mapWithRoute';
import CircularLoader from 'components/CircularLoader';
import { fetchDeliveries, getriderbydelivery, gettenantlocations, getTenants } from 'pages/api/api';
import { fetchDeliveries, fetchRidersList, gettenantlocations, getTenants } from 'pages/api/api';
import { CSVExport } from 'components/third-party/ReactTable';
import Loader from 'components/Loader';
import { enqueueSnackbar } from 'notistack';
@@ -218,6 +218,205 @@ const StampCell = ({ value, formatDate, formatTime, success }) => {
// ==============================|| Orders Details ||============================== //
// Haversine distance between two [lat, lng] points in kilometers.
function haversineKm(a, b) {
const R = 6371; // km
const toRad = (d) => (d * Math.PI) / 180;
const lat1 = toRad(a[0]);
const lat2 = toRad(b[0]);
const dLat = toRad(b[0] - a[0]);
const dLon = toRad(b[1] - a[1]);
const s = Math.sin(dLat / 2) ** 2 + Math.cos(lat1) * Math.cos(lat2) * Math.sin(dLon / 2) ** 2;
return 2 * R * Math.asin(Math.min(1, Math.sqrt(s)));
}
function kalmanSmoothGps(pings, options = {}) {
if (!Array.isArray(pings) || pings.length === 0) return [];
// 1. Filter out obviously invalid coordinate pings (e.g. 0,0 or NaN)
const cleanedPings = pings.filter(p =>
Number.isFinite(p.lat) &&
Number.isFinite(p.lng) &&
(Math.abs(p.lat) > 0.1 || Math.abs(p.lng) > 0.1)
);
if (cleanedPings.length === 0) return [];
if (cleanedPings.length === 1) {
return [{ lat: cleanedPings[0].lat, lng: cleanedPings[0].lng, logdate: cleanedPings[0].logdate, _ts: cleanedPings[0]._ts }];
}
const processNoise =
options.processNoise != null ? options.processNoise : 1e-10;
const measurementNoise =
options.measurementNoise != null ? options.measurementNoise : 2e-9;
const outlierGate =
options.outlierGate != null ? options.outlierGate : 9.0;
const maxSpeedKmh =
options.maxSpeedKmh != null ? options.maxSpeedKmh : 120;
const tsOf = (p) =>
p._ts || (p.logdate ? new Date(p.logdate).getTime() : 0);
// 2. Scan forward to find the first valid starting anchor
let startIdx = 0;
while (startIdx < cleanedPings.length - 1) {
const p0 = cleanedPings[startIdx];
const p1 = cleanedPings[startIdx + 1];
const ts0 = tsOf(p0);
const ts1 = tsOf(p1) || ts0 + 1000;
const dtSec = Math.max(0.001, (ts1 - ts0) / 1000);
const km = haversineKm([p0.lat, p0.lng], [p1.lat, p1.lng]);
const speedKmh = (km / dtSec) * 3600;
if (speedKmh <= maxSpeedKmh) {
break;
} else {
// Speed is too high. Check if p1->p2 is normal (meaning p0 is the outlier)
if (startIdx + 2 < cleanedPings.length) {
const p2 = cleanedPings[startIdx + 2];
const ts2 = tsOf(p2) || ts1 + 1000;
const dtSec12 = Math.max(0.001, (ts2 - ts1) / 1000);
const km12 = haversineKm([p1.lat, p1.lng], [p2.lat, p2.lng]);
const speedKmh12 = (km12 / dtSec12) * 3600;
if (speedKmh12 <= maxSpeedKmh) {
startIdx = startIdx + 1;
continue;
}
}
startIdx++;
}
}
// 3. Teleport filter starting from the valid anchor
const accepted = [cleanedPings[startIdx]];
let lastTs = tsOf(cleanedPings[startIdx]);
for (let i = startIdx + 1; i < cleanedPings.length; i++) {
const p = cleanedPings[i];
const ts = tsOf(p) || lastTs + 1000;
const dtSec = Math.max(0.001, (ts - lastTs) / 1000);
const prev = accepted[accepted.length - 1];
const km = haversineKm([prev.lat, prev.lng], [p.lat, p.lng]);
const speedKmh = (km / dtSec) * 3600;
if (speedKmh > maxSpeedKmh) continue;
accepted.push(p);
lastTs = ts;
}
if (accepted.length < 2) {
return accepted.map((p) => ({ lat: p.lat, lng: p.lng, logdate: p.logdate, _ts: p._ts }));
}
// Run a 1D Kalman + RTS smoother over one axis. Returns smoothed
// positions parallel to `accepted`.
const smoothAxis = (axisKey) => {
const N = accepted.length;
const xPost = new Array(N);
const pPost = new Array(N);
const xPrior = new Array(N);
const pPrior = new Array(N);
const dtArr = new Array(N);
const ts0 = tsOf(accepted[0]);
const ts1 = tsOf(accepted[1]);
const dt01 = Math.max(0.1, (ts1 - ts0) / 1000);
const v0 = (accepted[1][axisKey] - accepted[0][axisKey]) / dt01;
xPost[0] = [accepted[0][axisKey], v0];
pPost[0] = [measurementNoise, 0, 0, 1];
xPrior[0] = xPost[0].slice();
pPrior[0] = pPost[0].slice();
dtArr[0] = 0;
let prevTs = ts0;
for (let i = 1; i < N; i++) {
const ts = tsOf(accepted[i]) || prevTs + 1000;
const dt = Math.max(0.1, (ts - prevTs) / 1000);
prevTs = ts;
dtArr[i] = dt;
// Predict
const [xPrev, vPrev] = xPost[i - 1];
const xPredPos = xPrev + vPrev * dt;
const xPredVel = vPrev;
const [pp00, pp01, pp10, pp11] = pPost[i - 1];
const dt2 = dt * dt;
const dt3 = dt2 * dt;
const dt4 = dt3 * dt;
const np00 = pp00 + dt * (pp01 + pp10) + dt2 * pp11 + (dt4 / 4) * processNoise;
const np01 = pp01 + dt * pp11 + (dt3 / 2) * processNoise;
const np10 = pp10 + dt * pp11 + (dt3 / 2) * processNoise;
const np11 = pp11 + dt2 * processNoise;
xPrior[i] = [xPredPos, xPredVel];
pPrior[i] = [np00, np01, np10, np11];
// Update
const z = accepted[i][axisKey];
const y = z - xPredPos;
const S = np00 + measurementNoise;
const mahal2 = (y * y) / S;
if (mahal2 > outlierGate) {
xPost[i] = [xPredPos, xPredVel];
pPost[i] = [np00, np01, np10, np11];
continue;
}
const K0 = np00 / S;
const K1 = np10 / S;
const newPos = xPredPos + K0 * y;
const newVel = xPredVel + K1 * y;
xPost[i] = [newPos, newVel];
pPost[i] = [
(1 - K0) * np00,
(1 - K0) * np01,
np10 - K1 * np00,
np11 - K1 * np01
];
}
// RTS backward smoother
const xSmooth = new Array(N);
xSmooth[N - 1] = xPost[N - 1].slice();
for (let i = N - 2; i >= 0; i--) {
const dt = dtArr[i + 1];
const [pp00, pp01, pp10, pp11] = pPost[i];
const a = pp00 + dt * pp01;
const b = pp01;
const c = pp10 + dt * pp11;
const d = pp11;
const [q00, q01, q10, q11] = pPrior[i + 1];
const det = q00 * q11 - q01 * q10;
if (!Number.isFinite(det) || Math.abs(det) < 1e-30) {
xSmooth[i] = xPost[i].slice();
continue;
}
const inv00 = q11 / det;
const inv01 = -q01 / det;
const inv10 = -q10 / det;
const inv11 = q00 / det;
const c00 = a * inv00 + b * inv10;
const c01 = a * inv01 + b * inv11;
const c10 = c * inv00 + d * inv10;
const c11 = c * inv01 + d * inv11;
const dxPos = xSmooth[i + 1][0] - xPrior[i + 1][0];
const dxVel = xSmooth[i + 1][1] - xPrior[i + 1][1];
xSmooth[i] = [
xPost[i][0] + c00 * dxPos + c01 * dxVel,
xPost[i][1] + c10 * dxPos + c11 * dxVel
];
}
return xSmooth.map((s) => s[0]);
};
const lats = smoothAxis('lat');
const lngs = smoothAxis('lng');
return accepted.map((p, i) => ({
lat: lats[i],
lng: lngs[i],
logdate: p.logdate,
_ts: p._ts
}));
}
export default function OrdersDetails() {
const loadMoreRef = useRef();
const containerRef = useRef();
@@ -319,14 +518,35 @@ export default function OrdersDetails() {
try {
const res = await axios.get(`${process.env.REACT_APP_URL3}/deliveries/getdeliverylogs/?deliveryid=${id}`);
const datas = res.data.details;
if (datas.length != 0) {
setRiderStart(datas[0].logdate);
setRiderEnd(datas[datas.length - 1].logdate);
const coData = datas.map((data) => ({ lat: data.latitude, lng: data.longitude }));
setRiderCoordinates(coData);
calculateTotalDistance(coData);
setMapOpen(true);
} else if (datas == null || !datas) {
if (Array.isArray(datas) && datas.length !== 0) {
// Sort chronologically by logdate
const sorted = datas
.map((r) => {
const ts = r?.logdate ? dayjs(r.logdate) : null;
return {
lat: parseFloat(r?.latitude ?? r?.lat),
lng: parseFloat(r?.longitude ?? r?.lng ?? r?.lon),
logdate: r?.logdate,
_ts: ts && ts.isValid() ? ts.valueOf() : Number.MAX_SAFE_INTEGER
};
})
.filter((p) => Number.isFinite(p.lat) && Number.isFinite(p.lng))
.sort((a, b) => a._ts - b._ts);
if (sorted.length !== 0) {
setRiderStart(sorted[0].logdate);
setRiderEnd(sorted[sorted.length - 1].logdate);
// Apply Kalman filter
const smoothed = kalmanSmoothGps(sorted);
const coData = smoothed.map((data) => ({ lat: data.lat, lng: data.lng }));
setRiderCoordinates(coData);
calculateTotalDistance(coData);
setMapOpen(true);
} else {
opentoast('No Valid Logs Found', 'error', 2000);
}
} else {
opentoast('No Logs Found ', 'error', 2000);
}
} catch (error) {
@@ -416,9 +636,9 @@ export default function OrdersDetails() {
isError: getriderbydeliveryIsError,
error: getriderbydeliveryError
} = useQuery({
queryKey: ['getriderbydelivery', startdate, enddate, appId, tenantid, locationid],
queryFn: () => getriderbydelivery(startdate, enddate, appId, tenantid, locationid),
enabled: appId != 0
queryKey: ['fetchRidersList', appId],
queryFn: fetchRidersList,
enabled: appId !== 0
});
const {