Fix time to next stop calculation

Co-authored-by: Chris Morabito <chris.morabito@woolpert.com>

Author: jmccollum-woolpert

application/frontend/src/app/core/effects/download.effects.ts

@@ -49,7 +49,7 @@ import {
 import * as fromRoot from 'src/app/reducers';
 import * as fromDownload from '../selectors/download.selectors';
 import { unparse } from 'papaparse';
-import { durationSeconds, secondsToFormattedTime } from 'src/app/util';
+import { durationSeconds, formattedDurationSeconds } from 'src/app/util';
 import { Modal } from '../models';
 import * as fromUI from '../selectors/ui.selectors';
 import { MatDialog } from '@angular/material/dialog';
@@ -212,7 +212,7 @@ export class DownloadEffects {
           visitEnd: new Date(
             durationSeconds(route.vehicleStartTime).toNumber() * 1000
           ).toUTCString(),
-          timeToNextStop: secondsToFormattedTime(
+          timeToNextStop: formattedDurationSeconds(
             durationSeconds(route.visits[0]?.startTime || route.vehicleEndTime)
               .subtract(durationSeconds(route.vehicleStartTime))
               .toNumber()
@@ -306,13 +306,13 @@ export class DownloadEffects {
     const endSeconds = durationSeconds(visitRequest.duration).add(startSeconds);
     let timeToNextStop = null;
     if (visitIndex < route.visits.length - 1) {
-      timeToNextStop = secondsToFormattedTime(
+      timeToNextStop = formattedDurationSeconds(
         durationSeconds(route.visits[visitIndex + 1].startTime)
           .subtract(endSeconds)
           .toNumber()
       );
     } else if (vehicle.endWaypoint) {
-      timeToNextStop = secondsToFormattedTime(
+      timeToNextStop = formattedDurationSeconds(
         durationSeconds(route.vehicleEndTime).subtract(endSeconds).toNumber()
       );
     }

application/frontend/src/app/core/models/csv.ts

@@ -125,7 +125,7 @@ export const CSV_DATA_LABELS = {
   visitEnd: 'Visit end',
   shipmentIndex: 'Shipment index',
   shipmentLabel: 'Shipment label',
-  timeToNextStop: 'Time to next stop (HH:MM:SS)',
+  timeToNextStop: 'Time to next stop',
   location: 'Visit location (lat, lng)',
 };
 

application/frontend/src/app/util/duration.spec.ts

@@ -13,6 +13,7 @@ import {
   durationSeconds,
   durationToMinutes,
   durationToRequestString,
+  formattedDurationSeconds,
   minutesToDuration,
   pad,
   secondsToDuration,
@@ -140,4 +141,22 @@ describe('duration util', () => {
       ).toEqual([Long.fromValue(1), Long.fromValue(2)]);
     });
   });
+
+  describe('formattedDurationSeconds', () => {
+    it('should return a defaul timestamp', () => {
+      expect(formattedDurationSeconds(null)).toBe('0s');
+    });
+    it('should return a formatted duration', () => {
+      expect(formattedDurationSeconds(0)).toBe('0s');
+      expect(formattedDurationSeconds(30)).toBe('30s');
+      expect(formattedDurationSeconds(60)).toBe('1m 0s');
+      expect(formattedDurationSeconds(95)).toBe('1m 35s');
+      expect(formattedDurationSeconds(601)).toBe('10m 1s');
+      expect(formattedDurationSeconds(3600)).toBe('1h 0m 0s');
+      expect(formattedDurationSeconds(4201)).toBe('1h 10m 1s');
+      expect(formattedDurationSeconds(46800)).toBe('13h 0m 0s');
+      expect(formattedDurationSeconds(172800)).toBe('2d 0h 0m 0s');
+      expect(formattedDurationSeconds(173409)).toBe('2d 0h 10m 9s');
+    });
+  });
 });

application/frontend/src/app/util/duration.ts

@@ -38,6 +38,33 @@ export function secondsToFormattedTime(seconds: Long | number): string {
   return new Date(1000 * seconds).toISOString().substring(11, 19);
 }
 
+export function formattedDurationSeconds(seconds: Long | number): string {
+  if (!seconds) {
+    return '0s';
+  }
+
+  seconds = Long.fromValue(seconds).toNumber();
+
+  const days = Math.floor(seconds / 86400);
+  seconds -= days * 86400;
+  const hours = Math.floor(seconds / 3600);
+  seconds -= hours * 3600;
+  const minutes = Math.floor(seconds / 60);
+  seconds -= minutes * 60;
+
+  // Format string based on the highest unit of time in the duration
+  if (days) {
+    return `${days}d ${hours}h ${minutes}m ${seconds}s`;
+  }
+  if (hours) {
+    return `${hours}h ${minutes}m ${seconds}s`;
+  }
+  if (minutes) {
+    return `${minutes}m ${seconds}s`;
+  }
+  return `${seconds}s`;
+}
+
 export function durationSeconds(duration: IDuration | ITimestamp, defaultValue = Long.ZERO): Long {
   let seconds: Long;
   if (duration) {