Include device count in stats

api/obs/api/routes/stats.py

@@ -4,12 +4,12 @@ from typing import Optional
 from operator import and_
 from functools import reduce
 
-from sqlalchemy import select, func, desc
+from sqlalchemy import distinct, select, func, desc
 
 from sanic.response import json
 
 from obs.api.app import api
-from obs.api.db import Track, OvertakingEvent, User, Region
+from obs.api.db import Track, OvertakingEvent, User, Region, UserDevice
 from obs.api.utils import round_to
 
 
@@ -92,6 +92,14 @@ async def stats(req):
             .where(track_condition)
         )
     ).scalar()
+    device_count = (
+        await req.ctx.db.execute(
+            select(func.count(distinct(UserDevice.id)))
+            .select_from(UserDevice)
+            .join(Track.user_device)
+            .where(track_condition)
+        )
+    ).scalar()
 
     result = {
         "numEvents": event_count,
@@ -100,6 +108,7 @@ async def stats(req):
         "trackDuration": round_to(track_duration or 0, TRACK_DURATION_ROUNDING),
         "publicTrackCount": public_track_count,
         "trackCount": track_count,
+        "deviceCount": device_count,
     }
 
     return json(result)

frontend/src/components/Stats/index.tsx

@@ -98,20 +98,27 @@ export default function Stats({ user = null }: { user?: null | string }) {
               </Statistic.Value>
               <Statistic.Label>{t("Stats.eventsConfirmed")}</Statistic.Label>
             </Statistic>
-            {user ? (
             <Statistic>
               <Statistic.Value>
                 {stats?.trackCount ?? placeholder}
               </Statistic.Value>
               <Statistic.Label>{t("Stats.tracksRecorded")}</Statistic.Label>
             </Statistic>
-            ) : (
+            {!user && (
+              <>
                 <Statistic>
                   <Statistic.Value>
                     {stats?.userCount ?? placeholder}
                   </Statistic.Value>
                   <Statistic.Label>{t("Stats.membersJoined")}</Statistic.Label>
                 </Statistic>
+                <Statistic>
+                  <Statistic.Value>
+                    {stats?.deviceCount ?? placeholder}
+                  </Statistic.Value>
+                  <Statistic.Label>{t("Stats.deviceCount")}</Statistic.Label>
+                </Statistic>
+              </>
             )}
           </Statistic.Group>
         </Segment>

frontend/src/translations/de.yaml

@@ -59,6 +59,7 @@ Stats:
   eventsConfirmed: Bestätigte Vorgänge
   tracksRecorded: Aufgezeichnete Fahrten
   membersJoined: Neue Mitglieder
+  deviceCount: Geräte benutzt
   thisMonth: Dieser Monat
   thisYear: Dieses Jahr
   allTime: Immer

frontend/src/translations/en.yaml

@@ -64,6 +64,7 @@ Stats:
   eventsConfirmed: Events confirmed
   tracksRecorded: Tracks recorded
   membersJoined: Members joined
+  deviceCount: Devices used
   thisMonth: This month
   thisYear: This year
   allTime: All time

frontend/src/translations/fr.yaml

@@ -65,6 +65,7 @@ Stats:
   eventsConfirmed: Evénements confirmées
   tracksRecorded: Traces enregistrées
   membersJoined: Membres enregistrés
+  deviceCount: Appareils utilisés
   thisMonth: Ce mois
   thisYear: Cette annéee
   allTime: De tout temps