feat: add direct car telemetry management

server/tests/car-telemetry.test.ts

@@ -78,4 +78,58 @@ describe("car telemetry history", () => {
     expect(store.history("24h").points).toHaveLength(1);
     database.close();
   });
+
+  it("clears history independently from all-time statistics", () => {
+    const database = openDatabase(":memory:");
+    const store = new CarTelemetryStore(database);
+    const startedAt = Date.now() - 10 * 60_000;
+
+    store.record(sample(startedAt, { speed: 20, soc: 80, range: 320, charging: 0 }));
+    for (let index = 1; index <= 40; index += 1) {
+      store.record(sample(startedAt + index * 10_000, {
+        speed: 110,
+        soc: 80 - index * 0.15,
+        range: 320 - index,
+        charging: 0
+      }));
+    }
+
+    const before = store.overview();
+    expect(before.lifetime.trackedDistanceKm).toBeGreaterThan(10);
+    expect(before.lifetime.ownRangeEstimateKm).not.toBeNull();
+
+    expect(store.clear("history")).toMatchObject({ mode: "history", deletedSamples: 41 });
+    const kept = store.overview();
+    expect(store.history("24h").points).toEqual([]);
+    expect(kept.storage.rawSamples).toBe(0);
+    expect(kept.storage.hourlyRollups).toBe(0);
+    expect(kept.records).toEqual(before.records);
+    expect(kept.lifetime).toEqual(before.lifetime);
+
+    store.record(sample(Date.now(), { speed: 30, soc: 70, range: 260, charging: 0 }));
+    expect(store.clear("all")).toMatchObject({ mode: "all", deletedSamples: 1 });
+    const reset = store.overview();
+    expect(store.history("all").points).toEqual([]);
+    expect(reset.records).toEqual({
+      peakSpeedKph: null,
+      peakSpeedAt: null,
+      peakChargingPowerKw: null,
+      peakChargingPowerAt: null,
+      maxObservedRangeKm: null,
+      maxObservedRangeAt: null
+    });
+    expect(reset.lifetime).toMatchObject({
+      firstSampleAt: null,
+      lastSampleAt: null,
+      sampleCount: 0,
+      trackedDistanceKm: 0,
+      drivingSeconds: 0,
+      chargingSeconds: 0,
+      chargeSessions: 0,
+      socUsedPercent: 0,
+      averageMovingSpeedKph: null,
+      ownRangeEstimateKm: null
+    });
+    database.close();
+  });
 });