Sessions: add odometer (#5069)

assets/i18n/de.toml

@@ -201,6 +201,7 @@ title = "Ladevorgänge"
 downloadCsv = "Als CSV herunterladen"
 loadpoint = "Ladepunkt"
 vehicle = "Fahrzeug"
+odometer = "Kilometerstand"
 energy = "Geladen"
 date = "Zeitraum"
 

assets/i18n/en.toml

@@ -207,6 +207,7 @@ date = "Period"
 [sessions.csv]
 loadpoint = "Loadpoint"
 vehicle = "Vehicle"
+odometer = "Mileage (km)"
 identifier = "Identifier"
 chargedenergy = "Energy (kWh)"
 meterstart = "Meter Start (kWh)"

core/db/session.go

@@ -23,6 +23,7 @@ type Session struct {
 	Loadpoint     string    `json:"loadpoint"`
 	Identifier    string    `json:"identifier"`
 	Vehicle       string    `json:"vehicle"`
+	Odometer      float64   `json:"odometer"`
 	MeterStart    float64   `json:"meterStart" csv:"Meter Start (kWh)" gorm:"column:meter_start_kwh"`
 	MeterStop     float64   `json:"meterStop" csv:"Meter Stop (kWh)" gorm:"column:meter_end_kwh"`
 	ChargedEnergy float64   `json:"chargedEnergy" csv:"Charged Energy (kWh)" gorm:"column:charged_kwh"`

core/loadpoint.go

@@ -905,7 +905,15 @@ func (lp *LoadPoint) setActiveVehicle(vehicle api.Vehicle) {
 	lp.Lock()
 
 	lp.unpublishVehicle()
-	lp.updateSession()
+
+	lp.updateSession(func(session *db.Session) {
+		var title string
+		if lp.vehicle != nil {
+			title = lp.vehicle.Title()
+		}
+
+		lp.session.Vehicle = title
+	})
 }
 
 func (lp *LoadPoint) wakeUpVehicle() {
@@ -1039,6 +1047,11 @@ func (lp *LoadPoint) vehicleOdometer() {
 		if odo, err := vs.Odometer(); err == nil {
 			lp.log.DEBUG.Printf("vehicle odometer: %.0fkm", odo)
 			lp.publish(vehicleOdometer, odo)
+
+			// update session once odometer is read
+			lp.updateSession(func(session *db.Session) {
+				session.Odometer = odo
+			})
 		} else {
 			lp.log.ERROR.Printf("vehicle odometer: %v", err)
 		}

core/loadpoint_session.go

@@ -2,6 +2,7 @@ package core
 
 import (
 	"github.com/evcc-io/evcc/api"
+	"github.com/evcc-io/evcc/core/db"
 )
 
 func (lp *LoadPoint) chargeMeterTotal() float64 {
@@ -53,21 +54,19 @@ func (lp *LoadPoint) stopSession() {
 	lp.db.Persist(lp.session)
 }
 
-func (lp *LoadPoint) updateSession() {
+type sessionOption func(*db.Session)
+
+func (lp *LoadPoint) updateSession(opts ...sessionOption) {
 	// test guard
 	if lp.db == nil || lp.session == nil {
 		return
 	}
 
-	var title string
-	if lp.vehicle != nil {
-		title = lp.vehicle.Title()
+	for _, opt := range opts {
+		opt(lp.session)
 	}
 
-	if lp.session.Vehicle != title {
-		lp.session.Vehicle = title
-		lp.db.Persist(lp.session)
-	}
+	lp.db.Persist(lp.session)
 }
 
 func (lp *LoadPoint) finalizeSession() {

dist/index.html

@@ -20,7 +20,7 @@
     <meta name="theme-color" content="#020318" />
 
     <title>evcc</title>
-    <script type="module" crossorigin src="./assets/index.2e41d610.js"></script>
+    <script type="module" crossorigin src="./assets/index.3dafc84f.js"></script>
     <link rel="stylesheet" href="./assets/index.ab3ceb62.css">
   </head>