111 lines
2.7 KiB
Go
111 lines
2.7 KiB
Go
package polestar
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import (
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"context"
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"github.com/evcc-io/evcc/api"
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"github.com/evcc-io/evcc/util"
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"github.com/evcc-io/evcc/util/request"
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"github.com/hasura/go-graphql-client"
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"golang.org/x/oauth2"
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)
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// https://github.com/leeyuentuen/polestar_api
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// https://github.com/TA2k/ioBroker.polestar
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const (
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ApiURI = "https://pc-api.polestar.com/eu-north-1"
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ApiURIv2 = ApiURI + "/mystar-v2"
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)
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type API struct {
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client *graphql.Client
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}
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func NewAPI(log *util.Logger, identity oauth2.TokenSource) *API {
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httpClient := request.NewClient(log)
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// replace client transport with authenticated transport
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httpClient.Transport = &oauth2.Transport{
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Base: httpClient.Transport,
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Source: identity,
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}
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v := &API{
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client: graphql.NewClient(ApiURIv2, httpClient),
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}
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return v
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}
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func (v *API) Vehicles(ctx context.Context) ([]ConsumerCar, error) {
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var res struct {
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GetConsumerCarsV2 []ConsumerCar `graphql:"getConsumerCarsV2"`
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}
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err := v.client.Query(ctx, &res, nil, graphql.OperationName("getCars"))
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return res.GetConsumerCarsV2, err
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}
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func (v *API) CarTelemetry(ctx context.Context, vin string) (CarTelemetryData, error) {
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var res struct {
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CarTelemetryData `graphql:"carTelematicsV2(vins: $vins)"`
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}
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err := v.client.Query(ctx, &res, map[string]any{
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"vins": []string{vin},
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}, graphql.OperationName("CarTelematicsV2"))
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// Filter data for the requested VIN
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var filteredData CarTelemetryData
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// Filter health data
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for _, health := range res.CarTelemetryData.Health {
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if health.VIN == vin {
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filteredData.Health = append(filteredData.Health, health)
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}
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}
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// Filter battery data
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for _, battery := range res.CarTelemetryData.Battery {
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if battery.VIN == vin {
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filteredData.Battery = append(filteredData.Battery, battery)
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}
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}
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// Filter odometer data
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for _, odometer := range res.CarTelemetryData.Odometer {
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if odometer.VIN == vin {
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filteredData.Odometer = append(filteredData.Odometer, odometer)
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}
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}
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return filteredData, err
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}
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// Odometer returns the odometer reading in km for the given VIN.
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// The gRPC battery service does not expose odometer data, so it is queried
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// via GraphQL. Only the odometer field is requested, avoiding the removed
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// battery chargingStatus field that breaks the full telematics query.
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func (v *API) Odometer(ctx context.Context, vin string) (float64, error) {
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var res struct {
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CarTelematicsV2 struct {
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Odometer []OdometerData
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} `graphql:"carTelematicsV2(vins: $vins)"`
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}
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if err := v.client.Query(ctx, &res, map[string]any{
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"vins": []string{vin},
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}, graphql.OperationName("CarTelematicsV2")); err != nil {
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return 0, err
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}
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for _, o := range res.CarTelematicsV2.Odometer {
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if o.VIN == vin {
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return float64(o.OdometerMeters) / 1e3, nil
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}
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}
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return 0, api.ErrNotAvailable
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}
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