Ford: fix generating token for templates

cmd/token.go

@@ -6,6 +6,7 @@ import (
 	"strings"
 
 	"github.com/evcc-io/evcc/util/config"
+	"github.com/evcc-io/evcc/util/templates"
 	"github.com/samber/lo"
 	"github.com/spf13/cobra"
 	"golang.org/x/oauth2"
@@ -51,12 +52,16 @@ func runToken(cmd *cobra.Command, args []string) {
 	var token *oauth2.Token
 	var err error
 
-	typ := strings.ToLower(vehicleConf.Type)
-	if typ == "template" {
-		typ = strings.ToLower(vehicleConf.Other["template"].(string))
+	if strings.ToLower(vehicleConf.Type) == "template" {
+		instance, err := templates.RenderInstance(templates.Vehicle, vehicleConf.Other)
+		if err != nil {
+			log.FATAL.Fatalf("rendering template failed: %v", err)
+		}
+		vehicleConf.Type = instance.Type
+		vehicleConf.Other = instance.Other
 	}
 
-	switch typ {
+	switch typ := strings.ToLower(vehicleConf.Type); typ {
 	case "mercedes":
 		token, err = mercedesToken()
 	case "ford", "ford-connect":

cmd/token_ford-connect.go

@@ -16,6 +16,7 @@ func fordConnectToken(conf config.Named) (*oauth2.Token, error) {
 	var cc struct {
 		Credentials vehicle.ClientCredentials
 		Tokens      vehicle.Tokens
+		Other       map[string]interface{} `mapstructure:",remain"`
 	}
 
 	if err := util.DecodeOther(conf.Other, &cc); err != nil {