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optimize_tours.go
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/
optimize_tours.go
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// Copyright 2024 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package snippets
// [START routeoptimization_optimize_tours]
import (
"context"
"fmt"
routeoptimization "cloud.google.com/go/maps/routeoptimization/apiv1"
"google.golang.org/genproto/googleapis/type/latlng"
rpb "cloud.google.com/go/maps/routeoptimization/apiv1/routeoptimizationpb"
)
func optimizeTours(projectID string) (*rpb.OptimizeToursResponse, error) {
ctx := context.Background()
c, err := routeoptimization.NewClient(ctx)
if err != nil {
return nil, fmt.Errorf("routeoptimization client: %w", err)
}
defer c.Close()
// See https://pkg.go.dev/cloud.google.com/go/maps/routeoptimization/apiv1/routeoptimizationpb#OptimizeToursRequest.
req := &rpb.OptimizeToursRequest{
Parent: "projects/" + projectID,
Model: &rpb.ShipmentModel{
Shipments: []*rpb.Shipment{
&rpb.Shipment{
Deliveries: []*rpb.Shipment_VisitRequest{
{ArrivalLocation: &latlng.LatLng{Latitude: 48.880942, Longitude: 2.323866}},
},
},
},
Vehicles: []*rpb.Vehicle{
{
StartLocation: &latlng.LatLng{Latitude: 48.863102, Longitude: 2.341204},
EndLocation: &latlng.LatLng{Latitude: 48.86311, Longitude: 2.341205},
},
},
},
}
return c.OptimizeTours(ctx, req)
}
// [END routeoptimization_optimize_tours]