// Copyright © 2022 The Things Network Foundation, The Things Industries B.V.
//
// 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
//
//     http://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.

syntax = "proto3";

import "github.com/envoyproxy/protoc-gen-validate/validate/validate.proto";
import "google/api/annotations.proto";
import "lorawan-stack/api/identifiers.proto";

package ttn.lorawan.v3;

option go_package = "go.thethings.network/lorawan-stack/v3/pkg/ttnpb";

message GetGatewayConfigurationRequest {
  GatewayIdentifiers gateway_ids = 1 [(validate.rules).message.required = true];
  string format = 2 [(validate.rules).string = {pattern: "^[a-z0-9](?:[-]?[a-z0-9]){2,}$|^$", max_len: 36}];
  string type = 3 [(validate.rules).string = {pattern: "^[a-z0-9](?:[-]?[a-z0-9]){2,}$|^$", max_len: 36}];
  string filename = 4 [(validate.rules).string = {pattern: "^[a-z0-9](?:[-._]?[a-z0-9]){2,}$|^$", max_len: 36}];
}

message GetGatewayConfigurationResponse {
  bytes contents = 1;
}

service GatewayConfigurationService {
  rpc GetGatewayConfiguration(GetGatewayConfigurationRequest) returns (GetGatewayConfigurationResponse) {
    option (google.api.http) = {
      additional_bindings {
        get: "/gcs/gateways/configuration/{gateway_ids.gateway_id}/{format}/{filename}"
      }
      additional_bindings {
        get: "/gcs/gateways/configuration/{gateway_ids.gateway_id}/{format}/{type}/{filename}"
      }
    };
  };
}
