// Copyright 2021 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.

syntax = "proto3";

package google.internal.communications.instantmessaging.v1;

option optimize_for = LITE_RUNTIME;

message ApiVersion {
  enum Value {
    UNKNOWN = 0;

    // Initial version.
    V1 = 1;

    // RequestHeaders and AuthToken only.
    V2 = 2;

    // Block leaked playstore APKs.
    V3 = 3;

    // InboxMessage.message bytes are used.
    V4 = 4;
  }
}

message Platform {
  enum Type {
    UNKNOWN = 0;
    TEST = 4;
    DESKTOP = 6;
  }
}

message LocationStandard {
  enum Format {
    UNKNOWN = 0;
    // E164 country codes:
    // https://en.wikipedia.org/wiki/List_of_country_calling_codes
    // e.g. +1 for USA
    E164_CALLING = 1;

    // ISO 3166-1 alpha-2 country codes:
    // https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2
    ISO_3166_1_ALPHA_2 = 2;
  }
}

message IdType {
  enum Type {
    UNSET = 0;
    NOT_KNOWN = 25;  // client does not know the id type.
    NEARBY_ID = 27;  // Used by Nearby devices. go/tachyon-express-nearby.
  }
}

// Connectivity status from the client network to ice_servers.
//
// This message is intended to be binary compatible and should be kept up to
// date with BlockStatus in
// google3/google/communications/networktraversal/v1alpha/networktraversal.proto
message ConnectivityStatus {
  // Status enumerations.
  enum Type {
    // Unspecified.
    UNKNOWN = 0;

    // ICE connectivity is not blocked.
    ICE_UNBLOCKED = 1;

    // ICE connectivity is possibly blocked.
    ICE_POSSIBLY_BLOCKED = 2;
  }
}