// Copyright 2020 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

syntax = "proto3";

package prototype;

import "prototype/builder_config.proto";
import "prototype/channel.proto";

option go_package = "go.chromium.org/chromiumos/infra/proto/go/prototype";

// Defines planning details around release milestones that drive
// branching, device project planning, and release CI/testing.
message Milestone {
  message Date {
    // Format: YYYY-MM-DD (ISO 8601)
    // E.g. 2020-02-10
    string value = 1;
  }

  // E.g. 86
  int32 number = 1;

  // Initially planned branch date for the milestone.
  Date target_branch_date = 2;

  // Actual branch name when the branch is created.
  // E.g. release-R86-13421.B
  string branch_name = 3;

  // Defines a planned release date for a given channel
  message ChannelPlan {
    Channel channel = 1;
    Date target_release_date = 2;
  }

  // Defines the overall timeline for channel releases of the given milestone.
  repeated ChannelPlan channel_plan = 4;

  // Defines the builds that run for the given milestone.
  repeated BuilderConfig builder_configs = 5;
}