feat(lifecycle): REST endpoint for lifecycle config singleton

enterprise/app/controllers/api/v1/accounts/captain/lifecycle_configs_controller.rb

@@ -1,5 +1,28 @@
+# frozen_string_literal: true
+
 class Api::V1::Accounts::Captain::LifecycleConfigsController < Api::V1::Accounts::BaseController
-  def show
-    head :ok
+  before_action :current_account
+  before_action :set_config
+  before_action -> { check_authorization(@config) }
+
+  def show; end
+
+  def update
+    @config.update!(config_params)
+    render 'api/v1/accounts/captain/lifecycle_configs/show'
+  end
+
+  private
+
+  def set_config
+    @config = Captain::Lifecycle::Config.for_account(Current.account)
+  end
+
+  def config_params
+    params.require(:config).permit(
+      :quiet_hours_enabled, :quiet_hours_from, :quiet_hours_to,
+      :min_interval_minutes, :pause_on_customer_reply,
+      :pause_on_customer_reply_within_minutes, :opt_out_label_id
+    )
   end
 end

enterprise/app/views/api/v1/accounts/captain/lifecycle_configs/show.json.jbuilder

@@ -0,0 +1 @@
+json.partial! 'api/v1/models/captain/lifecycle_config', resource: @config

enterprise/app/views/api/v1/accounts/captain/lifecycle_configs/update.json.jbuilder

@@ -0,0 +1 @@
+json.partial! 'api/v1/models/captain/lifecycle_config', resource: @config

enterprise/app/views/api/v1/models/captain/_lifecycle_config.json.jbuilder

@@ -0,0 +1,10 @@
+json.id resource.id
+json.account_id resource.account_id
+json.quiet_hours_enabled resource.quiet_hours_enabled
+json.quiet_hours_from resource.quiet_hours_from&.strftime('%H:%M')
+json.quiet_hours_to resource.quiet_hours_to&.strftime('%H:%M')
+json.min_interval_minutes resource.min_interval_minutes
+json.pause_on_customer_reply resource.pause_on_customer_reply
+json.pause_on_customer_reply_within_minutes resource.pause_on_customer_reply_within_minutes
+json.opt_out_label_id resource.opt_out_label_id
+json.max_per_reservation 5

spec/enterprise/controllers/api/v1/accounts/captain/lifecycle_configs_controller_spec.rb

@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe 'Api::V1::Accounts::Captain::LifecycleConfigs', type: :request do
+  let(:account) { create(:account) }
+  let(:admin) { create(:user, account: account, role: :administrator) }
+  let(:agent) { create(:user, account: account, role: :agent) }
+
+  def json_response
+    JSON.parse(response.body, symbolize_names: true)
+  end
+
+  describe 'GET /api/v1/accounts/:account_id/captain/lifecycle_config' do
+    it 'creates a default config on first access' do
+      get "/api/v1/accounts/#{account.id}/captain/lifecycle_config",
+          headers: admin.create_new_auth_token, as: :json
+      expect(response).to have_http_status(:success)
+      expect(json_response[:quiet_hours_enabled]).to be(false)
+      expect(json_response[:min_interval_minutes]).to eq(30)
+      expect(json_response[:max_per_reservation]).to eq(5)
+    end
+  end
+
+  describe 'PATCH /api/v1/accounts/:account_id/captain/lifecycle_config' do
+    it 'blocks agents' do
+      patch "/api/v1/accounts/#{account.id}/captain/lifecycle_config",
+            params: { config: { quiet_hours_enabled: true } },
+            headers: agent.create_new_auth_token, as: :json
+      expect(response).to have_http_status(:unauthorized)
+    end
+
+    it 'updates for admin' do
+      patch "/api/v1/accounts/#{account.id}/captain/lifecycle_config",
+            params: { config: { quiet_hours_enabled: true, quiet_hours_from: '22:00', min_interval_minutes: 60 } },
+            headers: admin.create_new_auth_token, as: :json
+      expect(response).to have_http_status(:success)
+      expect(json_response[:quiet_hours_enabled]).to be(true)
+      expect(json_response[:min_interval_minutes]).to eq(60)
+    end
+  end
+end